{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003181},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890003182","489:4890002745","489:4890002666","489:4890002834","489:4890002835","489:4890002189","489:4890001839","489:4890003253","489:4890001676","489:4890001833","489:4890001755","489:4890002506","489:4890002841","489:4890002681","489:4890002346","489:4890002743","489:4890003258","489:4890002265","489:4890001852","489:4890001920","489:4890002007","489:4890003527","489:4890002840","489:4890003259","489:4890001928"],"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":[0.9396768868388119,0.8801145211455647,0.8258952618456843,0.8015897254366131,0.7910052425969516,0.7867826009552052,0.78359668754104,0.7813905376040646,0.7781363782802428,0.7777583624444097,0.7773078871283888,0.7710439712060213,0.7687890253752252,0.7657236412891455,0.7650299040145679,0.7593193068157301,0.7540117862795339,0.7523076226866616,0.7474828568691413,0.7452445768435261,0.7444167640297672,0.7422360225150434,0.7321837880964236,0.7311781074829482,0.7307112786454508],"twin_dists":[0.045814300079226676,0.06563565233037738,0.08033076997857058,0.0863754912792345,0.08893333844489913,0.08994280496145479,0.09070053713784311,0.09122334544964827,0.0919917554096028,0.09208080838033512,0.09218687546243703,0.09365560329043414,0.09418160705951859,0.09489443739580715,0.09505541242578741,0.09637577763910406,0.09759569197795147,0.09798596986747983,0.09908732416839465,0.09959651359102817,0.09978456144963874,0.10027925254535938,0.10254719111602945,0.10277302254390423,0.10287778856123903],"n_dims_used":45,"mean_confidence":0.917954847547743},"coverage":{"mean_confidence":0.917954847547743,"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}}