{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001325","490:4900001196","490:4900004599","490:4900002506","490:4900001613","490:4900000268","490:4900001071","490:4900002493","496:4960008036","490:4900001322","490:4900000731","490:4900001459","490:4900004036","490:4900000338","496:4960008031","490:4900003887","490:4900000691","490:4900000229","496:4960009182","490:4900000202","496:4960008137","490:4900007019","490:4900001885","490:4900001728","490:4900003207"],"twin_admin_codes":[490,490,490,490,490,490,490,490,496,490,490,490,490,490,496,490,490,490,496,490,496,490,490,490,490],"twin_sims":[0.6765218118139732,0.6443934956982736,0.5814003017365295,0.5194218192921025,0.5156889424561129,0.47261664865531067,0.4696134302310932,0.4641202492789161,0.4411562866323298,0.43580785970439023,0.4324693320328473,0.4241814936734227,0.42023427154907245,0.4202241551683033,0.4193455636463843,0.41765824516155087,0.41639633383222363,0.4110940608331226,0.4071727951220969,0.40557530001186387,0.4010135947819588,0.39756634987938716,0.397188175672828,0.3903466249302912,0.38902617057822486],"twin_dists":[0.11481824189365883,0.12175630618703531,0.1352586228963278,0.14865256715847214,0.14946872359580052,0.15900697289777813,0.1596817687250929,0.16091984633498496,0.16615369328728444,0.16738738873879505,0.1681605175854213,0.17009035067409048,0.17101495857684001,0.17101733295290092,0.1712236362110971,0.17162035371363185,0.1719174982762097,0.17317030231326522,0.17410135226785842,0.17448179162361532,0.1755718573503686,0.1763993363846003,0.17649031256337985,0.1781431255822547,0.17846367620617723],"n_dims_used":45,"mean_confidence":0.9087351481119792},"coverage":{"mean_confidence":0.9087351481119792,"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}}