{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":498,"cluster_id":4980002277},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["498:4980002999","498:4980002278","498:4980002998","498:4980002297","498:4980003114","498:4980003177","498:4980002199","498:4980002993","498:4980002358","498:4980003341","498:4980002276","498:4980002921","498:4980002294","498:4980003339","498:4980002864","498:4980003283","498:4980002215","498:4980002115","498:4980003166","498:4980001683","484:4840000252","498:4980002927","498:4980002127","498:4980002371","498:4980002932"],"twin_admin_codes":[498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,498,484,498,498,498,498],"twin_sims":[0.853202578808243,0.8173690603469871,0.7450555040959672,0.7421745928529797,0.7182076210890213,0.7109890265768536,0.6963363067835704,0.6817094359581023,0.6680210454829225,0.6643347008741741,0.6539385970873413,0.6492088550585434,0.6402540091579627,0.6399364569744843,0.6366505127955786,0.6347272017521841,0.6048416421112406,0.600062423868094,0.5932729006305556,0.5930651907526129,0.5905025926435056,0.5851857061375478,0.5778296313143989,0.5767814030334872,0.5618749043057532],"twin_dists":[0.0731824631370762,0.0824809463852086,0.09963947664089344,0.10029317322796534,0.10566973080476869,0.10727008151849554,0.11049602555580906,0.11369052075314974,0.11666106953208343,0.11745841579565736,0.1197019859840369,0.12072052660441311,0.12264584858642456,0.1227140580461343,0.12341963979824633,0.12383244293337954,0.13023615222031787,0.13125956250732637,0.13271377905502077,0.13275827675365967,0.13330732057062744,0.1344468867058879,0.1360246888437763,0.13624965710334327,0.13945351849027623],"n_dims_used":45,"mean_confidence":0.9332163492838542},"coverage":{"mean_confidence":0.9332163492838542,"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}}