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| """Per-dimension evidence trust policy for taxonomy consumers.""" | |
| from __future__ import annotations | |
| import hashlib | |
| import json | |
| from typing import Any | |
| SOURCE_TRUST_POLICY: list[dict[str, Any]] = [ | |
| { | |
| "dimension": "genre_family", | |
| "trusted": ["groundtruth high/medium", "CLAP high score with MAEST/metadata support"], | |
| "candidate_only": ["CLAP alone", "MAEST Discogs neighbor"], | |
| "rule": "Use CLAP for Turkish-native genre only when corroborated; use MAEST as a Western crosswalk.", | |
| }, | |
| { | |
| "dimension": "genre_subtype", | |
| "trusted": ["groundtruth high/medium", "deterministic title cue"], | |
| "candidate_only": ["CLAP subtype prompts", "MAEST hints"], | |
| "rule": "Do not present subtype as definitive from zero-shot audio alone.", | |
| }, | |
| { | |
| "dimension": "instrumentation", | |
| "trusted": ["groundtruth credits", "stem-window high confidence"], | |
| "candidate_only": ["CLAP instrument tags", "stem-window medium/low confidence"], | |
| "rule": "Mention specific instruments only when GT/stem evidence supports them.", | |
| }, | |
| { | |
| "dimension": "vocal_configuration", | |
| "trusted": ["groundtruth/review labels", "clear stem vocal presence"], | |
| "candidate_only": ["CLAP vocal tags"], | |
| "rule": "Use CLAP vocal configuration as a starting hypothesis for review, not as gold.", | |
| }, | |
| { | |
| "dimension": "vocal_technique", | |
| "trusted": ["groundtruth/review labels"], | |
| "candidate_only": ["CLAP technique prompts"], | |
| "rule": "Do not assert hançere, gazel, or taverna technique unless reviewed or source-supported.", | |
| }, | |
| { | |
| "dimension": "mood", | |
| "trusted": ["lyrics/themes", "review labels"], | |
| "candidate_only": ["CLAP mood tags"], | |
| "rule": "Let lyrics dominate mood when available; CLAP mood is weak cultural evidence.", | |
| }, | |
| { | |
| "dimension": "arrangement_aesthetic", | |
| "trusted": ["groundtruth/review labels", "source-supported recording identity"], | |
| "candidate_only": ["CLAP genre/instrument mixture"], | |
| "rule": "Never infer production arrangement solely from CLAP.", | |
| }, | |
| { | |
| "dimension": "recording_context", | |
| "trusted": ["groundtruth/review labels", "audible/source evidence"], | |
| "candidate_only": ["CLAP/stem context hints"], | |
| "rule": "Live, broadcast, lo-fi, and studio context need explicit evidence.", | |
| }, | |
| ] | |
| def source_policy_hash() -> str: | |
| payload = json.dumps(SOURCE_TRUST_POLICY, sort_keys=True, ensure_ascii=False) | |
| return hashlib.sha256(payload.encode("utf-8")).hexdigest()[:12] | |
| def format_source_policy_for_prompt() -> str: | |
| rows: list[str] = [] | |
| for item in SOURCE_TRUST_POLICY: | |
| rows.append( | |
| "- {dimension}: trusted={trusted}; candidate_only={candidate_only}; rule={rule}".format( | |
| dimension=item["dimension"], | |
| trusted=", ".join(item["trusted"]), | |
| candidate_only=", ".join(item["candidate_only"]), | |
| rule=item["rule"], | |
| ) | |
| ) | |
| return "\n".join(rows) | |