OpenEphyra开源问答系统

OpenEphyra 是一个使用 Java 开发的模块化、可扩展的问答系统、安装简单。

It retrieves answers to natural language questions from the Web and other sources. OpenEphyra comes with implementations of algorithms that proved effective in Carnegie Mellon's Ephyra system, which participated in the TREC evaluations.The goal of this project is to give researchers the opportunity to develop new QA techniques without worrying about the end-to-end system.