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Rob McDonald

Last seen: 4 mesi ago Active since 2011

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Hatched Lines and Contours
Draw lines and contours with hatches on one side of the line.

Submitted

ptlabel_along
Label points along a curve in MATLAB with nice offset

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clabel_along
Label contours along a curve in MATLAB

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PropDBTools
Tools for working with the UIUC Propeller Data Site data in Matlab

Question

Anonymous function to class property method.
I have a situation somewhat like the following mockup: absfoo.m classdef (Abstract) absfoo methods (Abstract) [f...

circa 2 anni ago | 1 answer | 1

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Question

How can you create local variables from class properties?
Is there a way to automatically create local variables corresponding to a class' properties? Lets say I have a class instance f...

circa 2 anni ago | 1 answer | 0

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Solved

How to find the position of an element in a vector without using the find function
Write a function posX=findPosition(x,y) where x is a vector and y is the number that you are searching for. Examples: fin...

circa 7 anni ago

Solved

Weighted average
Given two lists of numbers, determine the weighted average. Example [1 2 3] and [10 15 20] should result in 33.333...

circa 7 anni ago

Solved

Make the vector [1 2 3 4 5 6 7 8 9 10]
In MATLAB, you create a vector by enclosing the elements in square brackets like so: x = [1 2 3 4] Commas are optional, s...

circa 7 anni ago

Solved

Rosenbrock's Banana Function and its derivatives
Write a function to return the value of <http://en.wikipedia.org/wiki/Rosenbrock_function Rosenbrock's two-dimensional banana fu...

circa 7 anni ago

Solved

Determine if input is odd
Given the input n, return true if n is odd or false if n is even.

circa 7 anni ago

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Sum all integers from 1 to 2^n
Given the number x, y must be the summation of all integers from 1 to 2^x. For instance if x=2 then y must be 1+2+3+4=10.

circa 7 anni ago

Solved

Column Removal
Remove the nth column from input matrix A and return the resulting matrix in output B. So if A = [1 2 3; 4 5 6]; and ...

circa 7 anni ago

Solved

Fixed-Point Iteration
Perform fixed-point iteration to estimate the root of a nonlinear equation.

circa 7 anni ago

Solved

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

circa 7 anni ago

Solved

The Hitchhiker's Guide to MATLAB
Output logical "true" if the input is the answer to life, the universe and everything. Otherwise, output logical "false".

circa 7 anni ago

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...

circa 7 anni ago

Solved

Find all elements less than 0 or greater than 10 and replace them with NaN
Given an input vector x, find all elements of x less than 0 or greater than 10 and replace them with NaN. Example: Input ...

circa 7 anni ago

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Select every other element of a vector
Write a function which returns every other element of the vector passed in. That is, it returns the all odd-numbered elements, s...

circa 7 anni ago

Solved

Given a and b, return the sum a+b in c.

circa 7 anni ago

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Find the sum of all the numbers of the input vector
Find the sum of all the numbers of the input vector x. Examples: Input x = [1 2 3 5] Output y is 11 Input x ...

circa 7 anni ago

Solved

Is my wife right?
Regardless of input, output the string 'yes'.

circa 7 anni ago

Solved

Times 2 - START HERE
Try out this test problem first. Given the variable x as your input, multiply it by two and put the result in y. Examples:...

circa 7 anni ago

Question

Polygon envelope of a 3D array
I've written the attached function to find the polygon envelope of structured data in a 3D array. It works, but is very slow fo...

circa 7 anni ago | 1 answer | 0

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Submitted

Carpet Plot Toolkit
A set of routines to make carpet plotting easier.