- expansion_dict file: ap_cfd_dis5_min10_top20_stp.json (expansion dict)
- query topics file: topics.1-50.txt
#python query_expansion_exportXML.py /topics.1-50.txt
query_expansion_param_topics.1-50.xml
in query_expansion_param_topics.1-50.xml, please set the ... to the path where your index file locates
Normalisation formula:
P(tj|Q)=λPML(tj|Q)+(1−λ)∑P(tj|ti)PML(ti|Q)