{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960003082},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960001505","496:4960001277","496:4960001882","496:4960003625","496:4960002113","496:4960001988","496:4960002770","496:4960004044","496:4960004158","496:4960001507","496:4960004181","496:4960004334","496:4960002500","496:4960001990","496:4960003470","479:4790005957","496:4960003076","496:4960001843","488:4880005287","470:4700001939","496:4960001879","488:4880005395","496:4960001140","496:4960002179","496:4960005537"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,479,496,496,488,470,496,488,496,496,496],"twin_sims":[0.8226389692994752,0.7597873590790467,0.652176146550014,0.5603022587052705,0.5600736826945164,0.5276411508586121,0.52454459474075,0.49918870121706943,0.49392974285419317,0.4774296516637642,0.4752560627237413,0.4159749138488102,0.3989647803947082,0.3916809902543705,0.3804078334365983,0.36505721089167126,0.36190696930213695,0.3612036707872619,0.3595890627169756,0.35816664817037913,0.35318325443199583,0.3483442777031084,0.34684299114160244,0.34383861302834723,0.339612160055035],"twin_dists":[0.08115604107601813,0.09626786828612151,0.12008167144958751,0.13979212164864024,0.1398413466135143,0.14686029517848093,0.14753476877708815,0.15309454459338262,0.1542569966027791,0.15792849333389722,0.15841509899559042,0.17201681680272518,0.1760632636903769,0.17781971360375542,0.18056863893786274,0.18437614521382162,0.1851673259721939,0.1853444350292183,0.18575170153651008,0.18611126441755513,0.18737681633932268,0.18861460201468183,0.18900045409286786,0.18977528149789077,0.1908714062040769],"n_dims_used":45,"mean_confidence":0.9291358947753906},"coverage":{"mean_confidence":0.9291358947753906,"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}}