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Jeff Burkey


King County

Last seen: 18 días hace |  Con actividad desde 2007

Followers: 0   Following: 0

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Other platforms include: Objective-C, .NET, Python, SQL.

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Enviada


Hydrograph Separation using HYDSEP
Separates base and storm flows using HYDSEP local minimum method.

alrededor de 2 meses hace | 3 descargas |

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Conveniently download USGS gauge flowrate data
The function 'usgs' will download data from USGS data servers using their web service.

3 meses hace | 1 descarga |

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Mann-Kendall Tau-b with Sen's Method (enhanced)
A non-parametric trend test including Sen's slope method using Mann-Kendall Tau technique

casi 4 años hace | 18 descargas |

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LOWESS, Locally Weighted Scatterplot Smoothing for linear and non-linear data (enhanced)
LOWESS, a robust regression like LOWESS allows detecton of a trend otherwise with too much variance

alrededor de 12 años hace | 7 descargas |

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stormevents - extract out storm events based on user supplied thresholds
Using hydrograph separation techniques, storms are extracted from a time series.

más de 12 años hace | 1 descarga |

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Seasonal Kendall Test with Slope for Serial Dependent Data
Seasonal trends using tau-a,b and seasonal slope with intervals, accounts for serial dependence.

más de 12 años hace | 2 descargas |

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Summarizes data using a sliding window without loops
This function is extremely fast calculating a sum, mean, etc, using no loops.

más de 13 años hace | 1 descarga |

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Log-Pearson Flood Flow Frequency using USGS 17B
This function will calculate flood flow frequencies using published guidelines by the USGS.

más de 14 años hace | 2 descargas |

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Aggregate data using any number of multiple columns
Using two of Matlabs functions, unique and accumarray, this function summarizes any number of cols.

casi 15 años hace | 1 descarga |

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Aggregate timeseries data to solstices and equinoxes.
Aggregates serial datetime data to summer/winter solstices, and spring/fall equinoxes.

alrededor de 15 años hace | 1 descarga |

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Homogeneity test of Global Trends using Chi-Square on Mann-Kendall
Test for homogeneity of trends in different seasons-stations,and global trends using Chi-Square.

más de 15 años hace | 3 descargas |

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Sens Trend Test with seasonallity present, non-parametric
A monotonic trend test that has good power with seasonal data. Requires no missing data.

más de 15 años hace | 1 descarga |

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Nash-Sutcliffe Model Accuracy Metric
A metric to measure the ability of a model to predict observed values

casi 16 años hace | 4 descargas |

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Estimating a models skill of predictability
This function will compute the accuracy of a numerical model when compared to observed data.

casi 16 años hace | 3 descargas |

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A Parabolic Lagrangian Interpolating Polynomial Function
This function uses a non-linear interpolation (Lagrange) to estimate y given x, based on a set of ob

más de 17 años hace | 2 descargas |

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