estimate vt. 1.估計,估算;估價;估量。 2.評價,評斷。 3.〔古語〕尊重。 an estimated sum 估計總數。 estimate the loss at 1,000 yuan 估計損失為一千元。 vi. 估計,估價。 n. 1.估計;預測;〔英國〕 〔pl.〕預算,預算額;預算書;估價單;(從典型統計得出的)數值。 2.評價,判斷。 an intelligence estimate 情報[敵情]判斷。 a rough estimate 據粗略的估計。 at a moderate estimate 照適中的估計。 by estimate 照估計。 form an estimate of 給…作一估計;評價。 the E- 〔英國〕財政收支概算。 adj. -d
3 , on the base of the traditional spatial filtering , the author present , a new despeckle algorithm , that make use of iterated processing and correlated neighbourhood model , iterated filtering method of the sar image combining the correlated neighbourhood model with maximum a posteriori filter . first , a series of templates refecting direction information are established and every template is present for a kind of neighbour structure . then on the basis of sar images statistical property , the maximum a posteriori estimate of the real intensity under observation image values is got by bayes formulatio - n 3 、針對傳統空間濾波器的不足,引入迭代處理和相關鄰域模型的概念,提出了基于相關鄰域模型的最大后驗迭代濾波。該算法引用一系列反映局部邊界特征的鄰域模型,以描述圖像的細節。引入強度的先驗概率分布模型,利用bayes方法,對各個結構進行實際強度的最大后驗估計。