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Daniell Algar


Chalmers University of Technology

Active since 2012

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Professional Interests: Image processing, Matlab

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Answered
Distance between 2 points in an image.
You could be more specific but.. The simplest case might be to just use the Data Cursor. It's in the toolbar already.. Click...

11 years ago | 0

Answered
How to display X-tick labels vertically using GPLOT?
Not sure if this solution fit your data - but if you know how to set the 'XTicksLabelStyle' within the plot function, why not do...

11 years ago | 1

| accepted

Answered
How to make smooth surface across U-shaped object
I can add for future reference that I solved it by correcting a bug from the code above. The variable tri should have been ...

12 years ago | 0

| accepted

Question


How to make smooth surface across U-shaped object
Hi! I have a set of data, say z(x,y), that could simply be thought of as a "U" shape in the (x,y)-plane, extended in the z-pl...

12 years ago | 1 answer | 0

1

answer

Question


Fetch Data Cursor on figure update
Hi. I've re-directed the Data Cursor callback to my own function. In there I like to re-draw a figure given new x,y-values ...

12 years ago | 0 answers | 0

0

answers

Answered
how to get processed image at another location than MATLAB figure window
doc imrwrite

12 years ago | 0

Answered
how can select a region in image?
Sounds like you want the function imfreehand. Steve has posted about this befor, see e.g. <http://blogs.mathworks.com/steve/...

12 years ago | 0

Answered
I face the error "Too many input arguments." Please help me
Well, those lines looks fine to me. It's probably other line's who's raising the error.

12 years ago | 0

Answered
How to graph ln(x^2)=0.7?
Well, to plot the point f(x)= 0.7, I guess you would need to use a solver, e.g. ode45. To just plot the function, you first ...

12 years ago | 0

Answered
How to convert dataset variables from cell?
If I understand your data correct, then it's more a question of how you acces the data, than how to convert the data. For instan...

12 years ago | 0

Question


Multiple plot handles to the same figure
Hi, I have two handles created with something like, hTri= trimesh(); hFill= fill3(); where two figures act as paren...

12 years ago | 2 answers | 0

2

answers

Answered
*why* easter egg in MATLAB
This is quite the ugly solution but. Open a script, paste diary('whyText.txt') for i= 1: 10 why end ...

12 years ago | 0

Answered
remove rows from a matrix on a specific condition
Try A= [ 5 3 3 1 4; 6 6 3 1 0; 6 2 2 2 0; 4 2 3 2 0; 1 1 1 1 2 ] A(A(:, 5)== 0, :)= []

12 years ago | 8

| accepted

Question


Set x, y, z data in trimesh without re-plotting
Hi there, I'm working on a function that plots a set of data continuously during mouse press. I draw the data with (in short)...

12 years ago | 0 answers | 0

0

answers

Question


Eliminating outer for-loop
Hi, I have an outer for-loop that I can't manage to get rid of. Code as follows for t= 1: epochs ... code ...

12 years ago | 1 answer | 0

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answer