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external:addicter [2011/05/16 07:08] mphi |
external:addicter [2011/05/22 09:31] (current) mphi |
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| This page lies in the external name space and is intended for collaboration with people outside of ÚFAL. | This page lies in the external name space and is intended for collaboration with people outside of ÚFAL. | ||
| + | |||
| + | ==== TODOs ==== | ||
| + | * test alignment with synonym detection (cz_wn required) = separating '' | ||
| + | * try misplaced phrase detection | ||
| + | * parse the reference, extrapolate unto the hypothesis via word alignment, get phrases from there | ||
| + | * group adjacent words aligned to the same word? (imitation) | ||
| + | * order evaluation | ||
| + | * currently finds misplaced items, but their shift distances are off | ||
| + | * not important for '' | ||
| + | * to fix -- for every misplaced token | ||
| + | * if it (and only it) were to be moved in the original permutation, | ||
| + | * evaluate with nr. of intersections | ||
| + | * try domain adaptation for word alignment with the "via source" | ||
| + | * technical | ||
| + | * comb and comment the code | ||
| + | * add help files | ||
| + | * integrate with the rest of Addicter | ||
| + | * approach applicable to learner' | ||
| + | * see Anne Lüdelig, TLT9 | ||
| + | * try Blast (Sara' | ||
| + | * alternative to reference-based evaluation: " | ||
| ==== Word Alignment -- Progress and Results ==== | ==== Word Alignment -- Progress and Results ==== | ||
| + | |||
| + | === Latest best results === | ||
| + | [[http:// | ||
| === Alternative model comparison === | === Alternative model comparison === | ||
| - | | ^ Precision/ | ||
| - | | ^ Lex ^ Order ^ Punct ^ Miss ^ | ||
| - | ^ meteor | ||
| - | ^ ter* ^0.106/ | ||
| - | ^ hmm | ||
| - | ^ lcs | ||
| - | ^ gizadiag* ^0.183/ | ||
| - | ^ gizainter ^0.170/ | ||
| - | ^ berkeley* ^0.200/ | ||
| - | === Explicit wrong lex choice detection === | + | hmm = lightweight direct alignment method (in our ACL/TSD article) |
| - | | + | gizainter |
| - | * extract hypothesis-to-reference alignments from there | + | gizadiag |
| - | | | Precision/ | + | czenginter = align source+CzEng to reference+CzEng, |
| - | | | + | czengdiag = same, but with GIZA++ grow-diag |
| - | | czengdiag* |0.187/ | + | |
| - | | czenginter |0.197/ | + | | ^ Precision/ |
| + | | ^ Lex | ||
| + | ^ ter* | ||
| + | ^ meteor | ||
| + | ^ hmm | ||
| + | ^ lcs |0.168/ | ||
| + | ^ gizainter |0.170/ | ||
| + | ^ gizadiag* |0.183/ | ||
| + | ^ czengdiag* |0.187/ | ||
| + | ^ berkeley* | ||
| + | ^ czenginter |0.197/ | ||
| + | |||
| + | * non-1-to-1 alignments, converted to 1-to-1 via " | ||
| === Alignment combinations === | === Alignment combinations === | ||
| via weighed HMM | via weighed HMM | ||
| - | | | Precision/ | + | | ^ Precision/ |
| - | | | Lex | + | | ^ Lex ^ Order ^ Punct ^ Miss ^ |
| - | | meteor+hmm |0.162/0.426/**0.234** |0.068/0.309/**0.112** |0.286/0.794/**0.421** |0.025/0.400/**0.047** | | + | ^ ter+hmm |
| - | | ter+hmm |0.116/0.402/**0.180** |0.030/0.184/**0.051** |0.145/0.912/**0.251** |0.026/0.181/**0.046** | | + | ^ meteor+hmm |0.162/0.426/**0.234** |0.068/0.309/**0.112** |0.286/0.794/**0.421** |0.025/0.400/**0.047** | |
| - | | gizadiag+hmm |0.186/ | + | ^ gizadiag+hmm |
| - | | gizainter+hmm |0.194/ | + | ^ gizainter+hmm |
| - | | berkeley+hmm |0.203/ | + | ^ berkeley+hmm |
| - | | czengdiag+hmm |0.190/ | + | ^ czengdiag+hmm |
| - | | czenginter+hmm |0.214/ | + | ^ czenginter+hmm |
| | ||||| | | ||||| | ||
| - | | berkeley+czenginter+hmm |0.219/ | + | ^ berk+czengint+hmm |0.219/ |
| - | | berkeley+czenginter+gizainter+hmm |0.220/ | + | ^ berk+czengint+gizaint+hmm |0.220/ |
| - | | berkeley+czenginter+meteor+hmm |0.220/ | + | ^ berk+czengint+meteor+hmm |0.220/ |
| + | ^ berk+czengint+meteor+gizaint+hmm |0.221/ | ||
| - | ==== TODOs ==== | ||
| - | * try domain adaptation for word alignment, EMNLP 2011 paper | ||
| - | * test alignment with synonym detection (cz_wn required) = separating @@lex@@ and @@disam@@ | ||
| - | * order evaluation | ||
| - | * a lot of background research | ||
| - | * currently finds misplaced items, but their shift distances are off | ||
| - | * to fix -- for every misplaced token | ||
| - | * if it (and only it) were to be moved in the original permutation, | ||
| - | * evaluate with nr. of intersections | ||
| - | * comb and comment the code | ||
| - | * add help files | ||
| - | * integrate with the rest of Addicter | ||
| - | * learner' | ||
| - | * see Anne Lüdelig, TLT9 | ||
| - | * adapt to Sara's program | ||
| - | * alternative to reference-based evaluation: " | ||