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**Content Feed**

Add heatmap into uifigure (No App Manager)

You may use uipanel instead of uiaxes for heatmap

ungefär 14 timmar ago | 0

detect the largest red object, its centroid and put bounding box around it

use function <https://www.mathworks.com/help/images/ref/bwareafilt.html bwateafilt>

ungefär 23 timmar ago | 0

Meshgrid lighning and how to use contour around the plot

For the accurate solution, you need to find those x and y where z=0.2 and 0.8. If an estimated solution is accepted, the positi...

en dag ago | 1

Surf plot on GUI interface

Create an uiaxes inside the uipanel or you can simply use uiaxes instead of uipanel inside the uifigure.

en dag ago | 0

find and store the index value of maximum or minimum value of cell array

[~,idxMax]=cellfun(@max,yourCell); % Index for maximum [~,idxMin]=cellfun(@min,yourCell); % Index for minimum

3 dagar ago | 0

How to create ROI object handle?

You may try the following: h = figure; imshow(imread('pout.tif')); imrect(); % not use the output of imrect() ax=gca; hAx=f...

3 dagar ago | 0

Having issues with fprintf statement. It gives me "error using vertcat"

Missing dots in the second line, try the following fprintf(['j \t k =1 \t k=2 \t k=3 \t k=4 \n'... '- ----...

4 dagar ago | 0

| accepted

How to align both vertically and horizontally annotation box with legend box in plots?

"annotation" dose not have properties of legend command as north, east,... I think you may need to calculate the margin separat...

4 dagar ago | 0

| accepted

How to skip zeros values form a matrix and plot with a time values?

You may put those zero to NaN and plot it. It will skip those points. A = [1,2,3,4,0,6,7,0,9,10,11,0,13,14,15]; t=[1,2,3,4,5,6...

10 dagar ago | 1

Plotting a legend without displaying data on UIAxes

Try this if you would like to show the figure and legend without showing the data. Set the 'LineStyle' to 'none' to hide the li...

10 dagar ago | 0

how do i use datetime adjust xtick

Try the following without using the function datetick. f = figure; ax=gca; plot(ax,all_time_1206 , all_tide_outliner_1206,'k'...

10 dagar ago | 0

i want to see each plot figure for every j i have, so how can i do it?

Your for loop states j = length(dt1), which is 3 in your case. So the for loop only do figure 3 for you. Use the following inst...

18 dagar ago | 0

| accepted

How to shade the same area in each subplot in a 5x1 Figure?

If you would like to shade the entire region and already knowing the y-limits, you can put the value of those limits directly wh...

18 dagar ago | 0

detecting circle using hough tranform

The range of radius is too small and the sensitivity may not be good enough. I choose radius from 100 to 150 pixels and sensiti...

18 dagar ago | 1

Error using convert2quaterly: The value of 'TT1' is invalid.

Your data has only one column besides the date. So you can only state one method to your data. The following shows an example w...

18 dagar ago | 0

JPG to GIF animation

The colormap for the first two figures are overwritten by the third one in the following: [A,map] = rgb2ind(imread('obr_0.jpg')...

23 dagar ago | 0

| accepted

delete consecutive commas in txt file

May be this: rawdata = readlines('https://www.mathworks.com/matlabcentral/answers/uploaded_files/1122645/ca.txt'); iwant = [];...

23 dagar ago | 1

Save a Figure as a .png and .pdf of a Specific Size

Try this to see whether the following is what you want. clear; clc; f = figure; plot(1:10,1:10); % Set figure position after...

25 dagar ago | 0

Import data csv with date/time and other info with setvaropts

Try this: opts = detectImportOptions('https://www.mathworks.com/matlabcentral/answers/uploaded_files/1121365/essai_data_3.csv',...

26 dagar ago | 1

| accepted

Start and end date picker to load data to graph

If your weather data are arranged in timetable format, another option you may use is function timerange. Suppose the variable n...

ungefär en månad ago | 0

Plotting graph with three variables

Try to use function <https://www.mathworks.com/help/matlab/ref/plot3.html plot3> or <https://www.mathworks.com/help/matlab/ref/s...

ungefär en månad ago | 0

Min and Max values and corresponding x/y values

use two output arguments from function <https://www.mathworks.com/help/matlab/ref/max.html#mw_f4dadb60-ee1a-4996-a37b-2fdd20904f...

ungefär en månad ago | 0

Average column data with specific values

Use function writetable to convert your data on a table array. Then use function groupsummary as follows G = groupsummary(T,"...

ungefär en månad ago | 1

Integer operands are required for colon operator when used as index.

When you plot the solution, you use the following index: 1:(nt/10):nt However, variable "nt" is equals to 1001 and the result ...

ungefär en månad ago | 0

| accepted

How to delete symmetry cells in Matlab?

Try this: F = cell(1,3); F{1} = cell(1,10); F{2} = cell(1,16); F{3} = cell(1,16); F F{2}(9:16)=[]

ungefär 2 månader ago | 1

Vector as ItemsData property in List Box

Suppose the listbox is defined as follows and ItemsData are given in your example. app.ListBox = uilistbox(app.UIFigure); You ...

ungefär 2 månader ago | 0

How to draw rectangle with coordinate, height and width provided?

Another option is to determine the coordinates of the lower left corner of the rectangle before you draw it. It can be determine...

ungefär 2 månader ago | 0

Function in App-Designer struggles to read dropdown values

Use function str2double as follows: % Value changed function: minFrequenzDropDown function minFrequencyDropDownValueC...

ungefär 2 månader ago | 0

| accepted

Remove row if its value is not different enough from the value in the row above it.

Let A be your matrix, try the following: threshold = 100; A([false;(diff(A(:,1))<=threshold)],:)=[];

ungefär 2 månader ago | 0

How to plot mutiple vertical lines over x axis ?

User function xline is easier.

3 månader ago | 0