sign of summation 中文意思是什麼
sign of summation
解釋
累加號-
For the image with random field feature, the description language is probability distribution model, and the description length equals the negative base - two logarithm of the probability of the image data ; for the region homogeneity properties of active contour, the description language is chosen as a sign gradient map, and the description length is the summation of sign gradient inside the active contour ; for the active contour regularity, the description language is smoothness, and the corresponding description length is the length of active contour curve
隨機場圖像的描述語言採用概率分佈模型,描述長度是圍道內外區域中圖像數據概率的以2為底對數的負數;活動圍道區域一致性的描述語言為有符號的梯度圖,描述長度是圍道內區域有符號梯度的總和;圍道形態的描述語言採用平滑性,描述長度正比于圍道的長度。
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