R Jobs

7 were found based on your criteria

  • Hourly – Less than 1 month – 10-30 hrs/week – Posted
    Overview: We have an existing database of thousands of documents and we want to classify them as SPAM/HAM. The objective of this job is to find the best possible model to predict if a determinate document is SPAM or HAM. The model is going to be used to classify a larger collection of documents using an Openscoring open source web service or other technology (on you suggestion). The model should be optimized to provide the best combination of TP ...
  • Fixed-Price – Est. Budget: $30.00 Posted
    Given tsv file. Columns: Title, Body, Tag and several more. Body is not normalized text with no tabulations (because of tsv format). "&lt;p&gt;Today morning I tried to use List collection.&lt;/p&gt;I'll return after lunch." Title is simple text. Tag might have several values like: "<java><programming>" Create a classifier for Tag prediction based on Title and Body. Special Requirement: 0) You can simple concatanate Title and Body. 1) Model should be implemented in R 2) Data preprocessing can be ...</programming></java>
  • Hourly – 1 to 3 months – Less than 10 hrs/week – Posted
    I need a data scientist with experience of R and also experience with Bioconductor - so skills in bioinformatics are desirable I want to use the Arrayexpress database, accession number: E-MEXP-3850 So some basic manipulation of data files and differential gene expression work. Asrar
  • Hourly – Less than 1 week – Less than 10 hrs/week – Posted
    We are in need of a programmer who knows R. An internal projection tool utilizes this language to run a Monte Carlo simulation to give us an idea of what is possible and can be expected for paid search. Because we have the code already in place, and really just need someone with an understanding of R to execute the model, this will likely be a short term engagement (no more than 4 to 5 hours, max). Below are the ...
  • Hourly – Less than 1 week – 30+ hrs/week – Posted
    Hi, I am looking for a R programmer to perform the following tasks. Deadline is 31st of March. The methodology is similar to the attached file. Data dimension: CME Soybean Futures, Russell 2000 E-mini Futures (CME) Trading Rules : All 4 Testing Period : 1/1/2007 - 31/12/2014 Preferred Rules: MFI-RSI and MSV Task Required: Identify number of trading rules Run trading rules using SPA test and (reverse) Sortino Test, Identify top trading rules. Provision of in-sample and out-of sample ...
  • Hourly – 1 to 3 months – 10-30 hrs/week – Posted
    We're looking for a writer who can write documentation and guides about using Python or R (or both) for data analysis, data modelling and statistics. These guides will cover the basics, like how to write simple programs in Python and R, up to more advanced examples like reading, manipulating and cleaning data, drawing plots and graphs, performing statistical tests, etc. You will need to be confident with either Python or R, preferably with experience using these for data analysis ...
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