已回答
How to effectively check a list of variables for existence and then check "isvector"
Maybe it's good enough to run >> whos data* Name Size Bytes Class Attributes data1 0x0 ...
How to effectively check a list of variables for existence and then check "isvector"
Maybe it's good enough to run >> whos data* Name Size Bytes Class Attributes data1 0x0 ...
5 years 前 | 0
已回答
Index in position 1 exceeds array bounds (must not exceed 1)?
I replaced the inner for-loop by for n=1:(T/steg) f01 = idenmat - steg*theta*A; f22 = quart...
Index in position 1 exceeds array bounds (must not exceed 1)?
I replaced the inner for-loop by for n=1:(T/steg) f01 = idenmat - steg*theta*A; f22 = quart...
5 years 前 | 1
| 已接受
已回答
Need help on matlab table
Assumption: You have a text file that contains exactly the five lines of text formatted as code in your question. Run the func...
Need help on matlab table
Assumption: You have a text file that contains exactly the five lines of text formatted as code in your question. Run the func...
5 years 前 | 0
| 已接受
提问
How to Contact File Exchange Admin?
I try to update a FEX submission, but The previous version is a zip-file and now I try to replace that with a mltbx-file.
5 years 前 | 1 个回答 | 1
1
个回答已回答
matlab fprintf error? please help
Most likely, fid = fopen(...), failed and return a negative value to fid. Replace fid = fopen(sprintf('%s/Timeseries.ROIs/%...
matlab fprintf error? please help
Most likely, fid = fopen(...), failed and return a negative value to fid. Replace fid = fopen(sprintf('%s/Timeseries.ROIs/%...
5 years 前 | 0
已回答
sum separate continuous values
%% d = diff( c ); ixb = find( d == +1 ) + 1; ixe = find( d == -1 ); %% is_group = ixe >= ixb + 1; [ ixb(is_group), ixe(i...
sum separate continuous values
%% d = diff( c ); ixb = find( d == +1 ) + 1; ixe = find( d == -1 ); %% is_group = ixe >= ixb + 1; [ ixb(is_group), ixe(i...
5 years 前 | 0
| 已接受
已回答
How to use "dir"?
Renam the folders 'Inst1', to, 'Inst01', etc. or see natural order.
How to use "dir"?
Renam the folders 'Inst1', to, 'Inst01', etc. or see natural order.
5 years 前 | 0
已回答
The loop does not take all values
I cannot reproduce the issue that you report. You didn't show us the error message! There is an error message? First, I tidied ...
The loop does not take all values
I cannot reproduce the issue that you report. You didn't show us the error message! There is an error message? First, I tidied ...
5 years 前 | 1
| 已接受
提问
Why does web('name.html','-new') open the html-file in the Help browser?
Experiments with R2018b show that web('name.html','-new') honors the Matlab documentation and displays 'name.html' in the Matla...
5 years 前 | 0 个回答 | 0
0
个回答已回答
How to read strings from a txt file?
The text file, model.txt, contains the five lines given in your question. The script fid = fopen( 'model.txt' ); cac...
How to read strings from a txt file?
The text file, model.txt, contains the five lines given in your question. The script fid = fopen( 'model.txt' ); cac...
5 years 前 | 0
| 已接受
已回答
find the minimum value of y for positive vales of x
Try this %% x = (-100:100); y = x.^3+60*(x.^2)-50; %% xmin = min(y(x>0)) which returns xmin = 11 >>
find the minimum value of y for positive vales of x
Try this %% x = (-100:100); y = x.^3+60*(x.^2)-50; %% xmin = min(y(x>0)) which returns xmin = 11 >>
5 years 前 | 0
| 已接受
已回答
Looping through a random matrix to see if any element is >0.5
Try %% for random_number_matrix = rand(4,8) display (random_number_matrix) end and read the documentation on for
Looping through a random matrix to see if any element is >0.5
Try %% for random_number_matrix = rand(4,8) display (random_number_matrix) end and read the documentation on for
5 years 前 | 0
已回答
How to combine multiple columns into array?
Two ways array = cat( 2, col1, col2, col3, col4, col5 ); array = [ col1, col2, col3, col4, col5 ];
How to combine multiple columns into array?
Two ways array = cat( 2, col1, col2, col3, col4, col5 ); array = [ col1, col2, col3, col4, col5 ];
5 years 前 | 0
| 已接受
已回答
How to write properties in vectors in matlab oop?
P(1)=obj.lcc; P(2)=obj.rc; P(3)=obj.mc; where obj is the instance variable
How to write properties in vectors in matlab oop?
P(1)=obj.lcc; P(2)=obj.rc; P(3)=obj.mc; where obj is the instance variable
5 years 前 | 0
| 已接受
已回答
Matlab reads file with different order
>> fid = fopen('RQ_par.txt'); >> fs = fscanf( fid, '%f' ) fs = 0.9011 0.848 0.6744 0.54 ...
Matlab reads file with different order
>> fid = fopen('RQ_par.txt'); >> fs = fscanf( fid, '%f' ) fs = 0.9011 0.848 0.6744 0.54 ...
5 years 前 | 0
| 已接受
已回答
Extracting length information of pattern from specific string (not fixed string)
This is an answer to the follow_up question, which was closed when I tried to submit. %% chr = '010100001111111111111110000010...
Extracting length information of pattern from specific string (not fixed string)
This is an answer to the follow_up question, which was closed when I tried to submit. %% chr = '010100001111111111111110000010...
6 years 前 | 1
已回答
reading a huge matrix which is split to several parts
The text file contains column and row numbers together with blocks of the matrix. These row and column numbers can be used for c...
reading a huge matrix which is split to several parts
The text file contains column and row numbers together with blocks of the matrix. These row and column numbers can be used for c...
6 years 前 | 0
| 已接受
已回答
.mat file to .txt file
A little demo >> i16 = ones( 12, 1, 'int16' ); % sample data >> fid = fopen('i16.txt','a'); >> fprintf( fid, '%6d\n', i16 ...
.mat file to .txt file
A little demo >> i16 = ones( 12, 1, 'int16' ); % sample data >> fid = fopen('i16.txt','a'); >> fprintf( fid, '%6d\n', i16 ...
6 years 前 | 0
已回答
My codes and functions are deleted
AFAIK: There is no magic way to find lost files. Maybe you saved them in the wrong place? Or renamed them? What do you know ...
My codes and functions are deleted
AFAIK: There is no magic way to find lost files. Maybe you saved them in the wrong place? Or renamed them? What do you know ...
6 years 前 | 0
| 已接受
已回答
How can I get the path of the file being loaded when implementing the loadobj method
A little demo >> clearvars >> create_and_save_mock_obj >> load_mock_obj The obj was loaded from D:\m\cssm\load_mock_obj.m s...
How can I get the path of the file being loaded when implementing the loadobj method
A little demo >> clearvars >> create_and_save_mock_obj >> load_mock_obj The obj was loaded from D:\m\cssm\load_mock_obj.m s...
6 years 前 | 0
已回答
[DISCONTINUED] MATLAB Answers Wish-list #5 (and bug reports)
Don't encourage the use of "matlab" and "simulink", by showing them as popular tags. Instead, encourage the use of the Product f...
[DISCONTINUED] MATLAB Answers Wish-list #5 (and bug reports)
Don't encourage the use of "matlab" and "simulink", by showing them as popular tags. Instead, encourage the use of the Product f...
6 years 前 | 3
已回答
Reading mixed format data from '.txt' file in matlab
Here is an alternative Running >> out = cssm('cssm.txt') outputs out = struct with fields: george: [3×11 double] ...
Reading mixed format data from '.txt' file in matlab
Here is an alternative Running >> out = cssm('cssm.txt') outputs out = struct with fields: george: [3×11 double] ...
6 years 前 | 0
已回答
What frustrates you about MATLAB? #2
Which do you prefer 'MultipleDelimsAsOne' or 'CollapseDelimiters'? Now and then I use the correct name in the wrong place. I ...
What frustrates you about MATLAB? #2
Which do you prefer 'MultipleDelimsAsOne' or 'CollapseDelimiters'? Now and then I use the correct name in the wrong place. I ...
6 years 前 | 1
已回答
Reading large number of csv files
Caveats My notion of your use case (work flow) is vague. Is your local free disk space a restriction? How many GB in total will...
Reading large number of csv files
Caveats My notion of your use case (work flow) is vague. Is your local free disk space a restriction? How many GB in total will...
6 years 前 | 0
| 已接受
已回答
Nested Functions vs Object-Oriented Programming: k-D Tree example and relative performance
On my R2018b,Win10 the diffence is even bigger % 18.585, 0.79143 % 18.937, 0.75923 The profiling result of get_root...
Nested Functions vs Object-Oriented Programming: k-D Tree example and relative performance
On my R2018b,Win10 the diffence is even bigger % 18.585, 0.79143 % 18.937, 0.75923 The profiling result of get_root...
6 years 前 | 1
| 已接受
已回答
Load data and merge them together
Replacing data = [data,load(files(n).name)] with data = [ data ; load(files(n).name) ]; might help, i.e add rows to data no...
Load data and merge them together
Replacing data = [data,load(files(n).name)] with data = [ data ; load(files(n).name) ]; might help, i.e add rows to data no...
6 years 前 | 0
已回答
'Unable to open file' error with importdata
Replacing Spill = importdata(filename); with Spill = importdata( fullfile( pathname, filename ); may help.
'Unable to open file' error with importdata
Replacing Spill = importdata(filename); with Spill = importdata( fullfile( pathname, filename ); may help.
6 years 前 | 0
| 已接受
已回答
Access to class members
The Code Analyzer is a useful feature. It indicates syntax errors in the rightmost column of the editor. And it provides tooltip...
Access to class members
The Code Analyzer is a useful feature. It indicates syntax errors in the rightmost column of the editor. And it provides tooltip...
6 years 前 | 0
| 已接受
已回答
Issue with defining inputs in classdef and getting properties updated
Two things: VirtualMotor is a value class. Is that your intention? See Comparison of Handle and Value Classes You don't want ...
Issue with defining inputs in classdef and getting properties updated
Two things: VirtualMotor is a value class. Is that your intention? See Comparison of Handle and Value Classes You don't want ...
6 years 前 | 1
| 已接受