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Sky Sartorius


Last seen: 11 giorni ago Active since 2010

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

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Answered
Randomly select a number from a column of a stored matrix, stores the respective row
You can use randi to randomly generate the index you need, rowInd = randi(256,1); then use that index to pull out the row from...

circa 2 mesi ago | 1

| accepted

Submitted


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

3 mesi ago | 7 downloads |

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Submitted


Alert Checking
Check Matlab code that is supposed to throw errors or warnings.

4 mesi ago | 3 downloads |

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Submitted


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

8 mesi ago | 20 downloads |

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Submitted


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

circa un anno ago | 2 downloads |

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Answered
Plot x^2+y^2=4
There are a few ways to go about this. One that is somewhat agnostic to what the equation is trying to represent (in this case, ...

oltre un anno ago | 1

| accepted

Answered
select random number from an array with probabilities
You can query the cumulative probabilities: S = [4, 3.9, 3.8]; w = [0.5, 0.4, 0.1]; w = w/sum(w); % Make sure probabilites ad...

oltre un anno ago | 0

Answered
get the x-value of a point on curve
This is a table lookup / interpolation problem. For your data, you'll first have to make sure there aren't any repeated y values...

oltre un anno ago | 5

Answered
how do i open a browser in matlab ?
Use uigetfile: https://www.mathworks.com/help/matlab/ref/uigetfile.html Or if you have the toolbox, help uigetimagefile

oltre un anno ago | 0

Answered
Size of a figure that I copy from Matlab to Powerpoint
I find that MS products sometimes have behavior as though they're taking a guess at what the pasted figure size should be. I fin...

oltre un anno ago | 0

Answered
How can I create a 3D plot of data with dots of different color?
Use a scatter plot and CData: n = 100; xData = 1:n; % Placeholder - I assume you have additional information about the data to...

oltre un anno ago | 0

Answered
How to create an object using class name
A quick and dirty approach that will work in many cases is to use eval: function new = createNewObjectOfThisClass(original) ne...

oltre un anno ago | 0

Answered
Converting a row to diagonal matrix
Another guess at the intended meaning of the question could be that the values should be filled along the diagonals (instead of ...

oltre un anno ago | 0

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.

oltre un anno ago | 2 downloads |

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Submitted


fig - faster, more intuitive alternative to figure function
Manage figure windows by name and prevent figure window clutter.

oltre un anno ago | 3 downloads |

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Submitted


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

circa 2 anni ago | 41 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.

circa 2 anni ago | 2 downloads |

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Submitted


Pseudorandom number generation for engineering estimates
Tools for generating pseudorandom numbers, primarily geared toward making engineering estimates.

oltre 2 anni ago | 3 downloads |

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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.

oltre 3 anni ago | 2 downloads |

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Question


What method do I overload to control display behavior in the workspace window?
When using a subclass of double (for example the ExtendDouble class from the <https://www.mathworks.com/help/matlab/matlab_oop/b...

oltre 3 anni ago | 0 answers | 0

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answers

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...

circa 4 anni 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...

circa 4 anni ago | 0

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...

circa 4 anni ago | 0

Submitted


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

circa 4 anni ago | 9 downloads |

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Submitted


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

circa 4 anni ago | 2 downloads |

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Submitted


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

oltre 4 anni ago | 3 downloads |

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Submitted


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

oltre 4 anni ago | 1 download |

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Submitted


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

oltre 4 anni ago | 7 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 ...

oltre 4 anni ago | 0

| accepted

Submitted


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

oltre 4 anni ago | 3 downloads |

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