Community Profile

# Norbert Marwan

### Potsdam Institute for Climate Impact Research

23 total contributions since 2005

Senior Researcher in the Potsdam Institute for Climate Impact Research (PIK), Rearch Domain Transdisciplinary Concepts and Methods, Germany
Professional Interests: nonlinear time series analysis, recurrence based analysis, palaeoclimate

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Sorted highest to lowest?
Return 1 if the input is sorted from highest to lowest, 0 if not. Example: 1:7 -> 0 [7 5 2] -> 1

casi 4 años ago

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Check if sorted
Check if sorted. Example: Input x = [1 2 0] Output y is 0

casi 4 años ago

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Most nonzero elements in row
Given the matrix a, return the index r of the row with the most nonzero elements. Assume there will always be exactly one row th...

casi 4 años ago

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

casi 4 años ago

Submitted

makeinstall
Create a single install file for your toolbox distribution.

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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...

más de 6 años ago

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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 ...

más de 6 años ago

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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 ...

más de 6 años ago

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

más de 6 años 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...

más de 6 años 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 ...

más de 6 años ago

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Wrap a vector, but insert NaN's at the wrap-positions.
When you plot a line that wraps, and do not want the sawtooth shape to show up in the plot, you can either draw all separate lin...

más de 6 años ago

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

más de 6 años ago

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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:...

más de 6 años ago

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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...

más de 6 años ago

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

más de 6 años ago

Submitted

mgui
MGUI bunchs your often used functions in order to simplify your work with data analysis in MATLAB.

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Inca
Include axes objects from other axes.

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Windowed Cross Correlation (corrgram)
Computes windowed cross correlation

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Windowed mutual information (migram)
Computes a windowed mutual information

Submitted

Blue-orange Colormap (esa colormap)
A colormap with colors orange-white-light blue.

Submitted

French Colormap
Colormap in blue, white and red.