{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800004006},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800004755","480:4800005013","480:4800005102","480:4800004584","480:4800005827","480:4800005274","480:4800003858","480:4800004498","480:4800005615","480:4800004949","480:4800005542","480:4800004946","480:4800004500","480:4800005686","480:4800004005","480:4800004863","468:4680006186","480:4800004845","480:4800005622","480:4800004325","480:4800005018","480:4800003853","480:4800004324","470:4700004971","493:4930001288"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,468,480,480,480,480,480,480,470,493],"twin_sims":[0.5519528017712578,0.508942652405954,0.5020604161341039,0.47658252899948117,0.39043396647854944,0.3626904900044103,0.35153310213721856,0.3444390958738954,0.2993046600816753,0.2845886553823292,0.27738252461055496,0.25830803562149784,0.2525227157122082,0.25047750575672606,0.21101759451032814,0.19858191590545687,0.19097912095086406,0.18141054989332425,0.17657293590955495,0.175082712168642,0.17344239909351142,0.17130522962166406,0.171202049367837,0.15536609530103174,0.15325425687153066],"twin_dists":[0.1415921109432371,0.15094745029601792,0.15246123283332214,0.15811805439384424,0.17812194068690776,0.18497022063696533,0.1877979156905841,0.18962013119813437,0.20172759030071663,0.20590005288153512,0.20799047550072416,0.21369010526726365,0.21547066514102545,0.21610632022036041,0.2290960748638037,0.2335252776309373,0.23632811711839394,0.23996873450772851,0.2418611157668436,0.24245147777582174,0.24310545617225598,0.24396419253562823,0.24400584505996878,0.25062552813524264,0.25154491742215523],"n_dims_used":43,"mean_confidence":0.9194229480832122},"coverage":{"mean_confidence":0.9194229480832122,"n_dims_used":43,"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}}