OpenCV Interview Questions and Answers
Ques 1. what is OpenCV?
OpenCV stands for Open Source Computer Vision Library is an open-source library using which is used to develop real-time computer vision applications such as image processing, video capture, and analysis, for example, face detection and object detection.
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Ques 2. List some sample applications of OpenCV?
Some of the applications of OpenCV are object detection, face recognition, medical diagnosis, etc.
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Ques 3. What are Erosion and Dilation in OpenCV?
In OpenCV, Erosion and Dilation are the two very common morphological image processing operations which is a procedure for modifying the geometric structure in the image.
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Ques 4. Which method of OpenCV is used to read image?
The cv2.imread() method of the Imgcodecs class is used in OpenCV to read an image.
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Ques 5. How many types of image filters are available in OpenCV?
There are two types of image filters available in OpenCV:Linear filterNon-linear filter
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