NLU Information Retreival modules

Multiple IR modules.

1. Requirements

Install some python packages

In the project file, run:

pip install -r requirements.txt

Install Java

Please follow https://docs.datastax.com/en/jdk-install/doc/jdk-install/installOpenJdkDeb.html to install open-jdk-8

Install Pyluene

1. Please follow https://lucene.apache.org/pylucene/install.html to install pylucene.
2. Note that when editing the Makefile, please follow https://blog.csdn.net/DSbatigol/article/details/14448151 for adding the Chinese analyzer.
   In the Makfile:

• Uncomment #JARS+=$(SMARTCN_JAR) # smart chinese analyzer
• add the line --exclude org.apache.lucene.analysis.cn.smart.AnalyzerProfile near --exclude org.apache.lucene.sandbox.queries.regex.JakartaRegexpCapabilities

2. ReadME Links:

• Lucene searchers (including CosQA, SSQA, HotpotQA)