{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012443},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012370","490:4900012919","490:4900012723","490:4900012368","490:4900012440","490:4900012724","490:4900012588","490:4900012926","490:4900012921","490:4900012666","490:4900012658","490:4900012252","490:4900012593","490:4900012918","490:4900012594","490:4900000856","490:4900013285","490:4900012448","490:4900000999","490:4900012445","497:4970001945","490:4900000304","497:4970001946","490:4900000980","490:4900012447"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,497,490,497,490,490],"twin_sims":[0.45012444260537093,0.36440299638291407,0.35078898561918176,0.3291070821566166,0.3109198249215359,0.2951880332544708,0.252010778255301,0.2396718496910897,0.23749509133810381,0.1952432951845314,0.1860204155870493,0.15962795295345925,0.1363404866211551,0.10555523126177989,0.10285867960872327,0.09505720854560105,0.09472097509460671,0.08399481893918334,0.08135908865621808,0.0813421997595862,0.07280526138160055,0.07147919752863681,0.07041840208594448,0.07029758560887214,0.06956464289651021],"twin_dists":[0.16409796376903157,0.18454016585617927,0.18798814253368462,0.19362819172831,0.1985185979345048,0.20288230078376818,0.21562946736503977,0.2195212782770548,0.22022120430635503,0.23474674942378265,0.23819836754081355,0.24879758728295281,0.25926799002978956,0.27541482426800945,0.276995171178635,0.2817573871448035,0.2819694350914008,0.28906922719189876,0.29092364809883076,0.29093568459178987,0.2972944208100884,0.29833551082180493,0.29917966821483444,0.2992764643891656,0.2998665984902072],"n_dims_used":45,"mean_confidence":0.9124761793348525},"coverage":{"mean_confidence":0.9124761793348525,"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}}