{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":487,"cluster_id":4870011697},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002907","474:4740002537","470:4700005261","474:4740000156","487:4870011948","487:4870011837","474:4740000606","474:4740000185","474:4740003272","474:4740003013","474:4740004490","474:4740001810","496:4960012044","496:4960009453","474:4740000295","486:4860000892","474:4740000772","478:4780005641","474:4740002799","474:4740000077","496:4960012234","488:4880005585","487:4870012229","467:4670001002","474:4740000387"],"twin_admin_codes":[474,474,470,474,487,487,474,474,474,474,474,474,496,496,474,486,474,478,474,474,496,488,487,467,474],"twin_sims":[0.5825906288184055,0.4547907475652878,0.31902917447093293,0.286171040329782,0.2783761325567506,0.2755723739563158,0.26209189345285216,0.24094314873428319,0.23253750335493537,0.2206537996621455,0.20601668270012738,0.20336659838184218,0.19173354801517065,0.1908603391039621,0.18674424177527602,0.1845226992549926,0.17979874970075738,0.1741235318875863,0.1704626441156604,0.16342107606792838,0.16153413296950342,0.15236540619904684,0.14967762445862415,0.1474728283780831,0.1459013315544359],"twin_dists":[0.1350033294633625,0.16303442524096864,0.19631874277608466,0.20544531510879627,0.2077002960978947,0.20852075828445196,0.21253912018668414,0.21911440877784308,0.22183108096575901,0.22578449510928403,0.23085518944523511,0.2317992212647999,0.23604656029370485,0.2363725179166708,0.23792320460579752,0.23877012412654858,0.2405952209153197,0.24283336074797746,0.24430486114008804,0.24720032479043413,0.24799150314455345,0.2519346570484102,0.25312344114977414,0.25411040095000376,0.2548205420184316],"n_dims_used":42,"mean_confidence":0.9161386035737538},"coverage":{"mean_confidence":0.9161386035737538,"n_dims_used":42,"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}}