Monthly Archives: April 2018

Concept & Implementation of Perceptron

before we go … Reference link Perceptron: https://en.wikipedia.org/wiki/Perceptron Single Layer Perceptron: http://untitledtblog.tistory.com/27 Multilayer Perceptron: http://untitledtblog.tistory.com/35 Let’s start by understanding these contents. In Professor Ian’s Data Mining textbook, perceptron is defined as follows. The resulting polynomial ax ^ 2 + bx ^ 2 + cx ^ 2 + dx ^ 2 + ex ^ 2 +… Read More »

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Hive – Execution Error

reference: https://cwiki.apache.org/confluence/display/Hive/GettingStarted $ hive [ERROR] Terminal initialization failed; falling back to unsupported java.lang.IncompatibleClassChangeError: Found class jline.Terminal, but interface was expected at jline.TerminalFactory.create(TerminalFactory.java:101) at jline.TerminalFactory.get(TerminalFactory.java:158) Troubleshoot: https://cwiki.apache.org/confluence/display/Hive/Hive+on+Spark%3A+Getting+Started [ERROR] Terminal initialization failed; falling back to unsupported java.lang.IncompatibleClassChangeError: Found class jline.Terminal, but interface was expected Hive has upgraded to Jline2 but jline 0.94 exists in the Hadoop lib. Delete… Read More »

643 total views, 2 views today