{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012405},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012488","490:4900012559","490:4900013031","490:4900012417","490:4900013140","490:4900012694","490:4900013207","490:4900012898","490:4900012489","490:4900012275","490:4900012538","490:4900012476","490:4900012886","490:4900012486","490:4900012410","490:4900012941","490:4900012885","490:4900013138","490:4900013210","490:4900013178","490:4900012332","490:4900012992","490:4900013097","490:4900012888","490:4900012890"],"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":[0.5773613989314883,0.48922682173110593,0.47882552597138234,0.442970257366134,0.40052440619450375,0.36961175424183956,0.3436233163654045,0.3318773576386955,0.3018632375516031,0.2843918660426365,0.26858475857999387,0.25676012389921066,0.25549419924497546,0.25365814867136016,0.2508674267910619,0.2471137250693592,0.22127480030109864,0.20964592407961954,0.194761818906029,0.19144336020841024,0.19119821984145852,0.18901999754200047,0.17826704793515194,0.17071445017301745,0.15745340293826438],"twin_dists":[0.13612517522900444,0.15529959236444313,0.15761637492484476,0.16573660347311467,0.1756890850046531,0.18323832460461603,0.18983094403752135,0.19289660707562958,0.2010145961410458,0.20595671145910377,0.2105880863290222,0.21416401405182245,0.21455293392999258,0.21511918531979105,0.21598487724847965,0.21715904605189126,0.22557444357386422,0.2295757222832317,0.2349240944024591,0.23615476854855874,0.23624626822778894,0.23706291975411128,0.24119427272048735,0.244202926315919,0.24972575762323795],"n_dims_used":45,"mean_confidence":0.9141398111979167},"coverage":{"mean_confidence":0.9141398111979167,"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}}