{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003229},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001348","474:4740003223","474:4740001554","474:4740001139","474:4740003224","474:4740003222","474:4740001846","474:4740001764","474:4740002061","474:4740003053","474:4740001346","474:4740002488","474:4740002376","474:4740001967","474:4740002373","474:4740002959","474:4740001862","474:4740003236","474:4740001659","474:4740001953","474:4740003235","474:4740001232","474:4740002482","474:4740001448","474:4740001126"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.655073769090136,0.6498676922758257,0.5983194951019636,0.5562734712126822,0.5373922788619864,0.5258731587259126,0.5177681261668924,0.5136878195017278,0.510900380871034,0.5092023716003097,0.4944017745454689,0.49400152807799197,0.4878581321961236,0.4726377079908607,0.4629862969127184,0.44911275727857775,0.44285541588344063,0.43930052652778284,0.4326674976596909,0.4303902268841582,0.4278634601732706,0.41963330344276684,0.411872623051811,0.4040538954946332,0.3984058219775921],"twin_dists":[0.11945733982930863,0.12057872043164526,0.13163282501476029,0.1406601557232796,0.14474183283875794,0.1472452809880235,0.14901395595080216,0.14990684179459993,0.1505178248017894,0.1508904301461491,0.15415251292089957,0.15424110515318876,0.15560357966137597,0.15900224613344088,0.16117605149390743,0.16432908515617026,0.16576298957374422,0.16658108284620232,0.16811456007078512,0.16864320722525905,0.16923110691366985,0.17115605147543345,0.17298590832577612,0.17484473190679617,0.17619752866296523],"n_dims_used":45,"mean_confidence":0.9205245971679688},"coverage":{"mean_confidence":0.9205245971679688,"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}}