'High frequency components' diaporamas de présentation

Templates, Image Pyramids, and Filter Banks

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Templates and Image Pyramids

09/05/13. Templates and Image Pyramids. Computational Photography Derek Hoiem, University of Illinois. Administrative stuff. Start working on project 1 (due Sept 16) Make sure you can get a project page up Can now complete first part (hybrid images ) Matlab /algebra tutorial

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JPEG

JPEG. Introduction. JPEG (Joint Photographic Experts Group) Basic Concept Data compression is performed in the frequency domain. Low frequency components are retained. High frequency components are truncated. JPEG System Overview.

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Convolution Fourier Convolution

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Reciprocal Space Fourier Transforms

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Reciprocal Space Fourier Transforms

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Human Recognition Based On Facial Profile and ears

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Acoustics of Speech

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ES585a - Computer Based Power System Protection Course by Dr.T.S.Sidhu - Fall 2005 Class discussion presentation by Vij

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Wavelet Image Analysis

Wavelet Image Analysis. Engr. Zahid Mehmood. Stationary Signal. Fourier Transform of Stationary Signal. Chirp Signal (non-stationary signals). Chirp Signal (100, 50, 25 & 10 Hz). Fourier Transform of Chirp Signal. Short Time Fourier Transform (STFT).

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CS 4300 Computer Graphics

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Image Contrast Enhancement Based on a Histogram Transformation of Local Standard Deviation

Image Contrast Enhancement Based on a Histogram Transformation of Local Standard Deviation. Dah -Chung Chang* and Wen-Rong Wu, Member, IEEE IEEE TRANSACTIONS ON MEDICAL IMAGING, VOL. 17, NO. 4, AUGUST 1998. Abstract.

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EET260 FM: FM Noise Analysis

EET260 FM: FM Noise Analysis . Why use FM?. Characteristics of AM Easy to modulate and demodulate Narrow bandwidth requirement Characteristics of FM More complex modulation and demodulation required Potentially very large bandwidth requirement (ex. AM radio 10 kHz vs. FM radio 200 kHz)

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A Modest Overview of Image De-noising Methods

A Modest Overview of Image De-noising Methods. Pengfei Wan* and Yukihiko Yamashita ** * Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology ** Department of International Development Engineering, Tokyo Institute of Technology . OUTLINE.

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Gian Paolo Oneto ISTAT

The quest for early indicators of turning points in economic conditions: how the official statistics is involved? . Gian Paolo Oneto ISTAT International Seminar on Timeliness, Methodology and Comparability of Rapid Estimates of Economic Trends. Outline.

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Vector Quantization for Texture Compression Qiu Wu

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Adaptive Image and Video Retargeting Technique Based on Fourier Analysis

Adaptive Image and Video Retargeting Technique Based on Fourier Analysis. Jun- Seong Kim, Jin-Hwan Kim, and Chang-Su Kim School of Electrical Engineering, Korea University, Seoul, Korea Reporter: Chia-Hao Hsieh Date: 20100316. Outline. Introduction Methods Simulation results.

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GENERALIZED MEASURING SYSTEM

GENERALIZED MEASURING SYSTEM. Stage 1 : A detector- transducing or sensor-transducer stage Stage 2 : An intermediate stage, which is called the signal conditioning stage Stage 3: A terminating or readout stage. INUPUT IDENTIFICATION.

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Magnetic Resonance Imaging: Single Coil Sensitivity Mapping and Correction using Spatial Harmonics

Magnetic Resonance Imaging: Single Coil Sensitivity Mapping and Correction using Spatial Harmonics. Eric Peterson and Ryan Lipscomb ECE 533 12/15/2006. Outline. Motivation Inhomogeneous coil sensitivity Theory Methods Spatial Harmonics Results. Motivation.

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Measuring Mechanical Properties of Thin Optical Coatings

Measuring Mechanical Properties of Thin Optical Coatings. Elaine Rhoades Mentors: Dr. Zanolin, Embry-Riddle Aeronautical University Dr. Gretarsson, Embry-Riddle Aeronautical University April 12, 2014 NASA Space Grant Symposium. Experimental Setup.

253 views • 10 slides