Category Archives: Data Science

Cloudera ML: New Open Source Libraries and Tools for Data Scientists

Categories: Community Data Science General Mahout MapReduce Tools

Editor’s note (12/19/2013): Cloudera ML has been merged into the Oryx project. The information below is still valid though.

Last month, Apache Crunch¬†became the fifth project (along with Sqoop, Flume, Bigtop, and MRUnit) to go from Cloudera’s github repository through the Apache Incubator and on to graduate as a top-level project within the Apache Software Foundation. As the founder of the project and a newly minted Apache VP,

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Video Premiere: Training a New Generation of Data Scientists

Categories: Data Science General Training

Data scientists drive data as a platform to answer previously unimaginable questions. These multi-talented data professionals are in demand like never before because they identify or create some of the most exciting and potentially profitable business opportunities across industries. However, a scarcity of existing external talent will require companies of all sizes to find, develop, and train their people with backgrounds in software engineering, statistics, or traditional business intelligence as the next generation of data scientists.

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How-to: Resample from a Large Data Set in Parallel (with R on Hadoop)

Categories: Data Science How-to

UPDATED 20130424: The new RHadoop treats output to Streaming a bit differently, so do.trace=FALSE must be set in the randomForest call.

UPDATED 20130408: Antonio Piccolboni, the author of RHadoop, has improved the code somewhat using his substantially greater experience with R. The most material change is that the latest version of RHadoop can bind multiple calls to keyval correctly.

Internet-scale data sets present a unique challenge to traditional machine-learning techniques,

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Save 15% on Multi-Course Public Training Enrollments in January and February

Categories: Data Science Hadoop HBase Hive Pig Training

Cloudera University is the world leader in Apache Hadoop training and certification. Our full suite of live courses and online materials is the best resource to get started with your Hadoop cluster in development or advance it towards production.  We offer deep industry insight into the skills and expertise required to establish yourself as a leading Developer or Administrator managing and processing Big Data in this fast-growing field.

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A Guide to Python Frameworks for Hadoop

Categories: Data Science Hadoop

I recently joined Cloudera after working in computational biology/genomics for close to a decade. My analytical work is primarily performed in Python, along with its fantastic scientific stack. It was quite jarring to find out that the Apache Hadoop ecosystem is primarily written in/for Java. So my first order of business was to investigate some of the options that exist for working with Hadoop from Python.

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