Community Profile

photo

dpb


Last seen: Today
5.193 total contributions since 2012

Contact

dpb's Badges

  • First Review
  • Master
  • Thankful Level 2
  • 36 Month Streak
  • Revival Level 1
  • Knowledgeable Level 4
  • First Answer
  • Solver

View details...

Contributions in
View by

Answered
randomly select elements of an array without repeat and create a matrix with these elements as rows
"1 to n. I want to choose m integers withiut replacement p times out of these integers, " What does the above mean, precisely? ...

3 días ago | 0

| accepted

Answered
How to speed up the following Matlab script? Can anyone suggest me to speed up the process?
Since you're doing all the work only to return coherence, look at doc mscohere to return the coherence directly with all the ...

3 días ago | 1

| accepted

Answered
MATLAB Answers Wish-list #5 (and bug reports)
At least w/ Firefox, recently the scroll wheel acts to reduce the size of the response textbox such that what is being typed get...

4 días ago | 0

Answered
Control decimal places of contour labels
Yet another case where TMW (The MathWorks) has been too aggressive in hiding stuff that clearly users would want to and should b...

4 días ago | 1

| accepted

Answered
How to read the specific colums from 12 excel files in a folder and then plot it
Other than superfluous stuff that doesn't need to be in the loop, nothing appears to be wrong in the basic code... Oh! Now I s...

4 días ago | 1

| accepted

Answered
Building a "Typical Year" from averaging daily-hourly data over several years
<AnsweredComment> OK, the conversation in the other thread turned into more interesting one than I initially anticipated; I tho...

4 días ago | 1

| accepted

Answered
How to read this kind of info out of a txt file and post them into Excel files?
Basically, just read the file record-by-record searching for the matching header strings and when find a section header, then re...

6 días ago | 0

| accepted

Answered
How to average monthly data using a specific method in Matlab?
There may be a more clever way, but brute force seems straightforward enough... A=reshape(vectorA,3,[]); ...

7 días ago | 0

| accepted

Answered
How to retrieve multiple values from a 3D array
Ignoring the excessively verbose variable names that keeps code from being visible without scrolling or breaking line and thereb...

7 días ago | 0

Answered
Computing the number of variables belonging to each data type
How about n_cl=countcats(categorical(varfun(@class,M,'OutputFormat','cell')))

7 días ago | 0

| accepted

Answered
Can I plot a line function, and a plot function under an if statement?
"can put a line and plot function under an if statement. ...? It works when I try it ..." It would seem you've answered your ow...

8 días ago | 0

| accepted

Answered
Reading Specific numbers from a text file
fileID = fopen(filename); Cdata = textscan(fileID,'%f32 %f32 %f32','HeaderLines',5); % find the point coordi...

8 días ago | 0

| accepted

Answered
How to protect arbitrary variable names
Functions have their own workspace although internal and anonymous functions share their context with the containing workspace.....

9 días ago | 0

| accepted

Answered
displaying element of matrix
To use disp and have two decimal points, use format bank first, otherwise will get whatever precision is associated with the cur...

11 días ago | 0

Answered
How to plot 3 graphs in 1 figure?
There's an example of 2 on top and one on bottom that should have given the clue of how to bo about it... hAx(1)=subplot(2,2,1)...

11 días ago | 1

| accepted

Answered
Need to run two counters in a foor loop
If you describe the real problem to be solved instead, it'll lead to more efficient getting to the right answer, but if the resu...

12 días ago | 0

Answered
How can I find peak from matrix
What's wrong with what you've done for the one? findpeaks is one of the functions that has not been vectorized (owing to its co...

12 días ago | 0

Answered
Write a tabbed matrix in a txt file
Read the rest of the documentation for dlmwrite -- Name-Value Pair Arguments ... 'precision' — Numeric precision ...

13 días ago | 0

| accepted

Answered
Full Factorial Design of Experiments
"I know about the matlab function fullfact([,]) but since I will use decimal numbers i needed a differen solution." There's no ...

13 días ago | 1

| accepted

Answered
for loop to subtract every element from the first element for a given trial
Another job for varfun and grouping variables-- tt.TrialTime=cell2mat(rowfun(@(m)m-m(1),tt,'GroupingVariables','TrialNumber', ....

13 días ago | 0

| accepted

Answered
How do I make two arrays go from largest to smallest?
[a,ix] = sort([4 8 11 7],'descend'); % keep the optional original order vector when sort b = b(ix); ...

14 días ago | 1

| accepted

Answered
how to plot cell array and how to get its imaginary part?
Use cell indexing expressions-- >> c={[rand(4,1),rand(4,1)]}; % presume the format described for some sample data >> c{:} ...

19 días ago | 0

| accepted

Answered
Understanding the structfun() or cellfun() commands
As the error message and doc says, structfun applies a function to each field in a scalar struct; you have a struct array -- not...

19 días ago | 0

Answered
How can I find mean crossing irregularity?
z=randn(1,1000); % sample dataset zs=(detrend(z)>0); % convert to binary at mean iz=diff(find([0 zs])); % crossin...

24 días ago | 0

Answered
Assign same linewidth to a grouped barplot
You can't use the "dot" notation with an array of handles, anyway; must use set here, or a looping construct of some sort. se...

29 días ago | 1

Answered
How to compare two columns in a table and delete that row having same values in that columns?
c=string({'column1' 'column 2' 'columns3' 'ball' 'bat' 'gloves' 'bat' 'gloves' 'bat' 'ball' ...

alrededor de 1 mes ago | 0

Answered
Error using corrplot function
OK, I played with one of the sample datasets used for illustrating some other regression stuff...it is possible to start with pl...

alrededor de 1 mes ago | 0

Answered
Binomial Distribution when mean and variance is given
Well, sometimes one is given a nonsensical problem -- if so, then one has to inform the requestor of the fact and get a differen...

alrededor de 1 mes ago | 0

| accepted

Answered
2 digits after the dot
In the first case, you'll have to use >> string(arrayfun(@(n)sprintf('%.2f',n),vals,'UniformOutput',false)) ans = 2×3 str...

alrededor de 1 mes ago | 0

| accepted

Answered
Generating a heat map of adjacency matrix
Presuming you want the displayed values of the cells to still be their totals, then s = [1 1 1 2 2 3]; t = [2 3 4 5 6 7]; G =...

alrededor de 1 mes ago | 0

| accepted

Load more