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Re: Neural Network in hadoop - Hadoop - [mail # user]
...That is a really old paper that basically pre-dates all of the recentimportant work in neural networks.You should look for works on Rectified Linear Units (ReLU), drop-outregularization, par...
   Author: Ted Dunning, 2015-02-12, 18:24
Re: How to partition a file to smaller size for performing KNN in hadoop mapreduce - Hadoop - [mail # user]
...have you considered implementing using something like spark?  That could bemuch easier than raw map-reduceOn Wed, Jan 14, 2015 at 10:06 PM, unmesha sreeveni wrote: ...
   Author: Ted Dunning, 2015-01-15, 06:48
Re: All mirrored download links from the Apache Hadoop site are broken - Hadoop - [mail # general]
...I think that this may relate to the decommissioning of the old rsync styleof artifact distribution.  There was infra email sent to affected PMC listson this recently that listed several...
   Author: Ted Dunning, 2014-10-31, 22:31
Re: Code guidelines and bash - Hadoop - [mail # general]
...Indeed. But I, for one, have had more than 80 characters per line ever since I got a vt-100 terminal. I don't know of any dev environments in common use today that can't display >100 char...
   Author: Ted Dunning, 2014-07-28, 04:28
Re: Unclear Hadoop 2.1X documentation - Hadoop - [mail # general]
...This is a very small amount of memory for running Hadoop + user programs.  You might consider running your tests on a cloud provider like Amazon.  That will give you access to dece...
   Author: Ted Dunning, 2013-09-16, 00:57
[expand - 1 more] - Re: Hardware Selection for Hadoop - Hadoop - [mail # user]
...Data nodes normally are also task nodes.  With 8 physical cores it isn't that unreasonable to have 64GB whereas 24GB really is going to pinch.  Achieving highest performance requir...
   Author: Ted Dunning, 2013-05-05, 18:47
Re: Bloom Filter analogy in SQL - Hadoop - [mail # user]
...This isn't a very Hadoop question.  A Bloom filter is a very low level data structure that doesn't really any correlate in SQL.  It allows you to find duplicates quickly and probab...
   Author: Ted Dunning, 2013-03-30, 06:31
Re: Naïve k-means using hadoop - Hadoop - [mail # user]
...Spark would be an excellent choice for the iterative sort of k-means.  It could be good for sketch-based algorithms as well, but the difference would be much less pronounced.   &nb...
   Author: Ted Dunning, 2013-03-27, 16:49
[HADOOP-2781] Hadoop/Groovy integration - Hadoop - [issue]
...This is a place-holder issue to hold initial release of the groovy integration for hadoop.The goal is to be able to write very simple map-reduce programs in just a few lines of code in a fun...
http://issues.apache.org/jira/browse/HADOOP-2781    Author: Ted Dunning, 2013-03-22, 19:34
Re: Question related to Decompressor interface - Hadoop - [mail # user]
...All of these suggestions tend to founder on the problem of key management.  What you need to do is  1) define your threats.  2) define your architecture including key manageme...
   Author: Ted Dunning, 2013-02-11, 06:08
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NEW: Monitor These Apps!
elasticsearch, apache solr, apache hbase, hadoop, redis, casssandra, amazon cloudwatch, mysql, memcached, apache kafka, apache zookeeper, apache storm, ubuntu, centOS, red hat, debian, puppet labs, java, senseiDB