Table 17 Comparison of perplexity PP N (W) values for the developed word-based N-gram language model for N=1,…,3
N | Perplexity | Value | Word-based language model |
|---|---|---|---|
1 | PP 1(W) | 9317.1 | 1-gram word-based language model |
2 | PP 2(W) | 933.0 | 2-gram word-based language model |
3 | PP 3(W) | 278.9 | 3-gram word-based language model |