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Check the confidence levels of a transcript with minConfidence (#808)

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* https://github.com/jambonz/jambonz-feature-server/issues/807

* feat/807: Using minConfidence from recognizer settings

* feat/807: new reason stt-min-confidence-error

* feat/807: sending stt-min-confidence instead of  stt-min-confidence-error

* feat/807: sending stt-low-confidence instead of  stt-min-confidence-error

* feat/807 - removed ? for this.data
This commit is contained in:
rammohan-kore
2024-07-25 21:52:42 +05:30
committed by GitHub
parent 9a3c731389
commit 4b4807e4cf
1 changed files with 16 additions and 0 deletions
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16
lib/tasks/gather.js
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@@ -736,6 +736,16 @@ class TaskGather extends SttTask {
this.logger.info({evt}, 'TaskGather:_onTranscription - got empty transcript, continue listening'); this.logger.info({evt}, 'TaskGather:_onTranscription - got empty transcript, continue listening');
return; return;
} }
const confidence = evt.alternatives[0].confidence;
const minConfidence = this.data.recognizer?.minConfidence;
this.logger.debug({evt},
`TaskGather:_onTranscription - confidence (${confidence}), minConfidence (${minConfidence})`);
if (confidence && minConfidence && confidence < minConfidence) {
this.logger.info({evt},
'TaskGather:_onTranscription - Transcript confidence ' +
`(${confidence}) < minConfidence (${minConfidence})`);
return this._resolve('stt-low-confidence', evt);
}
/* fast path: our first partial transcript exactly matches an early hint */ /* fast path: our first partial transcript exactly matches an early hint */
if (this.earlyHintsMatch && evt.is_final === false && this.partialTranscriptsCount++ === 0) { if (this.earlyHintsMatch && evt.is_final === false && this.partialTranscriptsCount++ === 0) {
@@ -1091,6 +1101,12 @@ class TaskGather extends SttTask {
this.emit('stt-error', evt); this.emit('stt-error', evt);
returnedVerbs = await this.performAction({reason: 'error', details: evt.error}); returnedVerbs = await this.performAction({reason: 'error', details: evt.error});
} }
} else if (reason.startsWith('stt-low-confidence')) {
if (this.parentTask) this.parentTask.emit('stt-low-confidence', evt);
else {
this.emit('stt-low-confidence', evt);
returnedVerbs = await this.performAction({reason: 'stt-low-confidence'});
}
} }
} catch (err) { /*already logged error*/ } } catch (err) { /*already logged error*/ }