Benchmarking Commercial ASR Systems on Code-Switching Speech: Arabic, Persian, and German

In three linesBenchmark of five commercial ASR systems on code-switching (language alternation) across four language pairs: Egyptian Arabic-English, Saudi Arabic-English, Persian-English, German-English. ElevenLabs Scribe v2 achieves lowest WER (13.2% overall). Study proposes BERTScore as more reliable metric than WER for Arabic and Persian pairs.

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