08.06.2015 Views

Semantic Information Extraction: Overview and Basic Techniques

Semantic Information Extraction: Overview and Basic Techniques

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<strong>Semantic</strong> Class Mining<br />

• Goal<br />

Discover peer terms (or coordinate terms)<br />

Sample: {C++, C#, Java, PHP, Perl, …}<br />

• Main techniques<br />

First-order co-occurrences<br />

• St<strong>and</strong>ard co-occurrences<br />

• Patterns: Special first-order co-occurrences<br />

Second-order co-occurrences<br />

• Distributional similarity

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