Simpler Hyperparameter Optimization for Software Analytics: Why, How, When?

no code implementations • 9 Dec 2019 • Amritanshu Agrawal, Xueqi Yang, Rishabh Agrawal, Rahul Yedida, Xipeng Shen, Tim Menzies

How can we make software analytics simpler and faster?

Hyperparameter Optimization

How to "DODGE" Complex Software Analytics?

no code implementations • 5 Feb 2019 • Amritanshu Agrawal, Wei Fu, Di Chen, Xipeng Shen, Tim Menzies

Machine learning techniques applied to software engineering tasks can be improved by hyperparameter optimization, i. e., automatic tools that find good settings for a learner's control parameters.

BIG-bench Machine Learning Hyperparameter Optimization

What is Wrong with Topic Modeling? (and How to Fix it Using Search-based Software Engineering)

no code implementations • 29 Aug 2016 • Amritanshu Agrawal, Wei Fu, Tim Menzies

When run on different datasets, LDA suffers from "order effects" i. e. different topics are generated if the order of training data is shuffled.

General Classification