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1 Advanced Filtering

One of the most powerful aspects of the LumenVox Speech Tuner is its ability to filter data based a number of factors. Indeed users can combine multiple filters at the same time to show only very specific interactions that may be of interest, even if the…

2 Call Browser Reference

The Call Browser allows you to quickly navigate and listen to large numbers of calls and interactions. The Tuner makes a distinction between a call and an interaction, and this is very apparent in the Call Browser. An interaction is a discrete Speech Engine…

3 Confidence Scores and Thresholds

Each utterance file contains the confidence threshold that was used during the recognition (this was added in LumenVox 12.2 -- see below for information on working with .callsre files that do not have a confidence threshold value). A confidence threshold…

4 Event Log Reference

The Event Log View within the Speech Tuner shows the contents of the LVApp_Tuner.log, which records high-level actions performed by the Speech Tuner. If you need to view more detail than is shown in this log, please review the ASR, TTS or other logs that…

5 Exporting Tuner Data

The Speech Tuner contains a wealth of information, from raw collected data from ASR and TTS interactions that were imported, to calculated metrics and predicted estimates of optimal values. Many of these things can be viewed in a number of useful ways when…

6 Marker Toolbar Mapping Dialog

The Marker Toolbar Mapping Dialog is used to reconfigure the Marker Toolbar that appears towards the top of the Transcriber View. Starting with LumenVox version 13.0, this dialog window allows users to specify the tag or marker associated with each of the…

7 Matching Files Update Dialog

Changes were introduced to the Speech Tuner in version 14.1, which fundamentally altered the way in which grammars and any referenced customer grammars were organized within the sandbox as well as in memory when being used by the Tuner. These changes were…

8 Out-of-Coverage Items

An important feature introduced in version 12.2 of the Speech Tuner is the ability to flag an utterance as "Out of Coverage" (OOC). An OOC utterance is one which you would never expect a speech application to handle. Examples of OOC utterances might be: Non-speech…

9 Sandbox environment

One of the key features of the Speech Tuner is the ability to modify grammars and lexicons and test out the changes with existing audio samples collected. During this process of grammar testing and development, it is highly desirable to limit modifications…

10 Summary Screen Reference

The Summary screen is the main Tuner screen. It will be displayed upon first launching the Tuner and can be accessed at any time by clicking the Summary button in the left-hand navigation bar. It is broken into several areas that provide snapshot views about…

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