已回答
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...
12 years 前 | 0
| 已接受
已回答
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; ...
12 years 前 | 0
| 已接受
已回答
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...
12 years 前 | 0
已回答
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)
12 years 前 | 0
已回答
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 = ...
12 years 前 | 2
已回答
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...
12 years 前 | 0
| 已接受
已回答
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...
12 years 前 | 0
已回答
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 前 | 1
已提交
Recursive Directory Searching for Multiple File Specs
Searches a directory for multiple file specs with optional recursivity
12 years 前 | 7 次下载 |
已回答
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 前 | 1
| 已接受
已回答
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 前 | 0
| 已接受
已回答
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 前 | 1
提问
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 前 | 1 个回答 | 0
1
个回答已解决
Output any real number that is neither positive nor negative
Output any real number that is neither positive nor negative
12 years 前
已解决
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 前
已提交
Candystripe a Plot and Legend
Adds candystriping to a given object, and automatically updates the legend entry as well.
12 years 前 | 3 次下载 |
已回答
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 前 | 0
已回答
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 前 | 2
已回答
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 前 | 0
已回答
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 前 | 7
| 已接受
已回答
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 前 | 0
已回答
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 前 | 0
| 已接受
已回答
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 前 | 1
| 已接受
已回答
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 前 | 1
| 已接受
已回答
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 前 | 3
| 已接受
已回答
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 前 | 0
已回答
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 前 | 0
已回答
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 前 | 2