Intro to Machine Learning
Machine learning is sub set of artificial intelligence and it is study of systems that can learn from data. A machine learning system could be trained. Core of machine learning deals with representation and generalization.
Machine learning is a "Field of ...
Apache Ambari 1.5.1 is Released!
Apache Ambari community proudly released version 1.5.1. This is the result of constant, concerted collaboration among the Ambari project’s many members. This release represents the work of over 30 individuals over 5 months and, combined with the Ambari 1.5.0 release, ...
10 Hadoop Hardware Leaders
Hadoop software is designed to orchestrate massively parallel processing on relatively low-cost servers that pack plenty of storage close to the processing power. All the power, reliability, redundancy, and fault tolerance is built into the software, which distributes the data ...
Using Apache Hadoop and Impala together with MySQL for data analysis
Apache Hadoop is commonly used for data analysis. It is fast for data loads and scalable. In a previous post I showed how to integrate MySQL with Hadoop. In this post I will show how to export a table from ...
Apache Hive Updated with SQL-on-Hadoop Features
The Apache Hive community has voted on and released version 0.13. This is a significant release that represents a major effort from over 70 members who worked diligently to close out over 1080Â JIRA tickets.
Hive 0.13 also delivers the third and ...
How to Run a Simple Apache Spark App in CDH 5
Getting started with Spark (now shipping inside CDH 5) is easy using this simple example.
Apache Spark is a general-purpose, cluster computing framework that, like MapReduce in Apache Hadoop, offers powerful abstractions for processing large datasets. For various reasons pertaining to ...
Hadoop or Warehousing, or Both?
One of the thornier questions facing enterprise executives in these days of broad infrastructural change is how to deal with Big Data. On the surface, it may seem like a no-brainer: No matter how big the data load becomes, there ...
How Accurate is Mahout for Summing Numbers?
A question was recently posted on the Mahout mailing list suggesting that the Mahout math library was "unwashed" because it didn't use Kahan summation. Â My feeling is that this complaint is not founded and Mahout is considerably more washed than ...
Google BigQuery and Datastore Connectors for Hadoop
Users of Google’s cloud platform should find it easier to run Hadoop jobs directly against data in Google BigQuery and Google Cloud Datastore from now on.
we are making it easier for you to run Hadoop jobs directly against your data ...
10 Hot Hadoop Startups to Watch in 2025
It's no secret that data volumes are growing exponentially. What's a bit more mysterious is figuring out how to unlock the value of all of that data. A big part of the problem is that traditional databases weren't designed for ...