{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003222},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003490","490:4900003225","490:4900001452","490:4900003075","490:4900003888","490:4900002028","490:4900001584","490:4900002191","490:4900001453","490:4900003216","490:4900000918","490:4900001202","490:4900002491","490:4900003738","490:4900001722","490:4900002343","490:4900002333","490:4900008540","490:4900002460","490:4900001433","490:4900002025","490:4900002485","490:4900002193","490:4900002495","490:4900005677"],"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":[0.7016178941482152,0.6271679598949024,0.5716600232421215,0.547385719548818,0.5304025645787329,0.522733897655794,0.4990184496889693,0.4937514431773935,0.4874037585004521,0.4722621211576539,0.46679849704102705,0.46534533141647855,0.46498383211781985,0.4613987951888573,0.4578171819181805,0.4502759741616983,0.44496805482073776,0.43596314102449446,0.43176780095823003,0.4302675521677325,0.42808244191854816,0.42039774518069095,0.4161670839509318,0.41044537862372454,0.4046848792010282],"twin_dists":[0.10933647584254512,0.12545376610981107,0.13734935695890313,0.14257847772842044,0.14625954858672494,0.14792957742070972,0.15313212271103396,0.15429647059327256,0.15570455357173277,0.1590865570698478,0.1603155855435881,0.160643296396443,0.16072487488746373,0.16153510188799497,0.16234678096713812,0.16406336284592207,0.16527800784264196,0.1673514867645031,0.16832328130689356,0.16867171719090057,0.16918010052789315,0.17097659367471071,0.1719715215850258,0.17332405233313933,0.17469413287513982],"n_dims_used":45,"mean_confidence":0.914753892686632},"coverage":{"mean_confidence":0.914753892686632,"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}}