Luis, I'm interested in testing such algorithm, is that code publicly available?
Best regards, Tamas Luis Felipe Romero <fel...@uma.es> ezt írta (időpont: 2023. ápr. 18., K, 7:15): > Dear gdal-dev group members, > > I hope this email finds you well. I am Luis Felipe Romero, a researcher > from the University of Malaga in Spain, and I am excited to introduce > myself to this community. My research focuses on algorithms for digital > elevation models (DEM), and in particular, the development of algorithms > for the calculation of the total viewshed. > > Recently, my team has developed a highly efficient algorithm that can > calculate the total viewshed for a model of 2500x2500 points in just 4 > seconds on a GPU or approximately 2 minutes on a 16-core CPU. Our algorithm > is written in C++, and we also have a version that utilizes CUDA for GPU > acceleration. > > I had a conversation with Even Roualt about the possibility of integrating > our algorithm into GDAL. However, he informed me of the incompatibilities > between GDAL and CUDA, but encouraged me to share my intentions with the > group. Therefore, I would like to share our Total Viewshed approach with > the gdal-dev community. > > Unlike Tamas Szekeres' Viewshed algorithm, our approach calculates the > viewshed at all model points simultaneously by leveraging in-memory data > alignment. While it may not be as efficient for calculating the viewshed of > a small set of points, it is incredibly useful for determining the viewshed > of an entire territory, such as for selecting the location of a cell phone > tower or for forest surveillance path planning. Our algorithm can complete > these types of calculations in a matter of minutes, as opposed to thousands > of hours. > > My primary goal in reaching out to this group is to gain feedback and > insights on how GDAL can be used to make our algorithms publicly accessible > and even improved upon by the community. I believe that GDAL provides the > necessary tools and interfaces to make this possible. > > I am currently in the process of familiarizing myself with the GDAL code > structure, and it will take a few days before I can determine my first > steps with it. Nevertheless, I am excited to contribute to this community > and give visibility to our work. > > Thank you all in advance for your time and consideration. > > Best regards, > _______________________________________________ > gdal-dev mailing list > gdal-dev@lists.osgeo.org > https://lists.osgeo.org/mailman/listinfo/gdal-dev >
_______________________________________________ gdal-dev mailing list gdal-dev@lists.osgeo.org https://lists.osgeo.org/mailman/listinfo/gdal-dev