{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003249},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003171","489:4890002345","489:4890003261","489:4890002565","489:4890001746","489:4890003533","489:4890003517","489:4890001663","489:4890002106","489:4890003587","489:4890003424","489:4890002564","489:4890003450","489:4890003245","489:4890003452","489:4890003237","489:4890003518","489:4890003246","489:4890002249","489:4890002262","489:4890003248","489:4890003446","489:4890001677","489:4890002495","489:4890003573"],"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":[0.9164811016977439,0.852837196623882,0.7854577021479738,0.7665630851485545,0.761636781045727,0.7530406099219268,0.743939223631453,0.7421550052773521,0.7380680635278181,0.7246223244870316,0.698972150472223,0.6968310172417453,0.6887977913488438,0.6797391901435785,0.6747011973960688,0.6739405988516073,0.673445462107872,0.672830182574203,0.6689719926234265,0.6643421838094559,0.6615307899973087,0.6575600656934791,0.648886843550629,0.6478708080882922,0.6406949202592626],"twin_dists":[0.05424147968731486,0.07328112203163897,0.0902583156549546,0.09469948214391367,0.09584094847436389,0.09781818791539283,0.099892974555877,0.10029761183854775,0.1012220177424769,0.10424071203510017,0.10991777128382645,0.11038755994403547,0.11214532740900075,0.11411912358516016,0.11521343671369907,0.11537845139285155,0.11548584638558103,0.11561927120734226,0.11645521407849195,0.11745679827755857,0.11806423131613357,0.11892123424942322,0.12078982714465332,0.12100845455428125,0.12255113510597758],"n_dims_used":45,"mean_confidence":0.9178385416666667},"coverage":{"mean_confidence":0.9178385416666667,"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}}