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Josiah Renfree


SWFSC

Last seen: 6 months ago Active since 2007

I'm an acoustic engineer living in San Diego, CA. I work at the Southwest Fisheries Science Center, which is a part of NOAA, developing methods and techniques using sound to identify and enumerate fish populations.
Professional Interests: signal processing, oceanography, finance, stocks, options

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Submitted


hist_stock_data(start_date, end_date, varargin)
Used to retrieve historical stock data for a user-specified date range

6 months ago | 28 downloads |

Submitted


getDepth(latitude, longitude)
Obtain seabed depth at any location using high-resolution GMRT database

3 years ago | 1 download |

Submitted


Distance calculation using Haversine formula
Compute the distance between two locations using the Haversine formula

7 years ago | 31 downloads |

Submitted


Historical Volatility
Calculates the annualized historical volatility for a stock over the previous N trading days.

11 years ago | 4 downloads |

Submitted


RSI calculator
Calculate the RSI for a stock over any time range for any given period

13 years ago | 8 downloads |

Submitted


Convert time to Windows NT format
Used to convert a time vector into the time format used by Windows NT. This is the number of 100-ns

14 years ago | 1 download |