Answered
How to remove scales and the black border from the segmented image
I = imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/933929/image.jpeg'); I = imcrop(I, [138 47 1061 799]...

2 mois ago | 0

Answered
PIV-OH Overlap
yes,sir,may be use quiver(x,y,x_velocity, y_velocity) hold on; h=imshow(PLIF_data,[]) set(h,'AlphaData',0.5)

2 mois ago | 0

Answered
fit the found retina area with a second-order polynomial using least-square curve fitting
yes,sir,may i ask what is the target,the curve?such as clc; clear all; close all; I = imread('https://ww2.mathworks.cn/matlabc...

2 mois ago | 0

Answered
How to fruit classify by neural network ?
yes,sir,may be use pretrained cnn model,such as https://ww2.mathworks.cn/help/releases/R2019a/deeplearning/examples/classify-im...

2 mois ago | 1

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Answered
Thickness measurements of an optical image
im = imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/930819/image.png'); bw = im2bw(im); bw2 = imclos...

2 mois ago | 0

Answered
How Can I remove lines from the below images?
urls = {'https://www.mathworks.com/matlabcentral/answers/uploaded_files/928744/Stryker_Triathlon%20CR_Total%20Knee.JPG','https...

2 mois ago | 0

Answered
manipulating each pixel in an image sequence
yes,sir,may be use loop to process,such as for i = 1 : 40 im = imread(fullfile(pwd, 'images', sprintf('%02d.jpg'))); ...

2 mois ago | 0

Answered
How to use train, validation and test?
yes,sir training data is used to train the model the validation data is used to observe the performance of the model during tr...

2 mois ago | 0

Answered
How to Split image based on a blue line in image - so i want to split image into 2 and the cut should be where a blue line is in the image.
img = imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/928519/image.png'); jmg = rgb2lab(img); s = imc...

2 mois ago | 0

Answered
How to create fixed rectangle and crop it?
img = imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/927339/image.jpeg'); figure; imshow(img, []); h =...

2 mois ago | 0

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Answered
How can I convert a graph representation into a density image
yes,sir,may be use imagesc,and colormap to get pcolor image if possible,may be upload the data mat file to analysis

2 mois ago | 0

Answered
How to perform normalization of images, splitting of datasets and data processing correctly?
yes,sir,may be use mat2gray 、rescale、mapminmax to process data,such as img = double(imread('rice.png')); [~,PS] = mapminmax(i...

2 mois ago | 2

Answered
RGB to LAB converting to a weird colour
img = imread('football.jpg'); jmg = rgb2lab(img); figure; subplot(2, 2, 1); imshow(img, []); title('origin'); subplot(2, 2,...

2 mois ago | 0

Answered
Detect the shape in MATLAB
img = imread('https://ww2.mathworks.cn/matlabcentral/answers/uploaded_files/928244/image_2732.png'); bw = im2bw(img); % 霍夫分析 ...

2 mois ago | 0

Answered
How can I use a loop to save the output image of the program after each iteration?
for slice = 1:16 recon_img = senserecon(aliased_img, sen_map,reduc, fi_matrix); figure;imshow(abs(recon_img),[0 0.0000...

2 mois ago | 0

Answered
Error using dicom_getFileDetails. Unable to load file .dcm
yes,sir,may be check the filepath,use absolute path string,such as if your dcm in c:/folder/ ,then use info = dicomread('c:/fo...

2 mois ago | 0

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Answered
problem with videoWriter not closing
yes,sir,may be use image replace frame to test,such as writerObj = VideoWriter(mainVideoName); writerObj.FrameRate = 10; open...

2 mois ago | 0

Answered
Reading a .dat file or .geom file in Matlab
yes,sir,use direct read and sparse,can get data,may be check it,but how to view the data,may be consider more method. fid = fo...

2 mois ago | 0

Answered
How can I save the output figure into an image file?
recon_img = senserecon(aliased_img, sen_map,reduc, fi_matrix); figure;imshow(abs(recon_img),[0 0.000005]);title('sense recon');...

2 mois ago | 0

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Answered
Cant change directory between loops
for j = 1:5 ds = sprintf("J:\\Images\\BCS %d", j); dsn = dir(ds); dataset=dsn(~ismember({dsn.name},{'.','..'}...

2 mois ago | 0

Answered
Trying to input values and determine the class of the value
clc; clear all; close all; load Projectdata.mat % make class to healthy or diabetic for i = 1 : length(GR_output) if ~...

2 mois ago | 0

Answered
Classification with two input images using transfer learning
yes,sir,may be use image fuse or image mosaic to make two image into one,and then use cnn as normal

2 mois ago | 0

Answered
Why I can't import my data into the classification learner app?
yes,sir,may be check your workspace to find variable,if not exist,may be generate it and load it in app

2 mois ago | 0

Answered
Subscripting into a table using one subscript (as in t(i)) is not supported. Specify a row subscript and a variable subscript, as in t(rows,vars). To select variables, use t(:
data = xlsread('numfile.xlsx') data(5572,1) numObservations = size(data, 1); idxTrain = 1:floor(0.9*numObservations); idxTes...

2 mois ago | 0

Answered
New here, i cannot figure it out ( Index exceeds the number of array elements (2). )
clc; clear all; close all; i=imread('image.png'); bw=rgb2gray(i); [S T]=graythresh(bw); bw=imbinarize(bw,S); % bwn1=bw_filt...

2 mois ago | 0

Answered
How to check which image is wrongly classified in MATLAB
predicted = classify(trainedNet,imdsTest); figure confusionchart(imdsTest.Labels,predicted,'Normalization','column-normalized'...

2 mois ago | 0

Answered
Why "Attempt to grow array along ambiguous dimension." only for some images?
yes,sir,may be check size(Iplan) if is 2 dimension,may be can not use Iplan(:,:,3)

3 mois ago | 0

Answered
AppDesigner 里的图像组件无法通过指定imagesource属性更改图片源
如果不是发布成web服务,图片一般会更新;如果已发布了web服务,则需要在设定的绝对路径下配置好图片,启动时会自动加载。

3 mois ago | 0

Answered
medical image processing - Import and Segment DICOM (CT) files
yes,sir,read dcm image can use dicomread,if want to segment image,there are many method,we should choose method by real image in...

3 mois ago | 0

Answered
Plotting mean time trends
yes,sir,may be use data to fill area,such as x = 0:0.2:10; y = besselj(0, x); xconf = [x x(end:-1:1)] ...

3 mois ago | 0

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