{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012410},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012538","490:4900012275","490:4900013178","490:4900012488","490:4900012830","490:4900012898","490:4900012885","490:4900013208","490:4900012888","490:4900012476","490:4900013140","490:4900012992","490:4900013031","490:4900012276","490:4900012264","490:4900012694","490:4900012405","490:4900012558","490:4900012486","490:4900013096","490:4900012959","490:4900012890","490:4900012559","490:4900013241","490:4900012762"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6412124441349338,0.579844076623393,0.45812671580213704,0.4540113930180811,0.39644503268711484,0.3957157995311053,0.36099938596344733,0.34980462345337565,0.31248128340453546,0.28911656923973367,0.2862515407481634,0.28208683096066245,0.2743249428064543,0.25795485685391706,0.2543667547751823,0.25114388867563153,0.2508674267910619,0.24411944777012443,0.23727353003930957,0.2119657267079583,0.20666254681559434,0.18262490717465696,0.17700993560301,0.17635665195391692,0.17625496410352692],"twin_dists":[0.1224399539546785,0.13559245351895557,0.16227654374899714,0.1632117739623081,0.17666920395725774,0.17684489681467272,0.18539591219468446,0.18824011048522546,0.19809250277782386,0.2046028442622331,0.20542222174283484,0.20662213334704482,0.2088874342497297,0.21379807631485406,0.21490033878319237,0.21589884472734902,0.21598487724847965,0.21810390220087017,0.2202926802681922,0.22876576646813854,0.23062637563879265,0.23949932443029734,0.24168866837719505,0.2419465774029572,0.24198678374703447],"n_dims_used":45,"mean_confidence":0.910093010796441},"coverage":{"mean_confidence":0.910093010796441,"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}}