Stack Exchange Network

Stack Exchange network consists of 176 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.

Visit Stack Exchange
Loading…
  1. 0
  2. +0
    • Tour Start here for a quick overview of the site
    • Help Center Detailed answers to any questions you might have
    • Meta Discuss the workings and policies of this site
    • About Us Learn more about Stack Overflow the company
    • Business Learn more about hiring developers or posting ads with us
  3. Log in Sign up
  4. current community

    • Signal Processing
      help chat
    • Signal Processing Meta

    your communities

    Sign up or log in to customize your list.

    more stack exchange communities

    company blog
Signal Processing
  1. Home
    1. Questions
    2. Tags
    3. Users
    4. Unanswered
    5. Jobs
Profile Activity
Meta user
Network profile
Gilles

Reputation

3,042
  • 3k
  • 2.5k
  • 1.9k
  • 2018
  • 2019
  • 2020
  • 2021

Top tag

fft

Next privilege

5,000 Rep.
Approve tag wiki edits

Badges

3
17
27

Newest

 Yearling

Next badge

61/100
Proofreader

Impact

~145k
people reached
1,779 posts edited
148 helpful flags
1,445 votes cast
Summary Answers Questions Tags Badges Bookmarks Bounties Reputation All actions

153 Bookmarks

Votes Activity Newest Views Added
17
votes
2
answers
1k
views

Why real part of FFT converts image into rotation + original?

image-processing fft fourier-transform
Dec 17 '16 at 20:41 ThP 1,411
17
votes
1
answer
22k
views

What is the phase and magnitude response of white noise?

fft noise python
Jun 18 '19 at 1:31 Peter K.♦ 19.1k
17
votes
6
answers
4k
views

Filter design by distributing poles and zeros on parametric curves

filter-design butterworth
May 19 '17 at 13:27 Olli Niemitalo 11.8k
17
votes
2
answers
10k
views

Is a Kalman filter suitable to filter projected points positions, given Euler angles of the capturing device?

filters kalman-filters state-space
Feb 4 '15 at 17:45 Community♦ 1
16
votes
5
answers
2k
views

What factors should I consider when choosing an IIR filter realization?

filters infinite-impulse-response
May 20 '15 at 19:42 Kyle 1
16
votes
2
answers
29k
views

How do I manually plot the frequency response of a bandpass Butterworth filter in MATLAB without freqz function?

matlab filters filter-design bandpass
Oct 15 '18 at 15:19 jojek♦ 9,886
16
votes
1
answer
4k
views

Find similar Music using FFT Spectrums

audio fft music
Feb 12 '12 at 15:21 jonsca 1,834
16
votes
1
answer
4k
views

Why Wavelet developed when we already had Short-time Fourier transform

wavelet
Mar 3 '13 at 20:19 user2718 2,156
15
votes
2
answers
7k
views

What distance metric can I use for comparing images?

image-processing distance-metrics
22h ago Arritmic 241
15
votes
3
answers
2k
views

How to decide what platform is best to implement real-time audio processing on?

arm dsp-core hardware
Sep 7 '11 at 14:32 Aurelio 181
15
votes
3
answers
11k
views

Reading the Wavelet transform plot

wavelet
Jul 25 '15 at 20:30 Community♦ 1
15
votes
3
answers
15k
views

How to demodulate an AFSK signal in software

dft demodulation fsk
Aug 26 '12 at 6:56 Brent Fisher 46
14
votes
5
answers
14k
views

Time delay estimation of oscilloscope signals using cross correlation

matlab cross-correlation
Feb 4 '16 at 15:47 AshG 1
14
votes
1
answer
2k
views

Why is $y(n) = x(n) + x(n-1)$ a low pass filter?

filters lowpass-filter
Dec 22 '11 at 16:11 Lorem Ipsum 5,444
14
votes
2
answers
1k
views

What bandpass filter design will yield the shortest impulse response?

filters audio infinite-impulse-response impulse-response bandpass
Apr 28 '14 at 14:24 endolith 13.9k
14
votes
7
answers
13k
views

Why Does the DFT Assume the Transformed Signal Is Periodic?

discrete-signals signal-analysis fourier-transform dft
Feb 7 '20 at 6:58 Royi 17.5k
14
votes
2
answers
462
views

Detecting meandering rivers in images

image-processing computer-vision
Jun 1 '12 at 11:49 A_A 9,499
14
votes
3
answers
642
views

How to efficiently calculate only the low coefficients of a zero-padded FFT

fft dft
Nov 11 '11 at 7:02 hotpaw2 31.6k
14
votes
4
answers
5k
views

ICA - Statistical Independence & Eigenvalues of Covariance Matrix

matlab ica statistics independence
May 10 '13 at 17:10 rwolst 321
13
votes
4
answers
4k
views

Recommendation for book - Writing DSP code in C

fft filters autocorrelation c reference-request
Dec 1 '18 at 21:04 Chika Worka - PHD student 9
13
votes
1
answer
1k
views

What are the various definitions for $\rm SNR$, and their associated methods for measuring it?

noise bpsk snr
Aug 19 '16 at 8:08 Community♦ 1
12
votes
1
answer
890
views

Which transform most closely mimics the human auditory system?

fourier-transform frequency-spectrum wavelet music psychoacoustics
Mar 30 '17 at 18:14 Community♦ 1
12
votes
1
answer
1k
views

How does ICA handle inevitable delays in signals?

ica
Jan 10 '12 at 15:23 Community♦ 1
12
votes
3
answers
2k
views

Is it numerically more stable to implement filtering as multiplication or convolution?

filters
Nov 7 '11 at 13:13 Hilmar 8,982
12
votes
2
answers
3k
views

What statistic is used to determine presence of a signal in noise?

fft signal-detection
May 31 '16 at 12:00 Gilles 3,042
12
votes
2
answers
3k
views

methods of computing fixed point atan2 on FPGA

algorithms
Jul 30 at 14:09 Paul Swanson 1
12
votes
3
answers
18k
views

What is the bandwidth of a (real) sinusoidal tone, and pulse?

frequency-spectrum frequency bandwidth
May 18 '16 at 15:04 Gilles 3,042
12
votes
2
answers
1k
views

Parametrically degrade the speech to remove emotional content

matlab audio noise
Jan 26 '12 at 16:24 Community♦ 1
12
votes
4
answers
3k
views

Are complex exponentials the only eigenfunctions of LTI systems?

linear-systems theory eigendecomposition
Apr 6 '18 at 1:41 Community♦ 1
11
votes
2
answers
3k
views

How to deal with low fundamental when using AMDF for pitch extraction?

audio pitch fundamental-frequency
Jan 6 at 5:33 robert bristow-johnson 14.8k
Prev 1 2
3
4 5 6 Next
Signal Processing
  • Tour
  • Help
  • Chat
  • Contact
  • Feedback
  • Mobile
Company
  • Stack Overflow
  • For Teams
  • Advertise With Us
  • Hire a Developer
  • Developer Jobs
  • About
  • Press
  • Legal
  • Privacy Policy
  • Terms of Service
Stack Exchange
Network
  • Technology
  • Life / Arts
  • Culture / Recreation
  • Science
  • Other
  • Stack Overflow
  • Server Fault
  • Super User
  • Web Applications
  • Ask Ubuntu
  • Webmasters
  • Game Development
  • TeX - LaTeX
  • Software Engineering
  • Unix & Linux
  • Ask Different (Apple)
  • WordPress Development
  • Geographic Information Systems
  • Electrical Engineering
  • Android Enthusiasts
  • Information Security
  • Database Administrators
  • Drupal Answers
  • SharePoint
  • User Experience
  • Mathematica
  • Salesforce
  • ExpressionEngine® Answers
  • Stack Overflow em Português
  • Blender
  • Network Engineering
  • Cryptography
  • Code Review
  • Magento
  • Software Recommendations
  • Signal Processing
  • Emacs
  • Raspberry Pi
  • Stack Overflow на русском
  • Code Golf
  • Stack Overflow en español
  • Ethereum
  • Data Science
  • Arduino
  • Bitcoin
  • Software Quality Assurance & Testing
  • Sound Design
  • Windows Phone
  • more (28)
  • Photography
  • Science Fiction & Fantasy
  • Graphic Design
  • Movies & TV
  • Music: Practice & Theory
  • Worldbuilding
  • Video Production
  • Seasoned Advice (cooking)
  • Home Improvement
  • Personal Finance & Money
  • Academia
  • Law
  • Physical Fitness
  • Gardening & Landscaping
  • Parenting
  • more (10)
  • English Language & Usage
  • Skeptics
  • Mi Yodeya (Judaism)
  • Travel
  • Christianity
  • English Language Learners
  • Japanese Language
  • Chinese Language
  • French Language
  • German Language
  • Biblical Hermeneutics
  • History
  • Spanish Language
  • Islam
  • Русский язык
  • Russian Language
  • Arqade (gaming)
  • Bicycles
  • Role-playing Games
  • Anime & Manga
  • Puzzling
  • Motor Vehicle Maintenance & Repair
  • Board & Card Games
  • Bricks
  • Homebrewing
  • Martial Arts
  • The Great Outdoors
  • Poker
  • Chess
  • Sports
  • more (16)
  • MathOverflow
  • Mathematics
  • Cross Validated (stats)
  • Theoretical Computer Science
  • Physics
  • Chemistry
  • Biology
  • Computer Science
  • Philosophy
  • Linguistics
  • Psychology & Neuroscience
  • Computational Science
  • more (10)
  • Meta Stack Exchange
  • Stack Apps
  • API
  • Data
  • Blog
  • Facebook
  • Twitter
  • LinkedIn
  • Instagram

site design / logo © 2021 Stack Exchange Inc; user contributions licensed under cc by-sa. rev 2021.3.3.38704