{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001521},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001501","489:4890000400","489:4890000752","489:4890001060","489:4890001369","489:4890000494","489:4890000882","489:4890001520","489:4890000648","489:4890001001","489:4890000769","489:4890000940","489:4890000633","489:4890000747","489:4890000942","472:4720001846","489:4890000762","489:4890000877","470:4700006028","489:4890000885","489:4890000823","489:4890000521","470:4700005892","489:4890000602","489:4890000879"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,472,489,489,470,489,489,489,470,489,489],"twin_sims":[0.8396154117674954,0.625898407591958,0.5782199234689813,0.5656200269746421,0.561461728985467,0.5582949735488755,0.5480843296670123,0.5228896048637951,0.5112366306715769,0.4878241391400555,0.4865524780011061,0.4815701517242,0.4770005557765157,0.4666962885335025,0.4575785935132246,0.452639369485871,0.4502065655829583,0.4418511633580477,0.44051250720970314,0.4386150616103511,0.4368961362568116,0.4366323107363485,0.4347042921412646,0.4328744061309332,0.43189979828850833],"twin_dists":[0.07679335448344148,0.12572591079593262,0.1359409345543726,0.1386476616472584,0.13954246608341497,0.14022449575494375,0.1424275086084372,0.14789561443103985,0.15044407699694906,0.15561113283313796,0.15589380792192245,0.15700352291122735,0.15802449867969853,0.16033862360281556,0.1624009314112632,0.16352426136136083,0.16407921115598204,0.16599384052737065,0.16630187880645547,0.1667391270587797,0.16713587953339562,0.16719682881363007,0.16764268720718234,0.16806658401790175,0.16829264816495546],"n_dims_used":45,"mean_confidence":0.9147132025824652},"coverage":{"mean_confidence":0.9147132025824652,"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}}