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FAQs (Voice Verify)

…if speech quality is not good (audible) enough. The speech quality can be optionally indicated by Audio Quality Estimation score. More info about this feature is available here. During the verification part of process, if the user cannot be authenticated, the agent should ask the user to move to a quieter environment if possible. In case verification is not possible,…

Orbis 1.2.0 Release Notes

Advanced Voice Search Based on the requests from experienced users who have asked for more detailed information about the results provided by our technology, we are introducing a brand new feature – Advanced Voice Search. With this specific view, you can find the most matching voices for a selected recording with just one click – all ranked by score. Case…

Understand SPE configuration file

…cache, if set to 0, cache is disabled server.audio_source_profiles_cache_size = 64 See Audio Source Profiles cache for more detials. server.bsapi_comparator_fa_cache_size # Number of recently used score shifts for false acceptance calibration hold in cache, if set to 0, cache is disabled. Default is 100 000. # Hold per pair of Audio Source Profile with enabled false acceptance calibration and compared…

STT: How to properly convert Confusion Network results to One-best

…word alternatives: The recommended algorithm for converting Confusion Network (CN) to One-best is as follows: loop through all CN timeslots from start to end in each timeslot, get the input alternative with highest score and if it’s not <null/> or _DELETE_ add the input alternative at the end of your output then, loop through all alternatives in your output for…

FAQs (VIN)

Voice Inspector FAQ Q: When I start VIN software, it gives me “License is not for this application” error. A: Please attach the licensing file (license.dat) to the support ticket at our Service Desk. in FAQ Voice Inspector Permalink Q: When I start VIN software, it gives me “License expired” error. A: Please check that the licensing file (license.dat) file…

Speech Quality Estimation (SQE)

…linear coding), A-law or Mu-law, PCM, 8kHz+ sampling Output global score – percentage expression of audio quality (range <0;100>), by default, the global score is calculated based on waveform_n_bits and waveform_snr variables. pesq – value inspired by PESQ (Perceptual Evaluation of Speech Quality). Value is -0.5 to 4.5, the higher rating, the better quality of the recording. Other important statistics…

Keyword Spotting (KWS)

…takes some time – the more pronunciationless keywords in the list, the longer delay occurs before the processing. When keyword list has pronunciations defined for each keyword, even thousands of defined keywords have no impact on performance. Technology searches the recording and returns the list of found keywords, together with score and confidence for each found keyword. The score is…

Releases and Changelogs (Browser)

…when an error occurs, but view all errors and continue creating the evaluation set Fixed: SID Evaluator – invalid GID score values Fixed: SID Evaluator – missing SQE information in report Fixed: SID Evaluator – don’t save disabled recordings to evaluation set Phonexia Browser 3.40.3, BSAPI 3.40.4 (2021-05-28) Fixed: Some minor bugs in licensing system Phonexia Browser 3.40.2, BSAPI 3.40.2…

Speech to Text (STT)

…segments including always one word. Every such segment provides information about start and end, the transcribed word and a score. n-best result provides several alternatives for sentences or bigger segments of speech with its score. It can be useful for analytics programs which can take more input and work on it. It can be used when speaker does not pronounce…

Release Notes

…speech being detected in the audio. When estimating PESQ score using Speech Quality Estimation (SQE), non-speech parts of audio are ignored (since 3.59.0) This improvement helps getting more realistic PESQ scores with audio containing significant amount e.g. silence or ringtones as these get filtered out by internal voice activity detection. Phonexia Browser Transcriptions can be saved to a text file,…

General

…”payload”: { “stream_uuid”: “<uuid>”, “external_id”: “<external_id>”, “result”: “<verdict>”, “speech_length”: <speech_length>, “score“: <score> } } Where <verdict> can state one of the following: there is not enough net speech to make the verification yet voiceprint with external_id does not exist verified not verified not sure speech_length returns the number of seconds of net speech present in the enrollment, <score> returns the

SID: Speaker Identification: Results Enhancement

…User Calibration enables the user to manually add custom variables “shift” and “scale” to the profile. The final score of any comparison using this profile is then adjusted according to this formula: adjusted_score = scale × (original_score + shift) To be able to determine proper shift and scale factors, SID Evaluation must be performed by a trained Phonexia Voice Biometrics…