PSA:

70 grammar rules 42 features

Time to parse training corpus (5408 utts, 633 out of coverage): 469.44 secs

Time to do EBL processing: 110.05 secs

Time for Regulus -> Nuance compilation: 30.14 secs

Rules in generated Nuance grammar: 2080

Initial nodes: 3169

After optimization: 2602

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PSA + HOUSE:

74 grammar rules 46 features

Time to parse training corpus (5408 utts, 231 out of coverage): 590.63 secs

Time to do EBL processing: 155.72 secs

Time for Regulus -> Nuance compilation: 57.83 secs

Rules in generated Nuance grammar: 3080

Initial nodes: 4476

After optimization: 9497

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PSA + HOUSE + TRAVEL_DEALS:

106 grammar rules 56 features

Time to parse training corpus (5408 utts, 201 out of coverage): 1191.29 secs

Time to do EBL processing: 204.75 secs

Time for Regulus -> Nuance compilation: 61.62 secs

Rules in generated Nuance grammar: 3369

Initial nodes: 4856

After optimization: 12225

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PSA + HOUSE + TRAVEL_DEALS + MED:

127 grammar rules 64 features

Time to parse training corpus (5408 utts, 188 out of coverage): 1902.53 secs

Time to do EBL processing: 299.93 secs

Time for Regulus -> Nuance compilation: 67.58 secs

Rules in generated Nuance grammar: 3599

Initial nodes: 5228

After optimization: 12280

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PSA + HOUSE + TRAVEL_DEALS + MED + CHECKLIST (no syn-feats):

139 grammar rules 68 features

Time to parse training corpus (5408 utts, 188 out of coverage): 2071.53 secs

Time to do EBL processing: 341.00 secs

Time for Regulus -> Nuance compilation: 91.91 secs

Rules in generated Nuance grammar: 4460

Initial nodes: 6100

After optimization: 14392

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PSA + HOUSE + TRAVEL_DEALS + MED + CHECKLIST + MOBILE_AGENTS (no syn-feats):

145 grammar rules 68 features

Time to parse training corpus (5408 utts, 188 out of coverage): 2118.08 secs

Time to do EBL processing: 408.86 secs

Time for Regulus -> Nuance compilation: 90.52 secs

Rules in generated Nuance grammar: 4460

Initial nodes: 6100

After optimization: 14392