{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890003079},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890002999","489:4890001917","489:4890002916","489:4890001848","489:4890003083","489:4890003513","489:4890001758","489:4890002171","489:4890002021","489:4890003259","489:4890001994","489:4890001672","489:4890003339","489:4890003260","489:4890002997","489:4890003512","489:4890002023","489:4890002162","489:4890002743","489:4890003135","489:4890002180","489:4890002346","489:4890001928","489:4890002079","489:4890003441"],"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":[0.8691137862386135,0.8536898728781865,0.8290834026194474,0.8081678430442254,0.7493301721314178,0.722164152956213,0.7168692899992027,0.7093760485052166,0.7060730858037144,0.7025315184574643,0.7011545881549831,0.6992561586188514,0.6970674099528071,0.6836064633931268,0.6830319629181272,0.6754801460489379,0.6635763539987278,0.6581746454733481,0.6463733807069568,0.6452437553094589,0.6419290528673721,0.6259400521041198,0.6219435574748524,0.6209623728978269,0.6199050002923606],"twin_dists":[0.06879210767553105,0.07305074467328393,0.07951766819483025,0.08476447541912037,0.09866625152897383,0.10478912481096953,0.10596703776559896,0.10762662015447536,0.10835557382265594,0.10913553590589915,0.10943833288619796,0.10985541421485841,0.110335720241662,0.11327748867893712,0.1134026099306981,0.11504438870442786,0.11762231981551172,0.11878865657462322,0.12133057186535746,0.12157349767190107,0.12228598425157898,0.12571698436592402,0.12657345706698864,0.12678368338209406,0.12701021524707073],"n_dims_used":45,"mean_confidence":0.9150439792209202},"coverage":{"mean_confidence":0.9150439792209202,"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}}