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Is there a faster alternative for find() operation?
I have two large vectors X and Y holding indices. Lets say X = [1; 2; 3; 4; 1; 4;......] Y = [10; 21; 4; 4; 10; 7;...
mehr als 8 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
How to convert a 3d matrix to a matrix of cells?
I have a 3d matrix M of size 3*4*3 M(:,:,1) = [1.2 3 5 6; 5 21 8 -3; 4 1 4 9] M(:,:,2) =...
mehr als 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
What is a possible way to use dynamic indices in a parfor loop?
I have a parfor loop MyMat = zeros(M,N,10) parfor x = 1:M for y = 1:N [count,t] = f(x,y); ...
mehr als 9 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
How to populate multidimensional matrix inside parfor?
I have a parfor loop parfor x = 1:xmax for y = 1:ymax listx = f_x(); listy = f_y(); ...
mehr als 9 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
How is indexing done inside parfor?
I have the following code with parfor parfor x = 1: Rx_x for y = 1: Rx_y R = f1(x,y); [Azi_Id, E...
mehr als 9 Jahre vor | 0 Antworten | 0
0
AntwortenFrage
How to use matrix elements as indices to access elements of another matrix
I have a 5*4 matrix 'Id' Id = [1 2 1 1; 1 2 2 2; 3 1 3 1; 1 2 3 1; 2 2 3 3] I hav...
mehr als 9 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
How to find the maximum value and its index from matrices?
I have a multi dimensional matrix m(:,:,1) = [1 2 3 4; 8 -21 23 2; 3 1 3 7; 42 43 12 4] m(:,:,2) = [23 34 1 5;2 -6 3 -7;...
mehr als 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
How to create a multidimensional matrix from a cell array where the cell array sizes are not he same?
I have a cell array C C{1,1} = {[1 2 3]} C{1,2} = {[12 21 3]} C{1,3} = {[12 21 3], [43 45 66]} C{1,4} = {[2 5 1], ...
mehr als 9 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Copying specified number of elements from each row in a matrix?
I have a 40000*5 matrix Values = [1 3 5 7 2; 4 62 2 6 12; 45 8 1 7 9; . . . . . ; . . . . . ; . . ...
mehr als 9 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Extracting field values from cell array of structures
I have a cell array of structures. Each structure has the fields : Start, End, Id.. RP_Cell{1,1}.Start = [1 2 3; 4 6 4] ...
mehr als 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Accessing all the values of a specific structure field in a matrix of structure to a cell array.
I have an array of structure: RList with the fields a,b,c,d. This array has a size, say, 1*50. RList(1).a = [1 2 3;5 6 7] ...
mehr als 9 Jahre vor | 2 Antworten | 0
2
AntwortenFrage
Missing function outputs in some iterations inside parfor
I have a function which is invoked in a parfor loop. The function in turn calls a couple more functions and outputs structure fi...
mehr als 9 Jahre vor | 1 Antwort | 0
1
AntwortFrage
I have a large structure which is used in functions invoked in a for loop. Now, if I want to use a parfor, what is an elegant way of passing this large structure?
I run a for loop, where, in principle the iterations are independent. I was using global variables(some of which are huge struct...
fast 10 Jahre vor | 1 Antwort | 0
1
AntwortFrage
Fast access to matfile in GUI
I have a large array of structures stored in a matfile and I need these values to plot in a GUI. But the conventional loading of...
fast 10 Jahre vor | 1 Antwort | 0
