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Informatics 1: Data & Analysis is a first-year undergraduate course at the University of Edinburgh.
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Author Archives: Ian Stark
Lecture 17: Data Scales and Summary Statistics
Baseline information about statistics; some kinds of data, some kinds of analysis. Also, gravitational waves and the big bang. Continue reading
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Lecture 16: Vector Spaces for Information Retrieval
The vector space model for information retrieval treats documents as vectors in a very high-dimensional space: a dimension for every distinct word, with the vector coordinate being the number of times the word occurs in the document. In a collection … Continue reading
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Tutorial 6: Solutions
I have posted notes on solutions to Tutorial 6 to the course web page and to NB. Following feedback from tutors and students, these also contain a few corrections and clarifications. Link: Tutorial exercises on the Inf1-DA web page
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Tutorial 7: Information Retrieval
Exercise sheet posted on course webpage and NB. Continue reading
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Lecture 15: Information Retrieval
Unstructured data; specifying the Information Retrieval problem and evaluating solutions. Continue reading
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Lecture 14: Example Corpora Applications
Corpora are widely used for computational research into language, and for engineering natural-language computer systems. In linguistics, they make it possible to do real experimental science: formulate hypotheses about the structure of languages, or changes in language between different places, … Continue reading
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Coursework Assignment
The Inf1-DA web page now has details for the written coursework assignment. It’s a copy of last year’s exam, although instead of two hours in an exam hall you have two weeks to complete and submit your solutions. Follow the … Continue reading
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Tutorial 6: Corpus Querying
Tutorial 6, on querying a corpus, is now available on the course web page. Continue reading
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Lecture 13: Annotation of Corpora
Annotation and analyses of corpora: part-of-speech tagging; syntactic structure; concordances, frequencies and n-grams. Continue reading
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Lecture 12: Corpora
Introduction to what a corpus is and how they are built; copies of the reading handout are in the ITO. Continue reading
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