Instruct: Classify Amazon reviews into positive or negative sentiment
Query: Read this book

This is a very good book: It will start teaching you how to think about parallel programming and will help you get started in this area.Why only four stars you may ask? The trouble is that after over 40 years knowledge about parallel programming is still weak. The scientific computation folks have their (often heavy duty) tricks of the trade, but, as another reviewer pointed out, parallel computing is much more and is starting to address much broader areas.This book will help you wade through the maze of confusion and will help you get oriented - that is of a huge help. Then you need to practice...