VoiceBase High Accuracy Transcription

Automatic Transcription and Keyword Extraction To Improve Business Processes

Increase the value of your Twilio audio recordings with the world's most accurate and incredibly fast, speech recognition solution. Automatically detect and discover what's said, using keyword and topic extraction to garner a greater knowledge about your business. Twilio developers can now automate important business processes based on what customers are saying to save resources, improve customer experience and better the agent training process. Transcription and keyword analytics are returned from VoiceBase in JSON data within 2 hours, for faster turnaround.

  • Accurate Transcription

    Recordings sent from Twilio are quickly processed in parallel by VoiceBase, using a proprietary speech engine to deliver industry-leading accuracy. VoiceBase returns a JSON response with a time aligned transcript, TXT and SRT formats and with speaker identification if dual channel is utilized.

  • Keyword and Topic Discovery

    VoiceBase automatically extracts the keywords and topics that are most important to your content. Discovered keywords and topics are delivered under the keywords object in the JSON response. Keywords include the start `s` and end `e` times and position `p` of each keyword in the transcript.

Sample annotation responses

Transcription Response

Transcripts are sent back with the format requested txt for plain text transcripts and srt for closed caption transcripts. Each word and punctuation is individually identified with end `e`, start `s`, confidence `c` and position `p`.

"media": {
  "transcripts": {
      "text": "This is a test recording. ", 
     "words": [ { "w": "This", "e": 2210, "s": 1760, "c": 0.7, "p": 0 },
                { "w": "is", "e": 2290, "s": 2210, "c": 1, "p": 1 },
                { "w": "a", "e": 2760, "s": 2290, "c": 0.759, "p": 2},
                {"w": "test", "e": 3560, "s": 2760, "c": 0.533, "p": 3},
                {"w": "recording", "e": 3639, "s": 3560, "c": 0.501, "p": 4} ],
       "srt": "1\n00:00:01,76 --> 00:00:07,97\nThis is a test recording."

Topics and Keyword Response

Discovered topics are listed followed by the keywords associated to the topics.

"media": {
    "topics": {
      "topics": [
           "name" : "Law of obligations",
           "score" : 0,
           "keywords" : [ { "internalName": [ "payment" ],
                                     "t": { "unknown": [ "116.71", "185.72" ] },
                                  "name": "Payment",
                                 "score": "1" } ],
           "similarCategories" : [   ],
           "subcategories" : [  ],
           "speakers" : [ "unknown" ],
           "type" : "category"
         } ]
     "keywords": {
         "words" : [ { "t": { "unknown": [ "197.69", "200.9" ] },
                       "name": "air conditioning service",
                       "relevance": "0.982013790038"
                      } ]
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