Community Profile

Matteo Niccoli

MyCarta

58 total contributions since 2010

Professional Interests: geophysical exploration, image processing, visualization, recreational mathematics, design, remote sensing, planetary exploration
https://mycarta.wordpress.com

Contributions in
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MATLAB Graphics and Data Visualization Cookbook
Very good resource to learn visualisation and graphics in Matlab

1 year ago | 407 clicks |

Solved

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

1 year ago

Visualization tips for geoscientists: Matlab, part II
Posted some new code snippets and discussion about enhanced visualization of Geophysical maps

1 year ago | 115 clicks |

Question

Problem appending a variable to an existing text file using save
I have some measurements in a cell array. data ={... 'AS-01_09' [ 52] [451] [4724] [1] 'A...

1 year ago | 1 Answers | 0

1

Question

Error using save Cannot create '_' because '_____' does not exist.
I have some data in a cell array, data2={[50,1;49,1;26,1];... [36,2;12,2;37,2;24,2;47.3,2];} and names in another...

1 year ago | 1 Answers | 0

1

Question

modify shape of char array
I have this 10x6 character array: 250F20 271022 291124 2B1326 2E1429 2E1532 2D153C ...

2 years ago | 1 Answers | 0

1

Submitted

Perceptually improved colormaps
7 perceptual colormaps with rainbow-like colors and 1 with heat colors

Solved

Given a and b, return the sum a+b in c.

2 years ago

Perceptual rainbow colormap for Matlab
Describes the method used to create a new rainbow colormap (avaialbe as FEX submission)

4 years ago | 279 clicks |

Visualization tips for geoscientists: Matlab, part 3
Advanced Visualization tips for geoscientists in Matlab - check it out and get the code

4 years ago | 103 clicks |

The rainbow is dead…long live the rainbow! – Part 1
First post of my blog series on deconstructing rainbow and spectrum color palettes.

4 years ago | 53 clicks |

Posted

Visualization tips for geoscientists in Matlab - part 2
http://mycarta.wordpress.com/2012/04/05/visualization-tips-for-geoscientists-matlab-part-ii/

4 years ago | 1223 views

Posted

Visualization tips for geoscientists in Matlab - part 2
http://mycarta.wordpress.com/2012/04/05/visualization-tips-for-geoscientists-matlab-part-ii/

4 years ago | 808 views

A good divergent color palette for Matlab
Review of the Light and Bartlein Orange-white-purple color palette

4 years ago | 152 clicks |

Why your question is NOT "urgent" or an "emergency"!

4 years ago | 0

Solved

Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

5 years ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

5 years ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

5 years ago

visualization tips for geoscientists in MATLAB
Second in my blog series on visualization of geoscience data

5 years ago | 90 clicks |

Posted

Matlab visualization tips for geoscientists
http://mycarta.wordpress.com/2012/02/09/visualization-tips-for-geoscientists-matlab/

5 years ago | 1014 views

Question

Save pixel color value for indexed image (without image Processing Toolobx)
With reference to Steve Eddins blog post on pixel colors: http://blogs.mathworks.com/steve/2006/02/10/all-about-pixel-colors-pa...

5 years ago | 2 Answers | 0

2

Responded

Re: contours draped over surface
Hi Steve Do you know if there's any way to display the contours with contour3 AND also fill the surface as with surfc? None ...

5 years ago | 2337 views

Responded

Re: CRT gamut surface
What I would like to do is something like in Figure 1 of this paper: http://www.cis.rit.edu/people/faculty/montag/PDFs/paper43.p...

5 years ago | 2581 views

Responded

Re: CRT gamut surface
Thank you ImageAnalyst I figure I would crop and save my colormap as an image and bring it into ImageJ? Or use one of the plug...

5 years ago | 2581 views

Posted

CRT gamut surface
Has anyone seen a function to create and display the 3D outline of CRT gamut in Lab coordinates? it would be interesting to be a...

5 years ago | 2581 views

Question

CRT gamut solid
Has anyone seen a function to create and display the 3D outline of CRT gamut in Lab coordinates? it would be interesting to be a...

5 years ago | 1 Answers | 0

1

Responded

Re: overlay image on surface using transparency
I found a good submission that will do just that: imageshiny by Gordon Cooper http://www.mathworks.com/matlabcentral/fileexchang...

5 years ago | 3609 views

Posted

overlay image on surface using transparency
As anyone ever tried overlaying an image plotted with imagesc over a surface plotted with surf using transparency? Suppose I ha...

5 years ago | 3609 views

Image Processing tips for geoscientists
I just started a blog series of image processing tips to enhance geoscience maps

5 years ago | 177 clicks |