{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009714},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008742","490:4900010002","490:4900008532","490:4900009402","490:4900010471","490:4900008089","490:4900009405","490:4900009283","466:4660004079","490:4900008521","490:4900008530","490:4900002719","490:4900009498","490:4900008972","490:4900008741","490:4900010298","490:4900008531","490:4900009510","490:4900008970","466:4660004990","466:4660005089","490:4900010463","490:4900008748","490:4900010091","490:4900010196"],"twin_admin_codes":[490,490,490,490,490,490,490,490,466,490,490,490,490,490,490,490,490,490,490,466,466,490,490,490,490],"twin_sims":[0.19735298619124694,0.1798399931903275,0.147301802213261,0.1470520002475998,0.1467749681378023,0.14661533953386005,0.1449407693385314,0.1420716305803363,0.13170907743062063,0.10858447129813593,0.10499113173358525,0.10397777188919735,0.09352052555073032,0.07703184421540743,0.07392018132426031,0.06918022913697867,0.06778799875961937,0.06768428079453542,0.0669789845497814,0.06662964911477683,0.06613920922711702,0.06566876616540865,0.06426690080049234,0.06380357475894297,0.062339627702457864],"twin_dists":[0.23397323027802644,0.24057914061560196,0.2541874135779109,0.2543000175645202,0.25442506163987033,0.2544971925209645,0.2552574006744174,0.25657518734152446,0.2615067064262286,0.27367650894131673,0.27574279938562507,0.2763354414644535,0.28273138020961885,0.2940753256365241,0.2964309081266162,0.3001781337094092,0.3013183331647956,0.3014040357667582,0.3019896792336135,0.3022816133350061,0.30269357960148713,0.30309109744008483,0.3042896069110426,0.30469042214190567,0.3059727143311455],"n_dims_used":45,"mean_confidence":0.917861090766059},"coverage":{"mean_confidence":0.917861090766059,"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}}