Question

How Can I simulate non uniform background illumination?

I would like to add non uniform background illumination to some images to test some thresholding algorithms.

2 years ago | 1 Answers | 0

Answered

How im2bw works in image processing when we change the level ??

So level is the threshold. Any pixel with intensity greater than the threshold is equal to 1 and pixels with intensity smaller t...

How im2bw works in image processing when we change the level ??

So level is the threshold. Any pixel with intensity greater than the threshold is equal to 1 and pixels with intensity smaller t...

2 years ago | 0

Answered

how to segment hand from an image with non uniform lighting?

You need adaptive threshold since the background changes. I have not yet found a good code in matlab for this. you might have to...

how to segment hand from an image with non uniform lighting?

You need adaptive threshold since the background changes. I have not yet found a good code in matlab for this. you might have to...

2 years ago | 0

Question

What is the algorithm regionprops uses for fitting the ellipse based on the second moment?

I would like to recreate the results regioprops return for ellipse fitted to a data using the second central moment. I have impl...

2 years ago | 0 Answers | 0

Question

How can I plot a sphere that is segmented into az-el angles?

I want to plot a sphere with r=1 that is divided into element of 10 degree in azimuth and elevation angle.

3 years ago | 1 Answers | 0

Question

How can I find X smallest numbers in a Matrix?

I have a 480 by 640 matrix, and I would like to find 4 smallest number ( or closest values to zero).

3 years ago | 1 Answers | 0

Question

How can Make a structure that is 480 by 640 , and each cell has three fields X,Y,Z which are zero ?

How can Make a structure that is 480 by 640 , and each cell has three fields X,Y,Z which are zero ?

3 years ago | 1 Answers | 0

Question

How can I get Infrared image from kinect in matlab?

I wanna use Image acquisition toolbox to obtain an IR image from kinect. not depth image.

3 years ago | 3 Answers | 0

Answered

Simple Question about Optimization of a FOR loop

C= B*3 +1 A (1:55, 1:55)= C(1:55, 1) but the dimensions of ur matrices dont match , if B was 55 by 1 , it would have worked ...

Simple Question about Optimization of a FOR loop

C= B*3 +1 A (1:55, 1:55)= C(1:55, 1) but the dimensions of ur matrices dont match , if B was 55 by 1 , it would have worked ...

3 years ago | 0

Question

in Matlab support package for Kinect, how can I get world coordinates for any given pixel?

I know I can use .JointWorldCoordinates to change the information about joint pixel to joint world coordinates. is there any way...

3 years ago | 0 Answers | 0

Question

How can i get depth data from kinect in matlab?

I am confused all i can get is a video of depth, there is no info on how to obtain actual distances

3 years ago | 0 Answers | 0

Question

How can I implement JointWorldCoordinates in matlab file for Kinect

im trying to use metaDataDepth.JointWorldCoordinates(:,:,1) line from matlab kinect tutorial but it gives me the following error...

3 years ago | 0 Answers | 0

Question

About Simulink Roving-Explorer example for Lego NXT

I have a trouble with running Roving-Explorer example in simulink on my lego NXT. I get sensor values but the robot does not mov...

3 years ago | 0 Answers | 0

Question

How can I write a command input shaping code for a control command?

I want to apply command input shaping technique for a pitch command.I have the code that stimulate satellite dynamic and its con...

3 years ago | 0 Answers | 0