An-Chao TsaiAnand Paul 0001Jia-Ching WangJhing-Fa WangIntensity Gradient Technique for Efficient Intra-Prediction in H.264/AVC.694-698200818IEEE Trans. Circuits Syst. Video Technol.5https://doi.org/10.1109/TCSVT.2008.919113db/journals/tcsv/tcsv18.html#TsaiPWW08