Title	Face Recognition Using Adjacent Pixel Intensity Difference Quantization Histogram
Author	Feifei Lee, Koji Kotani, Qiu Chen, Tadahiro Ohmi
Citation	Vol. 9  No. 8  pp. 147-154
Keywords	Face recognition, Adjacent pixel intensity difference quantization (APIDQ), Maximum entropy principle (MEP)

Title	Fast Video Search Algorithm for Large Video Database Using Adjacent Pixel Intensity Difference Quantization Histogram Feature
Author	Feifei Lee, Koji Kotani, Qiu Chen, Tadahiro Ohmi
Citation	Vol. 9  No. 9  pp. 214-220
Keywords	adjacent pixel intensity difference quantization (APIDQ), histogram feature, video search, active search