{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002834},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002471","474:4740001940","474:4740003110","474:4740001836","474:4740003019","474:4740002044","474:4740002250","474:4740002149","474:4740003200","474:4740001939","474:4740001930","474:4740002558","474:4740002037","474:4740002035","474:4740002664","474:4740003291","474:4740002757","474:4740002365","474:4740002567","474:4740002147","474:4740002453","474:4740001002","474:4740001736","474:4740002758","474:4740001218"],"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":[0.5950142039568709,0.5700767350554883,0.4785250458850107,0.4337891267350218,0.42564855905729376,0.41256993800596015,0.40990025457834517,0.34543868430780234,0.34019782331020143,0.31865201366377904,0.31178264441377884,0.3009009105351039,0.27834419475183925,0.26523809601393167,0.2509111459247292,0.24621198929474483,0.23709149714095862,0.23291834964974437,0.23244523190761013,0.22122732796534447,0.21981861296541516,0.20633602396059544,0.19668797033741484,0.18775322627706745,0.18501912910644144],"twin_dists":[0.13234076449281867,0.13768953622376398,0.15768353768593232,0.1678545974251113,0.16974761950792863,0.17282088594801506,0.17345333950640102,0.18936217966527913,0.190719081378332,0.1964203504600774,0.19828299868077867,0.2012823505196811,0.20770961358534476,0.2115900049403529,0.21597126820933807,0.2174428132118834,0.22035143690776846,0.22170661561059524,0.22186125659017125,0.22559048701731277,0.22606761914501108,0.2307419935167181,0.2342164377450848,0.23754088495349268,0.23858025036126906],"n_dims_used":45,"mean_confidence":0.921150885687934},"coverage":{"mean_confidence":0.921150885687934,"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}}