{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001932},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002009","489:4890001752","489:4890001836","489:4890003394","489:4890002587","489:4890002006","489:4890002178","489:4890002017","489:4890003524","489:4890002507","489:4890003578","489:4890001665","489:4890002001","489:4890002170","489:4890001768","489:4890001769","489:4890001851","489:4890002013","489:4890002093","489:4890002508","489:4890002922","489:4890003320","489:4890001923","489:4890001931","489:4890001760"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.8507955268822925,0.8413999895975658,0.8308530725757772,0.8026057657759895,0.7875648322180266,0.7780639008121689,0.7713181032142499,0.7657507848749232,0.7526763439646724,0.7516581000671074,0.749200848719979,0.7452770435119194,0.7316109380080585,0.7232129186244163,0.72284096995817,0.7143033508736688,0.7026398862982783,0.6847097499763776,0.6828498701182558,0.6581490984395642,0.6574936639252315,0.6518941449560253,0.6507920969009021,0.6500429818408775,0.6462720315383352],"twin_dists":[0.0738307510897918,0.07632557327823337,0.07906408658433528,0.08612776955613943,0.08975625442419605,0.09200883297655144,0.09359156114855885,0.09488813640535342,0.09790158449429619,0.09813454325701354,0.09869575380691527,0.09958913541378454,0.10267585077368675,0.10455527139361129,0.10463822934782056,0.10653627953304162,0.1091116945988991,0.113037109375,0.11344226131614137,0.11879416808220715,0.11893555706088962,0.12014240682448726,0.12037971541838377,0.12054098776226055,0.12135236949231147],"n_dims_used":45,"mean_confidence":0.9147038777669271},"coverage":{"mean_confidence":0.9147038777669271,"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}}