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# James Conder

### Southern Illinois University

Last seen: environ un mois ago Active since 2013

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Submitted

focalmech(fm, centerX, centerY, diam, varargin)
Draw a full moment tensor focal mechanism for an earthquake

Submitted

gaussfilt(t,z,sigma)
Function to smooth a time series using a Gaussian filter.

Submitted

fit_logistic(t,Q)
Fit a time series to a best-fitting logistic function.

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...

environ 9 ans 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 ...

environ 9 ans ago

Solved

Pizza!
Given a circular pizza with radius _z_ and thickness _a_, return the pizza's volume. [ _z_ is first input argument.] Non-scor...

environ 9 ans ago

Solved

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

environ 9 ans ago

Solved

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...

environ 9 ans ago

Solved

Swap the first and last columns
Flip the outermost columns of matrix A, so that the first column becomes the last and the last column becomes the first. All oth...

environ 9 ans ago

Solved

Who Has the Most Change?
You have a matrix for which each row is a person and the columns represent the number of quarters, nickels, dimes, and pennies t...

environ 9 ans ago

Solved

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 ...

environ 9 ans ago

Solved

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

environ 9 ans ago

Solved

Determine whether a vector is monotonically increasing
Return true if the elements of the input vector increase monotonically (i.e. each element is larger than the previous). Return f...

environ 9 ans 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 ...

environ 9 ans ago

Solved

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

environ 9 ans 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:...

environ 9 ans ago

Submitted

F-Test
Test whether addition of model parameters is warranted by improvement of data misfits.