{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890005271},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003332","479:4790002562","489:4890005409","489:4890004123","479:4790003420","479:4790004169","479:4790003675","489:4890005142","489:4890004387","479:4790002901","489:4890004981","489:4890004745","479:4790004184","479:4790003150","489:4890004880","479:4790002825","479:4790003589","489:4890005030","472:4720000034","489:4890004004","479:4790001422","479:4790004015","489:4890003813","489:4890004434","489:4890005114"],"twin_admin_codes":[479,479,489,489,479,479,479,489,489,479,489,489,479,479,489,479,479,489,472,489,479,479,489,489,489],"twin_sims":[0.7932070918632692,0.7846504424453858,0.77845033907831,0.7691129948560063,0.7642446096634709,0.7631731698363659,0.7612903614745603,0.7590075090019364,0.7544933969434756,0.7471707007100155,0.7469822735082263,0.7419764871260781,0.7402195364088288,0.7346601236648949,0.7304999577751706,0.7291233218600738,0.7218320202260516,0.7199350425636327,0.714134982330418,0.7140270099546175,0.7138183464343191,0.7033717046384493,0.7002258780981186,0.6958462698617177,0.6894875155862883],"twin_dists":[0.08840455162625688,0.09045027648827905,0.091917759861084,0.09410612198205999,0.09523747982036698,0.09548562987765027,0.0959209813814098,0.09644763243068533,0.09748527341515179,0.09915840217251617,0.09920129678813754,0.10033806100095415,0.10073580733881932,0.10199031224712887,0.10292520024690381,0.10323386262316463,0.10486314560754778,0.10528556934298719,0.10657359626195892,0.10659752470835424,0.10664376299646242,0.10895065175538145,0.10964242564681596,0.11060343751114927,0.1119946928312875],"n_dims_used":45,"mean_confidence":0.9181397332085504},"coverage":{"mean_confidence":0.9181397332085504,"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}}