“Hulan-2014-10-31”版本间的差异
来自cslt Wiki
（→improve lucene search） |
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| 第29行： | 第29行： | ||
:* check the query method for getting lucene information and to rewrite the score method like the idf value. | :* check the query method for getting lucene information and to rewrite the score method like the idf value. | ||
| − | *IDF | + | *IDF(caoli) |
:* test the different idf vale from baidu sougou in fuzzymatch. | :* test the different idf vale from baidu sougou in fuzzymatch. | ||
| − | + | :* IDF from train-data performance bad than default IDF,from 0.63->0.69. | |
| + | ==knowledge structure== | ||
| + | * structure the default answer using attributes of the entity. | ||
==plan to discuss== | ==plan to discuss== | ||
2014年10月31日 (五) 04:59的版本
目录
Dialog system
Algorithm
Spell mistake
- using ngram to get candidate sentence.
improve lucene search
- lucene similarity method
| method | Default | BM25 | LMDirichlet | DFR | LMJelinekMercer | IB |
|---|---|---|---|---|---|---|
| Accary | 0.66228 | 0.66228 | 0.4091 | 0.65476 | 0.65476 | 0.6666 |
- our vsm method
- our vsm method re-rank(54%),lucene(67%)
- lucene top50(caoli)
- top10(82.95%),top20(86.34),top50(90.22%)
- need to check the other 10% error
- lucene Optimization(liurong)
- rewrite the method to select the 50 standard question not same template.
- test the boost keyword weight and extract the synonyms word.
- check the word segment for template.
- min-segment method improve the accuracy.
- check the query method for getting lucene information and to rewrite the score method like the idf value.
- IDF(caoli)
- test the different idf vale from baidu sougou in fuzzymatch.
- IDF from train-data performance bad than default IDF,from 0.63->0.69.
knowledge structure
- structure the default answer using attributes of the entity.
