Publications by klr
d3-ify Systematic Investor Cluster Weight
I have posted before about the brilliant R/finance work being done at Systematic Investor. I just had to see what his cluster work would look like with d3 interactivity. Click on the screenshot below or here to see an interactive recreation of his post. Related To leave a comment for the author, please follow the link and comment on their ...
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rCharts | PerformanceAnalytics Tables + Systematic Investor Cluster
I thought a good extension of the last post d3-ify Systematic Investor Cluster Weight would be to analyze the returns with every table that PerformanceAnalytics offers. Since d3 interactive charts are way more fun than tables, let’s plot each table with dimplejs and rCharts. Click here or on the screenshot below to see the result. Related ...
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Genetics to Finance – Amazed By Open Source d3 and r
Open source amazes me by the speed of distribution and the power of iteration. Take for example the very fine combination of R and d3 provided here at http://www.biostat.wisc.edu/~kbroman/D3/. The correlation matrix with scatterplot instantly struck me as a wonderful way to liven up Pretty Correlation Map of PIMCO Funds. Since it is open ...
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Ode to Systematic Clusters
Extending the d3 remixes of the fine work at Systematic Investor, I thought it woud be fun to do some dimple.js and nvd3 scatterplots of clusters of PIMCO mutual funds. As always, I welcome thoughts, comments, and suggestions. Click here or on the screenshot below. Related To leave a comment for the author, please follow the link and comme...
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Long Winding Road Marked with Error Bars and Tweets
Not much finance here, but a lot of d3 and R. Related To leave a comment for the author, please follow the link and comment on their blog: Timely Portfolio. R-bloggers.com offers daily e-mail updates about R news and tutorials about learning R and many other topics. Click here if you're looking to post or find an R/data-science job. Want t...
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Simplicity Explained by The Author
Source is usually best explained by the source. Ramnath Vaidyanathan provides an excellent look under the hood in his tutorial on rCharts explaining how he integrates the new d3 library uvCharts. If you want to explore further, here is a list of my posts on using custom d3 with rCharts: rCharts Remake of NYT, Exploring Networks with Sankey, ...
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rCharts goes Polar
The new micropolar library from Chris Viau, author of gives us reusable charts with polar coordinates for d3.js. In testament to rCharts design, Ramnath Vaidyanathan integrated micropolar with rCharts in less than 30 minutes. I don’t use polar coordinates much, so I wrote this quick little comparison of Cartesian and Polar systems using ...
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R in Raw
This nice little tool Raw from DensityDesign transforms text from your clipboard to d3. For those yearning to access Raw from R, here is an easy way to do it. Use this function read.excel from StatisticallySignificant’s post Copying Data from Excel to R and Back. Once you run the function, your data will be copied tab-delimited to the clipb...
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More Polarized
I have immersed myself in polar coordinates. Here is another little reconstruction that I did. Related To leave a comment for the author, please follow the link and comment on their blog: Timely Portfolio. R-bloggers.com offers daily e-mail updates about R news and tutorials about learning R and many other topics. Click here if you're look...
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Overfitted Backtests
It has been a while since I discussed testing for overfitting in backtests. Since then, Marcos López de Prado and coauthors have done some very thoughtful work (see the bottom), and they even started a blog. Their newest paper builds on discoveries they made in their earlier work, and is an absolute must-read. Bailey, David H. and Borwein, ...
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