'Inverted list' presentation slideshows

Ranking with Index

Ranking with Index. Rong Jin. Inverted Index. Find plays of Shakespeare related to Brutus and Calpurnia?. Inverted Index. A simple approach: linear scan, compute a score for each doc Assume idf(Brutus) = idf(Calpurnia) = 1 Slow for large collections.

940 views • 69 slides

Building a Distributed Full-Text Index for the Web

Building a Distributed Full-Text Index for the Web S. Melnik, S. Raghavan, B.Yang, H. Garcia-Molina. Introduction. Testbed architecture. Design of the indexer. Distributed indexing. Introduction. Testbed architecture. Design of the indexer. Distributed indexing. 3. 2. 1. Dog

559 views • 46 slides

Efficient computation of diverse query results

Efficient computation of diverse query results. Presenting: Karina Koifman Course : DB Seminar. Example. Example. Yahoo! Autos. Maybe a better retrieval. Introduction. The article talks about the problem of efficiently computing diverse query results in online shopping applications.

524 views • 42 slides

Parallel and Distributed Information Retrieval

Parallel and Distributed Information Retrieval. Anil Kumar Akurathi Department of Computer Science University of Maryland. Outline. Why Parallel and Distributed IR systems are needed? Parallel generation of Inverted Files for Distributed text collections

674 views • 41 slides

Efficient Processing of Complex Features for Information Retrieval Dissertation by Trevor Strohman

Efficient Processing of Complex Features for Information Retrieval Dissertation by Trevor Strohman. Presented by Laura C. Vandivier For ITCS6050, UNCC, Fall 2008. Overview. Indexing Ranking Query Expansion Query Evaluation Tupleflow. Topics Not Covered. Binned Probabilities

481 views • 37 slides

Query Processing and Online Architectures

502 views • 34 slides

CS 430 / INFO 430 Information Retrieval

CS 430 / INFO 430 Information Retrieval. Lecture 4 Searching Full Text 4. Course Administration. Assignment 1 has been posted. It is a programming assignment and is due on Sunday, September 17 at 11 p.m. Follow the instructions carefully . Send questions to cs430-l@cs.cornell.edu.

460 views • 33 slides

CS 430 / INFO 430 Information Retrieval

321 views • 31 slides

Advance Data Structures FILE STRUCTURE AND FILE ORGANIZATION

Advance Data Structures FILE STRUCTURE AND FILE ORGANIZATION. BY- Prof. Abha Jain. Topics covered. What are files? File related keywords. File organization. File organizing methods. *heap file organization. *sequential files organization. *indexed file organization.

555 views • 30 slides

Fast Phrase Querying With Combined Indexes

464 views • 27 slides

CS 430: Information Discovery

307 views • 24 slides

Sounds Of The Day - Annotation

Sounds Of The Day - Annotation. We are learning to: annotate the text and identify the use of poetic techniques. . Thinking About Silence. Think about the different types of silence that you can have. What kind of silence do you have when you are happy?

351 views • 18 slides

Sounds Of The Day - Annotation

Sounds Of The Day - Annotation. We are learning to: annotate the text and identify the use of poetic techniques. . Thinking About Silence. Think about the different types of silence that you can have. What kind of silence do you have when you are happy?

332 views • 17 slides

517 views • 16 slides

Implementation of Vector Space Model

149 views • 4 slides