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Why do we use Difference RGB to grayscale function?

image-processing

asked 25 mins ago modern 139

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0

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6

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How to find if the signals are in sync or out of sync with each other?

signal-analysis correlation time-series real-time waveform-similarity

modified 27 mins ago Marcus Müller 15.2k

1

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0

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Processing Multiple Images to Detect Moving Object in Low SNR Conditions

image-processing denoising visual-tracking

modified 59 mins ago Royi 12.4k

19

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1

answer

39k

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Difference Between Correlation and Convolution in the Context of Image Processing

image-processing convolution image correlation

modified 1 hour ago Royi 12.4k

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7

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Harmonic Product Spectrum from FFT output to the fundamental frequency

fft filters window-functions frequency-domain nonharmonic

asked 1 hour ago Meliodas 1

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2

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3k

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Performance of MATLAB's `conv2()` vs. `imfilter()`

image-processing matlab filters discrete-signals convolution

modified 1 hour ago Royi 12.4k

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1

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14

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How to specify the input data bit width for fixed point implementation in windowed OFDM?

fft fixed-point

modified 2 hours ago jithin 665

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5

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98

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Does negative frequency actually exist or it is just theoretical?

frequency-spectrum frequency

modified 7 hours ago robert bristow-johnson 13.2k

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2

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41

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How do Anti-Aliasing Filters filter the signal?

filters sampling lowpass-filter aliasing anti-aliasing-filter

modified 12 hours ago earlevel 146

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1

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42

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Does FFT magnitude of recorded sound depends on the sound card used?

fft adc

modified 13 hours ago Community♦ 1

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19

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What steps and methods are recommended to process various signals of a IMU sensor

matlab filters discrete-signals signal-analysis reference-request

modified 13 hours ago Sergio Cuadros Ibargüen 1

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59

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How do i calculate the accuracy of an algoruthm?

image-processing matlab image-segmentation machine-learning

modified 14 hours ago lennon310 3,377

1

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1

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721

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Third octave bandpass filter with python

filters python bandpass scipy

modified 16 hours ago Community♦ 1

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1

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31

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Super resolution with aliased signal

aliasing superresolution

answered 16 hours ago Knut Inge 319

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