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Stephan Koehler


SEAS, Harvard

自 2009 起处于活动状态

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统计学

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已回答
Extract numbers from mixed string
Here is a one-line answer str2num( regexprep( Str, {'\D*([\d\.]+\d)[^\d]*', '[^\d\.]*'}, {'$1 ', ' '} ) )

7 years 前 | 6

已提交


circle_finder
image analysis for finding circles in a BW image, returns radii, locations and line thicknesses

10 years 前 | 1 次下载 |

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已提交


dir_crawler.m
crawls through a directory tree and returns sub-directories and files with ability to search by name

10 years 前 | 2 次下载 |

已提交


running average and standard deviation of vectors
computes the running average and standard deviation of vectors or matrices for a given window size.

11 years 前 | 1 次下载 |

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已提交


TA_txt2MAT
converts text datafile from TA rheometer to a .mat datafile.

11 years 前 | 1 次下载 |

已提交


Error Propagation
Numerically calculates uncertainties of a function using random numbers to simulate function inputs

11 years 前 | 2 次下载 |

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binning a point cloud, 3D scattered data, in the X-Y plane
Take a set of XYZ points, and returns average Z values for corresponding bins in X & Y planes.

12 years 前 | 1 次下载 |

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modified cumsum for partial accumulated sums
Determine the accumulated sum of series of non-zero values of vectors, resetting at zero entries

12 years 前 | 1 次下载 |

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fitting sum of two decaying exponentials (over damped oscillator)
five-parameter fit to the equation A*exp(-t/T1) + B*exp( -t/T2 ) + offset

13 years 前 | 1 次下载 |

已提交


fitting critically damped simple harmonic oscillator
Four-parameter fit to the equation A*(1 + t/T2).*exp(-t/T1) + offset

13 years 前 | 1 次下载 |

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fitting decaying oscillations
From inputs t, y the best fit to the decaying oscillation is determined.

13 years 前 | 1 次下载 |

已提交


plotting a .xls spreadsheet
Convenience function for plotting spreadsheets specifying several variables and also conditions

13 years 前 | 1 次下载 |

已提交


plotting contents of a csv spreadsheet
convenience function for plotting columns of a spreadsheet

13 years 前 | 1 次下载 |

已回答
Average data from multiple tsv files to graph
I wrote a script just for this, which is on MATLAB central file exchange: look for tsvread.m

13 years 前 | 0

已提交


tsvread: importing tab-separated data
Similar to csvread, but has a lot more user-friendly options and can deal with non-numeric data.

13 years 前 | 7 次下载 |

已提交


new_dir.m
This is an enhancement to MATLAB's dir function, for dealing with sequentially numbered files.

15 years 前 | 1 次下载 |