{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890002498},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002746","489:4890001643","489:4890003172","489:4890002260","489:4890002335","489:4890003523","489:4890003446","489:4890003245","489:4890003450","489:4890003150","489:4890001993","489:4890003514","489:4890002500","489:4890003246","489:4890002345","489:4890003261","489:4890003151","489:4890002903","489:4890002648","489:4890003522","489:4890002484","489:4890002471","489:4890002993","489:4890002473","489:4890001976"],"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":[0.5676788799185862,0.5624171789833077,0.5563316164432841,0.5264391090070802,0.5245788584031591,0.5155855087473439,0.510857871581332,0.5076563290195273,0.5044931232411424,0.5014408469711401,0.500697538238277,0.49172897961366907,0.4903838309590823,0.4884417704760888,0.4840772754386037,0.4816521344753612,0.46481251668966256,0.45502371176431555,0.45475694941129413,0.45304930238051994,0.4527111778173541,0.45059847155029253,0.44711024965113366,0.4462368902275493,0.4461356366321345],"twin_dists":[0.13820493014436028,0.13933679178851366,0.14064762145457624,0.14712201257150417,0.14752730082563473,0.14949135869067806,0.1505271490107418,0.15122996847845172,0.15192551545894797,0.15259778410309197,0.15276166862272175,0.1547445189744831,0.155042818936537,0.15547392156041068,0.15644466671471058,0.15698523392835778,0.16076354282397745,0.16298143385028208,0.16304211398906682,0.16343085995783357,0.16350789789568243,0.16398973781509196,0.1647871397088282,0.1649871552680433,0.16501035384182644],"n_dims_used":45,"mean_confidence":0.9148900349934895},"coverage":{"mean_confidence":0.9148900349934895,"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}}