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# HB

10 total contributions since 2019

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Question

Distance between points of a 3D centreline
Hello, I have a curve represented by 3D points (please see attached .mat file). I would like to find out the distance between t...

14 days ago | 1 answer | 0

### 1

Question

Extracting values from a cell array into new arrays
Hi, I have a 1x44 cell array where each column contains a 72x4 double array. I also have a 10x2 double array. Please see both ....

1 month ago | 2 answers | 0

### 2

Question

Create a spline along points and then extract points at a specified distance apart
Hi all, I have a 3D centreline (XYZ), please see attached .txt. The points are not a equidistant length apart. I want to crea...

1 month ago | 1 answer | 0

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Question

Corresponding values between two matrices
Hello, I have two matrices of different sizes. Please see attached .mat files containing the matrices. Matrix A = [3168x2] and ...

1 month ago | 1 answer | 0

### 1

Question

create a new matrix that extracts the values in matrix A as stipulated in matrix B
Hello all, I have a matrix A = [4; 8; 12; 16] where each row refers to a row in another matrix. For instance the other matrix i...

2 months ago | 1 answer | 0

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Question

Extracting certain values from a cell array with nth columns containing double arrays
Hello all, I have a 1x44 cell array where each column contains a 72x4 double array. For each of these double arrays I need to e...

2 months ago | 1 answer | 0

### 1

Question

Get axis and angle of rotation of a plane
Hi all, I have a finite plane that intersects a centreline. I know the point on the centreline of where the intersection occurs...

3 months ago | 0 answers | 0

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Question

Calculate the angle between plane normal and a point it cuts
I am trying to write a script that will calculate the angle between two 3D vectors. Specifically I have a plane cutting through ...

4 months ago | 1 answer | 0

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Question

Extracting certain lines from a text file containing both characters and numbers
I am trying to load the following data into MATLAB. I then want to extract the line starting with "length area (&)" until "16 ...

5 months ago | 1 answer | 0