{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009778},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012057","490:4900009271","490:4900010792","490:4900010793","490:4900010362","490:4900004935","490:4900007350","490:4900004942","490:4900011732","490:4900010182","490:4900010178","490:4900010629","490:4900004944","490:4900009677","490:4900009166","490:4900010874","490:4900012126","490:4900010176","490:4900010269","490:4900004515","490:4900009374","490:4900009474","490:4900008598","490:4900010777","490:4900012125"],"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":[0.2500364143637966,0.20867929207267621,0.2022515507909072,0.20025766875345816,0.1952019034380396,0.1843313804999669,0.16931113463133318,0.16374619809796545,0.15860421721871862,0.1530666204498106,0.1464446932835982,0.14285360235041553,0.1406571254955083,0.1317740199862688,0.13156072010519596,0.131521819618666,0.13015323758370398,0.12529695543892833,0.12209184108104558,0.12193115511973661,0.1137839937637175,0.11316194699325556,0.10771394219786173,0.10424422284692691,0.10033927806266343],"twin_dists":[0.21624384614975453,0.22991501834560124,0.23219895290967074,0.23291752961521509,0.23476198355441888,0.23884339545499508,0.24477239120292407,0.24706467331794807,0.249233396691691,0.2516270530994035,0.2545743661733059,0.256214085248573,0.25723215732847754,0.26147490856677125,0.26157939104348377,0.26159845975482937,0.2622720506350812,0.264706299146857,0.26635238684660184,0.26643577423270565,0.2707783967322901,0.27111966176931124,0.27417216380723647,0.2761791789425793,0.2785011774625491],"n_dims_used":45,"mean_confidence":0.9231938680013021},"coverage":{"mean_confidence":0.9231938680013021,"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}}