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Jason Nicholson


520 total contributions since 2012

I am a Mechanical Engineer.
Professional Interests: Mechanical systems, data analysis, Simulink, hydraulics, Finite Element Analysis, Computational Fluid Dynamics, System Identification, Signal Processing, programming, machine learning, data analytics.

If you send me a message, I am likely to get back to you. I do reserve the right to not respond. :)

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Submitted


FFT Notes
This shows how to process a signal with an odd and even length fft.

8 months ago | 0 downloads |

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Submitted


regularizeNd
Create a gridded lookup table of scattered data in n dimensions.

9 months ago | 11 downloads |

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Answered
MATLAB Detection of Compiler
See comments above for answer.

12 months ago | 0

| accepted

Question


MATLAB Detection of Compiler
How does MATLAB detect the compiler in 2016b or newer? I have written a custom compiler configuration xml file. mex.getCompil...

1 year ago | 1 answer | 0

1

answer

Solved


Alternating sum
Given vector x, calculate the alternating sum y = x(1) - x(2) + x(3) - x(4) + ...

1 year ago

Solved


Basic electricity in a dry situation
&#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#9889 &#...

1 year ago

Solved


Solitaire Cipher
Implement the <http://en.wikipedia.org/wiki/Solitaire_(cipher) solitaire cipher>. Since this is from Wikipedia, I am capturin...

1 year ago

Solved


Find a subset that divides the vector into equal halves
Given a vector x, return the indices to elements that will sum to exactly half of the sum of all elements. Example: Inpu...

1 year ago

Solved


How long is the longest prime diagonal?
Stanislaw Ulam once observed that if the counting numbers are <http://en.wikipedia.org/wiki/Ulam_spiral arranged in a spiral>, t...

1 year ago

Solved


Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock. Tick. Tock.
Submit your answer to this problem a multiple of 5 seconds after the hour. Your answer is irrelevant; the only thing that matte...

1 year ago

Solved


Pernicious Anniversary Problem
Since Cody is 5 years old, it's pernicious. A <http://rosettacode.org/wiki/Pernicious_numbers Pernicious number> is an integer w...

1 year ago

Solved


Energy of a photon
*&#9883 &#9762 &#9883 &#9762 &#9883 &#9762 &#9883* Given the frequency F of a photon in giga hertz. Find energy E of this...

1 year ago

Solved


How to subtract?
*&plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn &plusmn* * Imagine you need to subtract one...

1 year ago

Solved


How close to a hole
Suppose you have a description of good places (ones) and bad places (zeros). You want to know your distance from a bad place (in...

1 year ago

Solved


Find the same and successive values in a vector
Find the same and successive values in a vector. For example: Input x = [ 1 0 0 1 1 1 1 0 1 1 1 0 0 0 1 ] Start and end...

1 year ago

Solved


Find Elements in Range
Based on a question on <http://www.mathworks.com/matlabcentral/answers/ MATLAB Answers>. Find all the elements of a vector wh...

1 year ago

Solved


longest sequence of nans
In an array return the length of longest sequence of nans for each column. x = [ 2 3 1 2 5 6; nan nan 5 n...

1 year ago

Solved


Solve the 2-norm Regularization Problem
In data fitting, regularization is a technique to stabilize an ill-posed problem. <https://en.wikipedia.org/wiki/Tikhonov_regula...

1 year ago

Problem


Solve the 2-norm Regularization Problem
In data fitting, regularization is a technique to stabilize an ill-posed problem. <https://en.wikipedia.org/wiki/Tikhonov_regula...

1 year ago | 0

Question


Please Explain the new File Exchange Versioning Number
The new File Exchange versioning uses four numbers. Please explain what each number represents. For example, |2.1.4.2|.

1 year ago | 1 answer | 0

1

answer

Submitted


Matlab Style Guidelines Cheat Sheet
One page summary of the "MATLAB Programming Style Guidelines"

1 year ago | 184 downloads |

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Question


S-Function Backward Compatibility
Can an S-function compiled in 2018a be used in a model in 2013b? Please cite the documentation if you know the keywords to fi...

1 year ago | 1 answer | 0

1

answer

Question


Reformulate a Constrained Linear Least Square Problem
I have a problem of the form <</matlabcentral/answers/uploaded_files/119361/Clipboard01.png>> Normally you solve it like t...

1 year ago | 2 answers | 0

2

answers

Solved


Split array into pieces according to corresponding array
An array x of length n has values 1...m with each value appearing at least once. The values are sorted (n>=m). A second...

1 year ago

Solved


Neither minima nor maxima
Input v is a vector. Return all the elements of v which are not a local minimum or maximum. Example: v = [1 2 3 4 5] Ou...

1 year ago

Solved


Find indices of diagonal elements
Given a matrix A and a diagonal index d (where 0 indicates the main diagonal and off-diagonals are identified by positive and n...

1 year ago

Solved


Elements with highest local average
Input v is a row vector such that length(v)>3. Consider a sliding window of length 3 that is used to calculate the local average...

1 year ago

Solved


Sum my indices
Given inputs M and N (in that order), output an MxN matrix whose entries are equal to the sum of their indices. Example input...

1 year ago

Solved


Hard limit function
Classify x data as if x>=0 then y=1 if x<0 then y=0 Example x = [ -2 -1 0 1 2] y = [ 0 0 1 1 1]

1 year ago

Solved


Decimation - Optimized for speed
This problem is similar to http://www.mathworks.com/matlabcentral/cody/problems/1092-decimation, only this time the score will b...

1 year ago

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