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Slide 1 CSE 415 -- (c) S. Tanimoto, 2008 Image Understanding II 1 Image Understanding 2 Outline: Guzman Scene Analysis Local and Global Consistency Edge Detection Laplacians…

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Image Understanding 2 Outline: Guzman Scene Analysis Local and Global Consistency Edge Detection Laplacians and Zero Crossings Segmentation into Regions Image Connected Components…

Linear filtering Motivation: Noise reduction Given a camera and a still scene, how can you reduce noise? Take lots of images and average them! What’s the next best thing?…

Introduction Linear filtering 1 Motivation: Image denoising How can we reduce noise in a photograph? 2 Answer: take lots of images, average them Let’s replace each pixel…

Image Filtering Image Filtering Overview of Filtering Convolution Gaussian filtering Median filtering Overview of Filtering Convolution Gaussian filtering Median filtering…