'Relevance fed back query' presentation slideshows

Query Operations

Query Operations. Adapted from Lectures by Prabhakar Raghavan (Google) and Christopher Manning (Stanford). Evaluation of large search engines. Search engines have test collections of queries and hand-ranked results Recall is difficult to measure on the web

823 views • 71 slides

CS276 Information Retrieval and Web Search

CS276 Information Retrieval and Web Search. Lecture 9. Reminder. Midterm in class on Thursday 23 rd Material from first 8 chapters Open book, open notes You can use (and should bring!) a basic calculator

662 views • 54 slides

Query Expansion

Query Expansion. (Modified from Stanford CS276 Class Lecture 9 ). Recap of the last lecture. Evaluating a search engine Benchmarks Precision and recall. Recap: Unranked retrieval evaluation: Precision and Recall.

685 views • 53 slides

Ch 9 Relevancy Feedback Modified by Dongwon Lee from slides by

407 views • 40 slides

Instructor : Prof. Sumanta Guha

Information Retrieval and Data Mining (AT71.07) Comp. Sc. and Inf. Mgmt. Asian Institute of Technology. Instructor : Prof. Sumanta Guha Slide Sources : Introduction to Information Retrieval book slides from Stanford University, adapted and supplemented

346 views • 34 slides