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Joseph Kirk


165 total contributions since 2007

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Solved


Replicate elements in vectors
Replicate each element of a row vector (with NaN) a constant number of times. Examples n=2, A=[1 2 3] -> [1 1 2 2 3 3] ...

3 days ago

Solved


Set the array elements whose value is 13 to 0
Input A either an array or a vector (which can be empty) Output B will be the same size as A . All elements of A equal to 13...

3 days ago

Solved


Find the largest value in the 3D matrix
Given a 3D matrix A, find the largest value. Example >> A = 1:9; >> A = reshape(A,[3 1 3]); >> islargest(A) a...

3 days ago

Solved


Is this triangle right-angled?
Given any three positive numbers a, b, c, return true if the triangle with sides a, b and c is right-angled. Otherwise, return f...

3 days ago

Solved


Side of a rhombus
If a rhombus has diagonals of length x and x+1, then what is the length of its side, y? <<http://upload.wikimedia.org/wikipe...

3 days ago

Solved


Side of an equilateral triangle
If an equilateral triangle has area A, then what is the length of each of its sides, x? <<http://upload.wikimedia.org/wikipe...

3 days ago

Solved


Area of an equilateral triangle
Calculate the area of an equilateral triangle of side x. <<http://upload.wikimedia.org/wikipedia/commons/e/e0/Equilateral-tr...

3 days ago

Solved


Length of a short side
Calculate the length of the short side, a, of a right-angled triangle with hypotenuse of length c, and other short side of lengt...

3 days ago

Solved


Length of the hypotenuse
Given short sides of lengths a and b, calculate the length c of the hypotenuse of the right-angled triangle. <<http://upload....

3 days ago

Solved


Is this triangle right-angled?
Given three positive numbers a, b, c, where c is the largest number, return *true* if the triangle with sides a, b and c is righ...

3 days ago

Submitted


Circle Clock
displays clock time using circles

4 months ago | 6 downloads |

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TabPlot
Uses tabs to display multiple plots in a single figure

1 year ago | 4 downloads |

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Submitted


Dragon Curve (aka Jurassic Park Fractal)
Plots user specified variations of the Dragon Curve

1 year ago | 5 downloads |

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Empty a Cup with a Straw
Calculates the number of dips a straw must make to decrease the water level in a cup

1 year ago | 1 download |

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Submitted


Model a Sunflower with the Golden Ratio
Uses the Golden Ratio to predict the location of each seed on a sunflower

1 year ago | 5 downloads |

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Solved


Simple equation: Annual salary
Given an hourly wage, compute an annual salary by multiplying the wage times 40 and times 50, because salary = wage x 40 hours/w...

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

Submitted


Show
Prints the contents of structures, including structure arrays and nested structures

2 years ago | 0 downloads |

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GoTo
Points the Current Folder to the location of a file or a path.

2 years ago | 0 downloads |

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Submitted


Distance Matrix
fast, vectorized inter/intra-point distance matrix calculation (Euclidean, Manhattan, or Chebyshev)

2 years ago | 15 downloads |

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Submitted


Dijkstra's Minimum Cost Path Algorithm
calculates the shortest (least cost) path along edges of a graph using Dijkstra's Algorithm

2 years ago | 102 downloads |

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Answered
Best way to programmatically detect new graphics engine?
~verLessThan('matlab','8.4')

3 years ago | 1

| accepted

Question


Why do scatter plot markers not change size correctly in R2014b?
With the new graphics package, scatter plots do not always render correctly. For example, when I create a scatter plot with dif...

3 years ago | 0 answers | 0

0

answers

Submitted


tixclock
displays the time in a format similar to tix clocks

3 years ago | 2 downloads |

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Submitted


Open Traveling Salesman Problem - Genetic Algorithm
Finds a near-optimal solution to a "open" variation of the TSP using a GA

3 years ago | 19 downloads |

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Submitted


Fixed Endpoints Open Traveling Salesman Problem - Genetic Algorithm
Finds a near-optimal solution to a "open" variation of the TSP with fixed endpoints using a GA

3 years ago | 4 downloads |

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Submitted


Traveling Salesman Problem - Genetic Algorithm
Finds a near-optimal solution to a TSP using a GA

3 years ago | 123 downloads |

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Submitted


Multiple Traveling Salesmen Problem - Genetic Algorithm
Finds a near-optimal solution to a M-TSP using a GA

3 years ago | 17 downloads |

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Submitted


Traveling Salesman Problem - Nearest Neighbor
Finds a near-optimal solution to a TSP using Nearest Neighbor (NN)

3 years ago | 23 downloads |

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Submitted


Fixed Start Open Traveling Salesman Problem - Genetic Algorithm
Finds a near-optimal solution to a "open" variation of the TSP with fixed start points using a GA

3 years ago | 9 downloads |

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