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Payjay


Last seen: 9 months ago |  Active since 2016

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Return Nearest Neighbor Indices of Coordinates
Give coordinates x,y and receive x- and y-arrays of nearest neighbors.

5 years ago | 1 download |

Question


Adding Function Handles with "different" parameters and different factors?!
Hi there, I have smth. like this: %some data i want to fit xfit = somedata; yfit = somedata; % init handles? summed_EOF1 =...

5 years ago | 0 answers | 0

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answers

Question


Array exceeds memory size (9GB), although it is smaller than other arrays that work well?!
Hi everyone, so I use the 'imclose' in-built function from MATLAB for images of sizes around 2000*1000 pixels. When I apply th...

5 years ago | 1 answer | 0

1

answer

Question


Heatmap of matrix with imagesc returns only rectangles, why?
Hello everybody, I am trying to plot a matrix as a heatmap. The numbers in the matrix should be plotted at the position in th...

6 years ago | 0 answers | 0

0

answers

Question


Cell contents reference from a non-cell array object. error in loop
hi there, so i want to extract a 1*3 double from a cell array, but in the loop i get the error shown above, any help? for...

6 years ago | 0 answers | 0

0

answers

Question


Cell contents reference from a non-cell array object, why?
Hello there, ellipse_l is a cell array and each element is also a cell array with a certain number of structs in it. Why do I ge...

6 years ago | 2 answers | 0

2

answers

Question


How to access struct fields within cell array?
Hello there, I have a 50*1 cell array and every cell-element is a 100*1 cell-array, whose elements are from type struct. And I ...

6 years ago | 2 answers | 0

2

answers

Question


Answer of 'solve' I don't understand
Hello there, I want to solve this: syms a b c M M_0 = solve(-a + b*M + c*M^3 == 0, 'M') but I get the answer: ...

7 years ago | 2 answers | 0

2

answers

Question


Function handle as function input?
Hello there, I have a function handle, for example f = @(x) x.^2 and I want to use this as a function input, something like (ju...

7 years ago | 1 answer | 0

1

answer

Question


Pass 'function handle' to another 'function handle'?
hello there, I have a function handle, for example: f = @(x) x.^2 and this I want to put within another function handle, to int...

7 years ago | 1 answer | 0

1

answer

Question


how to convert single cell-elements to double?
Hello everybody, I have a cell array in a cell array, with single elements, which are also from type cell. So it is pretty long...

7 years ago | 1 answer | 0

1

answer

Question


Solve integral in nested function
hello there, i am trying to build something like this: if true function x = first x = 5*y function y = ne...

7 years ago | 0 answers | 0

0

answers

Question


error - 'Conversion to double from cell is not possible.'- in a for-loop
i have a loop like this: x=cell(5,1); for i = 1:5 x{i} = myfunction(z(i)) end the x as the output f...

7 years ago | 1 answer | 0

1

answer

Question


how to use 'find(A == x)' correctly for nonintegers x?
when i type e.g.: find(A==1.5333) matlab returns an empty matrix, although i can find the value manually. somebody knows how ...

7 years ago | 2 answers | 0

2

answers

Question


Array doesn't get filled - for loop
hello, the arrays idx_u, idx_o, X wont get filled by the for loop, why? idx_u = zeros(m,1); idx_o = zeros(m,1); X = z...

7 years ago | 1 answer | 0

1

answer

Question


error subscript indices integers or logicals
for this code i get the error shown above, why? in particular it is for l = numel(((wechsel_X_idx(v):wechsel_X_idx(v+1))/2)-...

7 years ago | 1 answer | 0

1

answer