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Jeff Burkey


King County

Last seen: Today Active since 2007

Followers: 0   Following: 0

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

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Submitted


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

ongeveer een uur ago | 1 download |

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Submitted


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

meer dan 3 jaar ago | 40 downloads |

Submitted


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

meer dan 3 jaar ago | 2 downloads |

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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

bijna 12 jaar ago | 9 downloads |

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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.

bijna 12 jaar ago | 2 downloads |

Submitted


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

ongeveer 12 jaar ago | 9 downloads |

Submitted


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

ongeveer 13 jaar ago | 2 downloads |

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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.

meer dan 14 jaar ago | 2 downloads |

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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.

meer dan 14 jaar ago | 1 download |

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

bijna 15 jaar ago | 1 download |

Submitted


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.

ongeveer 15 jaar ago | 3 downloads |

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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.

meer dan 15 jaar ago | 1 download |

Submitted


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

meer dan 15 jaar ago | 10 downloads |

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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.

meer dan 15 jaar ago | 1 download |

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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

ongeveer 17 jaar ago | 1 download |

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