{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003021},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002872","490:4900003422","490:4900003163","490:4900002871","490:4900002867","490:4900003544","490:4900002866","490:4900003679","490:4900003288","490:4900002865","494:4940008943","490:4900002716","490:4900003678","490:4900002717","490:4900003541","490:4900002561","490:4900003680","490:4900002562","490:4900001129","490:4900003543","490:4900002569","490:4900002249","490:4900002250","490:4900003408","490:4900002723"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.6624289350734416,0.5555860799749378,0.49086754295965424,0.4735378987213189,0.46454147756117237,0.43601017917075024,0.4247627775267248,0.3861147430049793,0.37093467017273607,0.36927595210884856,0.3357808797993001,0.32543603403985677,0.31598334059412014,0.3060084054886421,0.28007068863433326,0.2619815300057898,0.24688381751121427,0.21384996950922494,0.20453944348173927,0.1948844707295813,0.18047219758304744,0.17617395564285357,0.1542890643264682,0.15361936269128826,0.15253419240318097],"twin_dists":[0.11787023741530352,0.14080835019120544,0.15493552307977385,0.15880026384847892,0.1608247297049596,0.16734061226632363,0.16995449410781654,0.1791722643794693,0.18290914564775101,0.18332197486486249,0.19187138929914926,0.1946028979619847,0.19714123987309246,0.19986689541651514,0.2072068585260164,0.21257254259882225,0.21723133234893435,0.22811229683505724,0.2313803891574981,0.23487888847408994,0.24033297864470674,0.24201882549038725,0.2510932621360649,0.25138530769630835,0.2518605202519198],"n_dims_used":44,"mean_confidence":0.9185211875221946},"coverage":{"mean_confidence":0.9185211875221946,"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}}