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23 results for tags
math
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Radar phase measurements - Henrik's Blog
Fri May 5 10:04:45 2023 - permalink
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https://hforsten.com/radar-phase-measurements.html
math
radar
signal
An Interactive Introduction to Fourier Transforms
Introduction interactive à la transformée de Fourrier
Mon Feb 27 10:48:17 2023 - permalink
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https://www.jezzamon.com/fourier/index.html
flf
fourrier
math
Simulons la FFT de Xilinx | Front de Libération des FPGA
Tue Oct 18 15:01:53 2022 - permalink
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http://www.fabienm.eu/flf/simulons-la-fft-de-xilinx/
C++
fft
flf
math
signal
xilinx
francof2a/fxpmath: A python library for fractional fixed-point (base 2) arithmetic and binary manipulation with Numpy compatibility.
Une librairie pour faire des calculs avec des entier et virgule fixes de taille variable (autre que 8, 16, 32, ... bits)
Thu Oct 6 16:09:05 2022 - permalink
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https://github.com/francof2a/fxpmath
flf
math
python
QR codes | Dan Hollick 🇿🇦
Une bonne description des QR code (Quick Response code)
Thu Sep 15 08:24:32 2022 - permalink
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https://typefully.com/DanHollick/qr-codes-T7tLlNi
geek
math
qrcode
Understanding Wavelets | Hackaday
Sous le coude
Mon Sep 12 08:20:58 2022 - permalink
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https://hackaday.com/2022/09/10/understanding-wavelets/
math
signal
tutoriel
vidéo
wavelet
GPS – Bartosz Ciechanowski
Comment marche le GPS, explication complète en Images.
Fri Jan 21 09:24:33 2022 - permalink
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https://ciechanow.ski/gps/
GPS
math
radio
science
électronique
FIR Filters by Windowing - The Lab Book Pages
Fri May 21 10:30:35 2021 - permalink
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http://www.labbookpages.co.uk/audio/firWindowing.html
fir
math
An Intuitive Look at Moving Average and CIC Filters | Electronics etc…
Fri Jan 29 11:32:37 2021 - permalink
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https://tomverbeure.github.io/2020/09/30/Moving-Average-and-CIC-Filters.html
filtre
fir
fpga
math
numérique
signal
Fixed Point Numbers in Verilog | Project F
Virgule fixe en verilog
Tue May 26 19:48:04 2020 - permalink
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https://projectf.io/posts/fixed-point-numbers-in-verilog/
flf
fpga
math
verilog
The Scientist and Engineer's Guide to Digital Signal Processing
Un bouquin sur le traitement du signal gratuit en ligne.
Thu Mar 19 08:24:08 2020 - permalink
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https://www.dspguide.com/
dsp
flf
math
signal
Synthetic-aperture radar imaging - Henrik's Blog
D'habitude quand on parle de radar à ouverture synthétique on pense tout de suite à «avion de chasse» ou a «satellite» .
Henrik, lui il a monté un radar SAR (Synthetic Apertur Radar) sur son vélo ;)
Wed Aug 14 09:12:43 2019 - permalink
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http://hforsten.com/synthetic-aperture-radar-imaging.html
fourrier
math
radar
sar
vélo
Pôles et zéros
Wed Jun 19 09:00:39 2019 - permalink
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http://www.f-legrand.fr/scidoc/docimg/numerique/filtre/poleszeros/poleszeros.html
filtre
math
électricité
Fast Fourier Transform
Comment calculer une FFT
Thu Mar 29 14:37:30 2018 - permalink
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http://paulbourke.net/miscellaneous/dft/
C
fft
math
programmation
Tutorial on Signal Processing in Linux with Octave | Hackaday
coude
Fri Jul 1 09:06:56 2016 - permalink
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http://hackaday.com/2016/06/30/tutorial-on-signal-processing-in-linux-with-octave/
math
octave
signal
tutoriel
Explained Visually
Super ce site ! Les maths expliquées visuellement.
Thu Mar 24 12:19:07 2016 - permalink
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http://setosa.io/ev/
graphes
math
simulation
Markov Chains explained visually
Thu Mar 24 12:15:25 2016 - permalink
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http://setosa.io/ev/markov-chains/
markov
math
simulation
Visualizing the Fourier Transform | Hackaday
Thu Sep 17 14:13:38 2015 - permalink
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http://hackaday.com/2015/09/17/visualizing-the-fourier-transform/
fourrier
math
électronique
9.5. fractions — Rational numbers — Python 2.7.10 documentation
Tiens marrant, il y a un module python en natif pour simplifier les fractions.
In [24]: from fractions import Fraction
In [27]: Fraction(2, 8)
Out[27]: Fraction(1, 4)
In [28]: print Fraction(2, 8)
1/4
In [29]: print str(int(Fraction(2, 8)))
0
In [30]: print str(float(Fraction(2, 8)))
0.25
Tue Aug 25 11:25:37 2015 - permalink
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https://docs.python.org/2/library/fractions.html
math
python
r = (sin(theta)+1) (9/10 cos(8 theta)+1) (1/10 cos(24 theta)+1) (1/10 cos(200 theta)+9/10) - Wolfram|Alpha
La formule des toxicos ;)
Mon Jul 6 08:40:06 2015 - permalink
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http://www.wolframalpha.com/input/?i=r+%3D+(sin(theta)%2B1)+(9%2F10+cos(8+theta)%2B1)+(1%2F10+cos(24+theta)%2B1)+(1%2F10+cos(200+theta)%2B9%2F10)
drogue
graphes
math
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