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Customising vegan’s ordination plots
(This article was first published on From the bottom of the heap » R, and kindly contributed to R-bloggers) As a developer on the vegan package for R, one of the most FAQs is how to customise...
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Visualising the Path of a Genetic Algorithm
(This article was first published on Drunks&Lampposts » R, and kindly contributed to R-bloggers) The paths of 8 runs of a genetic algorithm optimising a multivariate normal mixture function. Three...
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Stepping Outside My Open-Source Comfort Zone: A First Look at Golden Helix SVS
(This article was first published on Getting Genetics Done, and kindly contributed to R-bloggers) I'm a huge supporter of the Free and Open Source Software movement. I've written more about R than...
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PCA and ggplot2 to recognise gestures (via David…
(This article was first published on ggplot2, and kindly contributed to R-bloggers) PCA and ggplot2 to recognise gestures (via David Chudzicki’s Blog: Visualizing ChaLearn Gestures Test Data) To leave...
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Estimation of hydraulic conductivity and its uncertainty from grain-size data...
(This article was first published on Bart Rogiers - Sreigor, and kindly contributed to R-bloggers) Various approaches exist to relate saturated hydraulic conductivity (Ks) to grain-size data. Most...
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Color Palettes in RGB Space
(This article was first published on Trestle Technology, LLC » R, and kindly contributed to R-bloggers) .knitr { background-color: #f7f7f7; border:solid 1px #B0B0B0; } .error { font-weight: bold;...
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Archetypal Analysis
(This article was first published on Engaging Market Research, and kindly contributed to R-bloggers) Thinking Strategically about Customer HeterogeneityIronically, market segmentation, whose motto is...
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Adventures at My First JSM (Joint Statistical Meetings) #JSM2012
(This article was first published on Byte Mining » R, and kindly contributed to R-bloggers) During the past few decades that I have been in graduate school (no, not literally) I have boycotted JSM on...
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2014 Winter Olympics: Home Court Advantage – Russia
(This article was first published on Graph of the Week, and kindly contributed to R-bloggers) "Russia is a riddle wrapped in a mystery inside an enigma." -- Winston Churchill, radio address in 1939 A...
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PCA or Polluting your Clever Analysis
(This article was first published on Machine Master, and kindly contributed to R-bloggers) body, td { font-family: sans-serif; background-color: white; font-size: 12px; margin: 8px; } tt, code, pre {...
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read raster data in parallel
(This article was first published on metvurst, and kindly contributed to R-bloggers) Use library(parallel) to read raster data in parallel fashion body, td { font-family: sans-serif; background-color:...
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Why R for Mass Spectrometrist and Computational Proteomics
(This article was first published on Computational Proteomics, and kindly contributed to R-bloggers) Why R:Actually, It is a common practice the integration of the statistical analysis of the resulted...
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What’s the smallest amount you can’t make with 5 coins ?
(This article was first published on Computing / Geek, and kindly contributed to R-bloggers) My amazing, awesome wife often comes up with the little puzzles for our amazing children, and this one...
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DESeq vs edgeR Comparison
(This article was first published on Getting Genetics Done, and kindly contributed to R-bloggers) DESeq and edgeR are two methods and R packages for analyzing quantitative readouts (in the form of...
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Long-term precipitation data for your location from the US Historical...
(This article was first published on a modeler's tribulations, and kindly contributed to R-bloggers) Abstract Long-term daily precipitation records from the US Historical Climatology Network (USHCN)...
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Color Palettes in HCL Space
(This article was first published on Trestle Technology, LLC » R, and kindly contributed to R-bloggers) .knitr.inline { background-color: #f7f7f7; border:solid 1px #B0B0B0; } .error { font-weight:...
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PCA with "ChemoSpec" – 001
(This article was first published on NIR-Quimiometria, and kindly contributed to R-bloggers) In my last post about "ChemoSpec package" (Hierarchical Cluster Analysis (ChemoSpec) - 02), we saw the two...
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Looking to the PCA scores with GGobi
(This article was first published on NIR-Quimiometria, and kindly contributed to R-bloggers) In this post I continue with the unsupervised exploration of oil spectra, which we have seen in previous...
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Machine learning for hackers
(This article was first published on Quantitative thoughts » EN, and kindly contributed to R-bloggers) Which way do you prefer to learn a new material – deep theoretical background first and practice...
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Feature selection and linear modeling
(This article was first published on Digithead's Lab Notebook, and kindly contributed to R-bloggers) ...being a test of the Knitr document generation tool for R. library(glmnet) Let's give the glmnet...
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