This paper aims to improve Boolean Information
Retrieval (BIR) based SW techniques. The proposed
model includes the ontology merged with the traditional
IR model. It uses ontology to extract Reference Concept
(RC) for each term in the collection and in the query.
Therefore, semantic Boolean IR achieved high
precision in comparison with traditional model.
This paper is organized as follows: The most related
works to semantic models and their related techniques
are discussed in section 2. In section 3, the proposed
model is explained. The experimental results and
analysis are shown in section 4. Finally in section 5, the
conclusion is provided.