{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960006990},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["488:4880000912","488:4880001002","496:4960006331","496:4960008129","496:4960001030","496:4960002188","488:4880001267","496:4960008237","496:4960007119","488:4880001099","496:4960008841","496:4960007388","496:4960008660","496:4960007998","496:4960006729","488:4880000998","496:4960000928","496:4960005667","488:4880000999","496:4960003728","496:4960005384","496:4960008448","496:4960001568","496:4960005665","488:4880001187"],"twin_admin_codes":[488,488,496,496,496,496,488,496,496,488,496,496,496,496,496,488,496,496,488,496,496,496,496,496,488],"twin_sims":[0.8803580400977413,0.8224596987190593,0.7192545923229561,0.7129350161721496,0.653627736996079,0.6533446207332896,0.651865026500202,0.6512446699104291,0.6285217739510782,0.6192371331485943,0.6077854243168398,0.5937938050844547,0.5933964409429529,0.5929248918339379,0.5858119312230368,0.5518698530175,0.5488900458938099,0.5443828113936993,0.5391582724718272,0.535499621406218,0.5347384206929682,0.5316695469091115,0.5305394936684883,0.5296560957947816,0.5292684244483004],"twin_dists":[0.06556451840221166,0.08120132590787939,0.10543695164743096,0.10683943029688196,0.11976896767203586,0.11982996646243631,0.12014867788497022,0.120282269060987,0.1251635152515391,0.12715329015938076,0.12960580815149195,0.13260218854309247,0.1326873133204796,0.1327883333770921,0.13431263546561842,0.14161001377536184,0.14225343417369987,0.14322778238725742,0.14435899625155213,0.14515240037944138,0.14531760616970435,0.14598413884134512,0.14622977701795176,0.1464218769262776,0.14650619980034268],"n_dims_used":45,"mean_confidence":0.9403550889756944},"coverage":{"mean_confidence":0.9403550889756944,"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}}