{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930002090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930000500","493:4930000769","493:4930003454","493:4930000758","496:4960007332","496:4960012409","470:4700006513","496:4960007187","469:4690007567","493:4930003456","496:4960007644","470:4700006770","470:4700000859","493:4930002256","493:4930000671","493:4930000984","493:4930001082","496:4960007751","470:4700005671","493:4930003803","493:4930002607","493:4930002590","493:4930000668","493:4930000977","493:4930001940"],"twin_admin_codes":[493,493,493,493,496,496,470,496,469,493,496,470,470,493,493,493,493,496,470,493,493,493,493,493,493],"twin_sims":[0.5045030119661055,0.4344836263171399,0.4016204712069791,0.3825141266384338,0.352795752158558,0.35245300323757117,0.3445121707863939,0.34231886531415545,0.3414908356071973,0.33870561276804223,0.33836799590518934,0.33779618839532133,0.33377766835035794,0.3312001561816979,0.3304539002057673,0.3287916316300702,0.3268687008961243,0.32670255841594287,0.3260503180485144,0.32132782495280815,0.3205288010985468,0.3172942158165201,0.3166882799769567,0.31605184428818867,0.315601241888535],"twin_dists":[0.1519233392485798,0.1676937669051462,0.1754265172888952,0.18005210746439082,0.1874756101798772,0.18756304118222314,0.18960126020924634,0.19016859299746683,0.19038327947635464,0.19110746808535764,0.19119546923157305,0.19134462103987307,0.1923966959479766,0.19307513489815428,0.19327209891980568,0.19371171119198502,0.19422178893654135,0.19426593765826405,0.19443937644617101,0.19570093629568713,0.19591540741370422,0.19678670515411056,0.19695048134106508,0.19712269203175037,0.19724473748239882],"n_dims_used":45,"mean_confidence":0.9238537258572048},"coverage":{"mean_confidence":0.9238537258572048,"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}}