kaldi识别问题集锦

Posted 2020-12-24 tibetanmastiff

1、识别结果为空，Nbest结果有几条

【问题描述】

1 {
2   "version": "en.asr.Ppeiyou.Achr.V0.2.1",
3   "result": {
4     "text": ""
5   },
6   "nbest": ["appear to be", "ability", "a plea love thee"],
7   "wavetime": 800,
8   "systime": 489
9 }

【问题原因】

 1 KW123456 
 2 0    1    6815    17.8201,-31.9153,2_1_320_319_319_3314_3313_3313_2178_2177_2177_2177_3324_3323_3323
 3 0    4    9    25.3353,-47.8537,2_1_3680_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_3679_2
 4 0    5    348    29.5382,-49.3581,2_1_320_319_319_972_971_971_2156_2155_2155_2155_2155_2155_2654_2653_372_371_371_371_3730_3729_2282_2281_2281_2281_2
 5 0    6    11    17.4036,-25.4548,2_1_320_319_319_3314_3313_2670_2669
 6 1    2    178341    2.09549,-1.07792,3728_352
 7 2    3    13853    8.84651,-20.7707,351_351_972_971_971_2276_2275_2275_2275_2
 8 3    4.72537,0,
 9 4    2.49881,0,
10 5    -0.101562,0,
11 6    7    135951    9.33564,-10.0627,2344_2343_2343_2343
12 7    8    104461    19.192,-28.9386,2343_2636_2635_426_425_425_4086_4085_1284_2360_2359_2359_2359
13 8    9    175945    2.34451,-5.10607,2
14 9    1.60037,0,

有一条路径识别结果只有 <SPOKEN_NOISE> 9，得分又是最高的， 所以造成了最佳识别结构为空的问题。