{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004029},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004087","489:4890004026","489:4890004091","489:4890004024","489:4890004150","489:4890003846","489:4890004263","489:4890004716","489:4890004600","489:4890004152","489:4890003644","489:4890004241","489:4890004670","489:4890004088","489:4890004190","489:4890003771","489:4890004089","489:4890004145","489:4890003660","489:4890004647","489:4890004897","489:4890004262","489:4890004147","489:4890004025","469:4690000829"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,469],"twin_sims":[0.8763572772419943,0.8698913651203185,0.7884803955804635,0.7239031490641175,0.7068439359359385,0.7035804804814026,0.691464102265847,0.6815687326508792,0.6727407686543289,0.6535789816703427,0.6521706371165243,0.6259394645689116,0.6255913260089948,0.623785130081967,0.6188392457780706,0.6154281751597697,0.5760762083703913,0.569022211762028,0.5636188351948932,0.5632995423247686,0.5554061002657746,0.5524821144025597,0.5522430986369821,0.54938629887032,0.5472087588765567],"twin_dists":[0.0667260233412125,0.06857248534421323,0.08953764849329203,0.10440126367026621,0.10818558492238206,0.10890469595130085,0.11156272012624742,0.11372114142943154,0.1156386581614953,0.11977947257698951,0.12008285807239312,0.12571711030336927,0.12579173198407426,0.12617883781140876,0.12723852502500127,0.12796915333722728,0.13640102525036288,0.1379161646265744,0.1390781830398718,0.13914689117920903,0.14084715646865162,0.14147787940724624,0.1415294595185251,0.1421462402635177,0.14261672398897535],"n_dims_used":45,"mean_confidence":0.9200934516059027},"coverage":{"mean_confidence":0.9200934516059027,"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}}