{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960004996},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960006001","496:4960005578","496:4960006119","496:4960004522","496:4960005853","496:4960007062","496:4960005985","496:4960005132","478:4780000631","496:4960005996","496:4960005283","496:4960007581","496:4960006663","496:4960005590","478:4780000772","496:4960004997","478:4780001586","496:4960004984","496:4960007717","496:4960006254","469:4690008837","496:4960005137","496:4960012543","496:4960007460","496:4960007318"],"twin_admin_codes":[496,496,496,496,496,496,496,496,478,496,496,496,496,496,478,496,478,496,496,496,469,496,496,496,496],"twin_sims":[0.6723334115521008,0.6558307638191205,0.6283863062478613,0.5938484618197107,0.565346639891308,0.5291099997349414,0.4781093788771617,0.47257651586558824,0.47174566211811236,0.41558404767506235,0.41264689536660565,0.40082468177685765,0.3826473766434834,0.36385259922595203,0.35846859608095366,0.3583772845080478,0.35618120700996336,0.35426517480002806,0.3527780263413296,0.35061951252211954,0.3054248315920037,0.30534780723020905,0.30499446603396196,0.3025983547263911,0.29507699525732617],"twin_dists":[0.11572697385950359,0.11929415363088193,0.12519256094826425,0.1325904799635105,0.13870646488602942,0.1465406627593074,0.15777646918712115,0.15901598088982838,0.15920252723892372,0.17210897320957186,0.17280268112660385,0.17561712019948886,0.18001947627067244,0.18467827318835178,0.1860348759045829,0.1860579729480898,0.18661437888368917,0.18710127795066891,0.1874801307323074,0.18803149630742982,0.20002792617915982,0.20004919348644498,0.20014679483658107,0.2008103946951796,0.20291357775014032],"n_dims_used":45,"mean_confidence":0.9234021504720052},"coverage":{"mean_confidence":0.9234021504720052,"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}}