{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770000841},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770001499","477:4770001386","477:4770001500","485:4850006673","485:4850006599","477:4770001590","477:4770000661","477:4770001758","485:4850007678","477:4770000102","477:4770000960","485:4850007821","477:4770000699","477:4770000233","477:4770001183","477:4770000710","477:4770001501","477:4770001384","477:4770000101","485:4850007632","485:4850006601","477:4770001065","477:4770001021","499:4990001296","477:4770001088"],"twin_admin_codes":[477,477,477,485,485,477,477,477,485,477,477,485,477,477,477,477,477,477,477,485,485,477,477,499,477],"twin_sims":[0.8704280557439977,0.8364922314694889,0.8241261295079706,0.7902200087224411,0.7891842429003169,0.7372246331680137,0.718636820821272,0.6985761214193706,0.6982149351637202,0.6447674767886326,0.6443081098194277,0.6330994042019034,0.6300663241768573,0.6110977497604284,0.603427342294752,0.6033693053305115,0.6004707832711328,0.5980884208714875,0.59772613514795,0.5959259582762294,0.5941442593883101,0.5871738889431195,0.5815182552531664,0.5685601117231489,0.567849605306844],"twin_dists":[0.06842060412363263,0.07760759623147807,0.08077977853814645,0.08912151226218809,0.08936940277352617,0.1014123733226432,0.10557432541976103,0.11000470701355403,0.11008397717619098,0.12167590320635789,0.12177466257259449,0.12418172152456249,0.12483231279050337,0.12889653227040976,0.1305389966134107,0.1305514242154639,0.13117211250388186,0.13168231349285492,0.1317599041996395,0.13214546883609127,0.13252711488730584,0.1340206883881505,0.13523332322150758,0.13801548980469605,0.13816822627045913],"n_dims_used":45,"mean_confidence":0.9211810641818576},"coverage":{"mean_confidence":0.9211810641818576,"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}}