- From www.coursera.org
Text Retrieval and Search Engines
- Self-paced
- Free Access
- Fee-based Certificate
- 6 Sequences
- Introductive Level
Course details
Syllabus
- Week 1 - Orientation
You will become familiar with the course, your classmates, and our learning environment. The orientation will also help you obtain the technical skills required for the course. - Week 1 - Week 1
During this week's lessons, you will learn of natural language processing techniques, which are the foundation for all kinds of text-processing applications, the concept of a retrieval model, and the basic idea of the vector space model. - Week 2 - Week 2
In this week's lessons, you will learn how the vector space model works in detail, the major heuristics used in designing a retrieval function for ranking documents with respect to a query, and how to implement an information retrieval system (i.e., a search e... - Week 3 - Week 3
In this week's lessons, you will learn how to evaluate an information retrieval system (a search engine), including the basic measures for evaluating a set of retrieved results and the major measures for evaluating a ranked list, including the average precisio... - Week 4 - Week 4
In this week's lessons, you will learn probabilistic retrieval models and statistical language models, particularly the detail of the query likelihood retrieval function with two specific smoothing methods, and how the query likelihood retrieval function is co... - Week 5 - Week 5
In this week's lessons, you will learn feedback techniques in information retrieval, including the Rocchio feedback method for the vector space model, and a mixture model for feedback with language models. You will also learn how web search engines work, inclu... - Week 6 - Week 6
In this week's lessons, you will learn how machine learning can be used to combine multiple scoring factors to optimize ranking of documents in web search (i.e., learning to rank), and learn techniques used in recommender systems (also called filtering systems...
Prerequisite
Instructors
ChengXiang Zhai
Professor
Department of Computer Science
Editor
The University of Illinois at Urbana-Champaign was founded in 1867 (UIUC). The main campus of the University of Illinois is located in the twin cities of Champaign and Urbana, two hundred kilometres south of Chicago.
This major university is ranked among the most prestigious in the world by various measurements, such as the Center for World University Rankings, which place it 22nd worldwide for the period 2020-21.
Platform
Coursera is a digital company offering massive open online course founded by computer teachers Andrew Ng and Daphne Koller Stanford University, located in Mountain View, California.
Coursera works with top universities and organizations to make some of their courses available online, and offers courses in many subjects, including: physics, engineering, humanities, medicine, biology, social sciences, mathematics, business, computer science, digital marketing, data science, and other subjects.