Norbert Marwan

Potsdam Institute for Climate Impact Research

Last seen: 3 månader ago | Active since 2005

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Senior Researcher in the Potsdam Institute for Climate Impact Research (PIK), Research Department Complexity Science, Germany Professional Interests: nonlinear time series analysis, recurrence based analysis, palaeoclimate

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Makeinstall for MATLAB
Makeinstall for MATLAB creates an installer script for toolboxes.

4 månader ago | 1 download |

Submitted

Recurrence Plot & Quantification Analysis
MATLAB scripts to create recurrence plots and to perform recurrence quantification analysis.

5 månader ago | 7 downloads |

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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-scored bonus...

mer än 8 år ago

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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

mer än 8 år ago

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

mer än 8 år 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...

mer än 8 år ago

Submitted

makeinstall
Create a single install file for your toolbox distribution.

mer än 10 år ago | 1 download |

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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...

mer än 11 år 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 ...

mer än 11 år 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 ...

mer än 11 år 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.

mer än 11 år 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...

mer än 11 år 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 ...

mer än 11 år 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...

mer än 11 år ago

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

mer än 11 år 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:...

mer än 11 år 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...

mer än 11 år 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...

mer än 11 år ago

Submitted

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

mer än 15 år ago | 1 download |

Submitted

Inca
Include axes objects from other axes.

mer än 15 år ago | 1 download |

Submitted

Windowed Cross Correlation (corrgram)
Computes windowed cross correlation

mer än 16 år ago | 2 downloads |

Submitted

Windowed mutual information (migram)
Computes a windowed mutual information

mer än 17 år ago | 1 download |

Submitted

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

nästan 19 år ago | 1 download |

Submitted

French Colormap
Colormap in blue, white and red.

nästan 19 år ago | 1 download |

Submitted

Makeinstall Technology
The technology behind the Makeinstall tool.

nästan 20 år ago | 1 download |

Norbert Marwan

Potsdam Institute for Climate Impact Research

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