{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003592},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003770","474:4740004426","487:4870011595","474:4740003849","478:4780001168","474:4740004286","486:4860000778","474:4740004457","486:4860000843","474:4740003932","474:4740003431","478:4780005974","474:4740003432","486:4860000720","474:4740003603","474:4740003517","474:4740004427","474:4740004438","474:4740003440","474:4740004563","474:4740003443","474:4740004301","474:4740004689","474:4740003843","478:4780005829"],"twin_admin_codes":[474,474,487,474,478,474,486,474,486,474,474,478,474,486,474,474,474,474,474,474,474,474,474,474,478],"twin_sims":[0.5833127193521642,0.5827647126127216,0.5554581742884439,0.5552468417163169,0.5352188353035542,0.5232612783239317,0.5162157140835314,0.5060965931695195,0.5041589426334911,0.49411438179120404,0.49311351134986153,0.48999695567185175,0.48235654272560285,0.47564947283812903,0.4753797263227889,0.4626252253096332,0.4576775922253412,0.4547124079841229,0.4484995127056505,0.448030759333433,0.44795252064917424,0.44557027102132946,0.4404542340230213,0.44031252324049064,0.43401761149234497],"twin_dists":[0.1348484793570745,0.13496599643351176,0.14083592834870454,0.14088149652885554,0.14521333479466064,0.14781455404495644,0.1493534638430036,0.151572789255873,0.15199906529943846,0.1542161235276476,0.15443773720729617,0.15512865742199572,0.15682813261571207,0.15832697176910931,0.15838739471889654,0.16125767811526165,0.16237846125502953,0.16305224704529095,0.1644692770938447,0.16457648600044042,0.16459438414131927,0.16513992365113292,0.1663152963269902,0.16634792841590867,0.16780167409760238],"n_dims_used":45,"mean_confidence":0.9235802544487848},"coverage":{"mean_confidence":0.9235802544487848,"n_dims_used":45,"similarity_metric":{"field":"twin_sims","kind":"cosine_in_zscored_morphology_space","range":"[-1, 1]; higher = more similar","interpretation":"cosine similarity in the z-scored feature space (n_dims_used dims). High-dimensional cosine concentrates near 0, so absolute values are typically SMALL and are meaningful only RELATIVELY (rank order / vs the cohort) — NOT a 0–1 probability. mean_confidence is the SEPARATE GUM uncertainty weight of the anchor's witnessed features, not a function of the similarities."}},"error":null}}