3057 search results for "MAP"

AntWeb – programmatic interface to ant biodiversity data

February 18, 2014
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AntWeb – programmatic interface to ant biodiversity data

Data on more than 10,000 species of ants recorded worldwide are available through from California Academy of Sciences' AntWeb, a repository that boasts a wealth of natural history data, digital images, and specimen records on ant species from a large community of museum curators. Digging through some of the earliest announcements of AntWeb, I came across...

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Tutorials- Statistical and Multivariate Analysis for Metabolomics

February 17, 2014
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Tutorials- Statistical and Multivariate Analysis for Metabolomics

I recently had the pleasure in participating in the 2014 WCMC Statistics for Metabolomics Short Course. The course was hosted by the NIH West Coast Metabolomics Center and focused on statistical and multivariate strategies for metabolomic data analysis. A variety of topics were covered using 8 hands on tutorials which focused on: data quality overview

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Changed and new things in the new version of rgbif, v0.5

February 17, 2014
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rgbif is an R package to search and retrieve data from the Global Biodiverity Information Facilty (GBIF). rgbif wraps R code around the to allow you to talk to GBIF from R. We just pushed a new verion of rgbif to cran - v0.5.0. Source and binary files are now available on CRAN. There are...

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Publishing dynamic data on ocpu.io

February 16, 2014
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Publishing dynamic data on ocpu.io

Suppose you would like to publish some data, for example to accompany a journal article. One way would be to put a CSV file on your website, and share the URL with your colleagues. However CSV has many limitations: it only works for tabular structures, has limited type safety (pretty much everything...

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“Digit Recognizer” Challenge on Kaggle using SVM Classification

February 14, 2014
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“Digit Recognizer” Challenge on Kaggle using SVM Classification

This article is about the “Digit Recognizer” challenge on Kaggle. You are provided with two data sets. One for training: consisting of 42’000 labeled pixel vectors and one for the final benchmark: consisting of 28’000 vectors while labels are not … Continue reading → The post “Digit Recognizer” Challenge on Kaggle using SVM Classification appeared first on...

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3D Plots in R

February 13, 2014
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3D Plots in R

by Joseph Rickert Recently, I was trying to remember how to make a 3D scatter plot in R when it occurred to me that the documentation on how to do this is scattered all over the place. Hence, this short organizational note that you may find useful. First of all, for the benefit of newcomers, I should mention that...

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Valentines-day full moon

February 13, 2014
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Valentines-day full moon

Introduction A wise person told me that it will be a full moon on the upcoming Valentine’s Day, but that it will be a long time until another one. I decided to check this with astronomical calculation. Procedure The Oce package has a function called moonAngle() that returns, among other things, the illuminated fraction of the moon visible at any given...

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Share and access R code, data, apps on ocpu.io

February 12, 2014
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Share and access R code, data, apps on ocpu.io

ocpu.io is a new domain for publishing code, data and apps based on the OpenCPU system. Any R package on Github is directly available via yourname.ocpu.io. Thereby the package can be used remotely via the OpenCPU API to access data, perform remote function calls, reproduce results, publish webapps, and much more....

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There is no Such Thing as Biomedical "Big Data"

February 11, 2014
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There is no Such Thing as Biomedical "Big Data"

At the moment, the world is obsessed with “Big Data” yet it sometimes seems that people who use this phrase don’t have a good grasp of its meaning.  Like most good buzz-words, “Big Data” sparks the idea of something grand and complicated, while sounding ordinary enough that listeners feel like they have an intuitive understanding of the concept.  However...

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Who Touched My Shiny-app?

February 11, 2014
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When we created a Shiny-app, deployed it on a server and open it to public, we must have interesting of who visited our app, and if possible, where they from and what they have done. To achieve this, we need a user behavior tracking feature if we are not using the commercial version: Shiny-server pro. I wrote a JavaScript...

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