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百年小黑熊銅蟲 (初入文壇)
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[求助]
圖像顯示中的displayrange賦值為空,代表什么意思,我小白一枚,程序如下 已有1人參與
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x = dicomread('C:\Users\Administrator\Desktop\圖像重構(gòu)\腦MRI\DICOM\PA1\ST1\SE1\IM1');%讀取dicom圖片文件 figure, imshow(x, 'DisplayRange',[]); |

至尊木蟲 (著名寫手)
驃騎將軍

至尊木蟲 (著名寫手)
驃騎將軍
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這個(gè)與imshow(x,[])是一樣的,將圖片中最小灰度顯示為黑,最大灰度顯示為白,然后中間灰度平均分布. 如果圖片的灰度特別在直方圖上看不是平均分布在0-255之間,而是偏向某一端的時(shí)候,這個(gè)設(shè)置很有用. 'DisplayRange' — Display range of grayscale image[min(I( ) max(I( )] (default) | two-element vectorDisplay range of a grayscale image, specified as a two-element vector [LOW HIGH]. imshow displays the value low (and any value less than low) as black, and the value high (and any value greater than high) as white. Values in between are displayed as intermediate shades of gray, using the default number of gray levels. If you specify an empty matrix ([]), imshow uses [min(I( ) max(I( )]; that is, use the minimum value in I as black, and the maximum value as white. |

銅蟲 (初入文壇)

銅蟲 (初入文壇)

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