{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001029},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700006865","489:4890000908","489:4890001575","489:4890001218","489:4890001580","470:4700006326","489:4890001092","470:4700006465","470:4700006188","489:4890001415","489:4890000971","470:4700006604","489:4890000905","489:4890001031","489:4890002405","489:4890001809","470:4700006468","489:4890000730","489:4890003937","489:4890003329","489:4890001810","489:4890001335","489:4890003598","489:4890001347","489:4890000973"],"twin_admin_codes":[470,489,489,489,489,470,489,470,470,489,489,470,489,489,489,489,470,489,489,489,489,489,489,489,489],"twin_sims":[0.8226612261480697,0.7685522855916638,0.7255528844937623,0.7068679385456677,0.7050837061846227,0.6921810894850527,0.689771040452805,0.679716540321947,0.6765323082999554,0.6737519829062981,0.6596580531798716,0.6467141946025803,0.6448577836688838,0.629525921636888,0.6274243686281531,0.6165028282993494,0.6113099525303475,0.6100613851094326,0.5979403966373993,0.5951791506744679,0.5882301562583901,0.5869395033898599,0.5717873345083555,0.5685917878511647,0.5670886649661877],"twin_dists":[0.08115041778702818,0.09423674942906282,0.10403283930114822,0.10818029052572914,0.10857363452812525,0.11140591848064602,0.11193275645043888,0.11412404862338446,0.114815962602174,0.11541936460315762,0.11846855434591749,0.12125726780665547,0.1216564869690965,0.1249482002814274,0.12539879692044664,0.1277389852175967,0.1288510912590127,0.12911845571361708,0.1317140156742422,0.1323054324957768,0.13379429716464422,0.13407092788187838,0.13732200773778885,0.13800868094824537,0.13833182913132833],"n_dims_used":45,"mean_confidence":0.9155675252278646},"coverage":{"mean_confidence":0.9155675252278646,"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}}