{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010955},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010956","490:4900011031","490:4900010876","490:4900009679","490:4900004934","490:4900009780","490:4900010451","490:4900010953","490:4900012057","490:4900010779","490:4900009881","490:4900010536","490:4900010450","490:4900010951","490:4900009779","490:4900011022","490:4900004935","490:4900004806","490:4900010952","490:4900009678","490:4900009270","490:4900010542","490:4900005220","490:4900010792","490:4900010954"],"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":[0.5369602235602519,0.36571639614452645,0.3183322767484189,0.2629810067012076,0.2609838056500812,0.1877585133601752,0.17008259794233502,0.16920224193844857,0.15180748599850655,0.15081147044397689,0.14990807986649377,0.12912433362516662,0.12012180717174795,0.11990345322267908,0.11579075539800814,0.1037028630601022,0.10149482473767256,0.09223641669902147,0.08873956321621257,0.08241724590846573,0.07848376189694393,0.07437599425346147,0.07371912502837208,0.06647871984556902,0.06367624430169677],"twin_dists":[0.1448355319851168,0.184211028052889,0.19650654108442023,0.21227018256659727,0.21287509441597638,0.2375388853966069,0.24445891422525426,0.24481672131714396,0.252180145066607,0.25262005090749684,0.2530208997594171,0.262781986842062,0.2673805649121646,0.2674953165491047,0.26968715139479227,0.27649699151884044,0.27780680885535936,0.2835550160924403,0.2858448337005995,0.29017347053613796,0.29300234284131516,0.2960809075783773,0.29658584567152163,0.3024081287300051,0.30480099056025367],"n_dims_used":45,"mean_confidence":0.9189387003580729},"coverage":{"mean_confidence":0.9189387003580729,"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}}