Signal Processing @DSP_fact
Digital signal processing, acoustics, Fourier analysis, etc. JohnDCook.com/DSP Joined April 2013-
Tweets3K
-
Followers32K
-
Following18
-
Likes9
IIR filters can be implemented in parallel. raphlinus.github.io/audio/2019/02/…
The Fourier transform of a sequence converges absolutely if and only if the z-transform converges in a region containing the unit disk.
In the context of DSP, A/D stands for analog-to-digital and D/A stands for digital-to-analog.
Logarithms, music, and arsenic johndcook.com/blog/2008/08/0…
SNR = ratio of signal variance (power) to noise variance (power).
A delay of d samples in the time domain corresponds to a multiplication by z^-d in the z transform.
Introduction to signal processing on graphs arxiv.org/abs/1211.0053
What does it mean to call noise white, pink, gray, etc? johndcook.com/blog/2015/12/0…
Quantization error is the error in mapping a signal to a discrete range, such as a fixed number of bits of precision.
Shannon-Hartley theorem en.wikipedia.org/wiki/Noisy-cha… // maximum information transfer rate
In the first episode of Star Trek TOS, Uhura tells Spock “Sometimes I think if I hear the word ‘frequency’ again I’ll cry.”
Generalized Fourier transforms johndcook.com/blog/2013/02/1…
The Fourier Transform, explained in one sentence by Stuart Riffle. [bityl.co/NGqj]
Downsampling by lowpass filtering following by compression is called decimation.
Reducing the sampling rate of a signal is called downsampling.
BASK: binary amplitude shift keying. Binary data over AM. Multiplies carrier by step functions.
A modern implementation of the Parks-McClellan FIR design algorithm destevez.net/2024/04/a-mode…
Analysis Fact @AnalysisFact
126K Followers 19 Following Daily tweets about real and complex analysis and related topics. From @JohnDCook.
Algebra Etc. @AlgebraFact
185K Followers 19 Following Tweets about algebra, number theory, and miscellaneous math by @JohnDCook.
Computer Science @CompSciFact
249K Followers 19 Following Daily tweets about computer science and related stuff @JohnDCook.
Data Science Fact @DataSciFact
191K Followers 19 Following Daily data science tweets from @JohnDCook.
John D. Cook @JohnDCook
52K Followers 208 Following I turn business problems into math problems then solve them.
Differential Eqns @diff_eq
72K Followers 17 Following Tweets on ordinary and partial differential equations from @JohnDCook
Frank Nielsen @FrnkNlsn
23K Followers 1K Following Machine Learning & AI, Information Sciences & Information Geometry, Distances & Statistical models, HPC. "Geometry defines the architecture of spaces" @SonyCSL
Topology Fact @TopologyFact
72K Followers 19 Following Tweets on topology and geometry from @JohnDCook.
Scientific Python @SciPyTip
202K Followers 18 Following Tweets about SciPy (Scientific Python) and related topics from @JohnDCook.
MathType @MathType
40K Followers 303 Following Type and handwrite mathematical notation. Easily include quality math equations in your documents and digital content. Part of @wiris_science.
Unix tool tip @UnixToolTip
87K Followers 19 Following Tips on Unix utilities and related topics from @JohnDCook.
Logic & Applications @LogicPractice
25K Followers 8 Following Logic and applications of logic from @JohnDCook
Sam Walters ☕️ @SamuelGWalters
13K Followers 513 Following 🇨🇦 Math prof. Former Chair of Math-Stat Dept at the University of Northern B.C. (Mar 2016 - Jun 2020). Christian.
Network Fact @NetworkFact
47K Followers 19 Following Daily tweets about networks, graph theory, and related topics from @JohnDCook
TeX and Typography @TeXtip
53K Followers 19 Following Tweets on TeX, LaTeX, and typography. @JohnDCook.
Regular Expression @RegexTip
79K Followers 19 Following Learn to use regular expressions by following RegexTip. From @JohnDCook.
Pieter Ibelings @ibelings
13K Followers 9K Following #Physicist, #N4IP #HAMR, #SDR, #CUBESAT, #RF, #ANTENNAS, #RADAR, #HARDWARE, #PHASED_ARRAYS, #PCB, @RFSPACE 🇺🇸🇪🇸🇳🇱
Darcy Kimball @DarcyKimball
2 Followers 245 Following
LVX ÆTERNA @lavenderwings__
276 Followers 140 Following De la paix et de la lumière 🪽🌌 Un mathématicien. Un photographe amateur. Un passionné de musique, de danse et de langues. Tout ça avec une touche de magie. ✨
Marta @lasciateminpac
34 Followers 379 Following Sicilian Slav(e) - Complaining account - not good at summarizing, clearly
fishbj @FishBallJ_HCKC
47 Followers 82 Following Thinking trivially about something, especially when it involves ideas that are more advanced than one’s own, can be dangerous.
Mayank @Mayank_Ranaa
8 Followers 162 Following If you want power then acquire knowledge and if you want respect then have good character.
🌞 VALTER SFORZA E/.. @va1tersf0rza
110 Followers 1K Following #quantitative #trader #research $spy #spy #ai #machinelearning #data #statistics #arbitrage #nyc #manhattan 0dte sentiment analysis anomaly detection
Gabriel Oliveira @GabrielOli67476
2 Followers 16 Following
PopularDemand @XGamesM0DE_
9 Followers 18 Following
Carson Medlen @CarsonMedl89038
22 Followers 173 Following
Fco Javier Jiménez @fcojavier707
407 Followers 918 Following Filólogo. 🔍 «Se empieza por relajar la ortografía y se acaba en el aprobado general cochambroso» / «Irony just for the sake of it»
Barreto @Lucas4786777
115 Followers 327 Following
Bartosz Effenberg @BartoszEffenbe1
52 Followers 232 Following
Batman.jedi @Batmanjedi90
85 Followers 409 Following
Ryan Morgan @DogFrisbeeR99
11 Followers 222 Following
ᴛʜᴇ ᴄʟᴏᴄ�.. @iftheshoe_fitzz
440 Followers 825 Following
Pravin @Pravinresearch1
14 Followers 37 Following PhD in machine learning, image processig, and optimization Intrested in intersection of mathemathics and AU
Mukesh Vishwakarma @V26517179Mukesh
4 Followers 86 Following
grinch🌳 @itsmeallejandro
18 Followers 111 Following I like mathematics and making art but it's not my thing, I make code when I have time, I study engineering and I read the odd book... ah hablo español
FULGENCE KANANI @fulgence_k31304
11 Followers 54 Following
Himanshu @himanshu__21204
3 Followers 141 Following
Daviddvs @Davidsnietszche
4 Followers 55 Following
Sergey Lebedev @severalchars
105 Followers 2K Following ex-kaggler, data scientist, ЧПРГ УИК №1945 No future
un1tz3r0 @un1tz3r0
1K Followers 4K Following "From solutions come problems." - Old Engineering Proverb
Rafael Alejandro @rael0220
7 Followers 189 Following
watoo @watooWAT00
74 Followers 508 Following
Zoro @ZoroPhp
6 Followers 59 Following
Fabian @FrostyPath
27 Followers 457 Following - "Lawrence, what would you do if you had a million dollars?" - "I'll tell you what I'd do, man: two chicks at the same time, man."
NydiaHugh @M45OuC2T1SjAt1G
9 Followers 272 Following
Karkouri Abdsamad @Abdoer777
23 Followers 58 Following
Jack rodriguez @nh2vwvghgd
0 Followers 361 Following
abhishek chaturvedi @rostedabhi99
2 Followers 14 Following
彤彤 @wangtnetlab
89 Followers 4K Following
Chris @Chris232725
29 Followers 451 Following
Semih Akalın @SemihAkaln6
2 Followers 312 Following
Analysis Fact @AnalysisFact
126K Followers 19 Following Daily tweets about real and complex analysis and related topics. From @JohnDCook.
Algebra Etc. @AlgebraFact
185K Followers 19 Following Tweets about algebra, number theory, and miscellaneous math by @JohnDCook.
Computer Science @CompSciFact
249K Followers 19 Following Daily tweets about computer science and related stuff @JohnDCook.
Data Science Fact @DataSciFact
191K Followers 19 Following Daily data science tweets from @JohnDCook.
John D. Cook @JohnDCook
52K Followers 208 Following I turn business problems into math problems then solve them.
Differential Eqns @diff_eq
72K Followers 17 Following Tweets on ordinary and partial differential equations from @JohnDCook
Topology Fact @TopologyFact
72K Followers 19 Following Tweets on topology and geometry from @JohnDCook.
Scientific Python @SciPyTip
202K Followers 18 Following Tweets about SciPy (Scientific Python) and related topics from @JohnDCook.
Unix tool tip @UnixToolTip
87K Followers 19 Following Tips on Unix utilities and related topics from @JohnDCook.
Logic & Applications @LogicPractice
25K Followers 8 Following Logic and applications of logic from @JohnDCook
Network Fact @NetworkFact
47K Followers 19 Following Daily tweets about networks, graph theory, and related topics from @JohnDCook
TeX and Typography @TeXtip
53K Followers 19 Following Tweets on TeX, LaTeX, and typography. @JohnDCook.
Functor Fact @FunctorFact
26K Followers 6 Following Functional programming and category theory tweets from @JohnDCook
Regular Expression @RegexTip
79K Followers 19 Following Learn to use regular expressions by following RegexTip. From @JohnDCook.
Units @UnitFact
26K Followers 17 Following Units of measurement, constants, dimensional analysis, etc. From @JohnDCook
i read this as "stable and unstable diffusion" lmao
Stable and unstable recurrence relationships johndcook.com/blog/2020/01/1…
@DSP_fact Because this guy doesn't approve it.
@DSP_fact This was really shown to me when @veritasium filmed himself in a anti-echo chamber. Could hear his own intestines working O.o
@DSP_fact @CompSciFact Is that a good thing? :)
@DSP_fact Dogs can hide under the couch just through flexibility and determination.
@DSP_fact maybe "discrete range" is better than "finite range", which suggests an interval.
An Hamming window results from the cross-correlation between a hamster and a lemming @DSP_fact youtu.be/YMPYrhnp3eM
Trends for United States
You might like
