{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003061},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003144","489:4890002395","489:4890002308","489:4890002319","489:4890002977","489:4890002401","489:4890002896","489:4890003487","489:4890002569","489:4890002400","489:4890003366","489:4890002239","489:4890003371","489:4890002408","489:4890001661","489:4890003054","489:4890003053","489:4890003360","489:4890002322","489:4890003056","489:4890002399","489:4890002407","489:4890002232","489:4890002729","489:4890002557"],"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":[0.9556349124386061,0.8910570510122274,0.8880245174973825,0.8843478916541535,0.8803600087421672,0.8738006832364021,0.8573176972327137,0.8560428501514764,0.8557375786907122,0.8552274056976855,0.8538603336083769,0.8518051972049612,0.8473763846628304,0.839200637136155,0.8324852109193456,0.8318747299964958,0.8287317126220736,0.8226950440838253,0.8226270689458597,0.8205656976722341,0.8151612034999905,0.8010338554323523,0.8004466595067813,0.7993086549485763,0.7904997581627554],"twin_dists":[0.039126219039959706,0.06237946749170808,0.06329457531256555,0.06439070496719641,0.06556394311041251,0.06746050943858409,0.07206494587918653,0.07241241586199751,0.07249544946390507,0.07263407022581875,0.07300462980155231,0.07355929076163484,0.07474506569348001,0.0769018112265326,0.07864429916323337,0.07880148069668565,0.07960761638267469,0.08114187308471267,0.08115904765435239,0.08167882839956973,0.08303224260194887,0.08651085077447086,0.08665371058189597,0.08693020649252198,0.08905449714175133],"n_dims_used":45,"mean_confidence":0.9142077975802951},"coverage":{"mean_confidence":0.9142077975802951,"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}}