The concept of Dynamic Three-dimension Group (DTDG) was given and each pixel was modeled using three DTDGs.The approach got background extraction.是什么意思_The concept of Dynamic Three-dimension Group (DTDG) was given and each pixel was modeled using three DTDGs.The approach got background extraction.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句