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plot3 for three dimension data
i want using plot3 for display three dimension data. size of data is (400*3) that contain two class. size of class A is 300 and ...

6 years 前 | 1 个回答 | 0

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problem with output of imrotate function.
Hi, after using imrotate function, why center of object is changing. this problem is appear by obtain center of object before a...

6 years 前 | 1 个回答 | 1

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how to save a plot without Margin of figure?
after using plot, i need save as figure. but saveas function incorporate margin of figure. how to save a plot without Margin of ...

6 years 前 | 2 个回答 | 0

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How to Create Graded lines inside the binary circle mask?
I have a binary circle mask. and i need create new binary mask from that with Graded lines inside the circle.Degrees is 45,90,13...

6 years 前 | 1 个回答 | 0

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problem with size of output extractLBPFeatures inbuilt function.
for an image in size 480x640 after using extractLBPFeatures function, output is an 1*59 single. for training a neural network s...

6 years 前 | 0 个回答 | 0

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how to plot two ROC curve for compare two classifier?
Hi, i want compare output of two classifiers. %t and t1 is target %y is output of first classifier and y2 is output...

8 years 前 | 0 个回答 | 0

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how to create random double in specific range?
HI, randi function Can only generate integers in specific range. num = randi([1,3],[1,10],'double'); how to create ...

8 years 前 | 2 个回答 | 0

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problem in denoising image by using curvelet transform
denoising algorithm by using Curvelet Transform: # Compute all thresholds for cuvelets; # Compute norm of curvelets; # Ap...

8 years 前 | 0 个回答 | 0

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Suggest to network architecture for two class classification problem by using MLP neural network
HI, please guide me for choose these parameters for binary classification by using MLP neural network . number of sampl...

8 years 前 | 1 个回答 | 0

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how to read xls file with char value?
after using xlsread function,Only numerical output variable but Character variable can not be read pleas guide me.

8 years 前 | 1 个回答 | 0

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how to sum value of fields on struct?
i have a struct in size 1000*1 with 2 fields.how to sum value of fields? my code:(s is struct) sum1 = sum(s.Fields1(1:e...

8 years 前 | 4 个回答 | 1

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how to obtain the threshold 25% of the gray intensities?
Hi, i want to binarize an image by using thresholding.how to obtain threshold 25% of the gray intensities? (25% of the lower g...

8 years 前 | 1 个回答 | 0

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提问


How to read map of RGB image by using imread?
after run this code the value of map is empty.please guide me. [rgb,map] = imread('color.png');

8 years 前 | 2 个回答 | 0

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提问


For what kind of norm is this code?
A = randi(10,10); norm = sqrt(sum(sum(A.*conj(A))) / prod(size(A)));

8 years 前 | 1 个回答 | 0

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problem in image segmentatiion by using FCM
Hi,i want segmentation image by using FCM function. my code : img = imread('wpeppers.jpg'); %convert to L*a*b cf...

8 years 前 | 1 个回答 | 0

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problem in cropping image by using imcrop function.
Hi, i have an image in size of [960 1440]. i want cropping rectangle in the center of image. my desire output after cropping =...

8 years 前 | 1 个回答 | 0

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how to reach amount of entropy of image in between the range [0,1] ?
Hi, Usually the amount of entropy is between the range [0,1]. but after run E = entropy(I) E is a scalar value r...

8 years 前 | 1 个回答 | 0

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how to access the number of each sample after clustering ?
i have 100 sample with 5 attribute for each of them.how to clustering this 100 sample in 3 cluster? i want to plot data and acc...

8 years 前 | 1 个回答 | 0

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how to compute min for image with black border?
Hi, I have an image with black border in 2000 * 2000.after using min function the output is 0 or 1.that The minimum is related ...

8 years 前 | 1 个回答 | 0

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negetive valu for PSNR after image enhancment in MATLAB
Hi, after image enhancement in frequency domain for assessment calculate psnr and value of psnr and snr is negative. class of i...

8 years 前 | 1 个回答 | 0

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error for Create MEX-File from OpenCV C++ file
i am using MATLAB 2015b and install opencv interface According to this link: <http://www.mathworks.com/help/vision/ug/opencv-i...

8 years 前 | 0 个回答 | 1

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how to change color output of imhist function?
imhist function display histogram of image. for display histogram of color RGB image (in 3 color RED-GREEN-BLUE).In separate wi...

9 years 前 | 1 个回答 | 0

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how to generate random data
number of data = 1000; dimension=20; and save in mat format.

9 years 前 | 1 个回答 | 0

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提问


how to set a unit to variable?
I encounter the error after run this : 30*unit::mm

9 years 前 | 3 个回答 | 0

3

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how to change grid option(size of grid & granularity)
i have this mask.and display that by meshc function? z=[ 0.0000 0.0000 0.0000 0.0000 0.0000 0.0000; -0.0005 -0.00...

9 years 前 | 1 个回答 | 0

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提问


2D matched filtering
how to perform 2D matched filtering on image. % Gaussian kernel definitions match_filt1 = exp(-(x.*x)/(2*sigma*sigma)); ...

9 years 前 | 0 个回答 | 0

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