accumulative difference

基本解釋

One is based on the accumulative difference vector and the other is based on the use of run-length encoding.
一種是利用差累積向量，另一種是利用持續(xù)行程編碼。
There was no significant difference of CTX accumulative quantity between these three groups when disease activity scoring decreased to 50% ( P > 0. 05).
病情活動性積分下降至50％時，三組CTX累積量無顯著性差異（P>0.05）。
Firstly, a rough motion mask is obtained by introducing a motion area segmentation method based on an improved accumulative frame- difference algorithm and optimal threshold segmentation.
利用小波包分析算法提取出單幀圖像的邊緣信息并獲得細(xì)化的目標(biāo)區(qū)域邊緣圖；