{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000195},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000226","480:4800000157","480:4800000162","480:4800000055","480:4800000054","480:4800000164","480:4800000165","480:4800000022","480:4800000243","480:4800000161","480:4800000255","480:4800000196","480:4800000220","480:4800000001","480:4800000216","480:4800000244","480:4800000021","480:4800000197","480:4800000132","480:4800000215","480:4800000103","480:4800000245","480:4800000188","480:4800000229","480:4800000166"],"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":[0.7414175488201904,0.6674903425188075,0.6641122504380004,0.6579188928137144,0.6384521333952262,0.5617101001384068,0.5565990460120465,0.4856080535637519,0.45163021078625115,0.40512503567076985,0.39208946694045327,0.38951518723507234,0.35324558450449617,0.3479079863583875,0.34665662800961344,0.3415206658602836,0.3280444992017636,0.3178238777962215,0.31708573562656406,0.26179086188010997,0.2442568634959025,0.21923919765732008,0.2171206617423598,0.21128128624417664,0.19076096829176795],"twin_dists":[0.10046466442361948,0.11677592242687546,0.11750649903464144,0.11884383067710841,0.12303283399366935,0.1394889961717256,0.14058997459794517,0.15610388838383732,0.1637543270307419,0.17458914142437082,0.1777208134434299,0.17834490411163412,0.18736093052598593,0.1887266446815448,0.18904841346912402,0.19037554044452681,0.1939097000110248,0.1966436892980369,0.1968430345561338,0.2126303052386133,0.21806037713414553,0.22626446161365538,0.2269871694403703,0.22900410959198145,0.23640967766847956],"n_dims_used":42,"mean_confidence":0.9025128682454427},"coverage":{"mean_confidence":0.9025128682454427,"n_dims_used":42,"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}}