Questions tagged [c#]

C# is a programming language from Microsoft for .NET/CLR

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Anti tremor motion detection

I'm programming in c# using opencv (emguCV). I use motion detection approach to detect some changes in a paper wall. For example it's may be colored by a laser pointer. My problem is that when I use ...
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491 views

Using Fourier Transform on Gyroscope

The original idea is to calculate distance from accelerometer input. However, accelerometer reading also contains the gravitational values, thus to remove gravity, I tried using Gyroscope. The idea ...
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0answers
936 views

Image Registration C#

I'm trying to fuse different images of the same scene which each image have a different focus. I've been told that first I have to perform an image registration to the images. Right now, the result ...
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215 views

motion detection within a poor contrast image

I have a C# desktop application. Its purpose is to detect motion changes between consecutive frames. Currently I am using the excellent Emgu wrapper to OpenCV. Now, I know this question may seem ...
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686 views

Get bit stream from known radio frequency

I'm a beginner in radio demodulation, and several days can't solve my problem. The problem is to get bit stream from known frequency. I made I C# application that gets the data in real time from ...
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1answer
19 views

Math.Net and alglib returning different FFT outputs by default

I am developing an application in C# with spectrogram drawing functionality. For my fist try, I used MathNet.Numerics, and now I am continuing to develop with alglib. When I changed from one to the ...
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2answers
75 views

What algorithm can I use to “match” or “align” (translate and scale) two vectors of different size in C#?

Let's say I have two vectors A and B, of lengths, m, and n respectively. They are not "signals" but a collection of ordered time marks or indexes from another two "original" longer vectors (let's call ...
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136 views

Finding periodicity within sequence of time hacks

I have a series of time hacks for various events that have occurred. Some of these events occur at regular intervals (+/- some small variance) but I do not know what those intervals are and would ...
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1answer
3k views

comparing 2 audio files in c#

I have 2 audio .wav files recorded by the the same person with the same word. Each audio file has a format of 16bit, 44.1kHz and is a mono channel. I would like to know how to compare these 2 audio ...