A 28-dimensional feature vector was obtained through calculating the center of mass (COM) of histogram character function (HCF) from the statistics of an image.是什么意思_A 28-dimensional feature vector was obtained through calculating the center of mass (COM) of histogram character function (HCF) from the statistics of an image.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句