trecvid video retrieval computer vision video search evaluation video to text matching activity detection multimedia retrieval benchmark #trecvid embeddings #deep learning ad-hoc video search instance search automatic video captioning #video analysis video analysis #video retrieval multimedia event detection multimedia nist video captioning datasets trec videos avs concept detection semantic indexing actev med vtt localization video understanding video description query by example multimedia ad-hoc search event detection video hyperlinking multimedia understanding movie summarization multimedia search spatio-temporal detection surveillance detection multimedia analysis deep video understanding movie understanding fema airborne video cap disaster scene recognition feature detection video classifiers video detection person recognition people detection action evaluations benchmarking text embeddings deep learning #vtt #video-to-text #person recognition #scene detection #instance recognition #video retireval #video search #activity recognition iacc
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