Slides

• T0 Course Organization
• T1 Introduction to IR and search interfaces
  
• T2a Indexing essentials and Boolean querying
  
• T2b Indexing large collections
  
• T2c Compression in IR systems
  
• T3a Text processing
  
• T3b Positional querying
  
• T4 Vector space model for IR
  
• T5a IR evaluation: essentials
  
• T5b IR evaluation: advanced aspects v2
  
• T6 Formal and coherent concepts
• T7a Clustering in IR
• T7b Unsupervised evaluation in IR
  
• T8a Supervised IR
  
• T8b IR with relevance feedback
  
• T9a Classification in IR
• T9b Learning to weight and learning from graded relevance
  
• T10a Dimensionality reduction in IR
• T10b Latent semantic spaces
  
• T11 Tolerant querying
• T15 Probabilistic Retrieval Models
• T16 Link Analysis
• T17 Web Crawling
• T18 Web Search
• T19 Distributed IR and Federated Search

Zoom recordings

• V1 (24/9), V2 (25/9), V3 (1/10), V4 (2/10), V5 (8/10), V6 (9/10), V7 (15/10), V8 (16/10), V9 (23/10), V10 (24/10), V11 (29/10), V12 (30/10), V13 (5/11), V14 (6/11), T15 (12/11), T16 (13/11), T17a (19/11), T17b (20/11), T18a (26/11), T18b (27/11), T19 (03/12), V20 (04/12), V21 (17/12), V22 (18/12)
  

Office hours

• Rui Henriques via e-mail appointment (rmch AT tecnico.ulisboa.pt with [PRI] on title)
• Danielle Caled via e-mail appointment
• Flávio Martins via e-mail appointment
• João Aparício via e-mail appointment

Exam preparation

• Reference training exam (parts to be solved during Dec 17 and 18 lectures)
  • solutions
  • errata:
    
  • • I.2.b) IDF(sun)=0.097
    • I.15.a) precision@10=3/10 (F1@10=0.43)
    • II.53: True
      
• Contents from materials (provisory):
  - Introduction: T1, T3a
  - Indexing: T2a, T2b (1-23,36,37,40,42), T2c (1-7,19-33,39)
  - Phrase and proximity queries: T3b
  - IR models: T4, T15
  - Evaluation: T5a, T5b (1-9,18-27)
  - Topic modeling and concept analysis: T6, L4
  - Clustering: T7a (1-21,25,30-55), T7b (1-8,11,16,17,22,35-42)
  - Tolerant retrieval: T8a, T11 (7,8,17,19-21,25-31,35-39)
  - Supervised IR: T8b (1-22), T9a (1-17,28-50), T9b (1-16,19,20,23-33)
  - Dim reduction: T10a (1-31), T10b (1-8,12-14,18-28)
  - Link analysis: T16
  - Web crawling: T17, L9
  - Web searches: T18
• Pen-and-paper exercices from labs (exception: learning of perceptrons and NB)
• Past exams
  • Exams 2019: E1 and E2
    
  • Exams 2018: E1 and E2
    
  • Exams 2017: E1 and E2
    
  • Exams 2016: E1, E2 and E3
  • Please ignore exercises on MAP in these previous exams
    
• Additional pen-and-paper exercises: lectures, labs, book exercises (Modern IR and Introduction to IR)