Merge pull request #528 from watson-developer-cloud/527-speech-issues

Speech issues

Author: mediumTaj

Examples/ServiceExamples/Scripts/ExampleCustomHeaders.cs

@@ -182,7 +182,7 @@ public bool Active
                 _speechToText.EnableWordConfidence = true;
                 _speechToText.EnableTimestamps = true;
                 _speechToText.SilenceThreshold = 0.01f;
-                _speechToText.MaxAlternatives = 0;
+                _speechToText.MaxAlternatives = 1;
                 _speechToText.EnableInterimResults = true;
                 _speechToText.OnError = OnError;
                 _speechToText.InactivityTimeout = -1;

Examples/ServiceExamples/Scripts/ExampleStreaming.cs

@@ -102,7 +102,7 @@ public bool Active
                 _service.EnableWordConfidence = true;
                 _service.EnableTimestamps = true;
                 _service.SilenceThreshold = 0.01f;
-                _service.MaxAlternatives = 0;
+                _service.MaxAlternatives = 1;
                 _service.EnableInterimResults = true;
                 _service.OnError = OnError;
                 _service.InactivityTimeout = -1;

Examples/ServiceExamples/Scripts/ExampleStreamingSplitSamples.cs

@@ -108,7 +108,7 @@ public bool Active
                 _service.EnableWordConfidence = true;
                 _service.EnableTimestamps = true;
                 _service.SilenceThreshold = 0.01f;
-                _service.MaxAlternatives = 0;
+                _service.MaxAlternatives = 1;
                 _service.EnableInterimResults = true;
                 _service.OnError = OnError;
                 _service.InactivityTimeout = -1;

Scripts/Services/SpeechToText/v1/SpeechToText.cs

@@ -1298,7 +1298,6 @@ private SpeechRecognitionEvent ParseRecognizeResponse(IDictionary resp)
                             if (ialternative.Contains("word_confidence"))
                             {
                                 IList iconfidence = ialternative["word_confidence"] as IList;
-
                                 WordConfidence[] confidence = new WordConfidence[iconfidence.Count];
                                 for (int i = 0; i < iconfidence.Count; ++i)
                                 {
@@ -1308,7 +1307,9 @@ private SpeechRecognitionEvent ParseRecognizeResponse(IDictionary resp)
 
                                     WordConfidence wc = new WordConfidence();
                                     wc.Word = (string)iwordconf[0];
-                                    wc.Confidence = (double)iwordconf[1];
+                                    string wordConf = iwordconf[1].ToString();
+                                    double.TryParse(wordConf, out double wordConfDouble);
+                                    wc.Confidence = wordConfDouble;
                                     confidence[i] = wc;
                                 }