Answered
Export to a fixed width text file
Use sprintf / fprintf Here is an example of making everything 16 characters wide: A={'s09' 1111222003 321 'P' 'ehz';'z09...
Export to a fixed width text file
Use sprintf / fprintf Here is an example of making everything 16 characters wide: A={'s09' 1111222003 321 'P' 'ehz';'z09...
11 years ago | 0
| accepted
Answered
How to do this programming
You don't actually want 5 different variables. You want to reshape the variable and index into it. Example: X = 1:20; ...
How to do this programming
You don't actually want 5 different variables. You want to reshape the variable and index into it. Example: X = 1:20; ...
11 years ago | 0
| accepted
Answered
Question about optimizing reading data from text file
You may want to use fread and regexp. Without seeing your file, I can't say for sure this will produce the same result, but i...
Question about optimizing reading data from text file
You may want to use fread and regexp. Without seeing your file, I can't say for sure this will produce the same result, but i...
11 years ago | 0
Answered
Reading/Finding data withing column
[~,ind] = ismember([1 1 0],constants(1:3,:),'rows'); constants(ind,4)
Reading/Finding data withing column
[~,ind] = ismember([1 1 0],constants(1:3,:),'rows'); constants(ind,4)
11 years ago | 0
Answered
How do I remove duplicates from a structure array?
It's not pretty, but this should work: isUnique = true(size(animals)); for ii = 1:length(animals)-1 for jj = ...
How do I remove duplicates from a structure array?
It's not pretty, but this should work: isUnique = true(size(animals)); for ii = 1:length(animals)-1 for jj = ...
11 years ago | 2
Answered
How can I sort a matrix according to column IDs and identify same combinations?
*Accumarray* would come in handy here. It's a rather useful function, but might take a little bit of reading to understand it co...
How can I sort a matrix according to column IDs and identify same combinations?
*Accumarray* would come in handy here. It's a rather useful function, but might take a little bit of reading to understand it co...
11 years ago | 0
| accepted
Answered
Most efficient way to generate combinations
You can use allcomb (which can be found <http://www.mathworks.com/matlabcentral/fileexchange/10064-allcomb here>) a = (1:20...
Most efficient way to generate combinations
You can use allcomb (which can be found <http://www.mathworks.com/matlabcentral/fileexchange/10064-allcomb here>) a = (1:20...
11 years ago | 0
Answered
Convert Cell to Number for Plotting
help str2double doc str2double
Convert Cell to Number for Plotting
help str2double doc str2double
11 years ago | 0
| accepted
Answered
Sorting the name field in dir command
[~,ind]=sort({xlsFiles.name}); W = xlsFiles(ind);
Sorting the name field in dir command
[~,ind]=sort({xlsFiles.name}); W = xlsFiles(ind);
12 years ago | 1
Submitted
Recursive Directory Searching for Multiple File Specs
Searches a directory for multiple file specs with optional recursivity
12 years ago | 1 download |
Answered
Using conditional breakpoints to print out value
Yes sir. It takes a bit of creativity. Here's an example. Let's print out "Hi" each time mod(ii,2) == 0. iff(mod(ii,2),f...
Using conditional breakpoints to print out value
Yes sir. It takes a bit of creativity. Here's an example. Let's print out "Hi" each time mod(ii,2) == 0. iff(mod(ii,2),f...
12 years ago | 1
| accepted
Answered
scaling a vector from 352800x1 to 300000x1 by cutting last 52800 row elements?
x = rand(352800,1); x(300001:end) = []; size(x)
scaling a vector from 352800x1 to 300000x1 by cutting last 52800 row elements?
x = rand(352800,1); x(300001:end) = []; size(x)
12 years ago | 0
| accepted
Answered
Speeding up code: pre-allocation, vectorization, parfor, spmd....
It's really hard to say what exactly you can do without knowing the nature of what is inside those for-loops. Some ideas come...
Speeding up code: pre-allocation, vectorization, parfor, spmd....
It's really hard to say what exactly you can do without knowing the nature of what is inside those for-loops. Some ideas come...
12 years ago | 1
Question
Trimming the Size of a Array of Structures in a MEX file
Hi all. So i'm having a bit of an issue array of structures in a MEX file. I first initialize the array of structures to size...
12 years ago | 1 answer | 0
1
answerSolved
Output any real number that is neither positive nor negative
Output any real number that is neither positive nor negative
12 years ago
Solved
Target sorting
Sort the given list of numbers |a| according to how far away each element is from the target value |t|. The result should return...
12 years ago
Submitted
Candystripe a Plot and Legend
Adds candystriping to a given object, and automatically updates the legend entry as well.
12 years ago | 2 downloads |
Answered
what will be value of 'b' when 'a' is equal to 0(zero)
help interp1 doc interp1
what will be value of 'b' when 'a' is equal to 0(zero)
help interp1 doc interp1
12 years ago | 0
Answered
Shaperead
That sounds like its in Universal Trans Mercator (UTM) coordinates. There are a few utm to geodetic coordinate transforms availi...
Shaperead
That sounds like its in Universal Trans Mercator (UTM) coordinates. There are a few utm to geodetic coordinate transforms availi...
12 years ago | 0
Answered
How to import a country map with counties and have Matlab recognize the various counties?
Assuming you have the mapping toolbox, you could just import it via a shape file. They can be found below: <ftp://ftp2.census...
How to import a country map with counties and have Matlab recognize the various counties?
Assuming you have the mapping toolbox, you could just import it via a shape file. They can be found below: <ftp://ftp2.census...
12 years ago | 2
Answered
logical indexing with a smaller array should throw a warning
This is an interesting proposition. While I'm very much against throwing an error in this case, I would be open to having a warn...
logical indexing with a smaller array should throw a warning
This is an interesting proposition. While I'm very much against throwing an error in this case, I would be open to having a warn...
12 years ago | 0
Answered
How to: Axis Xtick steps
xbounds = xlim; set(gca,'XTick',xbounds(1):xbounds(2));
How to: Axis Xtick steps
xbounds = xlim; set(gca,'XTick',xbounds(1):xbounds(2));
12 years ago | 7
| accepted
Answered
Problems with xlsread function
I can't seem to recreate the problem. Try clearing and closing everything: values = {1, 2, 3 ; 4, 5, 'x' ; 7, 8, 9} head...
Problems with xlsread function
I can't seem to recreate the problem. Try clearing and closing everything: values = {1, 2, 3 ; 4, 5, 'x' ; 7, 8, 9} head...
12 years ago | 0
Answered
passing 'varagin' and getting inputname() to work properly
You could use "evalin" In your example it would be something like: function struct = temp( varargin ) struct = ...
passing 'varagin' and getting inputname() to work properly
You could use "evalin" In your example it would be something like: function struct = temp( varargin ) struct = ...
12 years ago | 0
| accepted
Answered
How can I increase the size of data points in a discrete plot
Try the property MarkerSize. if true fig = open('myFig.fig'); hold on plot(xdata,ydata,'xg','MarkerSize',16); e...
How can I increase the size of data points in a discrete plot
Try the property MarkerSize. if true fig = open('myFig.fig'); hold on plot(xdata,ydata,'xg','MarkerSize',16); e...
12 years ago | 1
| accepted
Answered
A bug of build-in function Char?
This is where MATLAB differs from C. C will assume that 0 is the end of the string. MATLAB has explicit start and end points of ...
A bug of build-in function Char?
This is where MATLAB differs from C. C will assume that 0 is the end of the string. MATLAB has explicit start and end points of ...
12 years ago | 1
| accepted
Answered
Using vertcat on multidimensional array data
x = rand(55,365,100); x_new = reshape(permute(x,[ 1 3 2 ]),5500,[]);
Using vertcat on multidimensional array data
x = rand(55,365,100); x_new = reshape(permute(x,[ 1 3 2 ]),5500,[]);
12 years ago | 3
| accepted
Answered
What is the code?
skewness is simple 2 divided by the square root of the shape parameter for gamma distributions. Here's an example. skewness...
What is the code?
skewness is simple 2 divided by the square root of the shape parameter for gamma distributions. Here's an example. skewness...
12 years ago | 0
Answered
how to detect folder address
You might consider mfilename pathh = fileparts(mfilename('fullpath')) help mfilename doc mfilename
how to detect folder address
You might consider mfilename pathh = fileparts(mfilename('fullpath')) help mfilename doc mfilename
12 years ago | 0
Answered
I'm trying to find if certain points are inside or outside a polygon
help inpolygon doc inpolygon
I'm trying to find if certain points are inside or outside a polygon
help inpolygon doc inpolygon
12 years ago | 2