{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002832},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001368","490:4900004491","490:4900001774","490:4900001634","490:4900001105","490:4900002082","490:4900001636","490:4900001776","490:4900001103","490:4900001931","490:4900001495","490:4900002678","490:4900002677","490:4900002839","490:4900001775","490:4900002684","490:4900001635","490:4900004212","490:4900003118","490:4900002833","490:4900002974","490:4900001107","490:4900002398","490:4900001242","490:4900002532"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6972271156456837,0.5330678976931257,0.5266152846506907,0.48044773162200083,0.41173378805437294,0.39494169712962457,0.3633642603373172,0.3551301007355363,0.33792356291608255,0.3218320909249324,0.31205737738817924,0.31189022163163965,0.3036041607908115,0.29108440356035237,0.28777884371600965,0.27840862742377775,0.26871736926322526,0.2587042327990471,0.24490721055707812,0.2429977030270047,0.2064180678650517,0.18529237650237987,0.17704465447662976,0.17639648253385273,0.1756361752440692],"twin_dists":[0.11030069377171724,0.1456803316793654,0.14708364611161054,0.15725401526140148,0.17301877872235438,0.17703156322239424,0.18480089709858388,0.1868813162154067,0.19131138455359548,0.19556573663290416,0.1982080589946361,0.1982536500520212,0.20053146796491828,0.20404286430314586,0.2049848162593028,0.20769081676209872,0.21054854560429903,0.21356909370290886,0.21785460015980637,0.21845979684537997,0.2307129309921633,0.23847589203711386,0.2416749807207434,0.2419308332940322,0.24223180334889852],"n_dims_used":44,"mean_confidence":0.9142320806329901},"coverage":{"mean_confidence":0.9142320806329901,"n_dims_used":44,"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}}