Table 2. Power-law fitting results for Bark-band code-words per database and window size.
DB/Window | N words | |||
Speech | ||||
46 ms | 494,926 | 2,000 | 2.20.05 | 0.84.04 |
186 ms | 219,595 | 501 | 2.22.05 | 0.82.03 |
1,000 ms | 100,273 | 79 | 2.33.05 | 0.75.03 |
Music-W | ||||
46 ms | 1,724,245 | 2,000 | 2.26.04 | 0.79.03 |
186 ms | 798,871 | 794 | 2.33.06 | 0.75.03 |
1,000 ms | 240,236 | 79 | 2.29.03 | 0.78.02 |
Music-nW | ||||
46 ms | 1,905,444 | 126 | 2.17.01 | 0.85.01 |
186 ms | 947,327 | 50 | 2.17.01 | 0.85.01 |
1,000 ms | 306,682 | 5 | 2.17.01 | 0.86.01 |
Elements | ||||
46 ms | 125,248 | 794 | 1.95.04 | 1.05.05 |
186 ms | 34,171 | 20 | 1.79.02 | 1.27.03 |
1,000 ms | 10,231 | 8 | 1.79.02 | 1.27.03 |
DB/Window means database name and window size, N words is the number of used code-words, is the minimum frequency for which the Zipf's law is valid, is the frequency-distribution exponent (Eq. 2), and corresponds to the Zipf's exponent (Eq. 1).