{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003258},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003009","477:4770002926","477:4770003332","477:4770002848","477:4770003327","477:4770002696","477:4770002634","477:4770003330","477:4770001964","477:4770003170","477:4770003268","477:4770003171","477:4770002932","477:4770002927","477:4770003328","477:4770002430","477:4770003410","477:4770003464","477:4770003257","477:4770003395","477:4770003396","477:4770003479","477:4770002782","477:4770001917","477:4770003480"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8707804682000831,0.7974840059918594,0.7967107171985656,0.7633203093921743,0.7451331557402163,0.7052978579953012,0.6875807168852432,0.6775950698096097,0.6460438221462932,0.6442610101188212,0.6282444504025791,0.6260908249529009,0.6117993660372825,0.6078192522400717,0.5779659754215547,0.5774815302529301,0.5694414538445597,0.5652258496583091,0.5616810092983223,0.5609878341888592,0.5554715769322772,0.5454506679567769,0.5420663617910689,0.538983882316926,0.5343424563917589],"twin_dists":[0.0683207402725743,0.08737252435328635,0.08755960914028163,0.09545156933017435,0.09962183276045455,0.10852644639131119,0.11241100917526646,0.11458513455347907,0.1214014497075531,0.12178478799442412,0.125222975818338,0.12568466612885215,0.128746287479855,0.12959856465366779,0.13599542967439565,0.13609939340131116,0.1378260593707111,0.13873244695422493,0.13949525875149185,0.13964449603513993,0.1408330385169305,0.1429968134118207,0.14372909098401693,0.14439679025755728,0.14540356223358278],"n_dims_used":45,"mean_confidence":0.9215801662868923},"coverage":{"mean_confidence":0.9215801662868923,"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}}