[PDF] Top 20 isprsarchives XXXVIII 1 C22 33 2011

... applied nitrogen and the straight lines fitted, for every measurement date. Details of fitted lines are related in table 1. The highest correlation coefficients were found for both systems on 19 th May: 0.801 and ... Lihat dokumen lengkap

... to 1 for each object’s feature values with regard to the object’s ...Table 1 tabulates all parameters used in the developed algorithm including the accuracy assessment results and some statistics of the ... Lihat dokumen lengkap

... Ohnishia, Y., Nishiyamaa, S., Yanoa, T., Matsuyamab, H., Amano, K., 2006. A study of the application of digital photogrammetry to slope monitoring systems. International Journal of Rock Mechanics & Mining Sciences 43 ... Lihat dokumen lengkap

... april 2011, General Cartwright explained the benefits of unmanned, armed UAS: “…their ability to get down lower, therefore to able to get better visibility on particularly targets now that have started to dig ... Lihat dokumen lengkap

... Wilson a a University of Alaska Fairbanks, 3352 College Rd, Fairbanks Alaska 99709 kwcunningham, gregory.walker, rayjan.wilson@alaska.edu b Tanana Chiefs Conference - Cadastral Surve[r] ... Lihat dokumen lengkap

... The cloud of points generated in the calibration step consists only of keypoints that were successfully matched and verified along multiple images. There are potentially many more matches which can be verified, producing ... Lihat dokumen lengkap

... UAS and SERA have many common aspects which could lead to more universal instrumentation for both, which then could even be used in joint campaigns where in some regions of 4-d (small scale <1 km, night-time, ... Lihat dokumen lengkap

... 2.1 Hemispheric flight pattern for BRDF-Measurements In order to determine the anisotropy of a given surface a complex flight pattern for the UAV was developed. The hemispheric flight pattern is based on the idea, that ... Lihat dokumen lengkap

... The on-board computer has been installed with a customized Ubuntu Linux operating system. Furthermore, we have utilized a Robot Operating System (ROS, www.ros.org) running on top of Linux OS for the sake of performing ... Lihat dokumen lengkap

... The firmware (MatrixPilot) is programmed by Peter Hollands and the other members of the MatrixPilot Team. It is easily downloadable from the website of the project (http://code.google.com/p/gentlenav/) under the terms of ... Lihat dokumen lengkap

... The autonomous helicopter is based on a COTS RC helicopter (Vario Benzin Trainer). The main criteria for choosing the RC he- licopter have been: (1) proven reliability with a specified payload capacity of at least ... Lihat dokumen lengkap

... To increase the processing power and for an easier programming the ILR currently develops a new, autopilot system for unmanned aerial systems. The system consists of a Main Computing Unit (MCU) and the Main Sensor Unit ... Lihat dokumen lengkap

... 3.2.4 The moving and vibration of the helicopter should be as little as possible. Generally, gasoline-powered helicopter is equipped with a multi-level vibration-reduction installation between the fuselage and the ... Lihat dokumen lengkap

... Based on the video, products can be made, stored and distributed: mpeg clips and projected frames or mosaics as geotiffs. Distribution is done by an ftp server. Special attention was given to situations where the video ... Lihat dokumen lengkap

... There are many scale and rotation invariant feature extraction algorithms for image matching that have been proposed such as: Scale invariant Feature Transformation (SIFT) (Lowe, 2004), and Speeded up robust features ... Lihat dokumen lengkap

... 5 THREE-DIMENSIONAL BUILDING RECONSTRUCTION This section provides an overview over the processing chain used by this work to estimate a three-dimensional building model from previously [r] ... Lihat dokumen lengkap

... 12 check points were used to assess the 3D positional accuracy of points estimated through the bundle adjustment. The points were spread throughout the image, as seen in Figure 6. The mapping coordinates of the points ... Lihat dokumen lengkap

... Using the various unstitched photos, we can also calculate a 3D model out of a set of photos see section 7 5 SOFTWARE For the operating at excavations, we created a program for the cal[r] ... Lihat dokumen lengkap

... The traditional methods for UAV image processing have no capability of effective mapping in near real time modes. More efficient methods for quick mosaicking UAV images have been investigated for many years to deal with ... Lihat dokumen lengkap

... Several university studies in geodesy focus on the approach of high-accuracy positioning by means of single frequency receivers for static applications [e.g. GLABSCH et. al. 2009, SCHWIEGER and GLÄSER 2005, ALKAN 2010, ... Lihat dokumen lengkap