Community Profile

photo

SALAH ALRABEEI


Last seen: Today 2021 이후 활성

Statistics

All
  • Solver
  • Knowledgeable Level 2
  • First Answer

배지보기

Content Feed

보기 기준

답변 있음
compare groups of items regarding overlaps
Use [val,ndxA,ndxB] = intersect(A,B) It will give you the overlapping val and its index in both groups A and B

7달 전 | 0

| 수락됨

답변 있음
How to get rid of for loop?
function [x_vals,y_vals,I,A]=monte_carlo_syms(x,y,f,g) x_vals=unifrnd(0,1,[200,1]); y_vals=unifrnd(0,1,[200,1]); I = nan*leng...

7달 전 | 0

답변 있음
How to plot vectors
check this <https://www.mathworks.com/matlabcentral/answers/755919-how-to-plot-contour-lines-on-joint-histogram-plot>

7달 전 | 0

답변 있음
Hi, How can I make the axis look like in the attached figures?
See this example x = linspace(-5,5); y = x.^2; plot(x,y) xticks([-5 -2.5 -1 0 0.25 0.5 0.75 1 2.5 10]) text(0,15,'$\fra...

7달 전 | 0

| 수락됨

답변 있음
Updating values in a 2x2 matrix , taking values from result of an iterative operation.
t=1:30; p1= 1-(5/6).^t; p2=1-p1; p3=zeros(1,30); p4=ones(1,30); A=cat(1,p1,p3,p2,p4) A_all= reshape(A,2,2,30)

7달 전 | 0

답변 있음
How can I draw a line over a 2D surface plot in an app?
yline(put the value)

7달 전 | 0

| 수락됨

답변 있음
PLOT 2D graph and matrices
You need to define several values of p and s, then find the svds of K for each value of k p and s; See thebexample below ...

7달 전 | 0

| 수락됨

답변 있음
How to categorize month/day/year into a period of months
Assuming your date array is called A. This might work Achar = char(A); lab = A(:,1);

7달 전 | 0

답변 있음
Creating Vector from the following matrix
B = reshape(A',1,[]);

7달 전 | 0

| 수락됨

답변 있음
How to find value closest to set value after a certain index in a matrix
[N,IN] = min(abs(M/2-x)

7달 전 | 0

답변 있음
If Else simple calculation not working
% Try this mask = Vals.Values <= 50; Vals(mask).Values = Vals(mask).Values + 50; Vals(~mask).Values = Vals(~mask).Va...

8달 전 | 0

| 수락됨

답변 있음
How to make a function output a matrix
I think you need only one loop that accomulate the series. I am assuming x and y are sent to the function as vectors, then we cr...

8달 전 | 0

| 수락됨

답변 있음
Sorting Column Variable to a Row
Assume your table ( without labels) is of size nx3; where the 1st col is your dates (in numbers), 2nd is your cat, and the 3rd i...

8달 전 | 0

답변 있음
Sum every element in matrix per group
d = unique(b); c = [];for i=1:length(d) c=[c,sum(a(b==d(i)))]; end

8달 전 | 0

답변 있음
Creating NetCDF file with new variables
It depends on your data structure, ( NEMO data, projected coordinates, data gird). Anyway, here is a simple example where ur lon...

8달 전 | 0

답변 있음
Compare two matrix in matlab
Here you can extract those element val that are in both data located at index1 and index2 [val,index1,index2] = in...

8달 전 | 0

| 수락됨

답변 있음
writing a statement to find the acid ratio
AcidRatio = input('your msg')

8달 전 | 0

답변 있음
Extracting all possible vectors from a big vector
check this <https://www.mathworks.com/matlabcentral/fileexchange/24185-partitions>

8달 전 | 0

답변 있음
How to set which part of the code to comment using a variable?
See this example clear clc a=2; b=3 eval(['c',num2str(a),'=',','A',num2str(a),'(',num2str(b),')']) function...

8달 전 | 0

답변 있음
Could someone please tell me How to plot dashline output in bar chart?
Check this <https://www.mathworks.com/matlabcentral/fileexchange/24021-hatch-fill-patterns-plus-color-invert here>

8달 전 | 0

| 수락됨

답변 있음
Is there a way to link equations/ expressions such that that the final form is simplified?
It is better to simplify by hand first, for examle let lambda^2 = l then (3N-l)/(N-l)=(2N+N-l)/(N-l)= 2N/(N-l) - 1. The ...

8달 전 | 0

답변 있음
plot 2d matrix
Assume u matrix is A % bar(A','stacked')

8달 전 | 0

답변 있음
Is there a better way to solve this multidimensional array?
For the first averaging % temp_mean = nanmean(M,4); For the 2nd annual avg use % A=reshape(M,19,3,6,siz...

8달 전 | 0

| 수락됨

답변 있음
How to keep equal distancing between markers while moving??
Since you are in a periodic space, scaling the angle will not preserve the distance, you should use addition ( translate the ang...

8달 전 | 0

| 수락됨

답변 있음
Using Explicit Finite Difference Method to Determine the Time at which Unsteady State Ends - 1D Heat transfer
Your dicretization much satisfy the stability condition since the explicit scheme is conditionally stable. Moreover, The error m...

8달 전 | 0

답변 있음
Vectors must of same length while plotting
You have t1 which started by 60 length then added 1 then 1 more plotted with 62 length. Whereas x1_t3 started with 60 then add 1...

8달 전 | 0

| 수락됨

답변 있음
how to find area under the curve ?
Use polyarea(x,y); you need to have a polygon; That is, ur first point must by ur lasr point. You can do so by adding this to ...

8달 전 | 0

답변 있음
min function on two arrays
% dS=min([cA(i+1,:),cB(i+1,:)])

8달 전 | 0

| 수락됨

답변 있음
Concatenate variables with similar names
@Ricardo Duarte Here is a trick, you will save all your workplace into one variable b; then loop over all of them to take whose ...

8달 전 | 0

답변 있음
Scatter plot with colorbar showing density of points
You can for example measure the distance between all the coordinates, then take the inverse of minimum distance or average of al...

8달 전 | 0

더로드