{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003552},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003489","489:4890003488","489:4890002072","489:4890002556","489:4890002906","489:4890002652","489:4890002808","489:4890003551","489:4890003434","489:4890003494","489:4890003435","489:4890002238","489:4890003492","489:4890002635","489:4890002550","489:4890002487","489:4890001990","489:4890003431","489:4890003490","489:4890003071","489:4890002893","489:4890003053","489:4890003372","489:4890002908","489:4890002975"],"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":[0.9632744050939838,0.9239639025005347,0.9235464936248229,0.9168081437352354,0.9062192321144652,0.9040955044072302,0.9021596891527464,0.895665274302971,0.8932703086136163,0.892124457408508,0.8909337909688239,0.8906738840324406,0.8898007751476006,0.8845314823837097,0.8773753978894852,0.8770386209311176,0.8768546487950177,0.8748408305941034,0.8724054754169162,0.8621336532716184,0.8614615105248083,0.858972891648556,0.8586245466947492,0.8585469307215878,0.8556296804854079],"twin_dists":[0.03552819071436994,0.05165096266053439,0.05179831431620084,0.05413041817108332,0.057636776923780775,0.0583193652726992,0.05893604512229233,0.06096871001678791,0.06170502046693414,0.062054902532114424,0.06241686328205273,0.062495659886109584,0.06275980564600872,0.06433630601560832,0.06643186804350865,0.06652927572981714,0.06658244250084656,0.06716239510073085,0.06785888356213769,0.07074166164487113,0.07092738178117738,0.07161207050192027,0.07170754561759547,0.07172880672554169,0.07252478203230375],"n_dims_used":45,"mean_confidence":0.9144925435384115},"coverage":{"mean_confidence":0.9144925435384115,"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}}