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Change color representation of pressure sensor data converted to images on MATLAB code.
yes，sir，may be use ind2rgb、ind2gray to get color index format to image file

2年以上前 | 0

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How to create centerline between to lines in image
yes，sir，may be check the center line，such as fullFileName = 'https://ww2.mathworks.cn/matlabcentral/answers/uploaded_files/9885...

2年以上前 | 0

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"Dot indexing is not supported for variables of this type." error in reading VideoReader Object by its index?
yes，sir，may be use VideoReader to make video to frame image file list，and then use the images to analysis，such as function nFra...

2年以上前 | 0

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How to save image from dataset in MATLAB
load matlab1.mat %% create grayscale shapes that resemble the data [numImages, lenImage] = size(Dataset1000); Dataset1000 = r...

2年以上前 | 0

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Measure Euclidean Distance of mask in crack image
yes，sir，may be use bwlabel and regionpropers to get the center and BoundbingBox of two object，then compute the average distance ...

2年以上前 | 0

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help ! how do i fix this error : Error using .* Integers can only be combined with integers of the same class, or scalar doubles.
im=imread('football.jpg'); im=imresize(im,20/size(im,1),'bilinear'); R=im(:,:,1); G=im(:,:,2); B=im(:,:,3); Y=0.299*R + 0.5...

2年以上前 | 0

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How to repair the vertical lines ?
yes,sir,may be use image pixel peaks to find line，such as img = imread('https://ww2.mathworks.cn/matlabcentral/answers/uploaded...

2年以上前 | 0

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How to get location of central frequency and poles in FFT
yes，sir，may be use Butterworth band stop filter to location the bright area

2年以上前 | 0

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license manager error-10
yes，sir，may be use student version or use college public license to update

2年以上前 | 0

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I have a jpg image of a wetland using RGN filter and would like to determine the % "colour" from this image. Any ideas? I'm very much a novice.... Thanks!
yes，sir，may be use color enhance to process，such as img = imread('https://www.mathworks.com/matlabcentral/answers/uploaded_file...

2年以上前 | 0

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count rectangular and circles
yes，sir，use regionpropers to find difference between rectagular and circle, may be use： Circularity、BoundingBox such as bwi ...

2年以上前 | 0

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Set to zero values in matrix in between two lines
yes，sir，may be use mask to process，such as width=1000; height=200; A=rand(height,width); % create a random matrix/image fi...

2年以上前 | 0

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Local Thresholding in blocks error
yes，sir，may be check the loop process，such as filename = 'football.jpg'; S = 3; IM=imread(filename); if size(IM,3)==3 ...

2年以上前 | 0

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a video in which I have to get the exact motion of a moving object and calculate the coordinates of that object before and after the movement.
yes，sir，may be use image background and frame diff，such as then，we can diff background from video，and get

2年以上前 | 0

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How to resize a specific part of an image?
yes，sir，may be make the target thin，such as im = imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/949514/...

2年以上前 | 0

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problem with videoWriter not closing (2)
yes，sir，may be use fclose('all') to make all handler close

2年以上前 | 0

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Data reduction or resize function for imagesc plot
yes,sir，may be use pca to get data dimension reduce，and plot in two or three space

2年以上前 | 0

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read specific values and ignore them using fread
yes，sir，may be use loop to make it，but the result should be check，such as fid=fopen('Alien_Message'); im_1=fread(fid,251,'ui...

2年以上前 | 0

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how can i detect sky
yes，sir，for more image，may be use DeepLearning to segment but just for this image，we can use some simple method，such as im = i...

2年以上前 | 2

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How do I compute for the area and diameter of each raindrop and make graph analysis
yes，sir，may be use ar = sum(cat(1, stats.Area)); to get the sum area

2年以上前 | 0

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Which interpolation technique should I use for time series analysis of Landsat data?
yes，sir，may be use lstm、bp or svm to make regress application on time series data

2年以上前 | 0

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I am currently trying to plot the radon transform of f(x,y)=cos(ax+by)
yes，sir，may be use fmesh to plot，such as syms x y fmesh(cos(x+y))

2年以上前 | 0

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How to detect faces without using vision.CascadeObjectDetector
yes，sir，may be use ycbcr color segment to identify face as simple method if possible，can you upload your image to analysis？

2年以上前 | 0

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Imregtform for only part of the image
yes，sir，may be use Kalman filter to track target object，such as https://www.mathworks.com/help/releases/R2019a/vision/examples/...

2年以上前 | 0

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How can I develop the model that can predict past and future data from my time series data?
yes，sir，may be make data into time range list，such as every 3 year as input data，and the 4 year is output data

2年以上前 | 0

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How to save multiple dicom images in to a single mat file?
fd = fullfile(pwd, 'dcms'); fs = ls(fullfile(fd, '*.dcm')); ims = []; for i = 1 : size(fs,1) im = dicomread(fullfile(fd,...

2年以上前 | 0

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How to resize multiple dicom images in subfolders and save them?
fd = fullfile(pwd, 'dcms'); fs = ls(fullfile(fd, '*.dcm')); for i = 1 : size(fs,1) im = dicomread(fullfile(fd, strtrim(fs...

2年以上前 | 0

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How to implement Uniform LBP?
yes，sir，may be use LBP toolbox, such as https://ww2.mathworks.cn/matlabcentral/fileexchange/64852-local-binary-patterns-lbp-and...

2年以上前 | 0

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In this example on MATLAB for "Train Network for Time Series Forecasting Using Deep Network Designer" tutorial there is an error in line 27. What do i do next
yes，sir，if you design trainedNetwork_1 ，may be should train it first，then use predict to use the trained model

2年以上前 | 0

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What is the reason for such low classification accuracy? How can I overcome this problem?
yes，sir，may be it is overfitting，so add some batch normal or dropout in layers to retrain the model

2年以上前 | 0