Blog Archives

timekit: Time Series Forecast Applications Using Data Mining

timekit: Time Series Forecast Applications Using Data Mining

The timekit package contains a collection of tools for working with time series in R. There’s a number of benefits. One of the biggest is the ability to use a time series signature to predict future values (forecast) through data mining techniques. W...

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tidyquant 0.5.0: select, rollapply, and Quandl

tidyquant 0.5.0: select, rollapply, and Quandl

We’ve got some good stuff cooking over at Business Science. Yesterday, we had the fifth official release (0.5.0) of tidyquant to CRAN. The release includes some great new features. First, the Quandl integration is complete, which now enables getting Quandl data in “tidy” format. Second, we have a new mechanism to handle selecting which columns get...

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tidyquant Integrates Quandl: Getting Data Just Got Easier

tidyquant Integrates Quandl: Getting Data Just Got Easier

Today I’m very pleased to introduce the new Quandl API integration that is available in the development version of tidyquant. Normally I’d introduce this feature during the next CRAN release (v0.5.0 coming soon), but it’s really useful and honest...

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tidyquant 0.4.0: PerformanceAnalytics, Improved Documentation, ggplot2 Themes and More

tidyquant 0.4.0: PerformanceAnalytics, Improved Documentation, ggplot2 Themes and More

I’m excited to announce the release of tidyquant version 0.4.0!!! The release is yet again sizable. It includes integration with the PerformanceAnalytics package, which now enables full financial analyses to be performed without ever leaving the “t...

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Recreating RView’s ”Reproducible Finance With R: Sector Correlations”

Recreating RView’s ”Reproducible Finance With R: Sector Correlations”

The folks at RStudio have a segment on their RViews blog, “Reproducible Finance with R”, one that we at Business Science are very fond of! In the spirit of reproducibility, we thought that it would be appropriate to recreate the RViews post, “Rep...

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tidyquant 0.3.0: ggplot2 Enhancements, Real-Time Data, and More

tidyquant 0.3.0: ggplot2 Enhancements, Real-Time Data, and More

tidyquant, version 0.3.0, is a pretty sizable release that includes a little bit for everyone, including new financial charting and moving average geoms for use with ggplot2, a new tq_get get option called "key.stats" for retrieving real-time stock inf...

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Speed Up Your Code Part 2: Parallel Processing Financial Data with multidplyr + tidyquant

Speed Up Your Code Part 2: Parallel Processing Financial Data with multidplyr + tidyquant

Since my initial post on parallel processing with multidplyr, there have been some recent changes in the tidy eco-system: namely the package tidyquant, which brings financial analysis to the tidyverse. The tidyquant package drastically increase the amo...

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