{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011172},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010772","490:4900011248","490:4900011299","490:4900011650","490:4900011583","490:4900011231","490:4900010855","490:4900011077","490:4900011654","490:4900011316","490:4900011368","490:4900011083","490:4900011233","490:4900011972","490:4900012097","490:4900011647","490:4900011780","490:4900011841","490:4900010839","490:4900011708","490:4900012111","490:4900010770","490:4900011711","490:4900010684","490:4900011373"],"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":[0.32235544476055505,0.28528384659441086,0.22545782293382838,0.18014750240476804,0.17677011970365963,0.16972225271559555,0.15617587629227594,0.15564253262731562,0.14841358618055067,0.13568331883389434,0.12922409992766018,0.11762528856992643,0.11064097335891979,0.09811349633024889,0.09491793077835661,0.09248376793899225,0.09206431928241625,0.0878412628240582,0.08010514419133322,0.078781721013522,0.07764658460145732,0.0768558072599292,0.0762752194013213,0.07365218990446068,0.06808779024339537],"twin_dists":[0.19542554444933463,0.20570008559250708,0.22416969885926152,0.2404593290623886,0.24178326619296045,0.2446052098170897,0.2502754154665993,0.2505058594720784,0.25368795547764,0.25958213922727036,0.26273240745731047,0.2687021994774738,0.27251770084531635,0.2798564879874598,0.2818451518391786,0.2833956623007236,0.2836660876113175,0.286444588533738,0.2918228117460196,0.2927841240559299,0.29361905720260123,0.2942065222129367,0.2946409441113811,0.2966375028392175,0.30107121300596684],"n_dims_used":45,"mean_confidence":0.8891733805338542},"coverage":{"mean_confidence":0.8891733805338542,"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}}