Abstract:Code-switching (CS) metrics in NLP that are based on word-level units are misaligned with true bilingual CS behavior. Crucially, CS is not equally likely between any two words, but follows syntactic and prosodic rules. We adapt two metrics, multilinguality and CS probability, and apply them to transcribed bilingual speech, for the first time putting forward Intonation Units (IUs) -prosodic speech segments -as basic tokens for NLP tasks. In addition, we calculate these two metrics separately for distinct mixing… Show more
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