Community Profile

# Yin

### US Army ARDEC

Last seen: 3 jours ago Active since 2011

Congrats of 20 years, MATLAB! I have been a user since before the desktop interface!

Programming Languages:
C#, MATLAB
Spoken Languages:
English

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Solved

The Piggy Bank Problem
Given a cylindrical piggy bank with radius g and height y, return the bank's volume. [ g is first input argument.] Bonus though...

11 mois ago

Solved

Total energy

12 mois ago

Solved

Potential energy calculation

12 mois ago

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Kinetic energy calculation

12 mois ago

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Laws of motion 1

12 mois ago

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Laws of motion 2

12 mois ago

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Laws of motion 3

12 mois ago

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Laws of motion 4

12 mois ago

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Laws of motion 5

12 mois ago

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Laws of motion 6

12 mois ago

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Combined Ages 2 - Symmetric, n ≥ 3
Following on <http://www.mathworks.com/matlabcentral/cody/problems/42382-combined-ages-1-symmetric-n-3 Combined Ages 2>, you wil...

environ un an ago

Solved

Combined Ages 1 - Symmetric, n = 3
You have probably seen the common riddle wherein combined ages are provided and you must determine the individual ages. For exam...

environ un an ago

Solved

To convolve two vectors
To convolve two vectors

environ 2 ans ago

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calculate linear convolution two vectors
for e.g in: a = [1 2 3] b = [4 5 6] out: y = [4 13 28 27 18]

environ 2 ans ago

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Nilpotent matrix
Check if matrix A is <http://mathworks.com/ nilpotent>.

plus de 2 ans ago

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Solve the set of simultaneous linear equations
Given this pair of simultaneous linear equations: 2x + 3y = 23 3x + 4y = 32 Find the solution set (x,y)

plus de 2 ans ago

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Column norms of a matrix
Given a matrix M, return a vector y such that for each k y(k)=norm(M(:,k)) (y(k) is the Euclidean norm of the k-th col...

plus de 2 ans ago

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linear least squares fitting
Inputs: * |f|: cell-array of function handles * |x|: column vector of |x| values * |y|: column vector of |y| values, same l...

plus de 2 ans ago

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Linear system of equations
Solve the system of equations in three variables.

plus de 2 ans ago

Solved

System of equations
Find a solution to a system of equations represented by a |n| by |n+1| matrix. For instance, [ 2 0 4; => 2*x = 4 ...

plus de 2 ans ago

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Solve a System of Linear Equations
*Example*: If a system of linear equations in _x&#8321_ and _x&#8322_ is: 2 _x&#8321;_ + _x&#8322;_ = 2 _x&#8321;...

plus de 2 ans ago

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Given a matrix, return the last eigen value
Given a matrix, return the first eigen value For example: x = magic(5) 17 24 1 8 15 23 5 7 14 ...

plus de 2 ans ago

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Basics: 'Find the eigenvalues of given matrix
Find the eigenvalues y for a given matrix x.

plus de 2 ans ago

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Orthonormal matrix
You decide whether any given matrix is an orthonormal matrix or not. If each column in a matrix is perpendicular to the other...

plus de 2 ans ago

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Longest run of consecutive numbers
Given a vector a, find the number(s) that is/are repeated consecutively most often. For example, if you have a = [1 2 2 2 1 ...

plus de 2 ans ago

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Calculate Inner Product
Given two input matrices, |x| and |y|, check if their inner dimensions match. * If they match, create an output variable |z|...

plus de 2 ans ago

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Find MPG of Lightest Cars
The file |cars.mat| contains a table named |cars| with variables |Model|, |MPG|, |Horsepower|, |Weight|, and |Acceleration| for ...

plus de 2 ans ago

Solved

Find the Best Hotels
Given three input variables: * |hotels| - a list of hotel names * |ratings| - their ratings in a city * |cutoff| - the rat...

plus de 2 ans ago

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Crop an Image
A grayscale image is represented as a matrix in MATLAB. Each matrix element represents a pixel in the image. An element value re...

plus de 2 ans ago

Solved

Calculate BMI
Given a matrix |hw| (height and weight) with two columns, calculate BMI using these formulas: * 1 kilogram = 2.2 pounds * 1 ...

plus de 2 ans ago