File Exchange Pick of the Week

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Skeletonizing an Image in 3D

Posted by Brett Shoelson,

Brett's Pick this week is Skeleton3D, by Philip Kollmansberger.A couple years ago, I put together a demo to show how to use MATLAB to calculate the tortuosity, or “twistedness,” of blood vessels. There are different formulas for measuring that property, but perhaps the easiest way of determining tortuosity of a... read more >>

Get Authentication 6

Posted by Sean de Wolski,

Sean's pick this week is GetAuthentication by Stefan. I was recently asked about a simple way to password protect an executable compiled with MATLAB Compiler. The customer's goal was... read more >>

Data Explorer for your 3-D scalar data

Posted by Jiro Doke,

Jiro's pick this week is Volumetric Data Explorer by my fellow MathWorker, Adam Filion.Volume visualization refers to a graphical representation of data sets defined on three dimensional grids. There are two types of volume data sets that MATLAB typically deals with - scalar and vector data. Scalar data contain scalar... read more >>

Julia Sets (Live Editor Example)

Posted by Will Campbell,

Will's pick this week is Julia Sets (Live Editor Example) by Joshua Meyer. The MATLAB Live Editor is a wonderful, new medium for expressing your ideas in MATLAB. In this contribution, Joshua educates us on Julia sets. The Live Editor enables him to do more than merely supply code with commentary.... read more >>

Forbidden Donut

Posted by Sean de Wolski,

Sean's pick this week is Forbidden Donut by Jerome Briot. In honor of National Donut Day, which to my surprise is a real thing and not just made up for... read more >>

Comparing Numerical Values 4

Posted by Jiro Doke,

Jiro's pick this week is numcmp by Carlos Adrian Vargas Aguilera.Some (many?) of you may have heard about issues with floating point math, and may have even read this reference. Even in our blogs, many of us have written about floating point arithmetic.Here's a short example that illustrates this.x =... read more >>

Where are you flying over?

Posted by Jiro Doke,

Jiro's pick this week is CityName by Richard Moore.When I used to travel to various places in the U.S. for work, I would wonder which cities I was flying over during the flight. On some planes, they have seat back monitors that show the flight path with names of cities... read more >>

Flatten (Nested) Cell Arrays 1

Posted by Sean de Wolski,

Sean's pick this week is Flatten (Nested) Cell Arrays by Yung-Yeh. Background I recently have been using webread to scan websites and mine information to do data analysis... read more >>

Device Drivers

Posted by Richard Ruff,

Richard is a Consultant at MathWorks focused on the Embedded Coder product for code generation, primarily in the Aerospace industry. Richard's pick this week is... read more >>