背照投影 的英文怎麼說
中文拼音 [bēizhàotóuyǐng]
背照投影
英文
back-projection-
Cermax xenon by perkinelmer is the light engine of choice for today s premier video applications, including rear projection rptv, home theater projector, and digital cinema
Perkinelmer提供的cermax氙燈是一種優秀的照明引擎，能夠滿足當前主流視頻場合的需要，如背投電視rptv ，家庭劇院投影機與數位電影等等The furniture once appropriated to the lower apartments had from time to time been removed here, as fashions changed : and the imperfect light entering by their narrow casement showed bed - steads of a hundred years old ; chests in oak or walnut, looking, with their strange carvings of palm branches and cherubs heads, like types of the hebrew ark ; rows of venerable chairs, high - backed and narrow ; stools still more antiquated, on whose cushioned tops were yet apparent traces of half - effaced embroideries, wrought by fingers that for two generations had been coffin - dust
一度歸層次更底房間使用的傢具，因為時尚的變更，逐漸搬到了這里。從狹窄的窗扉投射進來的斑駁光影，映照出了有上百年歷史的床架映照出了橡樹或胡桃樹做的柜子，上面奇怪地雕刻著棕櫚樹枝和小天使頭部，看上去很像各種希伯萊約櫃映照出了一排排歷史悠久窄小高背的椅子映照出了更加古老的凳子，坐墊上明顯留著磨損了一半的刺繡，當年做繡活的手指化為塵土已經有兩代之久了。This paper presents 4 parameters which contain the information of distribution of characters and background, realizing the unifying the background color. then the author brings forward a mended binarization method based on mean of gray value. in the segmentation the paper presents a arithmetic taking the projection, character width and the shape of the character in to consider
本文利用4個包含字元背景分信息布的參數，實現了背景色的統一；在預處理中提出了一種基於灰度期望的改進二值化演算法；字元分割階段在豎直投影法的基礎上，提出利用自適應的字元寬度和字元的凹凸信息將牌照分割為單個字元；最後使用bp神經網路進行字元的識別。
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