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yanqi liu


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Last seen: Today Active since 2021

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Answered
How to insert image from my computer while report generation using mlreport?
yes,sir,may be use import mlreportgen.dom.* import mlreportgen.report.* import mlreportgen.dom.*; rpt = Document('exampleR...

ongeveer 11 uur ago | 0

Answered
How to make mnist data with my 10 similar 28x28 png images?
yes,sir,is it mean generate matrix use the 28*28 gray png files? may be use the mnist structure,use loop to read the file,and m...

ongeveer 11 uur ago | 0

Answered
How to calculate the radial void fraction of non spherical particles from in an image
yes,sir,may be consider clc; clear all; close all; img = imread('https://ww2.mathworks.cn/matlabcentral/answers/uploaded_files...

ongeveer 15 uur ago | 0

Answered
How to Create Defect Class for Image Processing?
yes,sir,may be use regionprops to get some properties,such as Boundingbox,Area,Circularity then make judge rule to classify

ongeveer 15 uur ago | 0

Answered
Streaming a URL from VLC to MATLAB
yes,sir,may be make one http server to get video stream and transfer to image,then use client to request the data

ongeveer 15 uur ago | 1

Answered
how to display an image
yes,sir,may be use figure(11); clf; set(gcf, 'Position', get(0,'Screensize')); for n= 1: length(propied) BBs= propied(n)...

ongeveer 17 uur ago | 0

Answered
Is there a way to segment this image into 3 parts, even though the colours are so similar?
yes,sir,may be use kmeans or watershed clc; clear all; close all; img = imread('https://www.mathworks.com/matlabcentral/answ...

ongeveer 19 uur ago | 0

Answered
How Can I embed the length of my secret message in the special bytes of the cover image
yes,sir,may be use base64 to encode message,and use lsb method to embed the string into image matrix

ongeveer 19 uur ago | 0

Answered
Invalid training data. For image, sequence-to-label, and feature classification tasks, responses must be categorical.
yes,sir,please use the follow code to test imds1 = transform(imds,@(x)imgaussfilt(x,2)); %change to imds1 = imageDatastor...

ongeveer 20 uur ago | 0

| accepted

Answered
GUI - Error when trying to program the second slide bar for the upper limit for variable hue in image processing (lower limit succeeded)
yes,sir,use Rik method,modify as clc; clear all; close all; RGB_Image_Re = imread('https://ww2.mathworks.cn/matlabcentral/answ...

1 dag ago | 0

Answered
Call a folder from desktop and use images inside it
% read [filename, pathname, ~] = uigetfile( ... { '*.bmp;*.jpg;*.tif;*.png;*.gif','All Image Files';... '*.*', 'all ...

1 dag ago | 0

Answered
How to determine height of a particular color in an image?
clc; clear all; close all; img = imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/817024/image.png'); jm...

1 dag ago | 0

Answered
How to create executable file for pretrained model Using GUI
yes,sir,when use gui transfer to exe,offen use mcc,and now suggest use applicationCompiler may be use web api to generate http ...

1 dag ago | 0

Answered
Index exceeds the number of array elements
clc clear all close all format long g; format compact; im1 = imread('https://ww2.mathworks.cn/matlabcentral/answers/uploa...

2 dagen ago | 0

Answered
Mapping two sets of co-ordinates with two different colours onto blank white screen
yes,sir,may be use clc clear all close all Screen = 255*ones(1024,1280,3); r1 = [randi([1 1000],1,1500)', randi([1 1000],...

2 dagen ago | 1

| accepted

Answered
Apply a non defined noise to an image
yes,sir,may be define the noise matrix and add to image ,such as x = imread('carmeraman.tif'); nx = double(x) + 18*randn(siz...

2 dagen ago | 0

Answered
Split the license plate letters
yes,sir,may be use clc; clear all; close all; img = imread('https://ww2.mathworks.cn/matlabcentral/answers/uploaded_files/8073...

2 dagen ago | 0

Answered
Using TCPIP, snapshots of webcam are not being sent from server APP to client.
yes,may be use http to build server and client process

3 dagen ago | 1

Answered
Adding Drunk effect to images of a dataset
yes,sir,may be use the image list to cover this behaviour,and make it to batch process,such as 3D input

3 dagen ago | 0

Answered
Detecting Contour of bubble
clc; clear all; close all; I = imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/814649/image.jpeg') ; I ...

3 dagen ago | 0

Answered
How to display vid variable in the form of image from mat file?
yes,sir,may be use the reshape and display as image,such as clc; clear all; close all; load A1_Anya-lips.mat for i = 1 : siz(...

3 dagen ago | 0

Answered
The number of observations must be a positive integer greater than one.
yes,sir,may be numel(imds) is smaller than 20,so please use cvp = cvpartition(numel(imds),'HoldOut',1/numel(imds));

3 dagen ago | 0

| accepted

Answered
Reconstruct image with coefficients after thresholding
clc; clear all; close all; I = imread('cameraman.tif'); I2 = imnoise(I, 'poisson'); I3=data_filter(I2); figure; montage({I,...

3 dagen ago | 0

Answered
Index exceeds the number of array elements. Index must not exceed 0.
sir,may be check the data folder,such as clc; clear all; fpath='/MATLAB Drive/HGG'; filepath=fullfile(fpath,'A'); imageDi...

3 dagen ago | 0

Answered
how to assign the output of trained Pattern Recognition Neural Network to a class for each instant
sir,may be find the max index to get the result,such as % assign the max value of the array to a specified class and rest value...

5 dagen ago | 0

Answered
Split image by the label and drop to the subfolder
clc; clear all; close all; datapath='C:\Users\FarHad\Downloads\Compressed\ODIRK\preprocessed_images'; % Two-class Data path m...

5 dagen ago | 0

Answered
Geotif image appears darker
yes,sir,may be use imtool to adjust data

6 dagen ago | 0

Answered
Detect voids in FRC by Image Processing Toolbox
sir,may be upload image file to do some analysis

6 dagen ago | 0

Answered
How to do a maximum rank filter
clc; clear all; close all; M = [203 167 233 113 222 232; 79 176 39 27 22 46; 135 191 211 256 102 67; 42 115 137 ...

6 dagen ago | 0

| accepted

Answered
How I can read image with PPM format without imread and design PPM reader ?
yes,sir,may be upload the ppm file to do some analysis

6 dagen ago | 1

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