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David


Active since 2015

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Question


Plot best-fit Spearman rank correlation curve
Dear Matlab community, I'm evaluating one-variable Spearman rank correlation, simply by invoking: [rho, pval] = corr(x, y, 'ty...

nästan 6 år ago | 2 answers | 0

2

answers

Question


Optimize filling of sparse matrix: "This sparse indexing expression is likely to be slow."
Hi, I have a sparse matrix for which I'm replacing certain values in a foor-loop structure. It all goes on the lines of ...

mer än 7 år ago | 1 answer | 1

1

answer

Question


Read binary with ascii header
Hi, I have a .vtu-file which contains numerical data (velocity value(s) at certain x,y,z-points) in binary format. The format...

nästan 9 år ago | 2 answers | 1

2

answers

Answered
How to save a figures "color"??
From an old similar question (see <http://www.mathworks.com/matlabcentral/newsreader/view_thread/83267>), getframe is perhaps th...

mer än 9 år ago | 0

Question


Read text file and identify certain values line by line, or character by character
Hi, sorry for the long post, but I need to perform a specific task on a text-file and were hoping some of you had any good ad...

mer än 9 år ago | 1 answer | 0

1

answer

Question


Coloring of specific elements using trimesh
Hi, I'm using trimesh to plot a triangular mesh having all nodal positions stored in x,y,z and a corresponding nodal connecti...

mer än 9 år ago | 1 answer | 0

1

answer

Question


Fitting smooth closed spline to scattered 2D points
Hi everyone, I have a set of points scattered in a 2D plane. The points are scattered in a somwhat circular/elipptical way, b...

mer än 9 år ago | 2 answers | 2

2

answers

Question


3D matrix from 3D scatter points
Hi everyone, I have tracked moving particles in a 3D space by storing their spatial coordinates positions in vectors. I.e. ...

mer än 9 år ago | 2 answers | 0

2

answers