Question


can't downsample a matrix
the downsample function downsample only the rows for example: y = 0.5377 -0.1241 -1.0689 1.0933 -2.2588 ...

5 years ago | 1 answer | 0

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Question


help using sparse matrix
i have a big matrix 10e3x10e3 with small values 1e-10,1e-2,to save memory and speed i need the sparse function to not only ignor...

5 years ago | 2 answers | 0

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Question


is it possible to do a numerical integration without using a for loop?
hi, as you know a "for loop" is very slow operation, as especially if it's a long loop. is it possible to do a numerical int...

5 years ago | 2 answers | 0

2

answers

Question


using char as formula inside a script
hi, i'm trying to use this character (as seen in the code) as a formula inside a script my main goal is to use this data and to...

5 years ago | 1 answer | 0

1

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Question


am i using while loop the right way?
my code: while size(row) > 1 [ CROP_THIS ] = remove_edges_from_matrix_function( CROP_THIS,1 ); end i want the ...

5 years ago | 1 answer | 0

1

answer

Answered
problem using the find function
i found the problem i have been using find function the wrong way by changing the output to just one (index of matrix) the fu...

5 years ago | 0

| accepted

Question


problem using the find function
hi, i'm trying to use the find function to locate specific values form matrix array and to remove them (as you can see in the a...

5 years ago | 3 answers | 0

3

answers

Question


bug on figure with pcolor and imagesc
as you can see from the attached screanshot i have this bug all the charecters are the values of the axis that i input inside t...

5 years ago | 1 answer | 0

1

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Question


i need to transfer matrix coordinates in a specific order
hi i have a matrix and i need to take all the coordinates like this: new_columns=old_rows+old_columns/2 and new_rows=old_r...

6 years ago | 1 answer | 0

1

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Question


i need to jump to the begining of the page or to the first loop in the 'end'
hi, i used the for loop as you can see in the attached image, i need to jump to the begining of the loop i searched all ov...

6 years ago | 1 answer | 0

1

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Question


workspace in gui mode
hi, for some reason when i place my script inside the gui inside: function LSM_gui_OpeningFcn(hObject, eventdata, handles...

6 years ago | 1 answer | 0

1

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Question


how to change variable inside a function from a gui
i need to change a value inside a function from gui. how can i do that?

6 years ago | 1 answer | 0

1

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Answered
How can I plot a time frequency plot (Please see attach)?
type doc contour in the command window and use xlabel ylabel to change the labels

6 years ago | 0

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Question


don't know how to find the subtraction between two peaks (not manualy)
hi, i just made this program that gives me a plot with something like a sinc function. i need to find the difference between th...

6 years ago | 1 answer | 0

1

answer

Question


how can i fill this shape?
hi i need to fill this shape but i can't the shape is made with a '*' so the fill function doesn't really help me with this a...

6 years ago | 0 answers | 0

0

answers

Question


how can i find the lsim info for this transfer function
i'm trying to find lsim info for this transfer function, i know the code s=lsiminfo this code is like stepinfo(sys...

6 years ago | 1 answer | 0

1

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Question


how to acces and change value inside transfer function inside a loop
i'm trying to change the k value from 0.1 to 7 that is inside transfer function but i have a problem i just don't know how to f...

6 years ago | 1 answer | 0

1

answer

Question


problem inside a for loop while trying to change values inside matlab functions
please help i don't understand what am i doing wrong clear all clc kvals=0.1:0.1:7; % Change the values of k paramete...

6 years ago | 0 answers | 0

0

answers

Answered
error while running a loop inside transfer function
please help i don't understand what am i doing wrong clear all clc kvals=0.1:0.1:7; % Change the values of k paramet...

6 years ago | 0

Question


error while running a loop inside transfer function
i'm trying to change the value of k from to 0.1:0.1:7 and when i try this i get this error ??? Error using ==> InputOutputM...

6 years ago | 2 answers | 0

2

answers