{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011303},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010920","490:4900011164","490:4900011301","490:4900012181","490:4900012117","490:4900011645","490:4900010764","490:4900010836","490:4900010424","490:4900011367","490:4900010754","490:4900011524","490:4900011003","490:4900010756","490:4900010585","490:4900011639","490:4900011089","490:4900011305","490:4900011573","490:4900011710","490:4900010668","490:4900011441","490:4900011576","490:4900010499","490:4900010929"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.25603744255818517,0.2520815301463417,0.17270590485496032,0.13189875752120994,0.12618790660200754,0.11441830411382681,0.11385437970531154,0.112170532057668,0.09996084614225402,0.09995596721853908,0.09874010101607497,0.09619468217120913,0.09579055496195865,0.0935900131856113,0.08257984501007298,0.0795719608985175,0.07427756610638529,0.06761048995903501,0.06648180320705285,0.06424686222859687,0.06351640393153345,0.06274205708262053,0.061604534515108535,0.0603656825283198,0.059214523783515514],"twin_dists":[0.21438588858496993,0.21560750800515288,0.24340052769534395,0.26141386635510394,0.2642544139296728,0.2704318797270476,0.2707398724075161,0.27166656857373706,0.27872993709226684,0.27873289079290764,0.2794725225902699,0.28104438153127514,0.281296938052364,0.2826870655914214,0.29005888026698984,0.29220856269357093,0.29615633964798854,0.3014650745842003,0.3024055417813271,0.30430689294506574,0.3049400456707922,0.30561778294051767,0.3066259246995732,0.30774140045134324,0.30879490971684204],"n_dims_used":45,"mean_confidence":0.8905675252278645},"coverage":{"mean_confidence":0.8905675252278645,"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}}