{ "schema": 1, "language": "en", "lang_code": "a", "dialect": "us", "voice": "am_eric", "speed": 0.88, "sample_rate": 24000, "total_duration": 60.92, "media_sha256": "84fee952fed766c50d91dbb2c5157fae287c974b1ffe352391751310bf2fedee", "media_bytes": 380743, "render_fingerprint": "4533c55376c578466c92a912f785c060061950089ab68baab82d962d0165f1b3", "render_inputs": { "renderer": "render_all_voices-v4", "lesson": "27_replication", "language": "en", "lang_code": "a", "dialect": "us", "voice": "am_eric", "speed": 0.88, "scenes": [ { "narration": "Replication Assay scores parasite counts per vacuole from existing relationships and measurements. The console records settings, filtering, and outputs.", "speech_text": [ "Replication [Assay](/ˈæsA/) scores parasite counts per vacuole from existing relationships and measurements.", "The console records settings, filtering, and outputs." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "Choose the experiment root and confirm that host cells, vacuoles, and parasites have stable identifiers.", "speech_text": [ "Choose the experiment root and confirm that host cells, vacuoles, and parasites have stable identifiers." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "Essentials presents assignment, condition, filtering, scoring, and output controls. Use Modified to audit deliberate changes.", "speech_text": [ "Essentials presents assignment, condition, filtering, scoring, and output controls.", "Use Modified to audit deliberate changes." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "Choose how parasites are assigned to vacuoles and how ambiguous or distant relationships are handled.", "speech_text": [ "Choose how parasites are assigned to vacuoles and how ambiguous or distant relationships are handled." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "Filter segmentation failures from reviewed distributions and images, without erasing uncommon but valid vacuoles.", "speech_text": [ "Filter segmentation failures from reviewed distributions and images, without erasing uncommon but valid vacuoles." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "Define the parasite-count groups and summaries that answer the biological question before running statistics.", "speech_text": [ "Define the parasite-count groups and summaries that answer the biological question before running statistics." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "Run after checking assignments, conditions, filters, and scoring definitions.", "speech_text": [ "Run after checking assignments, conditions, filters, and scoring definitions." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 }, { "narration": "Inspect vacuoles across the count range and review merged or fragmented masks. The saved distributions and statistics remain linked to object-level evidence.", "speech_text": [ "Inspect vacuoles across the count range and review merged or fragmented masks.", "The saved distributions and statistics remain linked to object-level evidence." ], "authored_hold": 0.7, "resolved_hold": 0.52, "speed_multiplier": 1.0, "effective_speed": 0.88 } ], "assembly": { "version": "2026-08-11-natural-sentences-v1", "sample_rate": 24000, "lead_silence_seconds": 0.1, "tail_silence_seconds": 0.18, "sentence_pause_seconds": 0.12, "scene_hold_min_seconds": 0.32, "scene_hold_max_seconds": 0.52, "default_scene_hold_seconds": 0.42, "vad_frame_seconds": 0.005, "vad_peak_ratio": 0.002, "vad_absolute_floor": 2e-05 }, "cadence_profile": { "version": "2026-08-11-af-heart-scene-cadence-v6", "sha256": "4d728d67e73eea7e6203878879992f9050ae4a2677d717efdd68545104eb7812", "bytes": 23008, "enabled": false, "targets": { "slow_wpm": 125.0, "fast_wpm": 145.0, "calibration_wpm": 150.0 }, "safe_multiplier_bounds": { "minimum": 0.68, "maximum": 1.18 } }, "mastering": { "filters": [ "loudnorm=I=-16:TP=-3:LRA=11", "loudnorm=I=-16:TP=-5:LRA=11,alimiter=limit=0.7:attack=5:release=50:level=disabled", "loudnorm=I=-16:TP=-5:LRA=11,alimiter=limit=0.5:attack=5:release=50:level=disabled" ], "codec": "aac", "bitrate": "48k", "channels": 1, "maximum_decoded_true_peak_dbfs": -1.0 }, "pronunciation": { "role": "pronunciation_profile", "version": "2026-08-11-en-natural-v6", "sha256": "1fbaa615cfa904094bdef5cba963539f0e8bec5927192a76b0d503e90c4bb83e", "bytes": 13263 }, "synthesis_runtime": { "model": { "repository": "hexgrad/Kokoro-82M", "snapshot": "f3ff3571791e39611d31c381e3a41a3af07b4987", "config": { "role": "kokoro_config", "name": "14a726edd3718279eac426630879ff743955b16a", "bytes": 2351, "sha256": "5abb01e2403b072bf03d04fde160443e209d7a0dad49a423be15196b9b43c17f" }, "weights": { "role": "kokoro_weights", "name": "496dba118d1a58f5f3db2efc88dbdc216e0483fc89fe6e47ee1f2c53f18ad1e4", "bytes": 327212226, "sha256": "496dba118d1a58f5f3db2efc88dbdc216e0483fc89fe6e47ee1f2c53f18ad1e4" } }, "voice_pack": { "role": "kokoro_voice_pack", "name": "ada66f0eefff34ec921b1d7474d7ac8bec00cd863c170f1c534916e9b8212aae", "bytes": 523420, "sha256": "ada66f0eefff34ec921b1d7474d7ac8bec00cd863c170f1c534916e9b8212aae", "tensor_sha256": "e8b5be17edd1e3636901ce7598baafe2dc8dd8ff707a0c23bf9e461add7e2832", "loaded_tensor_sha256": "e8b5be17edd1e3636901ce7598baafe2dc8dd8ff707a0c23bf9e461add7e2832" }, "software": { "kokoro": "0.9.4", "misaki": "0.9.4", "torch": "2.6.0", "soundfile": "0.14.0", "python": "3.12.4", "implementation": "cpython" }, "inference": { "device": "cuda" }, "mastering_tool": { "version": "ffmpeg version 6.1.1-3ubuntu5+esm10 Copyright (c) 2000-2023 the FFmpeg developers", "version_output_sha256": "92dfb2468e6f5f06919b5433c0f14459ac19b81b1bc2d9fdceb83c6ad42e37b5", "executable": { "role": "ffmpeg_executable", "name": "ffmpeg", "bytes": 342488, "sha256": "ad63ef3f2f18fa92e89f0ec2bde6941e81f83724c8d265414cb659c28077392d" } } } }, "scenes": [ { "scene": 1, "speech_start": 0.0, "speech_end": 8.935, "scene_end": 9.455, "duration": 9.455, "text": "Replication Assay scores parasite counts per vacuole from existing relationships and measurements. The console records settings, filtering, and outputs.", "speech_text": "Replication [Assay](/ˈæsA/) scores parasite counts per vacuole from existing relationships and measurements. The console records settings, filtering, and outputs.", "phonemes": "ɹˌɛpləkˈAʃən ˈæsA skˈɔɹz pˈɛɹəsˌIt kˈWnts pɜɹ vˈækjuˌOl fɹʌm ɪɡzˈɪstɪŋ ɹəlˈAʃənʃˌɪps ænd mˈɛʒəɹmᵊnts. ðə kˈɑnsˌOl ɹəkˈɔɹdz sˈɛTɪŋz, fˈɪltəɹɪŋ, ænd ˈWtpˌʊts.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 0.0, "speech_end": 5.605, "audible_start": 0.1, "audible_end": 5.425, "duration": 5.605, "gap_from_previous": null, "trimmed_lead": 0.19, "trimmed_tail": 0.405, "text": "Replication Assay scores parasite counts per vacuole from existing relationships and measurements.", "speech_text": "Replication [Assay](/ˈæsA/) scores parasite counts per vacuole from existing relationships and measurements.", "phonemes": "ɹˌɛpləkˈAʃən ˈæsA skˈɔɹz pˈɛɹəsˌIt kˈWnts pɜɹ vˈækjuˌOl fɹʌm ɪɡzˈɪstɪŋ ɹəlˈAʃənʃˌɪps ænd mˈɛʒəɹmᵊnts." }, { "sentence": 2, "speech_start": 5.725, "speech_end": 8.935, "audible_start": 5.825, "audible_end": 8.755, "duration": 3.21, "gap_from_previous": 0.4, "trimmed_lead": 0.165, "trimmed_tail": 0.375, "text": "The console records settings, filtering, and outputs.", "speech_text": "The console records settings, filtering, and outputs.", "phonemes": "ðə kˈɑnsˌOl ɹəkˈɔɹdz sˈɛTɪŋz, fˈɪltəɹɪŋ, ænd ˈWtpˌʊts." } ] }, { "scene": 2, "speech_start": 9.455, "speech_end": 15.5, "scene_end": 16.02, "duration": 6.5649999999999995, "text": "Choose the experiment root and confirm that host cells, vacuoles, and parasites have stable identifiers.", "speech_text": "Choose the experiment root and confirm that host cells, vacuoles, and parasites have stable identifiers.", "phonemes": "ʧˈuz ði ɪkspˈɛɹəmənt ɹˈut ænd kənfˈɜɹm ðæt hˈOst sˈɛlz, vˈækjuˌOlz, ænd pˈɛɹəsˌIts hæv stˈAbᵊl IdˈɛntəfˌIəɹz.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 9.455, "speech_end": 15.5, "audible_start": 9.555, "audible_end": 15.32, "duration": 6.045, "gap_from_previous": null, "trimmed_lead": 0.2, "trimmed_tail": 0.43, "text": "Choose the experiment root and confirm that host cells, vacuoles, and parasites have stable identifiers.", "speech_text": "Choose the experiment root and confirm that host cells, vacuoles, and parasites have stable identifiers.", "phonemes": "ʧˈuz ði ɪkspˈɛɹəmənt ɹˈut ænd kənfˈɜɹm ðæt hˈOst sˈɛlz, vˈækjuˌOlz, ænd pˈɛɹəsˌIts hæv stˈAbᵊl IdˈɛntəfˌIəɹz." } ] }, { "scene": 3, "speech_start": 16.02, "speech_end": 23.85, "scene_end": 24.37, "duration": 8.350000000000001, "text": "Essentials presents assignment, condition, filtering, scoring, and output controls. Use Modified to audit deliberate changes.", "speech_text": "Essentials presents assignment, condition, filtering, scoring, and output controls. Use Modified to audit deliberate changes.", "phonemes": "əsˈɛnʧᵊlz pɹizˈɛnts əsˈInmənt, kəndˈɪʃən, fˈɪltəɹɪŋ, skˈɔɹɪŋ, ænd ˈWtpˌʊt kəntɹˈOlz. jˈuz mˈɑdəfˌId tʊ ˈɔdət dəlˈɪbəɹət ʧˈAnʤᵻz.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 16.02, "speech_end": 20.85, "audible_start": 16.12, "audible_end": 20.67, "duration": 4.83, "gap_from_previous": null, "trimmed_lead": 0.18, "trimmed_tail": 0.415, "text": "Essentials presents assignment, condition, filtering, scoring, and output controls.", "speech_text": "Essentials presents assignment, condition, filtering, scoring, and output controls.", "phonemes": "əsˈɛnʧᵊlz pɹizˈɛnts əsˈInmənt, kəndˈɪʃən, fˈɪltəɹɪŋ, skˈɔɹɪŋ, ænd ˈWtpˌʊt kəntɹˈOlz." }, { "sentence": 2, "speech_start": 20.97, "speech_end": 23.85, "audible_start": 21.07, "audible_end": 23.67, "duration": 2.88, "gap_from_previous": 0.4, "trimmed_lead": 0.165, "trimmed_tail": 0.38, "text": "Use Modified to audit deliberate changes.", "speech_text": "Use Modified to audit deliberate changes.", "phonemes": "jˈuz mˈɑdəfˌId tʊ ˈɔdət dəlˈɪbəɹət ʧˈAnʤᵻz." } ] }, { "scene": 4, "speech_start": 24.37, "speech_end": 30.265, "scene_end": 30.785, "duration": 6.414999999999999, "text": "Choose how parasites are assigned to vacuoles and how ambiguous or distant relationships are handled.", "speech_text": "Choose how parasites are assigned to vacuoles and how ambiguous or distant relationships are handled.", "phonemes": "ʧˈuz hˌW pˈɛɹəsˌIts ɑɹ əsˈInd tə vˈækjuˌOlz ænd hˌW æmbˈɪɡjəwəs ɔɹ dˈɪstᵊnt ɹəlˈAʃənʃˌɪps ɑɹ hˈændəld.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 24.37, "speech_end": 30.265, "audible_start": 24.470000000000002, "audible_end": 30.085, "duration": 5.895, "gap_from_previous": null, "trimmed_lead": 0.195, "trimmed_tail": 0.46, "text": "Choose how parasites are assigned to vacuoles and how ambiguous or distant relationships are handled.", "speech_text": "Choose how parasites are assigned to vacuoles and how ambiguous or distant relationships are handled.", "phonemes": "ʧˈuz hˌW pˈɛɹəsˌIts ɑɹ əsˈInd tə vˈækjuˌOlz ænd hˌW æmbˈɪɡjəwəs ɔɹ dˈɪstᵊnt ɹəlˈAʃənʃˌɪps ɑɹ hˈændəld." } ] }, { "scene": 5, "speech_start": 30.785, "speech_end": 38.285, "scene_end": 38.805, "duration": 8.02, "text": "Filter segmentation failures from reviewed distributions and images, without erasing uncommon but valid vacuoles.", "speech_text": "Filter segmentation failures from reviewed distributions and images, without erasing uncommon but valid vacuoles.", "phonemes": "fˈɪltəɹ sˌɛɡməntˈAʃən fˈAljəɹz fɹʌm ɹəvjˈud dˌɪstɹəbjˈuʃənz ænd ˈɪmɪʤᵻz, wɪðˈWt ᵻɹˈAsɪŋ ˌʌnkˈɑmən bˌʌt vˈælɪd vˈækjuˌOlz.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 30.785, "speech_end": 38.285, "audible_start": 30.885, "audible_end": 38.105000000000004, "duration": 7.5, "gap_from_previous": null, "trimmed_lead": 0.17, "trimmed_tail": 0.405, "text": "Filter segmentation failures from reviewed distributions and images, without erasing uncommon but valid vacuoles.", "speech_text": "Filter segmentation failures from reviewed distributions and images, without erasing uncommon but valid vacuoles.", "phonemes": "fˈɪltəɹ sˌɛɡməntˈAʃən fˈAljəɹz fɹʌm ɹəvjˈud dˌɪstɹəbjˈuʃənz ænd ˈɪmɪʤᵻz, wɪðˈWt ᵻɹˈAsɪŋ ˌʌnkˈɑmən bˌʌt vˈælɪd vˈækjuˌOlz." } ] }, { "scene": 6, "speech_start": 38.805, "speech_end": 45.095, "scene_end": 45.615, "duration": 6.810000000000002, "text": "Define the parasite-count groups and summaries that answer the biological question before running statistics.", "speech_text": "Define the parasite-count groups and summaries that answer the biological question before running statistics.", "phonemes": "dəfˈIn ðə pˈɛɹəsˌItkˌWnt ɡɹˈups ænd sˈʌməɹiz ðæt ˈænsəɹ ðə bˌIəlˈɑʤəkᵊl kwˈɛsʧᵊn bəfˈɔɹ ɹˈʌnɪŋ stətˈɪstɪks.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 38.805, "speech_end": 45.095, "audible_start": 38.905, "audible_end": 44.915, "duration": 6.29, "gap_from_previous": null, "trimmed_lead": 0.175, "trimmed_tail": 0.41, "text": "Define the parasite-count groups and summaries that answer the biological question before running statistics.", "speech_text": "Define the parasite-count groups and summaries that answer the biological question before running statistics.", "phonemes": "dəfˈIn ðə pˈɛɹəsˌItkˌWnt ɡɹˈups ænd sˈʌməɹiz ðæt ˈænsəɹ ðə bˌIəlˈɑʤəkᵊl kwˈɛsʧᵊn bəfˈɔɹ ɹˈʌnɪŋ stətˈɪstɪks." } ] }, { "scene": 7, "speech_start": 45.615, "speech_end": 50.105000000000004, "scene_end": 50.62500000000001, "duration": 5.010000000000005, "text": "Run after checking assignments, conditions, filters, and scoring definitions.", "speech_text": "Run after checking assignments, conditions, filters, and scoring definitions.", "phonemes": "ɹˈʌn ˈæftəɹ ʧˈɛkɪŋ əsˈInmənts, kəndˈɪʃənz, fˈɪltəɹz, ænd skˈɔɹɪŋ dˌɛfənˈɪʃənz.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 45.615, "speech_end": 50.105000000000004, "audible_start": 45.715, "audible_end": 49.925000000000004, "duration": 4.49, "gap_from_previous": null, "trimmed_lead": 0.18, "trimmed_tail": 0.43, "text": "Run after checking assignments, conditions, filters, and scoring definitions.", "speech_text": "Run after checking assignments, conditions, filters, and scoring definitions.", "phonemes": "ɹˈʌn ˈæftəɹ ʧˈɛkɪŋ əsˈInmənts, kəndˈɪʃənz, fˈɪltəɹz, ænd skˈɔɹɪŋ dˌɛfənˈɪʃənz." } ] }, { "scene": 8, "speech_start": 50.62500000000001, "speech_end": 60.400000000000006, "scene_end": 60.92000000000001, "duration": 10.295000000000002, "text": "Inspect vacuoles across the count range and review merged or fragmented masks. The saved distributions and statistics remain linked to object-level evidence.", "speech_text": "Inspect vacuoles across the count range and review merged or fragmented masks. The saved distributions and statistics remain linked to object-level evidence.", "phonemes": "ɪnspˈɛkt vˈækjuˌOlz əkɹˈɔs ðə kˈWnt ɹˈAnʤ ænd ɹəvjˈu mˈɜɹʤd ɔɹ fɹˈæɡmˌɛntᵻd mˈæsks. ðə sˈAvd dˌɪstɹəbjˈuʃənz ænd stətˈɪstɪks ɹəmˈAn lˈɪŋkt tʊ əbʤˈɛktlˌɛvᵊl ˈɛvədᵊns.", "authored_hold_after": 0.7, "hold_after": 0.52, "base_speed": 0.88, "speed_multiplier": 1.0, "effective_speed": 0.88, "sentences": [ { "sentence": 1, "speech_start": 50.62500000000001, "speech_end": 55.440000000000005, "audible_start": 50.72500000000001, "audible_end": 55.260000000000005, "duration": 4.815, "gap_from_previous": null, "trimmed_lead": 0.185, "trimmed_tail": 0.4, "text": "Inspect vacuoles across the count range and review merged or fragmented masks.", "speech_text": "Inspect vacuoles across the count range and review merged or fragmented masks.", "phonemes": "ɪnspˈɛkt vˈækjuˌOlz əkɹˈɔs ðə kˈWnt ɹˈAnʤ ænd ɹəvjˈu mˈɜɹʤd ɔɹ fɹˈæɡmˌɛntᵻd mˈæsks." }, { "sentence": 2, "speech_start": 55.56000000000001, "speech_end": 60.400000000000006, "audible_start": 55.66000000000001, "audible_end": 60.220000000000006, "duration": 4.84, "gap_from_previous": 0.4, "trimmed_lead": 0.175, "trimmed_tail": 0.41, "text": "The saved distributions and statistics remain linked to object-level evidence.", "speech_text": "The saved distributions and statistics remain linked to object-level evidence.", "phonemes": "ðə sˈAvd dˌɪstɹəbjˈuʃənz ænd stətˈɪstɪks ɹəmˈAn lˈɪŋkt tʊ əbʤˈɛktlˌɛvᵊl ˈɛvədᵊns." } ] } ] }