Research Article
Extracting Product Features and Opinion Words Using Pattern Knowledge in Customer Reviews
Table 1
Extracted phrases’ patterns.
| Pattern | The first word | The second word | The third word |
| Pattern 1 | JJ | NN/NNS | — | Pattern 2 | JJ | NN/NNS | NN/NNS | Pattern 3 | RB/RBR/RBS | JJ | — | Pattern 4 | RB/RBR/RBS | JJ/RB/RBR/RBS | NN/NNS | Pattern 5 | RB/RBR/RBS | VBN/VBD | — | Pattern 6 | RB/RBR/RBS | RB/RBR/RBS | JJ | Pattern 7 | VBN/VBD | NN/NNS | — | Pattern 8 | VBN/VBD | RB/RBR/RBS | — |
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