{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930005159},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960000762","493:4930004163","493:4930005034","493:4930004746","496:4960000375","493:4930005035","496:4960000763","493:4930004324","493:4930006021","493:4930004902","496:4960000365","493:4930005033","496:4960000842","496:4960000199","493:4930005513","493:4930005031","496:4960000252","493:4930004901","496:4960000311","493:4930004473","496:4960000428","493:4930004762","493:4930005507","493:4930004756","493:4930004605"],"twin_admin_codes":[496,493,493,493,496,493,496,493,493,493,496,493,496,496,493,493,496,493,496,493,496,493,493,493,493],"twin_sims":[0.8544358663111257,0.7968490224888422,0.7962007184895802,0.7858394601130775,0.7685254458208726,0.7568935309565198,0.7382704656718728,0.7234703446830789,0.7223085905477387,0.7176189399806303,0.7107734803206278,0.7096245528358094,0.7050438032632392,0.7049421291499225,0.7041733919175827,0.6983425909342288,0.6881852802748151,0.6840019369872905,0.677499000005414,0.675127229383122,0.6730051257202951,0.6683429392980395,0.6638684309065751,0.6619928595027426,0.6587978021425068],"twin_dists":[0.07284878298491376,0.08752616444304524,0.08768287583248972,0.09016746273592052,0.0942430000902606,0.09693417626013161,0.10117631630004735,0.1044978425465442,0.10475692902103628,0.10580053946678868,0.10731774832161585,0.10757171410910758,0.10858242641387636,0.10860482749424477,0.1087741526551626,0.11005596218669406,0.11227905561429949,0.11319133873574916,0.11460600478762939,0.11512098552702266,0.11558133763645327,0.1165913957607617,0.11755919716016756,0.11796443407108906,0.11865420398902236],"n_dims_used":45,"mean_confidence":0.9304071214463976},"coverage":{"mean_confidence":0.9304071214463976,"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}}