{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003054},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002729","489:4890003366","489:4890002319","489:4890003144","489:4890003061","489:4890003142","489:4890001911","489:4890002395","489:4890002896","489:4890003360","489:4890003214","489:4890002482","489:4890003296","489:4890002400","489:4890002318","489:4890003217","489:4890003290","489:4890003365","489:4890003059","489:4890003487","489:4890002561","489:4890002977","489:4890002642","489:4890002646","489:4890002476"],"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":[0.9105874681652497,0.875456510267724,0.8712890828079504,0.8682142085894597,0.8318747299964958,0.8270315041969694,0.8242823924383649,0.8202082462838178,0.8041494466017017,0.8002145195386968,0.7944907635759205,0.7900130042222586,0.7830749456188213,0.7826524825898867,0.7751330953815827,0.7716659968157337,0.7657690291185092,0.764873882872938,0.761663464348282,0.7558923277766451,0.7553575847903111,0.7474438353770646,0.7473205111416092,0.7472707085275638,0.7444390624876681],"twin_dists":[0.05621189815463822,0.06698547919137214,0.06817642662692776,0.06904556021352529,0.07880148069668565,0.0800415717411612,0.08074018059733837,0.08176875691399636,0.08575063676847913,0.08671015222130098,0.08809548715307641,0.08917108387326265,0.09082431681839634,0.0909244801354093,0.09269809675315278,0.09351025663150894,0.09488390115872694,0.09509159817048926,0.09583478260067421,0.09716423065816338,0.09728700448811481,0.09909621053219506,0.09912429297033902,0.09913563269362194,0.0997794979878295],"n_dims_used":45,"mean_confidence":0.914320543077257},"coverage":{"mean_confidence":0.914320543077257,"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}}