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Hourly - Expert ($$$) - Est. Time: Less than 1 week, 30+ hrs/week - Posted
*Background:* Perhaps I already have it, but I simply do not know how to make sense of trained model results in R to make useful predictions out of R on new data. I just don't have statistics background, but I have programming background. ... So I think I just need someone who knows enough statistics and enough about R to show me how to make sense of training results in my R script. *Request:* I need the attached R script modified to accomplish the following: *(1)* Extract the result/formula, (formula values) of the classification models for each group/class, (-2,0,2) after my attached R script completes Stepwise LDA, QDA and Logistic Regression. ... *Request:* I need the attached R script modified to accomplish the following: *(1)* Extract the result/formula, (formula values) of the classification models for each group/class, (-2,0,2) after my attached R script completes Stepwise LDA, QDA and Logistic Regression.
Skills: R Data mining Data Science Machine learning
Hourly - Expert ($$$) - Est. Time: Less than 1 week, 30+ hrs/week - Posted
• Helping define the data analytics solution delivery methodology. • R&D and long-term positioning of the data analytics practice around current and emerging technologies. ... Qualifications Skills and Experience: • 2+ years experience in data science or data analytics • Experience developing algorithms with Python and/or R is required • Strong ETL and data cleanup skills required • Experience with distributed computing highly desirable • Strong working knowledge of modern data mining and machine learning methods • Strong statistics, mathematics, computer science, numerical methods, and data visualization • Strong background in linear algebra and probability required • Experience with data analysis on a variety of database platforms required, particularly NoSQL • Experience with Bayesian analysis highly desirable • Regular expression and text mining skills highly desirable • Rapid prototyping and development skills required • Development experience on Linux/Mac required • Strong solution creativity and effective written, verbal, and presentation skills • Entrepreneurial inclination to discover novel opportunities for applying analytical techniques to business and social problems • Collaborative team player who is detailed oriented, focused on solution quality and execution • Comfortable working across wide range of project sizes and industries Education: Bachelor’s Degree required Working Conditions: Occasional travel to client locations.
  • Number of freelancers needed: 2
Skills: R "Extract, Transform and Load (ETL)" Python
Hourly - Intermediate ($$) - Est. Time: Less than 1 week, 10-30 hrs/week - Posted
Hello, For a set of data divided into 2 groups, we would like to perform basic descriptive statics (n% or median IQR) and tests of significance, e.g. t test, chi square. This needs to be done using R.
Skills: R Statistics
Fixed-Price - Expert ($$$) - Est. Budget: $5 - Posted
---List of desirable skills--- Experience building predictive models, beyond regression analysis (e.g. random forests, support vector machines, etc.) Proficiency in R Proficiency in SQL and experience with at least one high level programming language such as C++ Experience with Hadoop or Spark Knowledge of more advanced topics such as optimization, multivariate analysis, text analytics, etc.
Skills: R C++ Fraud Analysis Fraud Mitigation
Fixed-Price - Intermediate ($$) - Est. Budget: $30 - Posted
I need some codes for estimating regression coefficients in R by using optimization algorithms like coordinate descent and convex optimization. ... I know how to use glmnet but it uses Fortran. I need pure R codes for optimization process.
Skills: R Statistics
Hourly - Intermediate ($$) - Est. Time: Less than 1 month, Less than 10 hrs/week - Posted
Hello! I will provide minutely EUR.USD bid-ask data in R (xts). I would like to test a simple martingale/market-making/mean-reversion strategy: say EUR.USD is at 1.08, and goes to 1.0810, go 20.000 Euro short.
Skills: R
Fixed-Price - Intermediate ($$) - Est. Budget: $60 - Posted
Would very much like you to consider a job spending a few hours helping me and colleagues use tableau server and desktop, R and MySQL. A sample question would be as below. Please note our dashboards use live data feed and calculations and formulae need to be created on tableau with the help of R. ... Please note our dashboards use live data feed and calculations and formulae need to be created on tableau with the help of R. Using excel is not an option. Please consider and I look forwards to hearing from you. ... Other Skills: MySQL Administration Tableau Software R
Skills: R MySQL Programming Tableau Software
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