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Understand SPE database

…by server.identifier or server.logging.database.identifier configuration settings (see SPE configuration file explained for details) ProcessId numeric PID of the process which created the log record Thread identifier of thread which created the log record ThreadId numeric ID of thread which created the log record Priority priority of the operation which created the log record Text raw log text as it would…

Speaker Identification

…of the system means setting up the technology in such a way that it would provide the maximum value to the Client depending on the use case. Overview of the calibration steps: Setting up the threshold Every two voice captures (streams) are similar to some extent. The similarity is explained by a number. The higher the number, the higher the…

Releases and Changelogs (SPE)

…alternative word New: KWS confidence value calculation can be modified using confidence_shift and confidence_sharpness values (see KWS results explained article for more details) New: Added utterance_length to SID/SID4 voiceprint results New: Added /output_stream and audio file player (/utils/player/output_stream) endpoints New: Added 5th generation of AR_XL (Arabic Levantine) (Beta version) of STT, KWS and PHNREC (combines both North- and South Levantine,…

Keyword Spotting (KWS)

…the fact that it’s set on confidence, which is recalculated from raw score using a sigmoid function. It’s strongly recommended to check details in Keyword Spotting results explained article. Keyword list example Here you can see an example of keyword list in JSON format for Speech Engine. a contract keyword, which is enabled (i.e. will be included in search), not…

Understand SPE processing queue

…their priority (see Task prioritization section in REST API documentation and also Understanding SPE processing priority article); handling tasks with identical priority follows the FIFO principle. Tasks are picked up from the queue and handled by workers (which allocate instances of technologies for processing – see Speech Engine and technologies, instances, workers… explained for more details). Number of tasks which…

Quick Start Guide

…this page. Installation After you downloaded Orbis, you need to install it. Installation steps are explained here. Apart from Orbis OVA package, you will need also latest version of Virtualbox or KVM. First login and user creation When you have Orbis installed and running, log in. Open your web browser and type the ip address of your Orbis installation. On…

Understand SPE configuration file

…workers… explained article. server.n_task_limit # Sets limit for number of pending operations. server.n_task_limit = 1000 Sets the maximum number of “pending” tasks (see the asynchronous requests statuses in REST API documentation). This value basically sets the size of processing queue and therefore indirectly defines how quickly would the server be able to react to changes. E.g. if the server is…

KWS: Results explained

This article aims on giving more details about Keyword Spotting outputs and hints on how to tailor Keyword Spotting to suit best your needs. Scoring Keyword Spotting works by calculating likelihood ratios (LR) that at a given spot occurs a keyword or just any other speech, and comparing those two likelihood ratios. The following scheme shows Background model for anything…

STT: Results explained

This article aims on giving more details about Speech To Text outputs and hints on how to tailor Speech To Text to suit best your needs. In the process of transcribing speech, the Speech To Text technology usually identifies multiple alternatives for individual speech segments, as multiple phrases can have similar pronunciations, possibly with different word boundaries, e.g. “eight tea…