{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007631},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005517","490:4900006766","490:4900002635","490:4900008422","490:4900004728","490:4900004852","490:4900008316","490:4900005142","490:4900004726","490:4900005916","470:4700005004","490:4900004979","490:4900008762","490:4900007266","490:4900006174","490:4900005118","466:4660009743","490:4900006173","490:4900008761","466:4660010592","490:4900006170","490:4900001846","490:4900004984","490:4900006182","490:4900006165"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,466,490,490,466,490,490,490,490,490],"twin_sims":[0.3859557779056882,0.34141006941826363,0.32329783505705745,0.27693032022130015,0.25332296457130604,0.24182128832635075,0.2410892125772652,0.22213475043710904,0.2121209493479224,0.19240943244698172,0.1905594989031856,0.18767638341365211,0.18034186697640298,0.17833218052287467,0.17781386679262687,0.17483571842908224,0.17376957306224916,0.17182441721814343,0.1673161015413031,0.16429497313504715,0.16023236116715242,0.1551445862776462,0.15470661533441926,0.15405796431389746,0.15333541050546606],"twin_dists":[0.1792110262522633,0.19040423492136685,0.19517342384217945,0.20812274998946442,0.21522283921248783,0.2188341796211716,0.21906775148548396,0.2252842177604214,0.22871178578806645,0.23579497137521582,0.23648505872080036,0.23756995112098003,0.24038367555507922,0.2411687250305427,0.24137221284676572,0.242549671586781,0.2429746633220985,0.2437548756111804,0.2455878431544477,0.24683614799344444,0.2485412417043382,0.2507215309935017,0.2509116448779651,0.25119393579591437,0.2515094162039029],"n_dims_used":45,"mean_confidence":0.9105125427246094},"coverage":{"mean_confidence":0.9105125427246094,"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}}