Chapter 1 : Introduction to Information Retrieval
Topic : History of IR
Content : explanation 13 MB ,6:39 MIN , THEORY

Chapter 1 : Introduction to Information Retrieval
Topic : Components of IR
Content : User interface, Text operations, query operations, Indexing, Searching, Ranking 24 MB ,13:51 MIN , THEORY

Chapter 1 : Introduction to Information Retrieval
Topic : Introduction
Content : explanation 47 MB ,29:33 MIN , THEORY

Chapter 1 : Introduction to Information Retrieval
Topic : Issues related to IR
Content : Relevance, vocabulary mismatch, evaluation, emphasis on users and their information needs 21 MB ,10:15 MIN , THEORY

Chapter 1 : Introduction to Information Retrieval
Topic : Boolean retrieval
Content : incidence matrix, Incidence vectors, Inverted index, Inverted index construction, Generate postings, Sort postings, Create postings lists, determine document frequency, Splitting result into dictionary and postings file 29 MB ,17:9 MIN , THEORY

Chapter 1 : Introduction to Information Retrieval
Topic : Dictionaries and tolerant retrieval
Content : Search structures for dictionaries, vocabulary lookup operation , hashing, and search trees, BINARY TREE , B-tree, Wildcard queries, k-gram indexes, k-gram index vs. permuterm index, Spelling correction by edit distance , Spelling correction by k-gram overlap, Phonetic correction using soundex algorithms 49 MB ,30:20 MIN , THEORY

Chapter 1 : Introduction to Information Retrieval
Topic : Levenshtein Distance or edit distance
Content : explanation 10 MB ,6:43 MIN , THEORY

Chapter 1 : Link Analysis and Specialized Search
Topic : Link Analysis
Content : The Web as a graph, Anchor text and the web graph, TELEPORT, Markov chains 34 MB ,22:32 MIN , THEORY

Chapter 1 : Link Analysis and Specialized Search
Topic : hubs and authorities, Page Rank and HITS algorithms
Content : explanation and solution 67 MB ,44:20 MIN , THEORY

Chapter 1 : Link Analysis and Specialized Search
Topic : Map Reduce
Content : explanation 12 MB ,7:44 MIN , THEORY

Chapter 1 : Link Analysis and Specialized Search
Topic : Personalized search
Content : click-based approach, topic-based approach, A dynamic and adaptive approach , Personalized Results Tool 41 MB ,26:50 MIN , THEORY

Chapter 1 : Link Analysis and Specialized Search
Topic : Collaborative filtering and content-based recommendation of documents and products
Content : User-Based Collaborative Filtering, Item-Based Collaborative Filtering, Model-Based Collaborative Filtering 64 MB ,37:51 MIN , THEORY

Chapter 1 : Link Analysis and Specialized Search
Topic : handling invisible Web
Content : Private sites , Form results , Scripted pages 11 MB ,6:59 MIN , THEORY

Chapter 1 : Link Analysis and Specialized Search
Topic : Snippet generation, Summarization
Content : STATIC SUMMARY, DYNAMIC SUMMARY, KEYWORD- IN- CONTEXT, Three parts in KWIC Index, KWIC indexing stages 38 MB ,22:54 MIN , THEORY

Chapter 1 : Link Analysis and Specialized Search
Topic : Question Answering
Content : explanation 15 MB ,8:50 MIN , THEORY

Chapter 1 : Link Analysis and Specialized Search
Topic : Cross- Lingual Retrieval
Content : explanation 19 MB ,11:43 MIN , THEORY

Chapter 1 : Web Search Engine
Topic : Web search overview
Content : explanation 17 MB ,10:41 MIN , THEORY

Chapter 1 : Web Search Engine
Topic : web structure
Content : explanation 15 MB ,9:44 MIN , THEORY

Chapter 1 : Web Search Engine
Topic : the user, paid placement
Content : explanation 36 MB ,20:43 MIN , THEORY

Chapter 1 : Web Search Engine
Topic : search engine optimization/spam
Content : explanation 42 MB ,26:30 MIN , THEORY

Chapter 1 : Web Search Engine
Topic : Web size measurement
Content : explanation 29 MB ,17:42 MIN , THEORY

Chapter 1 : Web Search Engine
Topic : Web Search Architectures
Content : explanation 20 MB ,11:55 MIN , THEORY

Chapter 2 : XML retrieval
Topic : Basic XML concepts
Content : explanation 42 MB ,24:16 MIN , THEORY

Chapter 2 : XML retrieval
Topic : Challenges in XML retrieval
Content : explanation 31 MB ,17:15 MIN , THEORY

Chapter 2 : XML retrieval
Topic : A vector space model for XML retrieval, Evaluation of XML retrieval
Content : explanation 44 MB ,25:4 MIN , THEORY