{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001635","490:4900001774","490:4900001775","490:4900001770","490:4900003118","490:4900002225","490:4900002678","490:4900001238","490:4900001931","490:4900002832","490:4900001776","490:4900002400","490:4900001498","490:4900001769","490:4900001913","490:4900001244","490:4900003533","490:4900001929","490:4900001239","490:4900001368","490:4900002533","490:4900004495","490:4900001236","490:4900001630","490:4900002071"],"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":[0.6977550320616648,0.6029907361704979,0.49439915393458284,0.4860181102359376,0.4286002720799764,0.4128903008335149,0.3967106190950971,0.38883886842556215,0.31329954623116035,0.3036041607908115,0.283806200291799,0.2823001368500813,0.26737409565083714,0.24919271660321843,0.24825614279794983,0.24189729996703657,0.23955002806843756,0.2275200328502535,0.20953057148088514,0.20327959405559154,0.20220478796376715,0.2005987168220723,0.18992976997276154,0.18933964919966587,0.18176746707418914],"twin_dists":[0.11018488964833827,0.13063248850151069,0.1541530929101406,0.15601265882022924,0.1690595273833617,0.17274511152084435,0.1766052536134645,0.17850918664319454,0.19786969786183525,0.20053146796491828,0.2061254732301183,0.20656041822379959,0.21094963250766777,0.21650733170748288,0.21680049205890026,0.2188099540566694,0.2195603398907149,0.2234835397197586,0.22961615602721655,0.23183035711242436,0.2322157498754821,0.23279427098587627,0.23672103534514372,0.23694266659993393,0.2398305382957274],"n_dims_used":45,"mean_confidence":0.9143294440375433},"coverage":{"mean_confidence":0.9143294440375433,"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}}