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Aliasing in Radix-2 FFT - Decimation in time

Started by abdfahim 6 months ago7 replieslatest reply 6 months ago92 views
Hi,We know for Radix-2 FFT, an N-point DFT is broken down to multiple 2-point DFTs. In doing so, one of the methods is to decimate in time, i.e., subsequent downsampling...

half and quarter sample meaning

Started by Sharan123 7 months ago8 replieslatest reply 6 months ago135 views
Hi everyone, I am new to the world of image and video processing and have been going through some documents to understand some basics. At multiple places, I see...

The Spectral Complexity of a Single Musical Note

Started by Rick Lyons 9 months ago11 replieslatest reply 6 months ago122 views
On page 25 of the most recent January issue of the IEEE Signal Processing Magazine the following interesting spectral plot was presented. That plot is the spectral...

Choosing the DFT size to match linear convolution in overlap save method?

Started by szak1592 6 months ago11 replieslatest reply 6 months ago104 views
I am studying DFT from S.K.Mitra's book and I am now trying to write MATLAB code for the overlap save method (a.k.a overlap discard). It works just the way it should...

What's your favorite modern DSP chip?

Started by xjordanx 6 months ago9 replieslatest reply 6 months ago182 views
Hi everyone, I want to get my teeth back into a new Audio related project. I'll be designing from the ground up and was considering using an ARM Cortex-M7 based...

getting started on dereverberation

Started by dudelsound 6 months ago3 replieslatest reply 6 months ago87 views
Hi everyoneI am trying to dig into the topic of dereverberating an audio signal - e.g. a microphone signal picking up direct sound and room reflections of a speaker...

picture inter and intra prediction

Started by Sharan123 7 months ago2 replieslatest reply 6 months ago70 views
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inverse quantization

Started by Sharan123 7 months ago6 replieslatest reply 6 months ago164 views
I understand the process of quantization but I am unable to understand inverse quantization process.Can someone please provide some background into this?Thanks,

Live Streaming #3

Started by stephaneb 6 months ago9 replieslatest reply 6 months ago95 views
Today's live streaming will be short - one quick draw and then testing of the split screen.

Todo List: Improvements to the Related Sites

Started by stephaneb 6 months ago7 replieslatest reply 6 months ago127 views
Here are a few improvements that I want to implement over the course of the next few weeks to the Related sites platform.  Please share your thoughts, ideas and...

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