已回答
Count if a vector has at list one element greater than zero
count = sum(v>0) The expression v>0 creates a logical array of 1s and 0s, with a 1 for every element of v that is greater than ...

3 years 前 | 0

| 已接受

已回答
Equation in a single column matrix?
When I run your code (after fixing a typo when you refer to what I think should be b(n)/13), the result is a 1-by-6 array for c:...

3 years 前 | 1

| 已接受

已回答
evaluation of anonymous function
I am not quite sure if this is what you are asking, but I'll give it a shot: The piece of code important to your question is r...

3 years 前 | 1

已回答
Adding a pathdef.m file, as a string, to the current path
You probably want to use textscan for this: fileID = fopen('pathdef_etc.m') C = textscan(fileID, '%s', 'Delimiter', '\n') fcl...

3 years 前 | 1

| 已接受

已回答
how to define a gradient colormap
Yes, you can use a fixed colormap by executing the following command each time you plot an image: caxis([-1 1]) This will map ...

3 years 前 | 1

| 已接受

已回答
Index a cell array with an cell
Hi Christian, You can pick the corresponding entries for each of the cells of C as follows: C{i}(B{i}==0) The results are the...

3 years 前 | 0

已回答
Delete values in a table but keep the cells
Try df{r,c} = {''} instead. You should be able to avoid the inner loop entirely by using df{r,3:nCols} = {''} Also, to check...

3 years 前 | 0

| 已接受

已回答
Specify annotation position with respect to x- and y-axes values?
This is an older post, but the following is perhaps useful to others: If horizontal arrows are ok, data units can be used by as...

3 years 前 | 21

已回答
check if figure exists whithout making it appear and using its figure number in findobj()
R2014b and later no longer use numeric handles for graphics objects, so most answers given above do not work. In these cases, ...

9 years 前 | 1