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Sat m


CUNY

Active since 2013

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cannot understand how my approach should be on graph node coloring
i have a graph and i am able to input points in it. i am getting values of my graph nodes. i have choice so that user can choice...

11 years ago | 0 answers | 0

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Question


index out of bound in matlab : picking up similar matching points in 2 matlab images
i am doing a program, in which i have 2 images and i have to find matches in them. now when i run this code, it shows the point ...

11 years ago | 0 answers | 0

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answers

Question


error using ginput in matlab code
this is my code, and evevrytime i compile it, it shows error using ginput %% Read in two images l = imread('pic410.bmp'...

11 years ago | 0 answers | 1

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Question


cannot understand why my points in a graph are not working
this is my entire code. the code is generating 2 picture, 1 right and 1 left. i am given that control points are correspondence ...

11 years ago | 2 answers | 0

2

answers

Question


forming a homogenous equation from the variables given in matlab
i have to construct a homogenous equation in the form of Ax = 0. where x = (f11,f12,f13,f21,f22,f23,f31,f32,f33)T(T = tran...

11 years ago | 0 answers | 0

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Question


i applied 'unsharp' for sharpening: code worked, but it did not give that good result
i have an image of some face. in that image, human faces are quite blurred. so i applied this code for sharpening the image, it ...

11 years ago | 1 answer | 0

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answer

Question


runtime error: Matrix is singular to working precision. results should be in numbers but coming as NaN
i have generated an equation. it is not giving any compiling error. when i run it, it should be giving results in number. instea...

11 years ago | 1 answer | 0

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answer

Question


assigning 32 values in an equation by for loop in matlab
i have generated 32 3D points and 32 2D points from a graph. now i wish to assign those points in an equation. i want the equati...

11 years ago | 2 answers | 0

2

answers

Question


results of 2 plots seem to be overlapping each other
i have generated a virtual 3D cube. after that i am asked to capture an image of that virtual cube in at 4 meters distance and 3...

11 years ago | 0 answers | 0

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answers

Question


how to assign 3D points? i have 3D points on graph but i need to use those points as a variable in equation
i have generated a virtual 3D cube. as a result a graph is generated and on the graph, at each surface there are 4x4 points. i n...

11 years ago | 1 answer | 0

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Question


how to take picture of a virtual cube in matlab? i have generated the cube but do not know how to take picture in matlab
i have generated a virtual 3D cube. i am asked to take a picture of this cube from 4 meters away and with a tilt angle of 30 deg...

11 years ago | 1 answer | 1

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answer

Question


matlab: Subscripted assignment dimension mismatch...i can understand why it is showing but cannot get a solution
i am having problem with this code. when i am preallocating Pw then it shows this error Subscripted assignment dimension...

11 years ago | 2 answers | 0

2

answers

Question


matrix dimension error. i can understand why it is showing but cannot get any solution
i have A1 which 2x2 matrix and B1 which 2x1 matrix. i have a system A1*Y=B1. i wish to solve it by Y = A1/B1; ...

11 years ago | 2 answers | 0

2

answers

Question


how to assign the solution of SVD to different variables
i have defined a matrix A = [x1*X1 x1*Y1 x1*Z1 x1 -y1*X1 -y1*Y1 -y1*Z1 -y1;x2*X2 x2*Y2 x2*Z2 x2 -y2*X2 -y2*Y2 -y2*Z2 -y2...

11 years ago | 1 answer | 0

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Question


how to define 3D coordinates in matlab?
i wish to define 2 3D coordinates say (X1, Y1, Z1) and (X2, Y2, Z2). how to define these points? if i write (X1, Y1, ...

11 years ago | 1 answer | 0

1

answer

Question


intrinsic and extrinsic physical camera parameters computation
i am trying to do a physical camera parameter computer for intrinsic and extrinsic parameters of camera. i was asked to do it wi...

11 years ago | 1 answer | 0

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Question


how to show physical constraints of camera parameters(focal length of lens, size of pixel, position of principal point, position and orientation of the camera) in matlab by implementing direct parallel calibration method
i am asked to show physical constraints of camera parameters (both extrinsic and intrinsic) in matlab. i need to show the focal ...

11 years ago | 0 answers | 0

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answers

Question


matlab error: matrix dimension must agree
i am trying to solve linear equation by SVD. i get the error, "matrix dimension must agree" at the line x = V*((U'*B)./dia...

11 years ago | 1 answer | 0

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Question


using SVD to solve systems of linear equation: have to implement direct parameter calibration method
can you please tell me how to implement direct parameter calibration method in matlab to show how SVD is used to solve systems o...

11 years ago | 1 answer | 0

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answer

Question


what happens if i increase the kernel to 5x5 or to 7x7?is there anyway to write that in matlab code.?
i am trying to do a programming for what happens when we increase a kernel to 5x5 or to 7x7. please let me know how to do the ma...

11 years ago | 1 answer | 1

1

answer

Question


Generating histogram of a gradient image: histogram bar shows a white blank space within a histogram bar
I have generated a sobel gradient map of an image and now i have to generate the histogram of that gradient map. i did this ...

11 years ago | 3 answers | 0

3

answers

Answered
Generating histogram of a gradient image: histogram bar shows a white blank space within a histogram bar
hello sir, i have edited the code. now the sobel image code is grayImage= rgb2gray(rgbImage); size(grayImage); C=dou...

11 years ago | 0

Question


how to generate edge map of filtered images?
i have some gradient map images which is generated by sobel operator and 1x2 operator. can you please tell me how to generate ed...

11 years ago | 1 answer | 0

1

answer

Question


can i subtract 1 image from another by imsubtract()? i am having some errors in this case.
i have generated 2 images, one by sobel operator and 1 by 1x2 operator. now i am trying to subtract the 1x2 operator applied ima...

11 years ago | 1 answer | 0

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Question


combining the result of sobel operator into a color egde detector
i am applying sobel operator to each of the RGB color planes comprising the image. now, how can i combine these results into a c...

11 years ago | 1 answer | 0

1

answer

Question


applying 1x2 operator to my image: cannot find anything or any syntax
i am able to apply sobel and prewitt operator to my grayscale image. but when i put in matlab help edge then it displa...

11 years ago | 2 answers | 0

2

answers

Question


imhist() is not generating histogram image of image
i have an RGB image and i am trying to generate histogram from the intensity image of the RGB. but my code is not generating his...

11 years ago | 1 answer | 0

1

answer

Question


MATLAB: concatenition of 2 images in a frame: resulting images of 2 parts of code seem to be overwriting each other
%......section (e) C1 = imread(InputImage); NumberOfLevels = 2; n = 32; C1q1=uint8(rgb2ind(C1,n)*(NumberOfLev...

11 years ago | 1 answer | 0

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Question


installing MATLAB: license checkout failed: license manage error-9. username does not match the username in the license file
i have got license of matlab R2012b from my college. i have activation key and i also got license. i specified the license path ...

11 years ago | 1 answer | 0

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