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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...

約7年前 | 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); ...

約7年前 | 0

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質問

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?

約7年前 | 2 件の回答 | 0

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質問

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

約7年前 | 1 件の回答 | 0

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質問

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

約7年前 | 2 件の回答 | 0

2

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質問

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...

約7年前 | 1 件の回答 | 0

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質問

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 ...

約7年前 | 3 件の回答 | 0

3

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質問

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...

約7年前 | 1 件の回答 | 0

1

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質問

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 ...

約7年前 | 2 件の回答 | 0

2

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質問

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

7年以上前 | 1 件の回答 | 0

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質問

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]; ...

7年以上前 | 1 件の回答 | 0

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質問

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

7年以上前 | 1 件の回答 | 1

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質問

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...

約8年前 | 1 件の回答 | 0

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質問

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 ...

約8年前 | 1 件の回答 | 0

1

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質問

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.

約8年前 | 2 件の回答 | 0

2

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質問

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...

約8年前 | 1 件の回答 | 0

1

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質問

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...

約8年前 | 1 件の回答 | 0

1

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質問

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...

約8年前 | 1 件の回答 | 0

1

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質問

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...

約8年前 | 1 件の回答 | 0

1

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質問

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 ...

約8年前 | 1 件の回答 | 0

1

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質問

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...

約8年前 | 1 件の回答 | 0

1

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質問

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...

約8年前 | 1 件の回答 | 0

1

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質問

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

約8年前 | 2 件の回答 | 0

2

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質問

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...

約8年前 | 1 件の回答 | 0

1

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質問

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

8年以上前 | 1 件の回答 | 0

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質問

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

8年以上前 | 1 件の回答 | 0

1

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質問

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...

8年以上前 | 1 件の回答 | 0

1

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質問

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...

8年以上前 | 1 件の回答 | 0

1

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質問

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...

8年以上前 | 2 件の回答 | 0

2

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質問

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)...

8年以上前 | 2 件の回答 | 0

2

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