Audio8-ASR-Infinite-Compressed / evaluation /gpu-long /cuda /causal-alignment-audit.json
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Reduce MLX cache-rebase allocation and report sustained GPU streaming
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{
"status": "supplementary_audit_complete",
"audit": {
"same_session_unambiguous_matches": 291,
"cross_reset_matches": [
{
"reference_index": 131,
"hypothesis_index": 68,
"text": "on",
"reference_start": 132.91000000000003,
"reference_end": 133.42000000000002,
"emitted_seconds": 138.75317345303483,
"lag_from_word_end_seconds": 5.333173453034817,
"lag_from_word_start_seconds": 5.843173453034808,
"alignment_unambiguous": true,
"possible_hypothesis_indices": [
68
],
"may_be_unmatched_in_optimal_alignment": false
}
],
"maximum_seconds": 0.7862039440218496,
"p95_seconds": 0.5573388150148162,
"over_one_second": 0,
"omitted_and_substituted_words_remain_errors": true
},
"original_counts": {
"hits": 301,
"substitutions": 39,
"deletions": 138,
"insertions": 4,
"reference_units": 478,
"hypothesis_units": 344,
"errors": 181,
"error_rate": 0.3786610878661088
},
"original_alignment_timing": {
"measured": true,
"actual_arrival_paced": true,
"timing_basis": "Host receipt relative to post-ready20ms source feeder; complete exposed meeting",
"correctly_matched_units": 301,
"ambiguous_matched_units": 9,
"ambiguity_method": "all minimum unit-cost Levenshtein paths, without timing-based selection",
"unambiguous_matched_units": 292,
"unambiguous_maximum_seconds": 5.333173453034817,
"unmatched_reference_units": 177,
"matched_reference_fraction": 0.6297071129707112,
"min_seconds": -2.344643686963238,
"p50_seconds": 0.43729305997493384,
"p95_seconds": 0.5664107729122065,
"maximum_seconds": 5.333173453034817,
"matched_units_above_one_second": 1,
"all_matched_units_within_one_second": null,
"whole_release_pass": false,
"limitation": "Lag summaries use one deterministic text alignment and are descriptive when alternative optimal alignments exist. Only unambiguous matches can support per-word timing claims. Omissions/substitutions remain errors, never zero-latency successes. Published reference timing uncertainty and overlapping-speaker word order are not independently corrected."
},
"production_ready": false,
"whole_release_pass": false,
"not_a_replacement_score": true,
"method": "Textual matches wholly outside the emitting ASR session cannot identify the spoken word for latency. They remain unresolved recognition evidence, never zero-latency successes. Original global score and latency are retained.",
"inputs": {
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}
}