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Code Listing by Teja Muppirala

Code 1-5 of 5   






This demo attempts to identify the numbers in a sudoku puzzle using video input, and then solves the solution.
The solution can then be overlayed on the original video feed, which it tracks in real time.

d-deDtSUDOKUd-deDt is a registered trademark of NIKOLI Co., Ltd. (Japan)



figsame() makes all open figures the same size as gcf
figsame(h) makes all open figures the same size as figure h
figsame(h,[a b c]) makes figures a b c the same size as figure h



This was the Guitar Tuner demo from MATLAB Expo 2011. It receives analoginput from the sound card, and calculates the frequency using autocorrelation. This information is then displayed graphically, so that one may use it to tune an input pitch.



As one would learn in a basic signal processing / controls / dynamical systems class, the multiplication by an LTI transfer function F(s) in the frequency domain is the same operation as convolution with f(t) in the time domain.

While...



funcslider.m

Given a function with several (up to 5) inputs, and several outputs,
[z1, z2, ...] = f(x1,...,x5)

Function Slider lets you vary the input values x1...x5 using continuously updating sliders, and then viewing...