LAMPIRAN A. LISTING PROGRAM
Form Login.vb
Imports MySql Imports MySql.Data
Imports MySql.Data.MySqlClient Public Class FormLogIn
Private Sub BtnLoginClick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BtnLogin.Click
If UsernameTxt.Text = String.Empty Then MsgBox("Username tidak boleh kosong..") UsernameTxt.Focus()
Exit Sub End If
Dim dr As MySqlDataReader
dr = fetchData("SELECT COUNT(*) FROM user WHERE username='" & UsernameTxt.Text & "' AND password=MD5('" & PassTxt.Text & "');")
dr.Read()
If dr.GetValue(0) > 0 Then
FormUtama.StatusLbl.Text = UsernameTxt.Text buttonCond(True)
Me.Close() Else
MsgBox("Username tidak cocok dengan password") End If
dr.Close() End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
Me.Close() End Sub
End Class
Form Image Processing.vb
Module ImageProcessing
Dim xMask(,) As Single = New Single(,) {{-1, 0, 1}, _ {-2, 0, 2}, _ {-1, 0, 1}} Dim yMask(,) As Single = New Single(,) {{1, 2, 1}, _ {0, 0, 0}, _ {-1, -2, -1}}
Public Function mini(ByVal a As Integer, ByVal b As Integer) As Integer Return IIf(a > b, b, a)
End Function
Public Function maks(ByVal a As Integer, ByVal b As Integer) As Integer Return IIf(a > b, a, b)
End Function
Public Function SobelDetect(ByVal inImg As Bitmap) As Bitmap Dim out As New Bitmap(inImg.Width, inImg.Height,
Imaging.PixelFormat.Format32bppArgb)
For y As Integer = 0 To inImg.Height - 1 For x As Integer = 0 To inImg.Width - 1 Dim gradX As Single = 0
Dim gradY As Single = 0 Dim grad As Single = 0
If x = 0 Or y = 0 Or x = inImg.Width - 1 Or y = inImg.Height - 1 Then grad = 0
Else
For i As Integer = -1 To 1 For j As Integer = -1 To 1
Dim intensity As Single = 0.333F * (CInt(p.R) + p.G + p.B) gradX += intensity * xMask(i + 1, j + 1)
gradY += intensity * yMask(i + 1, j + 1) Next
Next
‘Menghitung gradient deteksi tepi
grad = (Math.Abs(gradX) + Math.Abs(gradY)) End If
grad = Math.Max(0, grad) grad = Math.Min(255, grad)
out.SetPixel(x, y, Color.FromArgb(CInt(grad), CInt(grad), CInt(grad))) Next
Next Return out End Function
‘Membuat Rumus Binerisasi
Public Function Binerisasi(ByVal inImg As Bitmap) As Bitmap Dim x, y, y2, x2 As Integer
Dim gray As Integer
Dim out As New Bitmap(inImg.Width, inImg.Height, Imaging.PixelFormat.Format32bppArgb) Dim localthreshold As Integer
For y = 0 To inImg.Height - 1 Step For x = 0 To inImg.Width - 1 Step 16 localthreshold = 0
With inImg.GetPixel(x2, y2)
gray = 0.3 * .R + 0.3 * .G + 0.3 * .B End With
Next Next
gray = 0.3 * .R + 0.3 * .G + 0.3 * .B End With
If gray <= localthreshold Then
out.SetPixel(x2, y2, Color.FromArgb(255, 0, 0, 0)) Else
out.SetPixel(x2, y2, Color.FromArgb(255, 255, 255, 255)) End If
Next Next Next Next
Return out End Function
‘Matriks Tampilan buat Ekstraksi Fitur
Private Sub updateMat(ByRef m1 As Integer(,), ByRef m2 As Integer(,), ByVal h As Long, ByVal w As Long)
For y = 0 To h - 1 For x = 0 To w - 1 m1(y, x) = m2(y, x) Next
Next End Sub
‘Ekstraksi Fitur
Public Function Haar(ByVal inImg As Bitmap)
Dim out As New Bitmap(inImg.Width, inImg.Height, Imaging.PixelFormat.Format24bppRgb) Dim minS, maxS As Integer
Dim threshold As Integer threshold = 0
minS = 255 maxS = 0
Dim gambar As Bitmap = inImg
Dim matriks = New Integer(inImg.Height + 2, inImg.Width + 2) {} Dim res = New Integer(inImg.Height + 2, inImg.Width + 2) {} Dim s As Integer
With gambar.GetPixel(x, y)
s = (CInt(.R) + .G + .B) * 0.3 matriks(y, x) = s
End With Next
Next
‘Menentukan level wavelet yang diinginkan Dim lv As Integer
lv = 4
‘Perhitungan wavelet
For h = 0 To lv
For y = 0 To inImg.Height / Math.Pow(2, h) - 1 Dim half As Long
half = inImg.Width / Math.Pow(2, h) If half Mod 2 <> 0 Then
half += 1 End If
For x = 0 To half Step 2
res(y, x / 2) = (matriks(y, x) + matriks(y, x + 1)) / 2 Next
Dim c As Integer
For x = half To 2 * half Step 2
res(y, x / 2) = (res(y, c) - matriks(y, c * 2)) Next
Next
updateMat(matriks, res, inImg.Height, inImg.Width) For x = 0 To inImg.Width / Math.Pow(2, h) - 1 Dim half As Long
half = inImg.Height / Math.Pow(2, h) If half Mod 2 <> 0 Then
half -= 1 End If
For y = 0 To half Step 2
res(y / 2, x) = (matriks(y, x) + matriks(y + 1, x)) / 2 Next
Dim c As Integer c = 0
Next Next
updateMat(matriks, res, inImg.Height, inImg.Width) Next
For y = 0 To inImg.Height - 1 For x = 0 To inImg.Width - 1 Dim tmp As Integer tmp = res(y, x)
out.SetPixel(x, y, Color.FromArgb(255, tmp, tmp, tmp)) Next
Next
Dim k As Single Dim m As Integer Dim n As Integer m = 0
n = 0
For y = 0 To inImg.Height / Math.Pow(2, lv) - 1 For x = 0 To inImg.Width / Math.Pow(2, lv) - 1 If res(y, x) > 0 Then
m += res(y, x) Else
n += -res(y, x) End If
Next Next
k = maks(Math.Abs(m), Math.Abs(n)) FormSidik.HasilTxt.Clear()
THasil = ""
Dim tmp As Single
tmp = Math.Round(res(y, x) / k, 6) FormSidik.HasilTxt.Text &= tmp & " " THasil &= tmp & " "
Next Next 'Return out
FormSidikUji.HasilTxt.Clear() THasil2 = ""
For y = 0 To inImg.Height / Math.Pow(2, lv) - 1 For x = 0 To inImg.Width / Math.Pow(2, lv) - 1 Dim tmp As Single
tmp = Math.Round(res(y, x) / k, 6) FormSidikUji.HasilTxt.Text &= tmp & " " THasil2 &= tmp & " "
Next Next Return out End Function End Module
Form Pengguna.vb
Imports MySql Imports MySql.Data
Imports MySql.Data.MySqlClient Public Class FormPengguna Public Sub buttonState1() SimpanBtn.Enabled = True UbahBtn.Enabled = False BatalBtn.Enabled = False HapusBtn.Enabled = False End Sub
Public Sub buttonState2() SimpanBtn.Enabled = False UbahBtn.Enabled = True BatalBtn.Enabled = True HapusBtn.Enabled = True End Sub
Public Sub newId() Dim ds As New DataSet Dim dr As MySqlDataReader
dr = fetchData("SELECT COUNT(*) FROM user;") dr.Read()
Dim n As Integer
Dim temp As Boolean = False n = dr.Item(0)
dr.Close()
While temp = False Dim kd As String kd = "U" & n.ToString
dr = fetchData("SELECT COUNT(*) FROM user WHERE id='" & kd & "'") dr.Read()
If (dr.Item(0) > 0) Then Else
temp = True End If
dr.Close() End While
KdPenggunaTxt.Text = "U" & n.ToString End Sub
dt = FetchDataTable(q) If dt.Rows.Count = 0 Then
MsgBox("Data pengguna tidak ditemukan") End If
DataGridView1.DataSource = dt End Sub
Private Sub FormPengguna_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
newId()
buttonState1()
fillDG("SELECT * FROM user") End Sub
Private Sub BatalBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BatalBtn.Click
newId()
UsernameTxt.Clear() PassTxt.Clear() ConfPassTxt.Clear() buttonState1()
DataGridView1.ClearSelection() UsernameTxt.Focus()
End Sub
Private Sub SimpanBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles SimpanBtn.Click
If UsernameTxt.Text = "" Then MsgBox("Isikan nama pengguna") UsernameTxt.Focus()
ElseIf ConfPassTxt.Text <> PassTxt.Text Then MsgBox("Password tidak sesuai")
ConfPassTxt.Focus() Else
Dim dr As MySqlDataReader
dr = fetchData("SELECT COUNT(*) FROM user WHERE username='" & UsernameTxt.Text & "'")
dr.Read()
If (dr.Item(0) > 0) Then
MsgBox("Nama pengguna sudah terdaftar") Exit Sub
End If dr.Close()
RunQuery("INSERT INTO user(id, username, password) VALUES ('" & KdPenggunaTxt.Text & "','" & UsernameTxt.Text & "',MD5('" & PassTxt.Text & "'))")
newId()
UsernameTxt.Clear() PassTxt.Clear() ConfPassTxt.Clear() UsernameTxt.Focus() End If
End Sub
Private Sub UbahBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles UbahBtn.Click
If UsernameTxt.Text = "" Then
MsgBox("Nama pengguna tidak boleh kosong") Else
RunQuery("UPDATE user SET username='" & UsernameTxt.Text & "', password=MD5('" & PassTxt.Text & "') WHERE id='" & KdPenggunaTxt.Text & "'")
fillDG("SELECT * FROM user") newId()
UsernameTxt.Clear() PassTxt.Clear() ConfPassTxt.Clear() buttonState1() UsernameTxt.Focus() End If
End Sub
Private Sub HapusBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles HapusBtn.Click
If MsgBox("Apakah anda benar - benar yakin ingin menghapus user ini ?", MsgBoxStyle.YesNo) = vbYes Then
fillDG("SELECT * FROM user") newId()
UsernameTxt.Clear() PassTxt.Clear() ConfPassTxt.Clear() buttonState1() UsernameTxt.Focus() End If
End Sub
Private Sub DataGridView1_CellDoubleClick(ByVal sender As Object, ByVal e As System.Windows.Forms.DataGridViewCellEventArgs) Handles DataGridView1.CellDoubleClick buttonState2()
KdPenggunaTxt.Text = DataGridView1.SelectedRows(0).Cells(0).Value UsernameTxt.Text = DataGridView1.SelectedRows(0).Cells(1).Value PassTxt.Focus()
End Sub End Class
Form Sidik Jari.vb
Imports MySql Imports MySql.Data
Imports MySql.Data.MySqlClient Public Class FormSidik
Private Sub resetState() btn_start()
ClearBtn.PerformClick() OpenFileDialog1.FileName = "" NamaPemilikTxt.Clear()
AlamatTxt.Clear()
JenisKelaminCombo.SelectedIndex = -1 fillDG("SELECT * FROM identitas") TxtOutput.Clear()
BrowseBtn.Focus() End Sub
Public Sub newId() Dim ds As New DataSet Dim dr As MySqlDataReader
dr = fetchData("SELECT COUNT(*) FROM identitas;") dr.Read()
Dim n As Integer
Dim temp As Boolean = False n = dr.Item(0) + 1
dr.Close()
While temp = False Dim kd As String kd = "ID" & n.ToString
dr = fetchData("SELECT COUNT(*) FROM identitas WHERE id='" & kd & "'") dr.Read()
If (dr.Item(0) > 0) Then n = n + 1
Else
temp = True End If
dr.Close() End While
End Sub
Public Sub fillDG(ByVal q As String) Dim dt As DataTable
dt = FetchDataTable(q) If dt.Rows.Count = 0 Then
MsgBox("Data Sidik jari tidak ditemukan") End If
Private Sub txt_clear() IDTxt.Clear() NamaFileTxt.Clear() NamaPemilikTxt.Clear()
JenisKelaminCombo.SelectedIndex = -1 AlamatTxt.Clear()
HasilTxt.Clear() TxtOutput.Clear() End Sub
Private Sub btn_start() BrowseBtn.Enabled = True ClearBtn.Enabled = True ProsesBtn.Enabled = False SimpanBtn.Enabled = False UbahBtn.Enabled = False BatalBtn.Enabled = False HapusBtn.Enabled = False End Sub
Public Sub buttonState1() ClearBtn.Enabled = True BrowseBtn.Enabled = False ProsesBtn.Enabled = False SimpanBtn.Enabled = True UbahBtn.Enabled = False BatalBtn.Enabled = False HapusBtn.Enabled = False End Sub
Public Sub buttonState2() ClearBtn.Enabled = False BrowseBtn.Enabled = False ProsesBtn.Enabled = False SimpanBtn.Enabled = False UbahBtn.Enabled = True BatalBtn.Enabled = True HapusBtn.Enabled = True End Sub
Private Sub BrowseBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BrowseBtn.Click
With OpenFileDialog1 .CheckFileExists = True .CheckPathExists = True .ShowHelp = False
.Filter = "Gambar Bitmap (*.bmp)|*.bmp|Gambar Jpeg (*.jpg)|*.jpg|Gambar Gift (*.gif)|*.gif"
.ShowDialog() End With
End Sub
Private Sub OpenFileDialog1_FileOk(ByVal sender As System.Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles OpenFileDialog1.FileOk OriginalPic.ImageLocation = OpenFileDialog1.FileName
FileNameLbl.Text = OpenFileDialog1.FileName ProsesBtn.Enabled = True
End Sub
Private Sub ProsesBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ProsesBtn.Click
SobelPic.Image = SobelDetect(OriginalPic.Image) BinaryPic.Image = Binerisasi(SobelPic.Image) HaarPic.Image = Haar(BinaryPic.Image)
BrowseBtn.Enabled = False SimpanBtn.Enabled = True End Sub
Private Sub ClearBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ClearBtn.Click
btn_start() txt_clear()
OriginalPic.Image = Nothing
SobelPic.Image = Nothing BinaryPic.Image = Nothing HaarPic.Image = Nothing End Sub
Private Sub SimpanBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles SimpanBtn.Click
If Not CekOutput() Then
MsgBox("Target Output dari sidik jari tidak valid, silahkan periksa kembali") TxtOutput.Focus()
Exit Sub End If
If NamaPemilikTxt.Text = "" Then
MsgBox("Isi nama pemilik sidik jari") NamaPemilikTxt.Focus()
ElseIf AlamatTxt.Text = "" Then
MsgBox("Isi alamat dari pemilik sidik jari") AlamatTxt.Focus()
ElseIf JenisKelaminCombo.Text = "" Then
MsgBox("Pilih jenis kelamin dari pemilik sidik jari") JenisKelaminCombo.Focus()
Else
Dim Dr As MySql.Data.MySqlClient.MySqlDataReader Dim tid As String = ""
Dr = fetchData("select id from identitas where nilai_fitur='" & HasilTxt.Text & "'") If Dr.HasRows Then
MsgBox("Nilai fitur telah terdaftar sebelumnya, pastikan anda tidak memasukkan gambar yang sama berulang kali!")
Dr.Close() Exit Sub End If Dr.Close()
Dr = fetchData("select id from identitas order by id desc limit 0,1") If Dr.HasRows Then
Dr.Read() tid = Dr(0) + 1 End If
Dr.Close()
NamaFileTxt.Text = tid & "SidikJari.bmp" RunQuery("INSERT INTO
identitas(nama,alamat,jenis_kelamin,nilai_fitur,nama_file,target) VALUES ('" & NamaPemilikTxt.Text & "','" & AlamatTxt.Text & "','" & JenisKelaminCombo.Text & "','" & HasilTxt.Text & "','" & NamaFileTxt.Text & "','" & TxtOutput.Text & "')")
My.Computer.FileSystem.CopyFile(OpenFileDialog1.FileName, "images/" & NamaFileTxt.Text)
resetState() End If
End Sub
Private Function CekOutput() As Boolean CekOutput = False
Dim cek As String
If TxtOutput.Text = String.Empty Then Return False
Else
For i = 1 To Len(TxtOutput.Text) cek = Mid(TxtOutput.Text, i, 1) If (cek <> "0") And (cek <> "1") Then Return False
End If Next
Return True End If
End Function
Private Sub FormSidik_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
btn_start() 'newId()
fillDG("SELECT * FROM identitas") End Sub
Private Sub DataGridView1_CellDoubleClick(ByVal sender As Object, ByVal e As
buttonState2()
IDTxt.Text = DataGridView1.SelectedRows(0).Cells(0).Value
NamaPemilikTxt.Text = DataGridView1.SelectedRows(0).Cells(1).Value AlamatTxt.Text = DataGridView1.SelectedRows(0).Cells(2).Value
JenisKelaminCombo.SelectedItem = DataGridView1.SelectedRows(0).Cells(3).Value HasilTxt.Text = DataGridView1.SelectedRows(0).Cells(4).Value
NamaFileTxt.Text = DataGridView1.SelectedRows(0).Cells(5).Value FileNameLbl.Text = NamaFileTxt.text
OriginalPic.ImageLocation = "images/" & NamaFileTxt.Text TxtOutput.Text = DataGridView1.SelectedRows(0).Cells(6).Value NamaFileTxt.Focus()
End Sub
Private Sub BatalBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BatalBtn.Click
resetState() End Sub
Private Sub HapusBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles HapusBtn.Click
If MsgBox("Apakah anda benar - benar yakin ingin menghapus data identitas ini ?", MsgBoxStyle.YesNo) = vbYes Then
My.Computer.FileSystem.DeleteFile("images/" & NamaFileTxt.Text) RunQuery("DELETE FROM identitas WHERE id='" & IDTxt.Text & "'") fillDG("SELECT * FROM identitas")
resetState() End If
End Sub
Private Sub UbahBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles UbahBtn.Click
If NamaPemilikTxt.Text = "" Then
MsgBox("Isi nama pemilik sidik jari") NamaPemilikTxt.Focus()
ElseIf AlamatTxt.Text = "" Then
MsgBox("Isi alamat dari pemilik sidik jari") AlamatTxt.Focus()
ElseIf JenisKelaminCombo.Text = "" Then
MsgBox("Pilih jenis kelamin dari pemilik sidik jari") JenisKelaminCombo.Focus()
Else
RunQuery("UPDATE identitas SET nama='" & NamaPemilikTxt.Text & "', alamat='" & AlamatTxt.Text & "', jenis_kelamin='" & JenisKelaminCombo.Text & "', target='" & TxtOutput.Text & "' WHERE id='" & IDTxt.Text & "'")
resetState() End If
End Sub End Class
Form Sidik Uji.vb
Imports MySql Imports MySql.Data
Imports MySql.Data.MySqlClient Public Class FormSidikUji Private Sub resetState() btn_start()
ClearBtn.PerformClick() OpenFileDialog1.FileName = "" NamaPemilikTxt.Clear()
AlamatTxt.Clear()
JenisKelaminCombo.SelectedIndex = -1 fillDG("SELECT * FROM identitas_uji") TxtOutput.Clear()
BrowseBtn.Focus() End Sub
Public Sub newId() Dim ds As New DataSet Dim dr As MySqlDataReader
Dim n As Integer
Dim temp As Boolean = False n = dr.Item(0) + 1
dr.Close()
While temp = False Dim kd As String kd = "ID" & n.ToString
dr = fetchData("SELECT COUNT(*) FROM identitas_uji WHERE id='" & kd & "'") dr.Read()
If (dr.Item(0) > 0) Then n = n + 1
Else
temp = True End If
dr.Close() End While
IDTxt.Text = "SJ" & n.ToString
NamaFileTxt.Text = IDTxt.Text & "SidikJari.bmp" End Sub
Public Sub fillDG(ByVal q As String) Dim dt As DataTable
dt = FetchDataTable(q) If dt.Rows.Count = 0 Then
MsgBox("Data Sidik jari tidak ditemukan") End If
DataGridView1.DataSource = dt End Sub
Private Sub txt_clear() IDTxt.Clear() NamaFileTxt.Clear() NamaPemilikTxt.Clear()
JenisKelaminCombo.SelectedIndex = -1 AlamatTxt.Clear()
HasilTxt.Clear() TxtOutput.Clear() End Sub
Private Sub btn_start() BrowseBtn.Enabled = True ClearBtn.Enabled = True ProsesBtn.Enabled = False
SimpanBtn.Enabled = False UbahBtn.Enabled = False BatalBtn.Enabled = False HapusBtn.Enabled = False End Sub
Public Sub buttonState1() ClearBtn.Enabled = True BrowseBtn.Enabled = False ProsesBtn.Enabled = False SimpanBtn.Enabled = True UbahBtn.Enabled = False BatalBtn.Enabled = False HapusBtn.Enabled = False End Sub
Public Sub buttonState2()
ClearBtn.Enabled = False BrowseBtn.Enabled = False ProsesBtn.Enabled = False SimpanBtn.Enabled = False UbahBtn.Enabled = True BatalBtn.Enabled = True HapusBtn.Enabled = True End Sub
With OpenFileDialog1
.CheckFileExists = True .CheckPathExists = True .ShowHelp = False
.Filter = "Gambar Bitmap (*.bmp)|*.bmp|Gambar Jpeg (*.jpg)|*.jpg|Gambar Gift (*.gif)|*.gif"
.ShowDialog() End With End Sub
Private Sub OpenFileDialog1_FileOk(ByVal sender As System.Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles OpenFileDialog1.FileOk OriginalPic.ImageLocation = OpenFileDialog1.FileName
FileNameLbl.Text = OpenFileDialog1.FileName ProsesBtn.Enabled = True
End Sub
Private Sub ProsesBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ProsesBtn.Click
SobelPic.Image = SobelDetect(OriginalPic.Image) BinaryPic.Image = Binerisasi(SobelPic.Image) HaarPic.Image = Haar(BinaryPic.Image)
HasilTxt.Text = THasil2 BrowseBtn.Enabled = False SimpanBtn.Enabled = True End Sub
Private Sub ClearBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ClearBtn.Click
btn_start() txt_clear()
OriginalPic.Image = Nothing
FileNameLbl.Text = "- No File Selected -" SobelPic.Image = Nothing
BinaryPic.Image = Nothing HaarPic.Image = Nothing newId()
End Sub
Private Sub SimpanBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles SimpanBtn.Click
If Not CekOutput() Then
MsgBox("Target Output dari sidik jari tidak valid, silahkan periksa kembali") TxtOutput.Focus()
Exit Sub End If
If NamaPemilikTxt.Text = "" Then
MsgBox("Isi nama pemilik sidik jari") NamaPemilikTxt.Focus()
ElseIf AlamatTxt.Text = "" Then
MsgBox("Isi alamat dari pemilik sidik jari") AlamatTxt.Focus()
ElseIf JenisKelaminCombo.Text = "" Then
MsgBox("Pilih jenis kelamin dari pemilik sidik jari") JenisKelaminCombo.Focus()
Else
Dim Dr As MySql.Data.MySqlClient.MySqlDataReader Dim tid As String = ""
Dr = fetchData("select id from identitas_uji where nilai_fitur='" & HasilTxt.Text & "'")
If Dr.HasRows Then
MsgBox("Nilai fitur telah terdaftar sebelumnya, pastikan anda tidak memasukkan gambar yang sama berulang kali!")
Dr.Close() Exit Sub End If Dr.Close()
Dr = fetchData("select id from identitas_uji order by id desc limit 0,1") If Dr.HasRows Then
Dr.Read() tid = Dr(0) + 1 End If
RunQuery("INSERT INTO
identitas_uji(nama,alamat,jenis_kelamin,nilai_fitur,nama_file,target) VALUES ('" & NamaPemilikTxt.Text & "','" & AlamatTxt.Text & "','" & JenisKelaminCombo.Text & "','" & HasilTxt.Text & "','" & NamaFileTxt.Text & "','" & TxtOutput.Text & "')")
My.Computer.FileSystem.CopyFile(OpenFileDialog1.FileName, "image_uji/" & NamaFileTxt.Text)
resetState() End If
End Sub
Private Function CekOutput() As Boolean CekOutput = False
Dim cek As String
If TxtOutput.Text = String.Empty Then Return False
Else
For i = 1 To Len(TxtOutput.Text) cek = Mid(TxtOutput.Text, i) Next
Return True End If
End Function
Form Memorisasi.vb
Public Class FormMemorisasi
Private Sub FormMemorisasi_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Dim DT As New System.Data.DataTable
DT = FetchDataTable("select * from memorisasi") DataGridView1.DataSource = DT
Dim DR As MySql.Data.MySqlClient.MySqlDataReader Dim tCount As Long = 0
Dim tBenar As Long = 0
DR = fetchData("select count(*) from memorisasi") If DR.HasRows Then
DR.Read() tCount = DR(0) End If
DR.Close()
DR = fetchData("select count(*) from memorisasi where hasil='Benar'") If DR.HasRows Then
DR.Read() tBenar = DR(0) End If
DR.Close()
If tCount > 0 Then
tCount = (tBenar / tCount) * 100 Else
tCount = 0 End If
ToolStripLabel1.Text = "Persentase Memorisasi : " & tCount & " %" End Sub
End Class
Form Generalisasi.vb
Public Class FormGeneralisasi
Private Sub FormGeneralisasi_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Dim DT As New System.Data.DataTable
DT = FetchDataTable("select * from generalisasi") DataGridView1.DataSource = DT
Dim DR As MySql.Data.MySqlClient.MySqlDataReader Dim tCount As Long = 0
DR = fetchData("select count(*) from generalisasi") If DR.HasRows Then
DR.Read() tCount = DR(0) End If
DR.Close()
DR = fetchData("select count(*) from generalisasi where hasil='Benar'") If DR.HasRows Then
DR.Read() tBenar = DR(0) End If
DR.Close()
If tCount > 0 Then
tCount = (tBenar / tCount) * 100 Else
tCount = 0 End If
ToolStripLabel1.Text = "Persentase Generalisasi : " & tCount & " %" End Sub
End Class
Form TCValidation.vb
Public Class FormTCValidation Private Structure ArrGroup Dim ID As Integer Dim Nilai As String Dim Target As String Dim Pemilik As String End Structure
Private Structure ArrError Dim Group As Integer Dim nError As Double End Structure
Private DataCount As Integer Private GCount As Integer
Private ArrE1 As List(Of ArrError) Private ArrG1 As List(Of ArrGroup) Private ArrG2 As List(Of ArrGroup) Private ArrG3 As List(Of ArrGroup) Private ArrG4 As List(Of ArrGroup) Private ArrG5 As List(Of ArrGroup) Private ArrG6 As List(Of ArrGroup) Private ArrG7 As List(Of ArrGroup) Private ArrG8 As List(Of ArrGroup) Private ArrG9 As List(Of ArrGroup) Private ArrG10 As List(Of ArrGroup) Private ArrAll As List(Of ArrGroup) Private ArrGAll() As List(Of ArrGroup) Private ProgressCount As Integer
Private Sub FormTCValidation_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Clear()
Label2.Text = ActiveTrain End Sub
Private Sub Clear()
Dim DR1 As MySql.Data.MySqlClient.MySqlDataReader DR1 = fetchData("select count(id) from identitas") DataCount = 0
If DR1.HasRows Then DR1.Read()
DataCount = DR1(0) End If
If DataCount < 1 Then
MsgBox("Data identitas kosong, proses ten fold cross validation tidak dapat dilakukan")
Exit Sub End If
ArrG1 = New List(Of ArrGroup) ArrG2 = New List(Of ArrGroup) ArrG3 = New List(Of ArrGroup) ArrG4 = New List(Of ArrGroup) ArrG5 = New List(Of ArrGroup) ArrG6 = New List(Of ArrGroup) ArrG7 = New List(Of ArrGroup) ArrG8 = New List(Of ArrGroup) ArrG9 = New List(Of ArrGroup) ArrG10 = New List(Of ArrGroup) ArrAll = New List(Of ArrGroup) Me.Cursor = Cursors.WaitCursor
DR1 = fetchData("select * from identitas") Dim ArrTamp As ArrGroup
If DR1.HasRows Then Do While DR1.Read
ArrTamp = New ArrGroup ArrTamp.ID = DR1("id")
ArrTamp.Nilai = DR1("nilai_fitur") ArrTamp.Target = DR1("target") ArrTamp.Pemilik = DR1("nama") ArrAll.Add(ArrTamp)
Loop End If DR1.Close()
Me.Cursor = Cursors.Default LVError.Items.Clear() LVS.Items.Clear() Label3.Text = "" Label4.Text = "" Label5.Text = "" Label6.Text = "" End Sub
Private Sub ButtonE(ByVal Stat As Boolean) Button1.Enabled = Stat
Button2.Enabled = Stat Button3.Enabled = Stat End Sub
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
If DataCount < 1 Then
MsgBox("Data identitas kosong, proses ten fold cross validation tidak dapat dilakukan")
Exit Sub End If
ButtonE(False) Dim RND As New Random Dim RND2 As New Random Dim i As Integer = 1 Dim j As Integer = 1 Do While i <= ArrAll.Count ulang:
j = Int(RND2.Next(10)) Select Case j
Case 1
If ArrG1.Count >= GCount Then GoTo ulang
End If
ArrG1.Add(ArrAll(i - 1)) Case 2
GoTo ulang
ArrT = ArrG8 Case 9
ArrT = ArrG9 Case 10
ArrT = ArrG10 End Select
Dim LVI As ListViewItem For i = 0 To ArrT.Count - 1 LVI = LVS.Items.Add(tNo)
LVI.SubItems.Add("S" & tIndeks) LVI.SubItems.Add(ArrT(i).ID) LVI.SubItems.Add(ArrT(i).Nilai) LVI.SubItems.Add(ArrT(i).Target) LVI.SubItems.Add(ArrT(i).Pemilik) tNo += 1
Next End Sub
Private Sub Timer1_Tick(ByVal sender As Object, ByVal e As System.EventArgs) Handles Timer1.Tick
ProgressBar1.Value = ProgressCount
Label3.Text = "Step : " & ProgressCount / 10 End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
ProgressBar1.Visible = True ArrE1 = New List(Of ArrError) ReDim ArrGAll(9)
ArrGAll(0) = ArrG1 ArrGAll(1) = ArrG2 ArrGAll(2) = ArrG3 ArrGAll(3) = ArrG4 ArrGAll(4) = ArrG5 ArrGAll(5) = ArrG6 ArrGAll(6) = ArrG7 ArrGAll(7) = ArrG8 ArrGAll(8) = ArrG9 ArrGAll(9) = ArrG10 ProgressCount = 0 Timer1.Start() ButtonE(False)
BackgroundWorker1.RunWorkerAsync() End Sub
Private Sub BackgroundWorker1_DoWork(ByVal sender As Object, ByVal e As System.ComponentModel.DoWorkEventArgs) Handles BackgroundWorker1.DoWork Dim i As Long
Dim j As Long Dim Hasil As String Dim ArrTE As ArrError Dim tStep As Integer tStep = 1
Do While tStep <= 10 RunValidation(tStep)
ProgressCount = Int((tStep / 10)) tStep += 1
Loop End Sub
Private Sub RunValidation(ByVal nStep As Integer) Dim BL As Integer = (10 - nStep)
Dim i As Integer Dim j As Integer
Dim ArrTE As ArrError = New ArrError Dim Hasil As String
Dim ProcCount As String = 0 For i = 0 To 9
If i <> BL Then
For j = 1 To ArrGAll(i).Count
tTarget(0) = Mid(ArrGAll(i)(j - 1).Target, 1, 1) tTarget(1) = Mid(ArrGAll(i)(j - 1).Target, 2, 1) tTarget(2) = Mid(ArrGAll(i)(j - 1).Target, 3, 1) tTarget(3) = Mid(ArrGAll(i)(j - 1).Target, 4, 1) tTarget(4) = Mid(ArrGAll(i)(j - 1).Target, 5, 1)
Hasil = identify2(ArrGAll(i)(j - 1).Nilai, ActiveTrain, tTarget) Avg_Error += Hasil
ProcCount += 1 Next
End If Next
ArrTE.nError = Avg_Error ArrTE.Group = nStep ArrE1.Add(ArrTE) End Sub
Private Sub BackgroundWorker1_RunWorkerCompleted(ByVal sender As Object, ByVal e As System.ComponentModel.RunWorkerCompletedEventArgs) Handles
BackgroundWorker1.RunWorkerCompleted Dim i As Integer
Dim LVI As ListViewItem Dim BestE As Double = 1 Dim WorstE As Double = 0 Dim AvgE As Double = 0 For i = 1 To ArrE1.Count LVI = LVError.Items.Add(i) LVI.SubItems.Add("V" & i)
LVI.SubItems.Add(ArrE1(i - 1).nError) If ArrE1(i - 1).nError < BestE Then BestE = ArrE1(i - 1).nError End If
If ArrE1(i - 1).nError > WorstE Then WorstE = ArrE1(i - 1).nError End If
AvgE += ArrE1(i - 1).nError Next
Label3.Text = "Step : 10"
Label4.Text = "Best Error Rate : " & Math.Round(BestE, 9) & ".." Label5.Text = "Worst Error Rate : " & Math.Round(WorstE, 9) & ".." Label6.Text = "Average Error Rate : " & Math.Round(AvgE / 10, 7) & ".." ProgressBar1.Visible = False
Timer1.Enabled = False ButtonE(True)
End Sub
Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
Clear() End Sub End Class
JST.vb
Imports System.Data Imports System.IO Imports System.IO.File Imports MySql
Imports MySql.Data
Public time As New DateTime
'deklarasi input node, hidden node dan output node Public input_node As Long
Public hidden_node As Long Public output_node As Long
'deklarasi nilai input,hidden dan output Public input_output(input_node) As Double Public output_output(output_node) As Double Public hidden_output(hidden_node) As Double 'deklarasi bobot pada hidden dan output Public hidden_weight(,) As Double Public output_weight(,) As Double 'kesalahan pada hidden dan output
Public output_error(output_node) As Double Public hidden_error(hidden_node) As Double
'deklarasi laju pembelajaran, momentum dan faktor proporsional Public alpha As Double
Public beta As Double Public gamma As Double Public biasHm(,) As Double Public biasYm(,) As Double Public biasY() As Double Public biasH() As Double Public avg_err As Double Public ek As Double Public epoch_attr As Long Public max_epoch As Long Public target_error As Double Public c As Double
'momentum
Public momentum As Double = 0.1 Public momentum_ih(,,) As Double Public momentum_ho(,,) As Double
Public usemomentum, activation_func As Boolean Private Function sigmoid(ByVal x As Double) x = 1.0 / (1.0 + Math.Exp(-x))
Return x End Function
Private Function sigmoidBipolar(ByVal x As Double) x = (2.0 / (1.0 + Math.Exp(-x))) - 1.0
Return x End Function
Public Sub train_forward(ByVal kode As Long) Dim acc As Double
Dim input_str As String Dim input_str_arr() As String Dim dr As MySqlDataReader
dr = fetchData("SELECT nilai_fitur FROM identitas WHERE id='" & kode.ToString & "'") If dr.HasRows Then
dr.Read()
input_str = dr(0) Else
MsgBox("Database gagal!") dr.Close()
Exit Sub End If dr.Close()
input_str_arr = Split(input_str) For i = 0 To input_node - 1
Next
Public Sub train_backward(ByVal kode As Long) Dim target_output(output_node) As Long Dim Tamp As String
Dim dr As MySqlDataReader
For i = 0 To hidden_node - 1
weight_correct = alpha * output_error(j) * hidden_output(i) output_weight(j, i) = output_weight(j, i) + weight_correct Next
biasY(j) -= alpha * output_error(j) Next
Dim acc As Double Dim output As Double If activation_func Then
For i = 0 To hidden_node - 1 acc = 0
For j = 0 To output_node - 1
acc = acc + (output_error(j) * output_weight(j, i)) Next
Else
For i = 0 To hidden_node - 1 acc = 0
For j = 0 To output_node - 1
acc = acc + (output_error(j) * output_weight(j, i)) Next
output = hidden_output(i)
hidden_error(i) = (((1 + output) * (1 - output)) / 2) * acc Next
End If
For j = 0 To hidden_node - 1 For i = 0 To input_node - 1
weight_correct = alpha * hidden_error(j) * input_output(i) hidden_weight(j, i) = hidden_weight(j, i) + weight_correct Next
biasH(j) -= alpha * hidden_error(j) Next
End Sub
Public Sub update_weight_momentum(ByVal epoch As Long) If epoch = 1 Then
For j = 0 To output_node - 1 For i = 0 To hidden_node – 1
momentum_ho(j, i, 1) = output_weight(j, i) Next
Dim acc As Double Dim output As Double If activation_func Then
For i = 0 To hidden_node - 1 acc = 0
For j = 0 To output_node - 1 Next
output = hidden_output(i)
hidden_error(i) = output * (1 - output) * acc Next
Else
For i = 0 To hidden_node - 1 acc = 0
For j = 0 To output_node - 1
acc = acc + (output_error(j) * output_weight(j, i)) Next
output = hidden_output(i) Next
End If
For j = 0 To hidden_node - 1 For i = 0 To input_node - 1
momentum_ih(j, i, 1) = hidden_weight(j, i) biasHm(j, 1) = biasH(j)
biasH(j) -= alpha * hidden_error(j) biasHm(j, 0) = biasH(j)
Next Else
For j = 0 To output_node - 1 For i = 0 To hidden_node - 1
Next
biasY(j) = biasYm(j, 0) - alpha * output_error(j) + momentum * (biasYm(j, 0) - biasYm(j, 1))
biasYm(j, 1) = biasYm(j, 0) biasYm(j, 0) = biasY(j) Next
Dim acc As Double Dim output As Double If activation_func Then
For i = 0 To hidden_node - 1 acc = 0
For j = 0 To output_node - 1
acc = acc + (output_error(j) * output_weight(j, i)) Next
output = hidden_output(i)
hidden_error(i) = output * (1 - output) * acc Next
Else
For i = 0 To hidden_node - 1 acc = 0
For j = 0 To output_node - 1 Next
output = hidden_output(i)
hidden_error(i) = (((1 + output) * (1 - output)) / 2) * acc Next
End If
For j = 0 To hidden_node - 1 For i = 0 To input_node – 1
hidden_weight(j, i) = momentum_ih(j, i, 0) + (alpha * hidden_error(j) *
input_output(i)) + (momentum * (momentum_ih(j, i, 0) - momentum_ih(j, i, 1))) + gamma * ek
Next
biasHm(j, 1) = biasHm(j, 0) biasHm(j, 0) = biasH(j) Next
End If End Sub
Public Function identify(ByVal inp_str As String, ByVal tLabel As String) As String
Dim i, j As Long Dim acc As Double Dim input_str As String Dim input_str_arr() As String input_str = inp_str
input_str_arr = Split(input_str)
Dim hw(hidden_node, input_node) As Double hidden_weight = hw
Dim ow(output_node, hidden_node) As Double output_weight = ow
Dim inputout(input_node) As Double input_output = inputout
Dim outputout(output_node) As Double output_output = outputout
biasY = outputout
Dim bym(output_node, 2) As Double biasYm = bym
Dim outerr(output_node) As Double output_error = outerr
Dim hiddenout(hidden_node) As Double hidden_output = hiddenout
biasH = hiddenout
Dim bhm(hidden_node, 2) As Double biasHm = bhm
Dim hiddenerr(hidden_node) As Double hidden_error = hiddenerr
For i = 0 To input_node - 1
Dim tCount As Integer Dim dr As MySqlDataReader
dr = fetchData("select count(id) from toutput where label='" & tLabel & "'") If dr.HasRows Then
dr.Read() tCount = dr(0) End If
dr.Close()
If tCount > 0 Then
dr = fetchData("select hidden from thidden where label='" & tLabel & "' order by id asc")
i = 0 j = 0
If dr.HasRows Then While dr.Read
hidden_weight(j, i) = dr(0) i = i + 1
If i Mod input_node = 0 Then j += 1
i = 0 End If End While End If dr.Close()
dr = fetchData("select output from toutput where label='" & tLabel & "' order by id asc")
i = 0 j = 0
If dr.HasRows Then While dr.Read
output_weight(j, i) = dr(0) i = i + 1
If i Mod hidden_node = 0 Then j += 1
i = 0 End If End While End If dr.Close()
dr = fetchData("select biash from tbiash where label='" & tLabel & "' order by id asc")
i = 0
If dr.HasRows Then While dr.Read biasH(i) = dr(0) i = i + 1 End While End If dr.Close()
dr = fetchData("select biasy from tbiasy where label='" & tLabel & "' order by id asc")
i = 0
If dr.HasRows Then While dr.Read biasY(i) = dr(0) i = i + 1 End While End If dr.Close()
For j = 0 To hidden_node - 1 acc = 0
For i = 0 To input_node - 1 Next
hidden_output(j) = acc If activation_func Then
hidden_output(j) = sigmoid(acc) Else
Next
For j = 0 To output_node - 1 acc = 0
For i = 0 To hidden_node - 1
acc = acc + (hidden_output(i) * output_weight(j, i)) Next
output_output(j) = acc If activation_func Then
output_output(j) = sigmoid(acc - biasY(j)) output_output(j) = sigmoid(acc)
Else
output_output(j) = sigmoidBipolar(acc - biasY(j)) output_output(j) = sigmoidBipolar(acc)
End If Next
Dim maks As Double Dim ans As String ans = ""
maks = -100000
For i = 0 To output_node-1 End If
Next Return ans
Else
Return "-1" End If
End Function
Public Function identify2(ByVal inp_str As String, ByVal tLabel As String, ByVal tTarget() As String) As String
Dim i, j As Long Dim acc As Double Dim input_str As String Dim input_str_arr() As String input_str = inp_str
input_str_arr = Split(input_str)
Dim hw(hidden_node, input_node) As Double hidden_weight = hw
Dim ow(output_node, hidden_node) As Double output_weight = ow
Dim inputout(input_node) As Double input_output = inputout
Dim outputout(output_node) As Double output_output = outputout
biasY = outputout
Dim bym(output_node, 2) As Double biasYm = bym
Dim outerr(output_node) As Double output_error = outerr
Dim hiddenout(hidden_node) As Double hidden_output = hiddenout
biasH = hiddenout
Dim bhm(hidden_node, 2) As Double biasHm = bhm
Dim hiddenerr(hidden_node) As Double hidden_error = hiddenerr
For i = 0 To input_node - 1
input_output(i) = Val(input_str_arr(i).Replace(",", ".")) Next
Dim tCount As Integer Dim dr As MySqlDataReader
dr = fetchData("select count(id) from toutput where label='" & tLabel & "'") If dr.HasRows Then
dr.Read() tCount = dr(0) End If
dr.Close()
dr = fetchData("select output from toutput where label='" & tLabel & "' order by id
Return ans Else
Return "-1" End If
End Function End Module
Form Latih.vb
Imports MySql Imports MySql.Data
Imports MySql.Data.MySqlClient Imports System.Data
Imports System.IO Imports System.IO.File Public Class FormLatih
Public avg_err_1 As Double = 1.0 Dim ErrT As String
Dim GenCount As Long Public tLabel As String Dim dbLearning As String Dim dbError As String Dim dbEpoch As String Dim dbMomentum As String Dim dbGamma As String Dim dbUMomentum As String
Private Sub MulaiBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MulaiBtn.Click
If LearningRateTxt.Text = "" Then MsgBox("Pilih laju pembelajaran") LearningRateTxt.Focus()
Exit Sub
ElseIf TargetErrorTxt.Text = "" Then
MsgBox("Pilih target error yang diinginkan") TargetErrorTxt.Focus()
Exit Sub
ElseIf MaxEpochTxt.Text = "" Then
MsgBox("Pilih banyak epoch maksimum") MaxEpochTxt.Focus()
Exit Sub End If
activation_func = BinerRadio.Checked usemomentum = MomentumChk.Checked If MomentumTxt.Text <> "" Then momentum = Val(MomentumTxt.Text) End If
hidden_node = Val(HiddenNodeTxt.Text) input_node = Val(InputNodeTxt.Text) output_node = Val(OutputNodeTxt.Text) alpha = Val(LearningRateTxt.Text) max_epoch = Val(MaxEpochTxt.Text) target_error = Val(TargetErrorTxt.Text) gamma = Val(GammaTxt.Text)
GammaTxt.Enabled = False MulaiBtn.Enabled = False LearningRateTxt.Enabled = False TargetErrorTxt.Enabled = False MaxEpochTxt.Enabled = False HiddenNodeTxt.Enabled = False MomentumTxt.Enabled = False ErrorRateTxt.Clear() EpochTxt.Clear() TimeTxt.Clear() Button1.Enabled = True
ProgressBar1.Style = ProgressBarStyle.Marquee time = DateTime.Now
tLabel = ComboBox1.Text
BackgroundWorker1.RunWorkerAsync() End Sub
Private Sub FormLatih_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
dr = fetchData("SELECT nilai_fitur FROM identitas order by id asc limit 0,1") If dr.HasRows Then
input_str_arr = input_str.Substring(0, Len(input_str) - 1).Split(" ") InputNodeTxt.Text = input_str_arr.Length
HiddenNodeTxt.Text = Math.Round(Math.Sqrt(Val(InputNodeTxt.Text) * Val(OutputNodeTxt.Text)), 0)
Button1.Enabled = False End Sub
Dim hiddenout(hidden_node) As Double hidden_output = hiddenout
biasH = hiddenout
Dim bhm(hidden_node, 2) As Double biasHm = bhm
Dim hiddenerr(hidden_node) As Double hidden_error = hiddenerr
Dim i, j As Long
Dim FaktorSkala As Double = 0 Dim tJumlah As Double = 0 Dim tRandom As New Random Dim tCount As Integer
dr = fetchData("select count(id) from toutput where label='" & tLabel & "'") If dr.HasRows Then
dr.Read() tCount = dr(0) End If
dr.Close()
If tCount > 0 Then
dr = fetchData("select hidden from thidden where label='" & tLabel & "' order by id asc")
i = 0 j = 0
If dr.hasrows Then Do While dr.Read
hidden_weight(j, i) = dr(0) i = i + 1
If i Mod input_node = 0 Then j += 1
i = 0 End If Loop End If dr.Close()
dr = fetchData("select output from toutput where label='" & tLabel & "' order by id asc")
i = 0 j = 0
If dr.hasrows Then Do While dr.Read
output_weight(j, i) = dr(0) i = i + 1
If i Mod hidden_node = 0 Then j += 1
i = 0 End If Loop End If dr.Close()
dr = fetchData("select biash from tbiash where label='" & tLabel & "' order by id asc")
i = 0
If dr.hasrows Then Do While dr.Read biasH(i) = dr(0) i = i + 1 Loop
End If dr.Close()
dr = fetchData("select biasy from tbiasy where label='" & tLabel & "' order by id asc")
i = 0
If dr.hasrows Then Do While dr.Read biasY(i) = dr(0) i = i + 1 Loop
Else
FaktorSkala = 0.7 * (Math.Pow(hidden_node, (1 / input_node))) For j = 0 To hidden_node - 1
For i = 0 To input_node - 1
hidden_weight(j, i) = tRandom.NextDouble - 0.5
Do While hidden_weight(j, i) < -0.5 Or hidden_weight(j, 1) > 0.5 hidden_weight(j, i) = tRandom.NextDouble - 0.5
Loop
tJumlah += Math.Pow(hidden_weight(j, i), 2) Next
biasH(j) = tRandom.NextDouble
Do While biasH(j) < (FaktorSkala * -1) Or biasH(j) > FaktorSkala biasH(j) = tRandom.NextDouble
Loop Next
tJumlah = Math.Sqrt(tJumlah) For j = 0 To hidden_node - 1 For i = 0 To input_node - 1
hidden_weight(j, i) = (FaktorSkala * hidden_weight(j, i)) / tJumlah Next
Next
For j = 0 To output_node - 1 For i = 0 To hidden_node - 1 next
Dim hidw(hidden_node) As Double 'proses latih
dr = fetchData("SELECT COUNT(*) FROM identitas") dr.Read()
Dim total_pattern As Long total_pattern = dr.Item(0) dr.Close()
Dim data(total_pattern) As Long i = 0
dr = fetchData("SELECT id FROM identitas") If dr.HasRows Then
For i = 0 To UBound(data) - 1 dr.Read()
data(i) = dr(0) Next
End If dr.Close() ErrT = ""
Dim epoch As Long
For epoch = 0 To max_epoch - 1 epoch_attr = epoch
avg_err = 0.0 c = 0.0
For i = 0 To total_pattern - 1 train_forward(data(i)) train_backward(data(i)) Next
avg_err = c / (total_pattern * 2) ErrT = ErrT & avg_err & vbCrLf avg_err_1 = avg_err
RunQuery("insert into error(epoch, rms) values('" & epoch & "', '" & avg_err & "')")
If avg_err <= target_error Then update_weight()
GoTo simpan End If
If e.Cancel = True Then update_weight() GoTo simpan End If
simpan:
RunQuery("delete from thidden where label='" & tLabel & "'") For j = 0 To hidden_node - 1
For i = 0 To input_node - 1
RunQuery("insert into thidden(label,hidden) values('" & tLabel & _ "', '" & hidden_weight(j, i) & "')")
Next Next
RunQuery("delete from toutput where label='" & tLabel & "'") For j = 0 To output_node - 1
For i = 0 To hidden_node - 1
RunQuery("insert into toutput(label,output) values('" & tLabel & _ "', '" & output_weight(j, i) & "')")
Next Next
RunQuery("delete from tbiash where label='" & tLabel & "'") For i = 0 To hidden_node - 1
RunQuery("insert into tbiash(label,biash) values('" & tLabel & _ "', '" & biasH(i) & "')")
Next
RunQuery("delete from tbiasy where label='" & tLabel & "'") For i = 0 To output_node - 1
RunQuery("insert into tbiasy(label,biasy) values('" & tLabel & _ "', '" & biasY(i) & "')")
Next
RunQuery("delete from tlabel where label='" & tLabel & "'")
RunQuery("insert into tlabel(label, learning, error, epoch, momentum, faktor, umomentum, berror) values(" & _
"'" & tLabel & "', '" & dbLearning & "','" & dbError & _
"', '" & dbEpoch & "','" & dbMomentum & "','" & dbGamma & "','" & dbUMomentum & "','" & avg_err_1 & "')")
End Sub
Private Sub BackgroundWorker1_RunWorkerCompleted(ByVal sender As Object, ByVal e As System.ComponentModel.RunWorkerCompletedEventArgs) Handles
BackgroundWorker1.RunWorkerCompleted
ProgressBar1.Style = ProgressBarStyle.Blocks ProgressBar1.Value = 100
Timer1.Stop()
MsgBox("Pelatihan Selesai") MulaiBtn.Enabled = True
LearningRateTxt.Enabled = True TargetErrorTxt.Enabled = True MaxEpochTxt.Enabled = True HiddenNodeTxt.Enabled = True Button1.Enabled = False GammaTxt.Enabled = True MomentumTxt.Enabled = True End Sub
Private Sub Timer1_Tick(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Timer1.Tick
Dim Difference As TimeSpan = DateTime.Now.Subtract(Time)
TimeTxt.Text = Difference.Days.ToString & ":" & Difference.Hours.ToString & ":" & Difference.Minutes.ToString & ":" & Difference.Seconds.ToString & "." & Difference.Milliseconds.ToString
EpochTxt.Text = epoch_attr ErrorRateTxt.Text = avg_err_1 End Sub
Private Sub Button1_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button1.Click
BackgroundWorker1.CancelAsync()
End Sub
If MomentumChk.Checked Then MomentumTxt.Enabled = True Else
MomentumTxt.Text = "" MomentumTxt.Enabled = False End If
End Sub
Private Sub Button2_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button2.Click
FormChart.MdiParent = Me.MdiParent FormChart.Show()
End Sub
Private Sub BMemorisasi_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BMemorisasi.Click
ProgressBar2.Visible = True
hidden_node = Math.Round(Math.Sqrt(Val(InputNodeTxt.Text) * Val(OutputNodeTxt.Text)), 0)
output_node = 5
input_node = Val(InputNodeTxt.Text) GenCount = 0
tLabel = ComboBox1.Text Timer2.Start()
BackgroundWorker2.RunWorkerAsync() End Sub
Private Sub BackgroundWorker2_DoWork(ByVal sender As Object, ByVal e As System.ComponentModel.DoWorkEventArgs) Handles BackgroundWorker2.DoWork Dim i As Long
Dim Hasil As String
Dim DT As System.Data.DataTable Dim Benar As String = "Salah" RunQuery("delete from memorisasi")
DT = FetchDataTable("select * from identitas") If DT.Rows.Count > 0 Then
For i = 0 To DT.Rows.Count - 1 Benar = "Salah"
Hasil = identify(DT.Rows(i).Item(4).ToString, tLabel) If Hasil = DT.Rows(i).Item(6) Then
Benar = "Benar" End If
RunQuery(String.Format("insert into memorisasi(id_identitas, nama, nama_file, nilai_fitur, target, output, hasil) values('{0}', '{1}', '{2}', '{3}', '{4}', '{5}', '{6}')", DT.Rows(i).Item(0), DT.Rows(i).Item(1), DT.Rows(i).Item(5), DT.Rows(i).Item(4), DT.Rows(i).Item(6), Hasil, Benar))
GenCount = ((i + 1) / DT.Rows.Count) * 100 Next
End If End Sub
Private Sub Timer2_Tick(ByVal sender As Object, ByVal e As System.EventArgs) Handles Timer2.Tick
ProgressBar2.Value = GenCount End Sub
Private Sub BackgroundWorker2_RunWorkerCompleted(ByVal sender As Object, ByVal e As System.ComponentModel.RunWorkerCompletedEventArgs) Handles
BackgroundWorker2.RunWorkerCompleted Timer2.Stop()
ProgressBar2.Visible = False
FormMemorisasi.MdiParent = Me.MdiParent FormMemorisasi.Show()
End Sub
Private Sub BackgroundWorker3_DoWork(ByVal sender As Object, ByVal e As System.ComponentModel.DoWorkEventArgs) Handles BackgroundWorker3.DoWork Dim i As Long
Dim Hasil As String
RunQuery("delete from generalisasi")
DT = FetchDataTable("select * from identitas_uji") If DT.Rows.Count > 0 Then
For i = 0 To DT.Rows.Count - 1 Benar = "Salah"
Hasil = identify(DT.Rows(i).Item(4).ToString, tLabel) If Hasil = DT.Rows(i).Item(6) Then
Benar = "Benar" End If
RunQuery(String.Format("insert into generalisasi(id, id_identitas, nama, nama_file, nilai_fitur, target, output, hasil) values('{7}','{0}', '{1}', '{2}', '{3}', '{4}', '{5}', '{6}')", DT.Rows(i).Item(0), DT.Rows(i).Item(1), DT.Rows(i).Item(5),
DT.Rows(i).Item(4), DT.Rows(i).Item(6), Hasil, Benar, i)) GenCount = ((i + 1) / DT.Rows.Count) * 100 Next
End If End Sub
Private Sub Timer3_Tick(ByVal sender As Object, ByVal e As System.EventArgs) Handles Timer3.Tick
ProgressBar3.Value = GenCount End Sub
Private Sub BackgroundWorker3_RunWorkerCompleted(ByVal sender As Object, ByVal e As System.ComponentModel.RunWorkerCompletedEventArgs) Handles
BackgroundWorker3.RunWorkerCompleted Timer3.Stop()
ProgressBar3.Visible = False
FormGeneralisasi.MdiParent = Me.MdiParent FormGeneralisasi.Show()
End Sub
Private Sub BGeneralisasi_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BGeneralisasi.Click
ProgressBar3.Visible = True
hidden_node = Math.Round(Math.Sqrt(Val(InputNodeTxt.Text) * Val(OutputNodeTxt.Text)), 0)
output_node = 5
input_node = Val(InputNodeTxt.Text) GenCount = 0
Timer2.Start()
tLabel = ComboBox1.Text
BackgroundWorker3.RunWorkerAsync() End Sub
Private Sub ComboBox1_SelectedIndexChanged(ByVal sender As Object, ByVal e As System.EventArgs) Handles ComboBox1.SelectedIndexChanged
If ComboBox1.Items.Count < 1 Then Exit Sub
End If
Dim DR1 As MySqlDataReader
DR1 = fetchData("select * from tlabel where label='" & ComboBox1.Text & "'") If DR1.HasRows Then
DR1.Read()
LearningRateTxt.Text = DR1("learning") TargetErrorTxt.Text = DR1("error") MaxEpochTxt.Text = DR1("epoch") MomentumTxt.Text = DR1("momentum") GammaTxt.Text = DR1("faktor") If DR1("umomentum") = "T" Then MomentumChk.Checked = True Else
MomentumChk.Checked = False End If
Private Sub Button3_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles Button3.Click
ActiveTrain = ComboBox1.Text End Sub
End Class
Form Uji.vb
Imports MySql Imports MySql.Data
Imports MySql.Data.MySqlClient Public Class FormUji
Dim GenCount As Long
Private Sub ClearBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ClearBtn.Click
FileNameLbl.Text = "- No File Selected -" IDTxt.Text = ""
NamaPemilikTxt.Text = "" NamaFileTxt.Text = "" AlamatTxt.Text = "" JenisKelaminTxt.Text = "" OriginalPic.Image = Nothing ResultPic.Image = Nothing ProsesBtn.Enabled = False BrowseBtn.Enabled = True BrowseBtn.Focus()
End Sub
Private Sub FormUji_Load(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles MyBase.Load
ProsesBtn.Enabled = False BrowseBtn.Focus()
Dim dr As MySqlDataReader
dr = fetchData("SELECT COUNT(*) FROM identitas;") dr.Read()
Dim n As Integer n = dr.Item(0) dr.Close()
OutputNodeTxt.Text = 5 ComboBox1.Items.Clear()
dr = fetchData("select label from toutput group by label") If dr.HasRows Then
Do While dr.Read
ComboBox1.Items.Add(dr(0)) Loop
End If dr.Close() End Sub
Private Sub BrowseBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles BrowseBtn.Click
With OpenFileDialog1 .CheckFileExists = True .CheckPathExists = True .ShowHelp = False
.Filter = "Gambar Bitmap (*.bmp)|*.bmp|Gambar Jpeg (*.jpg)|*.jpg|Gambar Gift (*.gif)|*.gif"
.ShowDialog() End With
End Sub
Private Sub OpenFileDialog1_FileOk(ByVal sender As System.Object, ByVal e As System.ComponentModel.CancelEventArgs) Handles OpenFileDialog1.FileOk
OriginalPic.ImageLocation = OpenFileDialog1.FileName FileNameLbl.Text = OpenFileDialog1.FileName
ProsesBtn.Enabled = True End Sub
Private Sub ProsesBtn_Click(ByVal sender As System.Object, ByVal e As System.EventArgs) Handles ProsesBtn.Click
ProsesBtn.Enabled = False
activation_func = BinerRadio.Checked
hidden_node = Math.Round(Math.Sqrt(Val(InputNodeTxt.Text) * Val(OutputNodeTxt.Text)), 0)
output_node = 5
input_node = Val(Inputnodetxt.text)
Dim sobelpic As New Bitmap(OriginalPic.Image.Width, OriginalPic.Image.Height, Imaging.PixelFormat.Format32bppArgb)
Dim binarypic As New Bitmap(OriginalPic.Image.Width, OriginalPic.Image.Height, Imaging.PixelFormat.Format32bppArgb)
Dim haarpic As New Bitmap(OriginalPic.Image.Width, OriginalPic.Image.Height, Imaging.PixelFormat.Format32bppArgb)
dr = fetchData("SELECT * FROM identitas WHERE target='" & kode.ToString & "' and nilai_fitur='" & THasil & "';")
Private Sub FormChart_Load(ByVal sender As Object, ByVal e As System.EventArgs) Handles Me.Load
Me.ErrorBindingSource.DataSource = FetchDataTable("select * from error")
