91av视频/亚洲h视频/操亚洲美女/外国一级黄色毛片 - 国产三级三级三级三级

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    文件類型: .rar
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    發(fā)布日期: 2021-06-03
  • 語言: Python
  • 標(biāo)簽:

資源簡介

SAD(Sum of absolute differences)是一種圖像匹配算法。基本思想:差的絕對值之和。此算法常用于圖像塊匹配,將每個像素對應(yīng)數(shù)值之差的絕對值求和,據(jù)此評估兩個圖像塊的相似度。該算法快速、但并不精確,通常用于多級處理的初步篩選。

資源截圖

代碼片段和文件信息

import?cv2
from?pylab?import?*
import?time

def?SAD(Img_LImg_RwinsizeDSR):???????#輸入左右圖像,窗口尺寸,搜索范圍
????widthheight=Img_L.shape
????kernel_L=np.zeros((winsizewinsize)dtype=‘uint8‘)
????kernel_R?=?np.zeros((winsize?winsize)?dtype=‘uint8‘)
????disparity=np.zeros((width?height)?dtype=‘uint8‘)
????for?i?in?range(width-winsize):
????????for?j?in?range(height-winsize):
????????????kernel_L=Img_L[i:i+winsizej:j+winsize]
????????????v=[0]*DSR
????????????for?k?in?range(DSR):
????????????????x=i-k
????????????????if?x>=0:
????????????????????kernel_R=Img_R[x:x+winsizej:j+winsize]
????????????????for?m?in?range(winsize):
????????????????????for?n?in?range(winsize):
????????????????????????v[k]=v[k]+abs(kernel_R[mn]-kernel_L[mn])
????????????disparity[ij]=min(v)
????????print(i)
????return?disparity
start=time.process_time()???????????????????#獲取代碼運(yùn)行時(shí)間
img_L=cv2.imread(‘SAD\\L.bmp‘0)
img_R=cv2.imread(‘SAD\\R.bmp‘0)
sad=SAD(img_Limg_R330)
cv2.imshow(‘Origion_L‘img_L)
cv2.imshow(‘Origion_R‘img_R)
cv2.imshow(‘After‘sad)
cv2.waitKey()
cv2.destroyAllWindows()
end=time.process_time()
print(‘Running?time:‘end-start)????????????#顯示運(yùn)行時(shí)間

?屬性????????????大小?????日期????時(shí)間???名稱
-----------?---------??----------?-----??----

?????文件?????507054??2019-07-30?09:13??SAD\L.bmp

?????文件?????507054??2019-07-30?09:14??SAD\R.bmp

?????文件???????1250??2019-07-30?16:01??SAD\SAD.py

?????目錄??????????0??2019-07-30?16:09??SAD

-----------?---------??----------?-----??----

??????????????1015358????????????????????4


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