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Sky Sartorius


251 total contributions since 2010

Aerospace engineer
Professional Interests: aircraft design, UAVs, optimization, rotorcraft, education

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Sky Sartorius's Badges

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  • Knowledgeable Level 2
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Contributions in
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Answered
X Y Z coordinates matrix
You can use the |cat| command to 'stack' your three 2d matrices into a single 3d matrix: M = cat(3,x,y,z); This will giv...

1 day ago | 0

| accepted

Answered
Generate Random numbers from a 2 D probability density function
Conceptually, you can generate random numbers for any arbitrary distributions by # Converting the pdf to a cdf. # Generating...

15 days ago | 0

Submitted


Physical Units Toolbox
Enables operations using hundreds of supported physical units of measurement and physical constants.

16 days ago | 26 downloads |

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Answered
How to create an Object insertable in a 3D plot?
One approach could be to leverage the plotted object's XData, YData, and ZData, homogeneous coordinates, and the |makehgtform| f...

2 months ago | 0

Submitted


Surface area
Calculate surface area and centroid of a surface or mesh.

2 months ago | 4 downloads |

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Submitted


Standard Atmosphere Functions
Standard atmosphere gas properties. Support for n-dim inputs, non-standard atmospheres, units, etc.

3 months ago | 102 downloads |

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Submitted


File Exchange Library Builder
A tool to download your favorite files (or necessary project dependencies) from the File Exchange.

3 months ago | 1 download |

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Submitted


Matrix plotting
Plot using single 2 x n (or 3 x n) matrices as inputs instead of x, y, (and z) vectors.

3 months ago | 1 download |

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Submitted


Density altitude calculator
Finds altitude in the atmosphere as a function of air density.

4 months ago | 5 downloads |

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Submitted


Show Origin
Sets the limits of axes such that the origin is shown.

6 months ago | 0 downloads |

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Submitted


MCD - My change directory
Very quickly switch to a recent or preferred directory - all from the command line.

7 months ago | 0 downloads |

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Submitted


Simple propulsion performance estimation
Tools for simple estimation of aircraft propulsion performance.

7 months ago | 10 downloads |

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Answered
Reaching the element of an array passed to a function
The first step needs to be to find the indices of the array that correspond to the conditional statement. You can use something ...

8 months ago | 0

| accepted

Submitted


is___ - isodd, iseven, isint, isnatural, iswhole
A small set of simple is___ utility functions convenient to have on the path.

8 months ago | 0 downloads |

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Submitted


TXTMENU - Text-Based Menu for the Command Window
Like the built-in MENU function, but all in the command prompt so fingers never leave the keyboard.

8 months ago | 3 downloads |

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Answered
How do i fit my data with two functions and a knot between them
The |tanh| function can be handy for creating a one-liner piece-wise function for feeding into a curve fitting tool. If you don'...

9 months ago | 0

| accepted

Submitted


MATLAB Style Guide Wiki access and search function
Tips for writing clear code. Search the MATLAB Programming Style Guide Wiki from the command line.

9 months ago | 3 downloads |

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Submitted


randt - triangularly distributed pseudorandom numbers.
Random number generation with syntax/features convenient for e.g. engineering estimates.

9 months ago | 2 downloads |

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Submitted


BLEND: utility for smoothly blending functions or creating piecewise functions
Returns a function that smoothly blends, with specified location and distance, between two functions

1 year ago | 0 downloads |

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Submitted


VGRID: utility to help vectorize code
VGRID helps vectorize code to handle n-d variables as inputs for e.g. trapz.

1 year ago | 0 downloads |

Submitted


cch - close, clear, home
CCH saves keystrokes in resetting MATLAB by running the commands close, clear, and home.

1 year ago | 1 download |

Submitted


DISPDISP - verbose display of structures and objects
Display more information about field and properties of struct or object.

2 years ago | 2 downloads |

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Submitted


Validated Input Function
Like the built-in input function but with the ability to impose constraints and checks on user input

2 years ago | 0 downloads |

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Submitted


fevaln: feval with control of the order of the outputs
Return the nth output first. Especially useful for defining anonymous functions for use with search.

2 years ago | 1 download |

Submitted


Bisection Method Root Finding
Very simple to use and robust method that takes array inputs, so it even has advantages over fzero.

2 years ago | 45 downloads |

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Submitted


Link
Similar to a string, but displays itself in the command window as a clickable link.

2 years ago | 2 downloads |

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Submitted


Fuel fraction sizing
Finds aircraft gross weight using the fuel fraction sizing method

2 years ago | 4 downloads |

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Solved


poll: would you like the regexp (?@cmd) functionality to be banned in Cody?
This problem is a poll (and a little bit of "white hat hacktivism" as well) regarding Cody users sentiment about the use of rege...

2 years ago

Solved


Circle area using pi
Given a circle's radius, compute the circle's area. Use the built-in mathematical constant pi.

2 years ago

Solved


pressure to dB?
given x ratio of pressure, find corresponding y dB

2 years ago

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