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Premnath D

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25 Questions

Views Newest Activity Votes

votes

answers

27k

views

Difference between SNR and PSNR

image-processing

Jun 26 at 11:37 Abhuday Tripathi 1

votes

answers

views

What is the Compression Algorithm used by Facebook?

Mar 27 '14 at 19:33 Glenn Randers-Pehrson 306

votes

answers

287

views

Why we need Frequency and Time information at the same time

image-processing discrete-signals frequency time-frequency

Dec 9 '15 at 8:43 Gilles 'SO- stop being evil' 103

votes

answers

views

What is Hue and Saturation?

image-processing image

Mar 31 at 18:23 Erick Platero 1

votes

answers

views

Why do we always use square kernels for filters?

image-processing filters

May 26 '18 at 23:18 Abdullah Amer Mohammed Salih 1

votes

answers

views

Correlation and Convolution [duplicate]

image-processing discrete-signals

Feb 10 '14 at 19:54 Community♦ 1

votes

answers

views

Ideal Low Pass Filter Concept in MATLAB

image-processing matlab

Nov 9 '13 at 2:12 Dima 4,571

votes

answers

387

views

How to calcuate the beta metrics?

image-processing matlab

Jun 15 '14 at 22:12 jojek♦ 9,072

votes

answers

views

Why PSNR decreases for Ultrasound Images?

image-processing matlab noise

Nov 18 '13 at 10:08 Premnath D 881

votes

answer

views

Concept of Orthogonality and Orthonormality

image-processing signal-analysis

Nov 6 '13 at 13:17 sav 367

votes

answer

543

views

Despeckling Ultrasound images using Diffusion Filtering

image-processing matlab

May 10 '17 at 2:26 lennon310 3,327

votes

answers

views

Image Noise Detection Using MATLAB

image-processing noise denoising

Jul 19 '15 at 16:19 Community♦ 1

votes

answer

623

views

Metrics for Noisy Images

image-processing denoising

Mar 3 '14 at 1:55 lennon310 3,327

votes

answers

163

views

Region growing Vs Clustering

image-processing

Feb 26 '14 at 1:35 Phonon 4,570

votes

answer

118

views

Standard representation of FFT of an Image?

image-processing frequency dft

Feb 16 '14 at 3:30 hotpaw2 29.3k

vote

answers

views

How to downsample a matrix in columns ? MATLAB [closed]

image-processing matlab

Dec 13 '14 at 10:41 jojek♦ 9,072

vote

answers

views

If low frequency travels longer distance, why our speech is not travelling longer distance?

frequency continuous-signals

Aug 3 '14 at 17:06 Seetha Rama Raju Sanapala 94

votes

answers

views

Image Noise Detection in MATLAB

image-processing matlab

Mar 15 at 22:10 Royi 10.3k

votes

answer

284

views

what are the applications of fourier transform in modulation

modulation

Mar 29 '14 at 3:07 hotpaw2 29.3k

votes

answer

views

Active Contours

image-processing image-segmentation

Mar 2 '14 at 21:17 lennon310 3,327

votes

answers

331

views

Refer good books for the following topics in Image processing

image-processing

Feb 22 '14 at 12:20 preethi 805

votes

answer

views

Doubt in K-L Transform equations

image-processing discrete-signals

Jan 18 '14 at 18:44 lennon310 3,327

votes

answer

209

views

DFT's Unitary Property

discrete-signals dft

Dec 15 '13 at 14:40 Sina 81

votes

answer

470

views

Why we need distances in Ideal LPF?

image-processing matlab lowpass-filter

Nov 12 '13 at 23:31 mags 201

-2

votes

answer

233

views

Getting different results when running my program at different times [closed]

image-processing matlab

Jan 9 '14 at 14:11 lennon310 3,327

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25 Questions

Difference between SNR and PSNR

What is the Compression Algorithm used by Facebook?

Why we need Frequency and Time information at the same time

What is Hue and Saturation?

Why do we always use square kernels for filters?

Correlation and Convolution [duplicate]

Ideal Low Pass Filter Concept in MATLAB

How to calcuate the beta metrics?

Why PSNR decreases for Ultrasound Images?

Concept of Orthogonality and Orthonormality

Despeckling Ultrasound images using Diffusion Filtering

Image Noise Detection Using MATLAB

Metrics for Noisy Images

Region growing Vs Clustering

Standard representation of FFT of an Image?

How to downsample a matrix in columns ? MATLAB [closed]

If low frequency travels longer distance, why our speech is not travelling longer distance?

Image Noise Detection in MATLAB

what are the applications of fourier transform in modulation

Active Contours

Refer good books for the following topics in Image processing

Doubt in K-L Transform equations

DFT's Unitary Property

Why we need distances in Ideal LPF?

Getting different results when running my program at different times [closed]