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  • Programming Computer Vision with Python (學習筆記十二)

    ...利的邊緣 類方法detect(image): 檢測圖像關鍵點extract(image, keypoints, scales, orientations): 為給定關鍵點提取rBRIEF描述符detect_and_extract(image): 檢測圖像關鍵點并提取rBRIEF描述符,此方法比用上面兩步要快 對象屬性keypoints: 關鍵點坐標...

    xbynet 評論0 收藏0
  • 怎樣依據python完成單眼三維成像詳細說明

    ...;detector   SURF=cv2.xfeatures2d_SURF.create()   #computekeypoint&descriptions   keypoint1,descriptor1=SURF.detectAndCompute(img1_gray,None)   keypoint2,descriptor2=SURF.detectAndCompute(img2_g...

    89542767 評論0 收藏0
  • opencv python 角點檢測/FAST算法

    ...efault values fast = cv2.FastFeatureDetector_create() # find and draw the keypoints kp = fast.detect(img,None) img2 = cv2.drawKeypoints(img, kp, None, color=(255,0,0)) # Print all default params ...

    CoreDump 評論0 收藏0
  • [Leetcode] The Skyline Problem 天際線問題

    ...值9先加入堆中 pq.offer(0); // prev用于記錄上次keypoint的高度 int prev = 0; for(int[] h:height) { // 將左頂點加入堆中 if(h[1] < 0) { pq.offer(-h[1]);...

    hidogs 評論0 收藏0
  • opencv python 特征匹配

    ...) # trainImage # Initiate ORB detector orb = cv2.ORB_create() # find the keypoints and descriptors with ORB kp1, des1 = orb.detectAndCompute(img1,None) kp2, des2 = orb.detectAndCompute(img2,None)...

    macg0406 評論0 收藏0
  • opencv python ORB算法

    ...ead(img.jpg) # Initiate ORB detector orb = cv2.ORB_create() # find the keypoints with ORB kp = orb.detect(img,None) # compute the descriptors with ORB kp, des = orb.compute(img, kp) # draw only...

    galaxy_robot 評論0 收藏0
  • opencv python SURF

    ...et Hessian Threshold to 400 surf = cv2.xfeatures2d.SURF_create(400) # Find keypoints and descriptors directly kp, des = surf.detectAndCompute(img,None) print(len(kp)) output:3477 # Check present He...

    andot 評論0 收藏0
  • opencv python SIFT(尺度不變特征變換)

    ...t = cv2.xfeatures2d.SIFT_create() kp = sift.detect(gray,None) img=cv2.drawKeypoints(gray,kp,img) cv2.imshow(img,img) cv2.waitKey() NOTE:lz直接運行上述代碼時,程序報錯:module cv2.cv2 has no attribute xfeatures...

    marek 評論0 收藏0
  • opencv python 使用特征匹配和單應性查找對象

    ...# Initiate SIFT detector sift = cv2.xfeatures2d.SIFT_create() # find the keypoints and descriptors with SIFT kp1, des1 = sift.detectAndCompute(img1,None) kp2, des2 = sift.detectAndCompute(img2,No...

    BDEEFE 評論0 收藏0

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