opencv

Open Source Computer Vision Library https://opencv.org/

Yuantao Feng 347d673a87 Merge pull request #23279 from fengyuentau:add_topk dnn: add ONNX TopK #23279 Merge with https://github.com/opencv/opencv_extra/pull/1200 Partially fixes #22890 and #20258 To-do: - [x] TopK forward impl - [x] add tests - [x] support Opset 1 & 10 if possible - [ ] ~Support other backends~ (TopK has two outputs, which is not supported by other backends, such as openvino) Perf: M1 (time in millisecond) \| input shape \| axis \| dnn \| ort \| \| --------------- \| ---- \| ---- \| ---- \| \| (1000, 100) \| 0 \| 1.68 \| 4.07 \| \| (1000, 100) K5 \| 0 \| 1.13 \| 0.12 \| \| (1000, 100) \| 1 \| 0.96 \| 0.77 \| \| (100, 100, 100) \| 0 \| 10.00 \| 31.13 \| \| (100, 100, 100) \| 1 \| 7.33 \| 9.17 \| \| (100, 100, 100) \| 2 \| 7.52 \| 9.48 \| M2 (time in milisecond) \| input shape \| axis \| dnn \| ort \| \| --------------- \| ---- \| ---- \| ---- \| \| (1000, 100) \| 0 \| 0.76 \| 2.44 \| \| (1000, 100) K5 \| 0 \| 0.68 \| 0.07 \| \| (1000, 100) \| 1 \| 0.41 \| 0.50 \| \| (100, 100, 100) \| 0 \| 4.83 \| 17.52\| \| (100, 100, 100) \| 1 \| 3.60 \| 5.08 \| \| (100, 100, 100) \| 2 \| 3.73 \| 5.10 \| ONNXRuntime performance testing script: https://gist.github.com/fengyuentau/a119f94fd16721ec9974b8c7b0a45d4c ### Pull Request Readiness Checklist See details at https://github.com/opencv/opencv/wiki/How_to_contribute#making-a-good-pull-request - [x] I agree to contribute to the project under Apache 2 License. - [x] To the best of my knowledge, the proposed patch is not based on a code under GPL or another license that is incompatible with OpenCV - [x] The PR is proposed to the proper branch - [x] There is a reference to the original bug report and related work - [x] There is accuracy test, performance test and test data in opencv_extra repository, if applicable Patch to opencv_extra has the same branch name. - [x] The feature is well documented and sample code can be built with the project CMake		5 months ago
.github	Force contributors to define Apache 2.0 license for the new PRs.	7 months ago
3rdparty	Fix typo in openvx readme	6 months ago
apps	Merge pull request #25582 from fengyuentau:dnn/dump_pbtxt	9 months ago
cmake	Merge pull request #25832 from chachoi-world:4.x	6 months ago
data	Merge pull request #22727 from su77ungr:patch-1	2 years ago
doc	Merge pull request #26041 from knmcguire:patch-1	6 months ago
include	exclude opencv_contrib modules	5 years ago
modules	Merge pull request #23279 from fengyuentau:add_topk	5 months ago
platforms	correct "enviroment" to "environment"	6 months ago
samples	Added python branch to stitching tutorial.	6 months ago
.editorconfig	add .editorconfig	6 years ago
.gitattributes	…
.gitignore	Merge pull request #17165 from komakai:objc-binding	5 years ago
CMakeLists.txt	Merge pull request #25832 from chachoi-world:4.x	6 months ago
CONTRIBUTING.md	…
COPYRIGHT	copyright: 2023 (update)	2 years ago
LICENSE	Merge pull request #18073 from vpisarev:apache2_license	5 years ago
README.md	Space mistake in README.md	11 months ago
SECURITY.md	Updated PGP key for security reports	2 years ago

README.md

OpenCV: Open Source Computer Vision Library

Resources

Homepage: https://opencv.org
- Courses: https://opencv.org/courses
Docs: https://docs.opencv.org/4.x/
Q&A forum: https://forum.opencv.org
- previous forum (read only): http://answers.opencv.org
Issue tracking: https://github.com/opencv/opencv/issues
Additional OpenCV functionality: https://github.com/opencv/opencv_contrib
Donate to OpenCV: https://opencv.org/support/

Contributing

Please read the contribution guidelines before starting work on a pull request.

Summary of the guidelines:

One pull request per issue;
Choose the right base branch;
Include tests and documentation;
Clean up "oops" commits before submitting;
Follow the coding style guide.

Additional Resources

Submit your OpenCV-based project for inclusion in Community Friday on opencv.org
Subscribe to the OpenCV YouTube Channel featuring OpenCV Live, an hour-long streaming show
Follow OpenCV on LinkedIn for daily posts showing the state-of-the-art in computer vision & AI
Apply to be an OpenCV Volunteer to help organize events and online campaigns as well as amplify them
Follow OpenCV on Mastodon in the Fediverse
Follow OpenCV on Twitter
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