{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740003567},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740003486","474:4740003400","474:4740003895","474:4740003568","474:4740003477","474:4740003725","474:4740003995","474:4740003488","474:4740003399","474:4740003727","474:4740003650","486:4860000834","474:4740003728","474:4740003481","474:4740003492","474:4740003562","474:4740005324","486:4860000749","486:4860000946","474:4740003495","474:4740003656","474:4740003496","474:4740003411","474:4740005325","474:4740003642"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,486,486,474,474,474,474,474,474],"twin_sims":[0.9391572401611479,0.7808724634848703,0.5825654744562346,0.5144969141211662,0.4769054085865532,0.4670875130572637,0.453660226347555,0.4409009162957897,0.440388138797024,0.4382091884548904,0.42326090387242915,0.41974390749737706,0.4190135290595502,0.39941717380842984,0.39061919002260825,0.3834138515403984,0.383254178546215,0.37851773232061225,0.37005556567275233,0.3677773253718494,0.36524781941741025,0.35975846147367735,0.35489523179676435,0.33259906025214686,0.33096565333033434],"twin_dists":[0.046017505031741526,0.09134589672535065,0.1350087239947845,0.14972965096966442,0.15804579057948434,0.16025044997147633,0.16329172137326764,0.16621246449254332,0.16633051572652016,0.166832752969976,0.1703056681863882,0.17113007786874856,0.17130164945108084,0.17595465901651827,0.17807702162895242,0.17983188218797236,0.17987094719902536,0.18103332928517518,0.18312782659725213,0.18369575466949184,0.18432838489138725,0.18570892886607737,0.1869410189460326,0.19270656666504332,0.19313700248247306],"n_dims_used":45,"mean_confidence":0.9224107530381944},"coverage":{"mean_confidence":0.9224107530381944,"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}}