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Introduction to Information Retrieval

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<strong>Introduction</strong> <strong>to</strong> <strong>Information</strong> <strong>Retrieval</strong><br />

Cosine: Example<br />

term frequencies (counts)<br />

How similar are<br />

these novels?<br />

SaS: Sense and<br />

Sensibility<br />

PaP: Pride and<br />

Prejudice<br />

WH: Wuthering<br />

Heights<br />

term SaS PaP WH<br />

AFFECTION<br />

JEALOUS<br />

GOSSIP<br />

WUTHERING<br />

115<br />

10<br />

2<br />

0<br />

58<br />

7<br />

0<br />

0<br />

20<br />

11<br />

6<br />

38<br />

45

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