2214 search results for "Map"

R/Finance 2010: Registration Open

February 5, 2010
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R/Finance 2010: Registration Open

As posted by Dirk Eddelbuettel on R-SIG-Finance: R / Finance 2010: Applied Finance with R April 16 & 17, Chicago, IL, US The second annual R / Finance conference for applied finance using R, the premier free software system for statistical comput...

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In case you missed it: January roundup

February 2, 2010
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In case you missed them, here are some articles from last month of particular interest to R users. This post linked to slides and video from a 30-minute "Introduction to R" talk I gave on January 28, with links to many useful R resources. This post brought news that R's creators Robert Gentleman and Ross Ihaka have jointly won...

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Ensemble Prediction

February 2, 2010
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Ensemble Prediction

Weather is unpredictable. Small differences in initial conditions can develop into big differences in the pattern of circulation, in the timing and location of cyclones, rainfall etc. This is true no matter how good the initial observing system is. The approach taken by organisations such as ECMWF or NCEP is to re-run numerical forecast models

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Practical Implementation of Neural Network based Time Series (Stock) Prediction – PART 3

February 1, 2010
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Practical Implementation of Neural Network based Time Series (Stock) Prediction – PART 3

Ok, now that we have seen how well the perfect sine wave signal was learned, let's turn it up a notch and see how well the complex sine wave was learned.Fig 1. Summary of Actual Vs. Predicted out of sample complex sine waveformUh Oh. What happened, the...

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Bayesian courses in København

January 26, 2010
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Bayesian courses in København

I received this announcement about two incoming courses given in København by Andrew Lawson: 1) “*An Introduction to Bayesian Disease Mapping*” A Two-Day Course, April 12.- 13. 2010, University of Southern Denmark This course is designed to provide an introduction to the area of Bayesian disease mapping in applications to Public Health and Epidemiology: 2) “*Advanced Bayesian Disease Mapping*” A

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What to Expect?

January 22, 2010
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What to Expect?

In 2007, I was introduced to Twitter via the written qualifying exam towards my Ph.D.. At first, I did not know what to do with it. After a good year or so (maybe even sooner) passed, I began to follow some very interesting people that share the same interests as me. It has transformed my academic experience. It is...

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ggplot2: Crayola Crayon Colours

January 21, 2010
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ggplot2: Crayola Crayon Colours

Statistical Algorithms blog attempted to recreate a graph depicting the growing colour selection of Crayola crayons in ggplot2 (original graph below via FlowingData). He also asked the following questions: Is there an easier way to do this? How can I make the axes more like the original? What about the white lines between boxes and

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Updates to SoilWeb

January 17, 2010
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Updates to SoilWeb

Soil Profiles in Color Added color support to the mini-profiles used in graphical map unit summaries, the Google Earth interface, and iPhone application. SSURGO doesn't contain soil color data, so colors (in Munsell notation) were extracted from the OSD database, and...

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Interesting use of levelplot() for time series data

January 16, 2010
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Interesting use of levelplot() for time series data

levelplot example: soil temperature (left) and moisture (right) Several recent articles appeared on the R-bloggers feed aggregator that demonstrated an interesting visualization of time series data using color. This style of visualization was readily adapted for the time...

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A tale of two visualizations (because it’s Friday)

January 15, 2010
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A tale of two visualizations (because it’s Friday)

GEEK FIGHT!!! says JD Long on Twitter as the New York Times publishes a widely-reposted interactive graphic about Netflix rental data, and the Wall Street Journal also gets into the interactive-viz game with a graphic on bank bonuses. If it's a fight, it's a knockout in the first round, if you ask me. There's no surprise why the Netflix...

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