{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010598},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011507","490:4900011508","490:4900010041","490:4900010148","490:4900012040","490:4900009643","490:4900010567","490:4900010581","490:4900011308","490:4900010152","490:4900009549","490:4900011443","490:4900011171","490:4900010498","490:4900010242","490:4900011244","490:4900010314","490:4900008440","490:4900010497","490:4900009942","490:4900011311","490:4900010240","490:4900011379","490:4900010128","490:4900011509"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.06274232036736456,0.05946725736704756,0.020295224583594187,0.01627987912961165,0.012917105024054453,0.012891010801108079,0.011878314201752947,0.009276371392110851,0.008620545536974474,0.007716568041729272,0.004871816191837798,0.004589009911971134,0.0045753255667646915,0.0045610675052038556,0.004051142707425101,0.003545446632302122,0.003230806069518154,0.0027351057659129228,0.0020400008533336665,0.0019614438381277055,0.0017906431708826615,0.0015574905153646645,0.001486331559255699,0.001446575445119601,0.001445646674509879],"twin_dists":[0.30561755134227164,0.30856218055815193,0.3625973652931729,0.37271151022981314,0.3830396017511826,0.38312863900477345,0.3867138371011025,0.39735161779896855,0.4004520090081571,0.4050912286594176,0.42380847094271357,0.42618193715049957,0.42630011764505055,0.4264235944564743,0.43108769209650605,0.4362735587811657,0.4398518766529897,0.4461934427543414,0.4571436230352917,0.4585902693192348,0.46192907909799896,0.4669951173569985,0.46868117145030547,0.46965589408091946,0.4696789596451215],"n_dims_used":45,"mean_confidence":0.8946222941080729},"coverage":{"mean_confidence":0.8946222941080729,"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}}