Community Profile

photo

dpb


4,338 2012 年以降の合計貢献数

連絡する

dpb's バッジ

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

詳細を表示...

貢献した分野
表示方法

回答済み
How to remove elements from the vector while we save the index of those removed elements?
That's simply the complement of the indices you saved...brute force is >> ix=1:numel(b); ix(1:3:end)=[]; >> ix ix = 2 ...

約12時間 前 | 0

回答済み
Sorting Data by Part of Column Name
This is basically trivial exercise for Matlab... >> t=readtable('DataDK.xlsx'); % read the file into table Warning: Variable ...

約12時間 前 | 0

| 採用済み

回答済み
how to ignore an index error?
H=[0 1 0;1 0 1; 0 1 0]; % filter coefficients u(2:end-1,2:end-1)=(c(2:end-1,2:end-1)+f...

約16時間 前 | 1

| 採用済み

回答済み
Delete specific rows from a cell array and create a new cell array
Place where converting the cell array to regular double array makes sense it would seem...there's nothing in the above data that...

1日 前 | 0

回答済み
Error using fprintf when copying cell content into a text file
Having data helps...to achieve the objective in the easiest way w/o writecell, use the intermediary of converting to a table... ...

1日 前 | 1

回答済み
error bars in bar plot with categories
This is a royal pain for even numeric axes; even worse for categorical. Complain to TMW about the sorry quality of implementati...

2日 前 | 0

回答済み
How do i label each bar in bar group with a "string" on top?
... hB=bar(y); % use a meaningful variable for a handle array... hAx=gca; % get a variable for the current...

2日 前 | 1

| 採用済み

回答済み
plot with points in file
Well, still kinda' difficult to figure out exactly what is wanted, but as near as I can make out, something like; t=readtable('...

4日 前 | 0

回答済み
Using loglog to plot results in a y axis that is not log scaled. But matlab seems to think it is
Set ylim([5 15]) to have sufficient part of the y-axis showing to be able to see the difference in the log scale vis a vis lin...

4日 前 | 0

回答済み
timeseries date data matlab
Either however you created the text file and/or imported it, you ended up with the datenum integer portion of the date/time info...

5日 前 | 0

| 採用済み

回答済み
I want to create multiple buffers one after the other. How do ensure that they show in a random order?
Simplest would be to create N objects in (say) a cell array. Then generated a randomized indexing vector as |randperm idxrand=...

5日 前 | 0

回答済み
char time: wrong label on years
The problem is the explicit four-digit string for the year -- that overrides any pivot year input for either datenum/datestr as ...

5日 前 | 0

回答済み
Using dir to extract the names of plexon files for upload
targetDir='WhteverisDirNeeded'; d=dir(fullfile(targetDir, '*.plx')); % return all files of desired extension for i=1:numel(...

5日 前 | 0

回答済み
Shuffle the rows a matrix
ir=randperm(1:numel(y)); % since y is 1D; otherwise use size(y,1) y=y(ir); x=x(ir,:);

6日 前 | 0

| 採用済み

回答済み
Summation of Infinity Terms
S = 0; tol = eps; term = inf; n = 1; If (x<1) 'not valid starting points enter another points' end while abs(term) > tol ...

6日 前 | 1

回答済み
Get every first value above a treshold out of an array
B=([0 diff((A>trsh)-1)]==1); For comparison, >> [A;B] ans = Columns 1 through 27 1 2 3 4 5 6 2 3 4 5 6 3 4 5...

6日 前 | 0

| 採用済み

回答済み
Data must be numeric, datetime, duration or an array convertible to double.
TimeX isn't defined in the above code snippet before or by reading the table so that's an inconsistency that should be dealt wit...

6日 前 | 0

回答済み
How to check if a table exists?
"...will be created by using the command "table"..." So, there then has to be a variable name on the LHS of the table() stateme...

6日 前 | 0

回答済み
How to convert cell 2 double?
If SI is as you say... >> SI={rand(1,2) rand(1,2)} SI = 1×2 cell array {1×2 double} {1×2 double} >> sitem=cell2mat...

6日 前 | 0

回答済み
Graphs of mean and standard deviation
A typical plot would be use errorbar, alternatively there's boxplot that shows data in somewhat different fashion than explicitl...

7日 前 | 0

回答済み
varfun: how to get ride of the function name for the output variable?
No. That's the way varfun is designed and works to keep from overwriting the original variable with the functional output havin...

7日 前 | 0

回答済み
how do i count unique cell rows?
I agree w/ Per, use strings since TMW didn't see fit to extend unique to cell arrays and either is far better than char() arrays...

7日 前 | 1

回答済み
Filter contents of a table
Why are numeric values entered as text/characters? ix=~ismember(str2num(tbl.value),[3 4]); tbl=tbl(ix,:); If the real questio...

8日 前 | 1

| 採用済み

回答済み
How do I use splitapply when the applied function has non-scalar output?
OK, I reread the Q? and realize there was enough in it to see what it was that was wanted... >> t=myTable; ...

8日 前 | 0

| 採用済み

回答済み
Short Question about Multiple cases in for end
Depends upon what you mean to do...if want each combination of the four variables, then you write a set of nested for loops... ...

8日 前 | 0

| 採用済み

回答済み
Trying to have user input names into matlab and store them in a matrix
Don't use the character array...assignment in it has to be padded to the maximum length for every row in the array. Either use ...

9日 前 | 0

回答済み
How do I use splitapply when the applied function has non-scalar output?
[A,B,C,...]=splitapply(func, ...); applies func to inputs by group and returns the given outputs... See the doc for details, e...

9日 前 | 0

回答済み
Swapping entries in column of table
% first build a more workable table arrangement... t=table(str2double(tbl.multicol),'VariableNames',{'array'}); t=t(1:3,:) t ...

10日 前 | 1

回答済み
How to save a complex matrix as text file?
C (and ergo Matlab) is woefully weak in input/output for complex variables. Should been remedied by TMW from the git-go given M...

11日 前 | 0

| 採用済み

回答済み
How to print out a cell array inside a cell array
How did you manage to get that so deeply nested? Let's see the code that generated the array and work on it... But, to answer ...

11日 前 | 0

| 採用済み

Load more