{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740000772},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003193","474:4740000151","487:4870011706","474:4740003173","487:4870011827","478:4780002788","474:4740000356","487:4870012969","474:4740003013","474:4740000174","474:4740000292","474:4740000185","474:4740002733","474:4740002821","474:4740000077","474:4740000606","487:4870012818","474:4740003187","474:4740002813","474:4740000317","474:4740000101","474:4740000479","474:4740002537","487:4870011948","487:4870013169"],"twin_admin_codes":[474,474,487,474,487,478,474,487,474,474,474,474,474,474,474,474,487,474,474,474,474,474,474,487,487],"twin_sims":[0.6464062333813969,0.5532709866114695,0.5519903796482064,0.5351813944922811,0.5116566608794743,0.4884327089679789,0.48034741456899455,0.4662115798744482,0.4532390046788797,0.4373246494643574,0.43325883157994793,0.42033746790318116,0.38881671252371813,0.36567714341857593,0.35847873005184466,0.34750182671794155,0.3459708162303291,0.34264615904883855,0.3416892500895026,0.3391939970684449,0.3377324445496422,0.3271743579352901,0.3250564319826466,0.32265182191647135,0.3114775736773762],"twin_dists":[0.12132350598426837,0.14130766393095912,0.14158400064941293,0.14522146044435127,0.1503519714520374,0.15547593426039566,0.15727641221679584,0.16044790182658636,0.16338764766969238,0.16703691497024584,0.16797747145787806,0.17099073914706514,0.17851457073810212,0.18422085614411948,0.18603231272689472,0.18883101581448739,0.18922502019055298,0.1900838107267247,0.19033181047108716,0.1909802523042151,0.19136125658558137,0.19414059967102254,0.1947040330562443,0.19534620947808295,0.1983662578775371],"n_dims_used":45,"mean_confidence":0.9209523518880208},"coverage":{"mean_confidence":0.9209523518880208,"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}}