Chih-Yi Chiu Chu-Song Chen Lee-Feng Chien A Framework for Handling Spatiotemporal Variations in Video Copy Detection. 412-417 2008 18 IEEE Trans. Circuits Syst. Video Technol. 3 https://doi.org/10.1109/TCSVT.2008.918447 db/journals/tcsv/tcsv18.html#ChiuCC08