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Question 1 (15 marks]
Suppose you have joined a search engine development team to design a search algorithm based on both the
Vector mode and the Boolean model.
You have collected the following documents (unstructured) and plan to apply an index technique to convert
them into an inverted index.
Doc 1 : Data science is an interdisciplinary field that uses scientific methods, processes, algorithms and systems
to extract knowledge and insights from data in various forms, both structured and unstructured.
Doc 2 : Data mining is the process of discovering patterns in large data sets involving methods at the
intersection of machine learning, statistics, and database systems.
Doc 3 : Information systems is the study of complementary networks of hardware and software that people and
organizations use to collect, filter, process, create, and distribute data.

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