{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000432},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000727","490:4900000189","490:4900000291","490:4900000523","490:4900000358","490:4900000181","490:4900000191","496:4960009081","490:4900000956","490:4900000620","496:4960008875","490:4900000431","490:4900000618","490:4900000731","490:4900001322","490:4900001092","496:4960006511","496:4960009182","490:4900001196","496:4960008779","490:4900000294","490:4900000045","490:4900000356","490:4900004036","490:4900000518"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,496,490,490,490,490,490,496,496,490,496,490,490,490,490,490],"twin_sims":[0.7708163896546278,0.7680807846827914,0.7318221761940925,0.7212838761561534,0.7094713501154691,0.6223881821427636,0.5813431314647614,0.5531494778989632,0.5473434383938607,0.5380708558663323,0.49436331301529013,0.4716246104590996,0.4671903747484102,0.45275222340667215,0.4507539954390494,0.4506758535287758,0.44929852893468625,0.44394491680119563,0.43788869164856414,0.43619578140157295,0.43498306803097314,0.4324014506740883,0.42948886276038556,0.42615259771155634,0.4238429387685438],"twin_dists":[0.09370875444687941,0.09434652782411813,0.10262841464203584,0.10498526806174026,0.10760556468058537,0.12647818712221615,0.13527088540710375,0.14133387947703313,0.142587615703179,0.14459470052058365,0.15416102525231004,0.15922971536090202,0.16022727135917128,0.16349854498107888,0.1639542392757196,0.16397207470251907,0.16428663066755042,0.16551277073988627,0.16690670859619003,0.16729770842679761,0.1675781710164467,0.16817626222138501,0.168852764204611,0.1696299808184859,0.17016951285097487],"n_dims_used":45,"mean_confidence":0.9173308478461372},"coverage":{"mean_confidence":0.9173308478461372,"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}}