{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001856},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002084","489:4890001741","489:4890003577","489:4890003511","489:4890001825","489:4890001993","489:4890003415","489:4890003587","489:4890003523","489:4890001651","489:4890002831","470:4700008299","489:4890002558","489:4890002993","470:4700007929","489:4890002345","489:4890003246","489:4890002739","489:4890003363","479:4790000301","489:4890003522","489:4890001733","489:4890002895","489:4890003573","489:4890001746"],"twin_admin_codes":[489,489,489,489,489,489,489,489,489,489,489,470,489,489,470,489,489,489,489,479,489,489,489,489,489],"twin_sims":[0.7517343022600778,0.7499900232974492,0.7213833067800889,0.6550999563401206,0.6397030850227003,0.6262641445167321,0.6252787330613603,0.6248984934462872,0.6191020599797651,0.5927688503329022,0.5828565530350498,0.5813853425485312,0.5729575059956423,0.5691957610838823,0.556599107476626,0.5558313915962602,0.5555663554270448,0.550660347541929,0.5473578238955952,0.5435436746007586,0.5395798515030714,0.538325435345512,0.5357590485453682,0.5343108001774389,0.5315804888095046],"twin_dists":[0.09811711758795542,0.09851566288226592,0.10496311931521664,0.11945169519101385,0.12276418319691554,0.12564751433987043,0.12585873231303424,0.12594022892250548,0.12718222560303105,0.1328217629400097,0.13494630118693438,0.13526183149895077,0.13707065932283527,0.13787886377594347,0.14058996134916807,0.1407554604113142,0.14081260300271456,0.14187111027884838,0.14258450663668343,0.14340933752861398,0.1442676408416771,0.1445395106455111,0.14509610681429258,0.14541043473031948,0.1460034933096873],"n_dims_used":44,"mean_confidence":0.9159190438010476},"coverage":{"mean_confidence":0.9159190438010476,"n_dims_used":44,"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}}