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Understand SPE database scripts

…filling initial data to DB created by ‘create_schema’ script drop.sql – script for quick complete DB cleanup by dropping all SPE tables clean.sql – script for DB cleanup by cleaning data from tables, e.g. when your DB rights don’t allow you to drop tables The intended usage is: when starting with new empty DB (created manually, e.g. using phpMyAdmin, or…

Understand SPE audio converter

…phxspe.exe. FFmpeg: https://ffmpeg.org/download.html SoX: https://sourceforge.net/projects/sox/files/sox/ (The FFmpeg is a bit ‘cleaner’ choice on Windows, since it’s available also as single-executable static build, unlike SoX whose 10+ DLLs clutter up the SPE directory) SPE configuration As a next step it’s necessary to enable and set up the converter in SPE configuration file (in settings/phxspe.properties). Set the audio_converter.enabled to true to enable…

Input audio quality

…of speech technologies (precision of speaker identification, transcription accuracy, etc.). Therefore it is essential to have as clean audio as possible. ? DO’S ? DON’TS Capture the sound as close to the source as possible, i.e. as close to the speaker’s mouth as possible as close to the recording source as possible to minimize the amount of ambient sounds and…