{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004046},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003085","490:4900001593","490:4900000577","490:4900000665","490:4900001047","490:4900004735","490:4900001458","490:4900004594","490:4900004862","490:4900003613","490:4900002926","496:4960008860","490:4900004326","470:4700002785","490:4900005793","490:4900000659","490:4900006168","490:4900004459","490:4900004595","490:4900000733","490:4900000904","480:4800004622","490:4900005534","493:4930006242","490:4900000689"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,496,490,470,490,490,490,490,490,490,490,480,490,493,490],"twin_sims":[0.5440832779194552,0.523250068517605,0.38550192203249717,0.3433161297680076,0.32917599552215465,0.30926601946466004,0.3088591627386058,0.2794146429081719,0.26210069212013093,0.2592955020462495,0.25903177673982625,0.24211200288446955,0.24008657042457768,0.23670340908336637,0.23229927445465984,0.22873993340238893,0.22482384142084264,0.22419557907964854,0.22370828461952538,0.22201728243149463,0.21989115657179395,0.2179829777410593,0.20999101807539042,0.20851088385826497,0.20754400760122355],"twin_dists":[0.14329258352901275,0.1478169986633041,0.17932173571131726,0.18991039581945957,0.19360995191768757,0.19897122994577907,0.19908279567000273,0.2073976764823777,0.21253645598221269,0.21338871774004772,0.21346913924228506,0.21874155300725084,0.21938839639205948,0.22047680247340298,0.22190900528592222,0.22307958012391046,0.22438148049530018,0.2245917437723749,0.22475509892048498,0.22532381789871794,0.2260429986937927,0.22669243375238263,0.22945484912758377,0.22997424042320525,0.2303148822842375],"n_dims_used":45,"mean_confidence":0.917583974202474},"coverage":{"mean_confidence":0.917583974202474,"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}}