{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004326},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004007","489:4890003989","489:4890004068","489:4890004274","489:4890003930","489:4890003945","489:4890004167","489:4890003619","489:4890003674","489:4890004322","489:4890004431","489:4890003675","489:4890003861","489:4890003802","489:4890003868","489:4890004430","489:4890004069","489:4890004369","489:4890004320","489:4890003743","489:4890004281","489:4890003923","489:4890004372","489:4890004524","489:4890003686"],"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":[0.9429134538456176,0.9339576267908338,0.9309888587342925,0.921357371609298,0.9172616430343555,0.9079575153647725,0.8980270736581858,0.895641753229096,0.8943821801893289,0.8927655728235797,0.8914606310835519,0.8692550372344999,0.860720004702732,0.8585638660256519,0.8537534734721058,0.8494519663679841,0.8469151281239893,0.8467700733832212,0.8467458318277741,0.8459996741555952,0.8398220934538005,0.8393588893871111,0.8321075777301497,0.831611469495047,0.8314958127743743],"twin_dists":[0.04453039105741405,0.0480093859165621,0.04911521673594711,0.052565418779818976,0.05397610017495948,0.057073207340543476,0.06023574304944369,0.06097597495497941,0.06136403930451292,0.06185932846301247,0.06225690466807339,0.06875224976759949,0.07113187260349821,0.0717241680627287,0.0730335410845847,0.07419093765354233,0.07486783591770564,0.07490641658706347,0.07491286289699903,0.07511110049028077,0.0767392734289654,0.07686044260044715,0.07874155241922752,0.07886920167789253,0.07889894154194338],"n_dims_used":45,"mean_confidence":0.9172743055555556},"coverage":{"mean_confidence":0.9172743055555556,"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}}