
ASR — 24680 Clean (WAV)
Synthetic clean tone sequence encoding digits 24680 (two four six eight zero). Pair with the noisy twin and transcript JSON for ASR evaluation.
- File
- WAV · Asr · 16000
- Use case
- ASR testingAudio analysis· Paired fixture
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Synthetic clean tone sequence encoding digits 24680 (two four six eight zero). Pair with the noisy twin and transcript JSON for ASR evaluation.

Noisy twin of the digit sequence 24680 at ~7 dB SNR. Score ASR against the shared transcript JSON.

Ground-truth transcript for the 24680 ASR utterance pair — expected text: “two four six eight zero”.

Synthetic clean tone sequence encoding digits 4567 (four five six seven). Pair with the noisy twin and transcript JSON for ASR evaluation.

Noisy twin of the digit sequence 4567 at ~7 dB SNR. Score ASR against the shared transcript JSON.

Ground-truth transcript for the 4567 ASR utterance pair — expected text: “four five six seven”.

Synthetic clean tone sequence encoding digits 89 (eight nine). Pair with the noisy twin and transcript JSON for ASR evaluation.

Noisy twin of the digit sequence 89 at ~7 dB SNR. Score ASR against the shared transcript JSON.

Ground-truth transcript for the 89 ASR utterance pair — expected text: “eight nine”.

Synthetic clean tone sequence encoding digits 987654 (nine eight seven six five four). Pair with the noisy twin and transcript JSON for ASR evaluation.

Noisy twin of the digit sequence 987654 at ~7 dB SNR. Score ASR against the shared transcript JSON.

Ground-truth transcript for the 987654 ASR utterance pair — expected text: “nine eight seven six five four”.

Short synthetic cue tone for “one” — clean reference for wake-word / digit ASR smoke tests.

Noisy twin of the “one” cue tone (~5 dB SNR).

Short synthetic cue tone for “zero” — clean reference for wake-word / digit ASR smoke tests.

Noisy twin of the “zero” cue tone (~5 dB SNR).

Extra synthetic digit utterance 0000 (zero zero zero zero) — clean twin.

Noisy twin of digit sequence 0000.

Ground-truth transcript for extra ASR utterance 0000.

Extra synthetic digit utterance 1111 (one one one one) — clean twin.

Noisy twin of digit sequence 1111.

Ground-truth transcript for extra ASR utterance 1111.

Extra synthetic digit utterance 2222 (two two two two) — clean twin.

Noisy twin of digit sequence 2222.
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