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PCA in Matlab reduce dimensionality
[coeff, score] = pca(ingr); requiredResult = score(:,1:2); or if you want to change coeff to 13 x 2 matrix, you'll have to us...

7년 초과 전 | 0

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How to train ann with multiple input data
% Create a network (i have used feed-forward backpropagation) net = newff(TrainFeatures, Trainlabels, num_of_hidden_Neurons); ...

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what does the L-shaped bracket mean?
N1 = N2 = 4 xi = ith pixel of 4 x 4 block What does the 'L - shaped bracket' mean? How to write code for alpha and beta?

7년 초과 전 | 답변 수: 2 | 0

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get grayImage from bitImage
% Compute mean in 4-by-4 blocks kernel = ones(4); meanImage = conv2(double(grayImage), kernel, 'same') / numel(kernel); % Com...

7년 초과 전 | 답변 수: 1 | 0

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write statement without using for loop
how to write this statement without using for loop

7년 초과 전 | 답변 수: 2 | 0

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convert image to bitmap map image without using for loop
Partition an image into 4 × 4 pixel blocks and compute average for the block N1 = N2 = 4 xi = ith pixel now replace the...

7년 초과 전 | 답변 수: 1 | 0

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create a matrix with numbers from vector
i have a vector as v = [ 1 1 1 2 2 2 3 3 4] i wanted to create a new matrix as M = [ 1 1 1 0 0 0 0 0 0; 0 0 0 1 1 1 0 0 ...

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How to get the intersecting coordinates of a binary image?
is there any method to get the coordinate points of the intersecting positions from this binary image and plot it in a graph...

7년 초과 전 | 답변 수: 1 | 0

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How to add limit condition to existing code
How to add lim h ->0 condition to the below code. How is tril, toeplitz in code related to the above equation? How to edit ...

7년 초과 전 | 답변 수: 2 | 0

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Segment yellow and white colour lines
How to get the get only the yellow and white lines from an image.

7년 초과 전 | 답변 수: 1 | 0

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get 2 set of random coordinates
How to plot as above randomly with two colors I have now given xy = [2.5 4.5; 3.5 4.5; 4.5 4.5; 4.5 2.5; 3.5 3.5]; ...

7년 초과 전 | 답변 수: 1 | 0

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How to show Movement from point A to point B
How to show the movement of between 2 points using any method

7년 초과 전 | 답변 수: 1 | 1

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select a region from an image satisfying a condition
How to select a region from an orientation image satisfying the following condition <</matlabcentral/answers/uploaded_files/1...

8년 초과 전 | 답변 수: 1 | 0

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how to change the xmarkings of graph
i have plotted a graph, i want its xlim to be from 3 to 7, mine is showing 1 to 5. When i do xlim([3 7]) only the last 3 values ...

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how to get the (x,y) coordinate values of points touching bounding box
I have a binary object How can i get the (x,y) co-ordinate value of the points touching the bounding box.

8년 초과 전 | 답변 수: 2 | 0

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how to get string and numbers separately using csvread
How to get string and numbers separately from csv file using csvread. I have a csv file with "A-Z" numerical columns and 100 row...

8년 초과 전 | 답변 수: 1 | 0

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can the value of rand('seed') be saved
I set random seed value as 0 rand('seed',0); then i do genetic algorithm using ga Is there any way i can save the val...

8년 초과 전 | 답변 수: 1 | 0

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display newline string from cell array
<</matlabcentral/answers/uploaded_files/108771/Untitled.png>> I have a cell array of characters. In that i have a newline cha...

8년 초과 전 | 답변 수: 1 | 0

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key generation and inversing
i generate a random key using the below line Key = randperm(n*m); please can someone explain what does the below two l...

8년 초과 전 | 답변 수: 1 | 0

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Image watermarking using LSB
Below are few line from LSB image watermarking. Please can someone explain why we divide by 32 in the first code line. Why do ...

8년 초과 전 | 답변 수: 1 | 0

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how to find angles of a triangle
If i know the values of (xi,yi), (xj,yj) and (xu,yu) how to find the angle thetai and thetaj <</matlabcentral/answers/uplo...

8년 초과 전 | 답변 수: 1 | 0

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How to write equation a for X and Y
How to write equation a for X and Y using the below image (how to obtain X and Y) <</matlabcentral/answers/uploaded_files/107...

8년 초과 전 | 답변 수: 1 | 0

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segment the characters in the image
How to segment the image into line, word, and character.

8년 초과 전 | 답변 수: 2 | 0

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using bwareafilt to get area in a range
i used bw2 = bwareafilt(bw, [40 50]); to get regions having area in the range 40-50. but more than one region is co...

8년 초과 전 | 답변 수: 1 | 0

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how to get the mask of the region between 2 lines
having (x1,y1) and (x2,y2) coordinate value, how to get the mask region between the 2 lines

8년 초과 전 | 답변 수: 1 | 0

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Find the area between 2 plotted regions in a graph
How to find the area lying between the two region

8년 초과 전 | 답변 수: 1 | 0

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how to save the filled region to as an image
structBoundaries = bwboundaries(binaryImage); xy = structBoundaries{i}; fill(xy(:,2),xy(:,1),'w'); how to save the...

8년 초과 전 | 답변 수: 1 | 0

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how to get the 1st and the 3rd boundary objects in the binary image
i segmented an image and got a binary image bw when i do the below line, i get only 1 numberOfblobs [labeledImage, numbe...

8년 초과 전 | 답변 수: 1 | 0

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save image seen in imagesc
when i display input image using "imagesc", it shows in a different format compared to "imshow" imagesc(Img,[0 255]); color...

8년 초과 전 | 답변 수: 2 | 0

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get the intersection points in the graph
if i draw a line at y = 1, how to get the point at which the line will intersect the graph (marked in blue line in the image)...

8년 초과 전 | 답변 수: 2 | 0

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