{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890001769},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890001851","489:4890001768","489:4890002257","489:4890002922","489:4890001932","489:4890002018","489:4890003524","489:4890002170","489:4890002006","489:4890001678","489:4890002093","489:4890002172","489:4890002013","489:4890001836","489:4890002507","489:4890001924","489:4890001925","489:4890003585","489:4890002178","489:4890003320","489:4890001852","489:4890002252","489:4890001767","489:4890001752","489:4890001683"],"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":[0.9497181075194113,0.9059102789928357,0.7872577145855589,0.7239743589172611,0.7143033508736688,0.7109262380342339,0.705792875314754,0.7052520824483277,0.7004975159175911,0.6981926141870313,0.6969931702343477,0.6864278146418509,0.684795839297134,0.6584110116395318,0.6573387404431313,0.6503898244391585,0.6499707357835209,0.6345624714718084,0.6342455884656341,0.6259461694152291,0.6193677216315883,0.6128722170547116,0.6114888364730999,0.6102548303321099,0.6101506547160909],"twin_dists":[0.04171784741964763,0.0577364793879172,0.0898295215037639,0.1043853704003348,0.10653627953304162,0.10728396753430064,0.10841734609560807,0.10853653350692136,0.10958274203024304,0.11008887547100088,0.11035200135810481,0.11266253720356645,0.11301834741691684,0.11873766104062487,0.11896897285797273,0.12046632191577332,0.12055653957951368,0.12386779330275985,0.1239357923968607,0.12571567312738124,0.1271253151678719,0.12851654011826677,0.12881278493221332,0.12907703241639237,0.1290993400301637],"n_dims_used":45,"mean_confidence":0.91773681640625},"coverage":{"mean_confidence":0.91773681640625,"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}}