{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980000532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980001578","498:4980002676","485:4850008978","500:5000008564","498:4980000393","498:4980001465","498:4980000319","498:4980001927","500:5000007540","498:4980004448","473:4730007380","484:4840000950","498:4980001846","498:4980001673","498:4980000512","498:4980001097","500:5000004542","484:4840000900","498:4980003234","471:4710000481","478:4780001707","468:4680000641","498:4980002914","473:4730007338","500:5000011120"],"twin_admin_codes":[498,498,485,500,498,498,498,498,500,498,473,484,498,498,498,498,500,484,498,471,478,468,498,473,500],"twin_sims":[0.42435275866522854,0.402861270147534,0.37318115909948607,0.34624030564024494,0.3198056008413728,0.30261700119418156,0.2933270138094383,0.2928259530841318,0.2890584363789721,0.2791700047993001,0.272640010358629,0.26746487338528546,0.26479267769592996,0.2558771796507346,0.2443570887379592,0.24116731106207526,0.23330930067411473,0.2325041746064064,0.23217622619296008,0.23101441669761952,0.22986342139955904,0.22536144219601661,0.22358961414535722,0.22256316383931848,0.22138040962832617],"twin_dists":[0.1700503148887089,0.1751296682715804,0.1823514851561426,0.18915560061552694,0.19610978475112545,0.20080521882074498,0.20340743053607677,0.20354915313429747,0.20461942144828071,0.20746890179720046,0.2093843393947287,0.21092248792564205,0.2117239455257746,0.21443514548776613,0.21802864174788364,0.2190428119442872,0.2215789868686593,0.22184197959188098,0.22194927476754564,0.22233018926254258,0.22270880463737336,0.2242018693291553,0.22479491655871825,0.22513991184771617,0.2255387607802233],"n_dims_used":45,"mean_confidence":0.9256908840603298},"coverage":{"mean_confidence":0.9256908840603298,"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}}