Visualization, Gnuplot, d3.js

With this insightful book, intermediate to experienced programmers interested in data analysis will learn techniques for working with data to discover what it contains, how to capture those ideas in conceptual models, and then feed your understanding back into the organization through business plans, metrics dashboards, and other applications.

Gnuplot in Action is a comprehensive tutorial written for all gnuplot users: data analysts, computer professionals, scientists, researchers, and others. It shows how to apply gnuplot to data analysis problems. It gets into tricky and poorly documented areas.