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Information Retrieval

3 courses

Web Search and Link Analysis

Web crawling architecture, PageRank algorithm, HITS, anchor text, URL normalization. Learning to rank (LambdaMART), click models, search evaluation (NDCG, MAP).

2 h advanced

Text Indexing and Search

Inverted indexes, TF-IDF scoring, BM25 ranking, query processing, boolean and vector space models. Index compression, skip pointers, positional indexes.

2 h advanced

Recommendation Systems

Implement collaborative filtering (matrix factorization, neighborhood methods) and content-based recommendation.

2 h advanced