diff --git a/README.md b/README.md index 6d0955f4..db465647 100644 --- a/README.md +++ b/README.md @@ -101,13 +101,13 @@ Snap packages will be kept up-to-date automatically, so you don't need to update ## GPU Acceleration -ODM has support for doing SIFT feature extraction on a GPU, which is about 2x faster CPU on a consumer laptop. To use this feature, you need to use the `opendronemap/odm:gpu` docker image instead of `opendronemap/odm` and you need to pass the `--gpus all` flag to docker: +ODM has support for doing SIFT feature extraction on a GPU, which is about 2x faster than the CPU on a typical consumer laptop. To use this feature, you need to use the `opendronemap/odm:gpu` docker image instead of `opendronemap/odm` and you need to pass the `--gpus all` flag: ``` docker run -ti --rm -v c:/Users/youruser/datasets:/datasets --gpus all opendronemap/odm:gpu --project-path /datasets project ``` -When you run ODM, if the GPU is recognized, in the first few lines of the output log you should notice: +When you run ODM, if the GPU is recognized, in the first few lines of output you should see: ``` [INFO] Writing exif overrides @@ -116,7 +116,7 @@ When you run ODM, if the GPU is recognized, in the first few lines of the output [INFO] Using GPU for extracting SIFT features ``` -The implementation is OpenCL-based, so the acceleration should work with most graphics card (not just NVIDIA). +The SIFT GPU implementation is OpenCL-based, so should work with most graphics card (not just NVIDIA). If you have an NVIDIA card, you can test that docker is recognizing the GPU by running: