{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000975},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000796","480:4800000930","480:4800001005","480:4800001036","480:4800000962","480:4800000977","480:4800001095","480:4800001009","480:4800001145","480:4800000711","480:4800000848","480:4800000869","480:4800001144","480:4800000300","480:4800000873","480:4800000971","480:4800000888","480:4800000928","480:4800000968","480:4800000755","480:4800000953","480:4800000925","480:4800000976","480:4800000924","480:4800001041"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.7747503785617461,0.6396497704537757,0.5891400377627446,0.5653148012009361,0.541560035284304,0.5396763285117795,0.4841189997091184,0.4408239957007693,0.35537222808291963,0.3501997070467,0.29578918398450876,0.2914154509631988,0.27941470461903767,0.2640091055361682,0.2627139100721308,0.26144781832717046,0.257022614932047,0.2541165449989719,0.24176593718787304,0.23468144355134266,0.22060385391107867,0.200922261996714,0.19260843356986826,0.19184285254603814,0.1754136583244615],"twin_dists":[0.09278791716163357,0.12277563414154538,0.1335992998788493,0.13871331334530052,0.1438387182376239,0.14424673635486496,0.15643537373113192,0.16623016967854104,0.18681978979401706,0.18813893610323995,0.2027130902239587,0.20394888099715067,0.2073976585203131,0.2119599130136191,0.21235091365045497,0.21273429625443518,0.21408352296161778,0.21497756951894018,0.2188518236096284,0.22113214840070758,0.22580140627743253,0.23267747144326165,0.23572101324098144,0.2360058312907952,0.2423200629050054],"n_dims_used":43,"mean_confidence":0.9162311997524527},"coverage":{"mean_confidence":0.9162311997524527,"n_dims_used":43,"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}}