{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003371},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003426","489:4890002059","489:4890001734","489:4890002977","489:4890002401","489:4890002400","489:4890003053","489:4890002649","489:4890002991","489:4890003372","489:4890003435","489:4890002322","489:4890003144","489:4890002387","489:4890002232","489:4890003367","489:4890002239","489:4890002308","489:4890003489","489:4890003499","489:4890002395","489:4890002896","489:4890002557","489:4890002408","489:4890001896"],"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":[0.9681729575520631,0.9418944536599192,0.9295200761919706,0.9268098489765434,0.9227396641295101,0.9167247051068911,0.914101473620252,0.9044663046221292,0.9022817311074635,0.887938630282928,0.8866000875282449,0.8792316650017192,0.8771717276111479,0.8754744075266347,0.8722384521306453,0.8705024801015564,0.8699533387303756,0.8692376630717991,0.8686945956630295,0.8677908401091657,0.8649151358764664,0.8634027686083989,0.8569919197860252,0.8537116971172151,0.8520606541114586],"twin_dists":[0.03303233567450322,0.0449380949011515,0.04965449106451323,0.05063668176599182,0.05208214321366202,0.05415877130321746,0.05504401686213768,0.058200648034276645,0.05889731884281241,0.06332034548735657,0.06372094428356619,0.06589306254872707,0.066490789203779,0.06698033127815393,0.06790645967811904,0.06839952311697262,0.06855495947324704,0.06875715326895382,0.06891029633105102,0.06916461180970053,0.06996942307338887,0.07039005254434381,0.07215384911738815,0.0730448416564594,0.07349050072771685],"n_dims_used":45,"mean_confidence":0.9142586602105035},"coverage":{"mean_confidence":0.9142586602105035,"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}}