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Matlab User


Last seen: 4 years ago |  Active since 2015

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Gaussian fit to xy data and extracting FWHM
Hello, I am hoping someone could help. I am going round in circles although i'm sure it's a straightforward answer. I have a...

4 years ago | 2 answers | 0

2

answers

Question


Generate an equation of a 3D line from one point and two angles
Hi, I have been other thinking this and think I am missing a very simple solution. The problem: I have a 3D space in wh...

6 years ago | 1 answer | 0

1

answer

Question


Efficient Weighted Moving average
I have a matrix with x, y, and an uncertainty value (25x3 double). I want to compute a moving average of these points weighted b...

7 years ago | 3 answers | 0

3

answers

Question


Repeat for loop until condition is met.
I am drawing random numbers within an interval. I know that in the end I want 20 of them, but only those that meet a condition, ...

7 years ago | 1 answer | 0

1

answer

Question


How to order cell rows
I have a large cell (174x4 cell). I've attached a smaller working example. This takes the form of x for Copy(:,1), y for Copy(:,...

7 years ago | 1 answer | 0

1

answer

Question


Using cubic splines to fit data
Hi, I have a quite involved code for fitting cubic splines to data. I have noticed something odd and wondered if anyone had expe...

7 years ago | 1 answer | 0

1

answer

Question


Grouping matched data by row and column
I have a matrix attached, Rows_col.mat. This gives the Row and column of some other matrix that has matched a condition I have i...

8 years ago | 1 answer | 0

1

answer

Question


find unique rows of cell array
I have a cell array as attached. I can see that rows 3 and 4 are repeated, so I would like to keep only the first occurrence of ...

8 years ago | 3 answers | 0

3

answers

Question


Cell array to meet conditions and cell indexing
I apologise in advance for incase this is unclear. I have an array, with X Y columns and another column that identifies the o...

8 years ago | 1 answer | 0

1

answer

Question


Replacing specific values in each matrix row in all values in the matrix
I have a matrix as follows A=[8 66 92 101 0; 14 52 80 76 0; 16 66 33 51 7]. I want to read the rows column by column and assi...

8 years ago | 1 answer | 0

1

answer

Question


Iterate though a matrix with repeated values and preform operations on corresponding columns.
Hello, I have a matrix of three columns and many rows, the third column has several (ordered) repeated values for example ...

8 years ago | 1 answer | 1

1

answer

Question


Search rows of a matrix on another
I have two matricies. The first, A, is large (1968x100 double) and the second, T, is smaller (1968x1). In matrix A, each row con...

8 years ago | 1 answer | 0

1

answer

Question


How to colour code polygons by area?
Hi, I have generated a Voronoi diagram and calculated the areas of the polygons formed. I now want to colour code my polygons...

8 years ago | 2 answers | 0

2

answers

Question


How to extract a data range in x and y co-ordinates from a table?
Hi! I was wondering if someone could help me... I have a data set with four columns, x,y,I,t. Each data point represents a mo...

8 years ago | 1 answer | 0

1

answer