'Haar transform' presentation slideshows

Image Compression, Transform Coding & the Haar Transform

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Image Compression, Transform Coding & the Haar Transform

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MMAT 5390: Mathematical Imaging

MMAT 5390: Mathematical Imaging. Lecture 5: More about Haar and Walsh Transform, DFT, Image Enhancement. Prof. Ronald Lok Ming Lui Department of Mathematics, The Chinese University of Hong Kong. For details, please refer to Lecture note Chapter 2. Definition of Haar functions:.

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4C8

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4C8

4C8. Image Compression. Lossy Compression. Effective bit rate = 8 bits/pixel. Effective bit rate = 1 bit/pixel (approx). Signal Energy. Lossy Transform Coding. Lossless. Lossy. Lossless. Lossless. Energy Compaction with Xforms. The Haar Xform. LoLo. Hi-Lo. Lo-Hi. Hi-Hi.

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Directed Study in Image Processing

Directed Study in Image Processing. Hurricane satellite image analysis using 2x2 and 3x3 wavelet transforms Dr. J. Derado Pedro J. Soto. It all starts with Lena and Haar. We began the course with the Haar Transform and the picture of Lena. 2 nd Level Haar Transform.

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Face Recognition with Harr Transforms and SVMs

Face Recognition with Harr Transforms and SVMs. EE645 Final Project May 11, 2005 J Stautzenberger. Outline. Motivation Description of Face Recognition System Overview Feature Extraction Haar Transform SVM Experiments Structure Data Set Results Conclusions. Motivation.

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Compression and Denoising of Astronomical Images Using Wavelets

Compression and Denoising of Astronomical Images Using Wavelets. By: Kerry Baldeosingh, Paula Harrell, Trimaine Mc Fadden. South Carolina State University Principal Investigator: Dr. Donald Walter Team Mentor: Dr. Kuzman Adzievski. Outline. Wavelets and some of their applications .

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Lecture 14: More on finite-length discrete transforms

Lecture 14: More on finite-length discrete transforms. Instructor: Dr. Gleb V. Tcheslavski Contact: gleb@ee.lamar.edu Office Hours: Room 2030 Class web site: http://ee.lamar.edu/gleb/dsp/index.htm. Smiley face. Orthogonal transforms.

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Lecture 14: More on finite-length discrete transforms

Lecture 14: More on finite-length discrete transforms. Instructor: Dr. Gleb V. Tcheslavski Contact: gleb@ee.lamar.edu Office Hours: Room 2030 Class web site: http://ee.lamar.edu/gleb/dsp/index.htm. Smiley face. Orthogonal transforms.

229 views • 14 slides

Math 3360: Mathematical Imaging

Math 3360: Mathematical Imaging. Lecture 7: Discrete Fourier Transform. Prof. Ronald Lok Ming Lui Department of Mathematics, The Chinese University of Hong Kong. What is image decomposition:. coefficients. A quick revision: Image decomposition. Elementary images.

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Homework 5 (Due: 6/29)

Homework 5 (Due: 6/29). Write a Matlab program that can generate the forward and inverse N -point number theoretic transform matrices (modulus M ). [A, B] = NTTm(N, M) % A: forward, B: inverse

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