{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002895},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001651","489:4890001733","489:4890002634","489:4890002470","489:4890002552","489:4890002409","489:4890002565","489:4890002483","489:4890002249","489:4890002553","489:4890003074","489:4890001741","489:4890002225","489:4890001746","489:4890001981","489:4890003587","489:4890003554","489:4890002910","489:4890003424","489:4890002809","489:4890003573","489:4890002495","489:4890003479","489:4890001975","489:4890003510"],"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":[0.875230209787554,0.8508485881245504,0.8116133761398652,0.7859303233186815,0.7596428089582414,0.7443386116666986,0.7409943408305325,0.7405826601963257,0.7103305822563949,0.7019342146733433,0.679951331939352,0.676908066456726,0.6542859648436095,0.6523291149284102,0.6404150543411704,0.6402324099100608,0.6360136437014614,0.633254663766162,0.6258476430505147,0.6202449744360198,0.6119905915151377,0.6112308065913691,0.6110696438190302,0.6101014369136591,0.6096776072788157],"twin_dists":[0.06705054655070111,0.0738165018731363,0.08391363191809342,0.09014583161350904,0.0963012000939671,0.09980230720503404,0.10056048135942205,0.1006536533597548,0.10741567160294326,0.10926691743611927,0.11407299254768492,0.11473436092697155,0.11962713123483847,0.12004872441161264,0.1226112548946035,0.12265048818357945,0.12355634635754816,0.12414841099948179,0.12573679203475419,0.12693738106159028,0.1287053377614962,0.1288680395657254,0.1289025508465449,0.1291098792532425,0.12920063534145287],"n_dims_used":45,"mean_confidence":0.9142391628689236},"coverage":{"mean_confidence":0.9142391628689236,"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}}