{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003618},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003803","489:4890004378","489:4890004938","479:4790003326","470:4700006703","489:4890003621","489:4890003739","489:4890004569","489:4890004426","489:4890004008","489:4890004425","479:4790003072","489:4890004377","489:4890004704","479:4790002232","489:4890004048","489:4890004217","489:4890004891","489:4890004563","489:4890004652","489:4890004047","489:4890004613","489:4890004894","489:4890004750","489:4890003869"],"twin_admin_codes":[489,489,489,479,470,489,489,489,489,489,489,479,489,489,479,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8600056213196297,0.8178153427609586,0.7441583150771339,0.7314766152165388,0.7096094485278512,0.6582502021769258,0.6524770755069844,0.6499734273704084,0.6490352417831546,0.6369617744412169,0.6111560914290161,0.604861880410412,0.5873699681965073,0.5863451265822582,0.5838910296733172,0.5818454976170786,0.5730017974225997,0.5713211277599624,0.5703173918269363,0.5613515940236733,0.5571541326138872,0.5484179200718113,0.5409875668295235,0.5348832322046029,0.5336123333780983],"twin_dists":[0.0713284951719558,0.08236924430061476,0.09984324152911023,0.1027060103331064,0.10757505159690421,0.1187723557547737,0.12001685472426302,0.12055596018862218,0.12075789082602299,0.12335282089091153,0.12888403903460569,0.13023181862430308,0.1339786606173399,0.13419833546507282,0.1347244725074925,0.13516313557367343,0.13706114673381312,0.13742216220801845,0.13763782302112487,0.1395661772022729,0.14047033361023886,0.14235543143435703,0.14396268902766463,0.14528617364044477,0.14556209140669465],"n_dims_used":45,"mean_confidence":0.9171012030707465},"coverage":{"mean_confidence":0.9171012030707465,"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}}