1. Draw the inverted index on the following documents Doc 1: breakthrough drug for schizophrenia Doc 2: new schizophrenia drug Doc 3: new approach for treatment of schizophrenia Doc 4: new hopes for schizophrenia patients 2. Review the merge algorithm for interacting two terms in a inverted index (you can find the algorithm from the #3 slides). Extend the algorithms on the following Boolean operators: 2.1 Brutus OR Calpurnia 2.2 Brutus AND NOT Calpurnia

Merge algorithm for intersecting two postings lists