US Patent 7376274 Method and apparatus for use in video searching

The present embodiments provide methods and apparatuses for use in searching and/or retrieving video data. Some embodiments provide method for use in searching video data, that extract a spatiotemporal representation of at least a portion of a query sequence of video data, produce a query slice image from the spatiotemporal representation of the at least the portion of the query sequence, extract a spatiotemporal representation of at least a portion of candidate video data, produce a candidate slice image from the spatiotemporal representation of the at least the portion of the candidate video data, and determine when the query slice image matches at least a portion of the candidate slice image. In some embodiments, an apparatus is provided for use with video data. The apparatus comprises a memory storing candidate video data and a query sequence, a slice generator and a two-dimensional image generator.