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Hypothesis Testing and Correlation

Informatics 1: Data & Analysis 2014/15 Lecture 18: Hypothesis Testing and Correlation This lecture looks at multidimensional datasets and the idea of correlation: where values from two sets of…

From  Ian Stark on March 24th, 2018 0 likes 58 plays 0  

Data Scales and Summary Statistics

Informatics 1: Data & Analysis 2013/14 Lecture 17: Data Scales and Summary Statistics This lecture gives a general overview of statistics and their role in analysing quantities of data. Most of…

From  Ian Stark on March 19th, 2018 0 likes 91 plays 0  

Vector Spaces for Information Retrieval

Informatics 1: Data & Analysis 2014/15 Lecture 16: Vector Spaces for Information Retrieval This lecture presents various techniques to support effective information retrieval: term-frequency…

From  Ian Stark on March 15th, 2018 0 likes 149 plays 0  

Information Retrieval

Informatics 1: Data & Analysis 2012/13 Lecture 15: Information Retrieval Unstructured data; specifying the Information Retrieval problem and evaluating solutions.

From  Ian Stark on March 12th, 2018 0 likes 101 plays 0  

Trees and XML

Informatics 1: Data & Analysis 2016/17 Lecture 9: Trees and XML From the strict rectangles of structured data to the more generous triangles of semistructured data. This lecture gives an…

From  Ian Stark on March 5th, 2018 0 likes 3 plays 0  

Annotation of Corpora

Informatics 1: Data & Analysis 2014/15 Lecture 13: Annotation of Corpora Looking at some of the annotations used to mark up text corpora, such as parts-of-speech (POS) and sentence structure.…

From  Ian Stark on March 5th, 2018 0 likes 83 plays 0  

Structuring XML

Informatics 1: Data & Analysis 2016/17 Lecture 10: Structuring XML Defining and using schemas to capture particular kinds of XML document. Link: Web page for this lecture

From  Ian Stark on February 25th, 2018 0 likes 14 plays 0  

Corpora

Informatics 1: Data & Analysis 2016/17 Lecture 12: Corpora In computational linguistics and in theoretical linguistics a corpus is a body of written or spoken text used for study of a…

From  Ian Stark on February 25th, 2018 0 likes 167 plays 0  

Navigating XML using XPath

Informatics 1: Data & Analysis 2016/17 Lecture 11: Navigating XML using XPath How to query the information held in an XML document: also feedback on the feedback, what's behind Path…

From  Ian Stark on February 25th, 2018 0 likes 111 plays 0