{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002627},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002299","489:4890002382","489:4890002708","489:4890001967","489:4890001968","489:4890002546","489:4890002052","489:4890002383","489:4890002053","489:4890002381","489:4890002134","489:4890002302","489:4890001801","489:4890001549","489:4890001632","489:4890001799","489:4890001331","489:4890002216","489:4890002303","485:4850003571","489:4890002463","489:4890001471","500:5000004343","489:4890002384","485:4850001210"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,485,489,489,500,489,485],"twin_sims":[0.800556781889189,0.6562181581377056,0.6552574636220466,0.6406738898148783,0.6205648160754983,0.6151186566496307,0.6112871358480519,0.6018999211502921,0.6015212775389674,0.5555482879875866,0.5520850823680814,0.46043487969582014,0.4496767085492802,0.33728839937550403,0.25401481331601394,0.24604092181700357,0.20730315585966302,0.2047819913929353,0.1964589792437128,0.19499722961418509,0.1945969920851685,0.192526584574957,0.19038111455487028,0.18722183707624188,0.17956877786805933],"twin_dists":[0.08662692870708091,0.11921062914286391,0.11941774376962215,0.12255565290228267,0.12686885824747146,0.12803544339674633,0.12885597722558043,0.13086607189977106,0.13094715476573685,0.14081649854471243,0.14156356170079326,0.16175332667255157,0.16420022542406004,0.19147718827742533,0.2150089842283177,0.21749672180204588,0.23039990544505548,0.23129397889091746,0.23430031540174173,0.23483734622125296,0.23498487596339857,0.23575142571300334,0.23655184883065625,0.23774205628220005,0.24068493189614232],"n_dims_used":45,"mean_confidence":0.9181700812445747},"coverage":{"mean_confidence":0.9181700812445747,"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}}