{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004274},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003989","489:4890004322","489:4890003743","489:4890004326","489:4890004371","489:4890004320","489:4890003674","489:4890004007","489:4890003923","489:4890004004","489:4890004167","489:4890004369","489:4890003930","479:4790001422","489:4890004068","489:4890003861","489:4890004431","489:4890004705","489:4890003868","489:4890004418","489:4890003686","489:4890003860","489:4890003802","489:4890004524","489:4890003619"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,489,489,479,489,489,489,489,489,489,489,489,489,489,489],"twin_sims":[0.9747413661223933,0.9396837873969323,0.9226390844833627,0.921357371609298,0.918205436450854,0.9163935501022554,0.9153710520928111,0.9112740971707458,0.9085993295044453,0.9027920899771619,0.8983219611337626,0.8956720803846462,0.8890817560437232,0.886734890138705,0.8828610502639591,0.8816830940095002,0.8799653471260137,0.8781796421078953,0.8755637059345792,0.8697668188425854,0.8697375729241592,0.8673010998983897,0.8644707870208289,0.8641765859035172,0.8627749624208652],"twin_dists":[0.029377545117455363,0.045811596347918086,0.052117434404566294,0.052565418779818976,0.05365376680970554,0.05427117983275145,0.05461705515710018,0.05598526021250638,0.056863987692980615,0.058735152331518645,0.06014373605788045,0.06096660770104001,0.06297669562905535,0.06368068739398892,0.0648299960980965,0.06517644525772145,0.06567919897077241,0.066198824446842,0.06695464141401498,0.0686076967316028,0.06861596316974253,0.0693021443448347,0.07009319370400222,0.07017505643254231,0.07056414092434947],"n_dims_used":45,"mean_confidence":0.9173194037543403},"coverage":{"mean_confidence":0.9173194037543403,"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}}