R Jobs

21 were found based on your criteria

  • Hourly – More than 6 months – 30+ hrs/week – Posted
    Hi! We're building a platform at https://quantimo.do to crowdsource clinical research through the aggregation and analysis of quantified self data from various life-tracking applications and devices. We're very passionate about reducing the suffering inflicted by chronic illness. We are trying to treat the human as a black box optimization problem and derive an approximate mathematical model for each quantifiable aspect of human health and happiness. We need someone to help us to implement and optimize our ...
  • Hourly – 3 to 6 months – Less than 10 hrs/week – Posted
    I am looking for an experienced R user who can help me complete a few quick tasks today. I'm a Mac user on OS X Yosemite 10.10 and using R 3.1.2. Ideally, you will also be on this version, but it is not required. I'm very easy to work with and looking for a good person with both technical and communication skills. This is an ongoing project so if I find the right person there ...
  • 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 ...
  • Hourly – Less than 1 week – Less than 10 hrs/week – Posted
    I have a data set, which I would like developed into an interactive Shiny app. Example visualisations have already been build using ggplot2. These simply need to be build into an interactive dashboard. http://shiny.rstudio.com/ The freelancer needs to take this data and provide an interactive dashboard so that for example, different scatter plots of can be displayed to the user. Additional development might also include displaying some basic statistical information to the user for example, the strength ...
  • Hourly – Less than 1 week – Less than 10 hrs/week – Posted
    We have a program that pulls data from various sources for marketing. On Jan 1 we started getting a length of 'dimnames' [2] not equal to array extent" error message. Looking for somebody to help diagnosis this issue as well as others in the future. We have various apps and no longer have the developer on staff. So things break frequently so this would hopefully be an ongoing relationship.
  • Hourly – Less than 1 week – 30+ hrs/week – Posted
    An R package to implement Deng's Grey Model for forecasting GM(n,m) for general n and m, for forecasting and model description, along with main Grey method tests and values of interest (distance measures, Grey coefficients etc).
  • 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 month – 10-30 hrs/week – Posted
    The creation of a generic dashboad in Shiny that takes as input a normalised relational table with fields : 1. A single "Measure" field : categoric values such as "Dollars", "Volume", "Kilowatts","tonnes","Students" - there will typically be around 3-5 unique values here. 2. A single "Value" field: numerics providing measurements in dollars, units, kilowatts etc as appropriate. The first two fields will have the names "Measure" and "Value", and Measure categories are arbitrary. 3. A single "Time" field which may be ...
  • Hourly – 1 to 3 months – Less than 10 hrs/week – Posted
    Development of Data Analytics Training Course Slides and Exercises - New Courses and Rework of Existing Courses Immediate new courses - Advanced R - Advanced Machine Learning reworking of R, Predictive Modelling and Data Analytics for Fraud Detection courses. course outlines will be supplied.
  • 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 ...
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