text

text

Word/character-level transcription quality metrics.

TextMetrics dataclass

TextMetrics(
    wer: float,
    cer: float,
    substitutions: int,
    insertions: int,
    deletions: int,
)

WER/CER transcription quality. O(n) via jiwer.

compute classmethod

compute(reference: str, hypothesis: str) -> Self

Compute all text metrics in a single pass.

assert_quality

assert_quality(
    *, max_wer: float = 0.2, max_cer: float = 0.15
) -> None

Raise AssertionError with detailed breakdown on failure.