Navajo and English/Structural transfer
Pre-evaluation
Statistics about input files
Number of words in reference: 55 Number of words in test: 43 Number of unknown words (marked with a star) in test: Percentage of unknown words: 0.00 %
Results when removing unknown-word marks (stars)
Edit distance: 55 Word error rate (WER): 100.00 % Number of position-independent correct words: 0 Position-independent word error rate (PER): 100.00 %
Results when unknown-word marks (stars) are not removed
Edit distance: 55 Word Error Rate (WER): 100.00 % Number of position-independent correct words: 0 Position-independent word error rate (PER): 100.00 %
Statistics about the translation of unknown words
Number of unknown words which were free rides: 0 Percentage of unknown words that were free rides: 0%
Post-evaluation
Examples
Determiner Position
- In Navajo, determiners, when thy appear, come after the noun
- (nav) Atooʼ łaʼ naa deeshkááł. → (eng) I will give you some stew.
- (nav) Atooʼ<n> łaʼ<det> naa<post> deeshkááł<v><tv><fut><p1><sg> → (eng) Stew<n> some<det> around<pp> give<v><tv><fut><p1><sg>
Tagger
Biltrans
>^Atooʼ<n>/Stew<n>$ ^łaʼ<det>/some<det>$ ^naa<n>/around<pp>$ ^deeshkááł<v>/give<vblex>$^.<sent>/.<sent>$^.<sent>/.<sent>$
Transfer
>#some #Stew #around #give.
Lex
>^Some<DP>{ ^Stew<NP><ND>{ ^Atooʼ<n>/Stew<n>$ }$ ^łaʼ<det>/some<det>$ }$ ^around<NP><ND>{ ^naa<n>/around<pp>$ }$ ^deeshkááł<v>/give<vblex>$ ^.<sent>/.<sent>$ ^.<sent>/.<sent>$
Results
Overview
- Despite correctly parsing this rule, as displayed in the outputs above, the WER and PER rates did not change.
Statistics about input files
Number of words in reference: 55 Number of words in test: 43 Number of unknown words (marked with a star) in test: Percentage of unknown words: 0.00 %
Results when removing unknown-word marks (stars)
Edit distance: 55 Word error rate (WER): 100.00 % Number of position-independent correct words: 0 Position-independent word error rate (PER): 100.00 %
Results when unknown-word marks (stars) are not removed
Edit distance: 55 Word Error Rate (WER): 100.00 % Number of position-independent correct words: 0 Position-independent word error rate (PER): 100.00 %
Statistics about the translation of unknown words
Number of unknown words which were free rides: 0 Percentage of unknown words that were free rides: 0%