Nemotron-3-Diarization-litert / ANDROID_VALIDATION.md
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Android validation

The fused v2 artifact was validated on a Samsung Galaxy S23 Ultra (SM-S918U1, Android API 36) using the LiteRT CPU/XNNPACK path with four threads.

The harness fed a mono PCM16 16 kHz multilingual, three-speaker WAV directly to the streaming API in 250 ms blocks. It did not use media playback or the device microphone. The recording was 182.053 seconds / 5,825,786 bytes with SHA-256 54ea7e35b21e7a8206c16bd7be2e94701dbca85ef5647862affcfa683a6cb36c. The audio is not redistributed with this model.

Measurement Result
Status PASS
Accepted audio 182,053 ms
Elapsed wall time 112,252 ms
Wall real-time factor 0.6166
First segment 1,250 ms audio / 814 ms wall
Slowest 250 ms append 735 ms
Loaded process PSS 199,252 KiB
Peak process PSS 352,057 KiB
Stabilized segments 38
Detected speaker channels 3

This is one device run, not a guarantee for other devices. The audio has no human reference annotation, so the run validates execution, streaming latency, resource measurement, and output stability—not diarization error rate.