'Transform coding' diaporamas de présentation

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CPS 296.3:Algorithms in the Real World

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15-853:Algorithms in the Real World

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Image Compression, Transform Coding & the Haar Transform

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Image Compression, Transform Coding & the Haar Transform

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Lossy Compression Algorithms

Lossy Compression Algorithms. Chapter 8. Mutimedia Compress. fixed length, variable length, run length, dictionary based. DPCM module Lookup table DCT transform. Lossless Compression. Reconstruct. Symbols. bits. bits. Symbols. Quantizer. Encoder. Decoder. Q -1. data stream.

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Briefly introduction to image/ video coding standard and FGS for MPEG-4

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Lossy Compression Algorithms

Lossy Compression Algorithms. Chapter 8. outline. 8.1 Introduction 8.2 Distortion Measures 8.3 The Rate-Distortion Theory 8.4 Quantization 8.5 Transform Coding 8.6 Wavelet-Based Coding 8.7 Wavelet Packets 8.8 Embedded Zerotree of Wavelet Coefficients

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Transform Coding

Transform Coding. Heejune AHN Embedded Communications Laboratory Seoul National Univ. of Technology Fall 2013 Last updated 2013. 9. 30. Agenda . Transform Coding Concept Transform Theory Review DCT (Discrete Cosine Transform) DCT in Video coding DCT Implementation & Fast Algorithms

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MPEG-1 Video (Part 1)

MPEG-1 Video (Part 1). Ketan Mayer-Patel. Encoding Techniques. Subsampling Transform Coding Run-length Encoding Predictive Encoding Entropy Encoding Quantization. Bitstream Organization. Picture Data. Seq. End Code. Seq. Header Width Height Frame Rate Buffer Control.

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SURF Feature Compression

SURF Feature Compression. EE398 Winter 2008 Ivan Janatra June Zhang. Outline. SURF Features Transform coding Quantization Encoding Results. SURF Features. Given a set of SURF feature descriptors. Explore how compression affect feature descriptors and their performance. Query image.

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Distributed Source Coding

Distributed Source Coding. ?? : ??? ?? ?? : ???. Talk OutLine. Introduction of DSC Introduction of SWCQ Conclusion. Introduction of DSC. Distributed Source Coding. Compression of two or more correlated source The source do not communicate with each other

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Transform Coding

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Multimedia Data Compression Part II

Multimedia Data Compression Part II. Chapter 8 Lossy Compression Algorithms. 1. Li & Drew. Chapter 8 Lossy Compression Algorithms. 8.1 Introduction 8.2 Distortion Measures 8.3 The Rate-Distortion Theory 8.4 Quantization 8.5 Transform Coding 8.6 Wavelet-Based Coding. 8.1 Introduction.

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Multimedia Data Compression Part II

Multimedia Data Compression Part II. Chapter 8 Lossy Compression Algorithms. 1. Li & Drew. Chapter 8 Lossy Compression Algorithms. 8.1 Introduction 8.2 Distortion Measures 8.3 The Rate-Distortion Theory 8.4 Quantization 8.5 Transform Coding 8.6 Wavelet-Based Coding. 8.1 Introduction.

186 views • 16 slides