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yanqi liu


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Last seen: Today Active since 2021

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MATLAB
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Answered
imwrite problem value changes
yes,sir,may be use some parameter in imwrite,such as clc clear all close all a=rgb2gray(imread('football.jpg')); size(a) im...

11 hours ago | 0

Answered
How to segment image with location wanted.
yes,sir,may be uload ArifSyazwan.dcm to do some analysis,such as clc clear all [spect map]=dicomread('ArifSyazwan.dcm'); i...

11 hours ago | 0

Answered
Number of observations in X and Y disagree. For convolution neural network
yes,sir,may be upload generated_data.mat to make some analysis

11 hours ago | 0

Answered
face mask deep learning label display
yes,sir,may be the consuming time too much,may be use face-api.js to get the faster application,such as https://github.com/just...

1 day ago | 0

Answered
How is it possible to separate features and target (both numerical values) in a tabular text datastore for input in Matlab's Deep Network Design module?
yes,sir,use Deep Network Design can get model structure and export it to script,may be export and modify it in code

1 day ago | 0

Answered
Multi input multi output for regression problem in deep learning
yes,sir,may be use cell to range data,make it to multi input (images) ,use one-hot to range label,make it to multi output (digit...

1 day ago | 0

Answered
An m-by-n-by-1 image cannot be used as input image in the Fully Convolutional Network FCN ?
yes,sir,may be change the data load,such as imageSize = [256 256 3]; augimds = augmentedImageDatastore(imageSize,dstrain,'Colo...

1 day ago | 0

Answered
How to coloured outline the region I want?
yes,sir,may be use some image enhancement to adjust the image

1 day ago | 0

Answered
Filling a region of a grayscale image with a colour corresponding to colorbar
yes,sir,use Image Analyst method,can get % Demo to have the user freehand draw an irregular shape over a gray scale image. % ...

1 day ago | 0

Answered
How can I quantify blobs in multiple images at once?
yes,sir,may be provide the filename information,such as clc; clear all; close all; % handle multiple images (78) at once Meas...

1 day ago | 0

Answered
How to add filter just foreground and another filter to background?
clc; clear all; close all; I=imread('rice.png'); A=stdfilt(I); T=1; % G1 is foreground, G2 is background %% for i=1:16 ...

1 day ago | 0

| accepted

Answered
how do I find the smallest object in a binary coins image ?
clc; clear all; close all; im=imread('https://www.mathworks.com/matlabcentral/answers/uploaded_files/826480/image.png'); bw=im...

1 day ago | 0

Answered
image steganography using LSB?
yes,sir,may be use the byte to lsb image,such as clc; clear all; close all; % information str = 'Hello, Abduellah Elbakoush';...

1 day ago | 0

Answered
welcom I want to load target in neural networks. How can download target in function nnstart
yes,sir,may be the data should be one-hot type,such as >> [x,t] = simpleclass_dataset; >> nprtool then,you will found that th...

1 day ago | 0

Answered
How to Split fisher iris data into 60% training and 40% Testing
yes,sir,may be use the follow split method ,such as close all; clear all; clc; load fisheriris cs = categorical(species); ...

3 days ago | 0

Answered
How to covert back the gray scale image into rgb?
yes,sir,may be check the colormap,such as close all; clear all; clc; img1 = imread('https://ww2.mathworks.cn/matlabcentral/a...

3 days ago | 0

| accepted

Answered
Slicing .vol 3D volume file into 2D images
yes,sir,may be upload the 3D file to do some analysis,or check the follow code close all; clear all; clc; fid = fopen("CT.vo...

3 days ago | 0

Answered
How to fuse or overlay multiple masks of clustering results onto the original image in a for loop
yes,sir may be use bwlabel and label2rgb to make the maks label to rgb image then,use imshow handle to set the AlphaData,such ...

3 days ago | 0

Answered
How do I subplot figures and Title Figures
yes,sir,may be use montage or subplot,such as close all; clear all; clc; % load('undergraduate_data.mat'); a = imread('came...

3 days ago | 0

Answered
change imref2d so that image is in center
yes,sir,which tmatrix used in your code,may be upload the file and do some analysis,such as clear all;clc;close all; origimage...

4 days ago | 0

Answered
I need to load an image to apply my filter registration code but cannot get the image to load. The image is in a matlab file, but keep getting an error loading, line 9.
clear all; close all; clc; %Number of shifted noisy frames Nshifts = 50; %Noise standard deviation nze_std_dev = 80; %Set t...

4 days ago | 0

Answered
inverse filtering and weiner filtering matlab code
yes,sir,may be change some parameter,because motion too big to hard restore,such as clc; clear all; close all; I = im2double(i...

6 days ago | 0

Answered
Contrast enhancement techniques in HSV or LAB
yes,sir,may be use imtool to interactively adjust relevant parameters and analyze the visualization effect

6 days ago | 0

Answered
how to convert 227x227 image into 227x227x3
yes,sir,may be use % convert 227x227 image into 227x227x3 imds = imageDatastore('imagefolder','IncludeSubfolders',true,'LabelS...

6 days ago | 0

| accepted

Answered
how can I extract predicted label and testlabel from already trained deep learning model. the code below gives error while running
yes,sir,as Walter Roberson said,may be ensure data class,such as load('MyVGG19Model.mat'); imdsTest = imageDatastore("C:\Users...

6 days ago | 0

Answered
How to write a video file without changing the pixel values?
yes,sir,may be use v = VideoWriter('out.avi','Uncompressed AVI'); to creat avi file use 'Uncompressed AVI' but,as @DGM said,t...

7 days ago | 0

Answered
Convert a LayerGraph into a DAGNetwork - Validate and Initialize the Net
yes,sir,may be use assembleNetwork for pretrained layers,if make an init empty unet,may be just use clc; clear all; close all; ...

7 days ago | 0

Answered
How to separate features and target (numeric values) in a tabular text datastore to import into Deep Network Design?
yes,sir,may be choose the data to X and Y,such as % 500 rows 10 features and the target. X = Data(:, 1:10); % 10 features Y =...

7 days ago | 0

Answered
How do I create and plot a confusion matrix for my trained convolutional neural network?
yes,sir,if want get the data information,may be use [c,cm,ind,per] = confusion(augimdsValidation.Labels,YPred)

7 days ago | 0

Answered
How many features i need select from a set ranked image feature space?
yes,sir,may be use activations to get the vector,such as activations(net,data,layer,'OutputAs','rows');

7 days ago | 0

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