解決済み

Combine the first and last names
MATLAB R2016 provides a rich set of functions to work with string arrays. In this problem, you will be given two string arrays o...

約8年前

解決済み

Words Count: A String Array Approach
Given an input character vector consisting of words, punctuation marks, white spaces, and possibly newline characters (\n), arra...

約8年前

解決済み

How Many Months Until It's Today Again?
Given a particular date, calculate how many months must pass before that same day of the month occurs on the same day of the wee...

約8年前

回答済み
how to concatenate mat files of different row sizes but same column size vertically?
In this line of code: Fv_ROI_concatenated = [a.TwoD_fv_roi_rangefilt_bdip,b.TwoD_fv_roi_rangefilt_bilateral,c.TwoD_fv_roi_r...

約8年前 | 0

回答済み
Better skeletonization of an image to found branchpoints
Dilate your image before skeletonize it. Try this: %read image G = imread('grid.jpg'); G = im2bw(rgb2gray(G)); %di...

約8年前 | 0

回答済み
Is there an clustering algorithm with which I can declare expected centroid in advance?
The <https://it.mathworks.com/help/stats/kmeans.html k-means clustering> is what you need. You can start the algorithm by select...

約8年前 | 0

回答済み
Creatig a matrix from variables in workspace
How did you get these variables? It is not good practice to handle workspace variables after their definition. Better saving...

約8年前 | 1

回答済み
how to save values in variable from loop
Save vector |a| before printing: a = 1:10; for k=a fprintf('%d\n',k); end a Outputs: 1 2 .... ...

約8年前 | 0

回答済み
how can i solve this equation on matlab?
<https://it.mathworks.com/help/matlab/ref/ode45.html>

約8年前 | 0

回答済み
Legend horizontal orientation doesn't work when extracting icon handles
As far as I know the syntax |[lgd,icons,plots,txt] = legend(..)| is not reccomended. Notice in fact that by simply calling |icon...

約8年前 | 2

| 採用済み

回答済み
How to make a road lane for a synthetic image in gray scale?
Here it is: %create one element Z = zeros(100,101); %lateral lanes Z(:,[11:15,87:91]) = 1; %mid lane (dashed) ...

約8年前 | 1

| 採用済み

回答済み
Finding real roots of a cubic equation
To force the |vpasolve| finding only real solutions you cannot use |assume|. If you know the real solution is only one a workaro...

約8年前 | 0

回答済み
How do I remove/replace border pixels from my image?
You basically don't need your |interior_blackPixels|. Indeed, your expected image is obtained by simply setting |outer_blackPixe...

約8年前 | 0

| 採用済み

回答済み
Custom Dendrogram Ordering Implementation
Apparently, none of the available functionalities of |optimalleaforder| does the work. So here it is a function that runs throug...

約8年前 | 0

| 採用済み

回答済み
Find the x value from a specific iteration of fmincon
From the help page about Output Functions <https://it.mathworks.com/help/matlab/math/output-functions.html Output Functions> you...

約8年前 | 0

| 採用済み

回答済み
Setting Viewpoint with Azimuth, Elevation, and distance
Hi Viet, in order to control visualization in the current axes, consider these parameters also: CameraPosition CameraPos...

約8年前 | 1

| 採用済み

回答済み
How to plot a function file
Given a vector |y| of dice outcomes, plot the stairwise graph like this: y = [0,3,5,9,2]; X = [0,repelem(1:length(y)-1,2...

約8年前 | 0

回答済み
Boundary function fails, R2016b
Hi Jukka, if you look at the plot of the boundary without superimposing it to the circles you can see (see first image below) th...

約8年前 | 1

| 採用済み

回答済み
FFT Convolution on Wav File
Is your audio file |x| (loaded with |[x Fs]=audioread('drums.wav');| ) stereo? Because in this case the line X = fft( [x ; ...

約8年前 | 0

回答済み
obtain cluster label on data
If you applied |kmeans| function like this: idx = kmeans(X,k) then |idx| is the vector containing the labels.

約8年前 | 0

| 採用済み

回答済み
K-means: see the initial centroids
Yes it is possible. |kmeans| allows you to set option parameters via the |statset| function. In the help page <https://it.m...

約8年前 | 1

| 採用済み

回答済み
Problem Fitting data to 3 Gaussians
More efficient using built-in code to fit Guassian distributions. Try look at this function which allows you to choose the numbe...

約8年前 | 0

回答済み
How do I put minor ticklabel on and ticklabel off ?
One solution can be to set y-limits to larger values, and then force the labels to be the original ones. This way, the labels wi...

8年以上前 | 0

回答済み
How to map the values from 0-320 to 0-29
Just multiply your values by 29/320; k = 29/320; %generate some random numbers between 0 and 320 x = 320*rand(5); ...

8年以上前 | 0

解決済み

Stuff the Board
You have a stack of tiles to put onto an array-like playing board. Each tile has a number (always an integer), and the board var...

8年以上前

回答済み
Normal Distribution Probability Finder
pp = makedist('Normal','mu',0,'sigma',1); yourP = 1-cdf(pp,-2.125)

8年以上前 | 4

| 採用済み

解決済み

Generalised Hamming Number
Inspired by Project Euler n°204 and Problem 1308 by James A generalised Hamming number of type n, has no prime factor larger ...

8年以上前

解決済み

Return a list sorted by number of occurrences
Given a vector x, return a vector y of the unique values in x sorted by the number of occurrences in x. Ties are resolved by a ...

8年以上前

解決済み

Quote Doubler
Given a string s1, find all occurrences of the single quote character and replace them with two occurrences of the single quote ...

8年以上前

解決済み

Replace NaNs with the number that appears to its left in the row.
Replace NaNs with the number that appears to its left in the row. If there are more than one consecutive NaNs, they should all ...

8年以上前