{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011740},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007476","490:4900008077","490:4900010945","490:4900010783","490:4900008184","490:4900011592","490:4900007965","490:4900006615","490:4900004658","490:4900004653","490:4900010715","490:4900008966","490:4900004801","490:4900010363","490:4900010180","490:4900009685","490:4900011046","490:4900009979","490:4900010712","490:4900004802","490:4900011540","490:4900011608","490:4900001665","490:4900008488","490:4900008865"],"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":[0.05904707512900582,0.05131817154412546,0.042143214462506386,0.020642314394917472,0.020326050717091468,0.019810197802183776,0.013943818453072299,0.013737626898949343,0.010801152655641225,0.010217300623591255,0.01009553641296404,0.009505758314648987,0.009081355901010658,0.008048192312656131,0.008022477437227334,0.007686590490447511,0.007581082843336584,0.007448272549154188,0.007280472823402125,0.007187482779545638,0.006860747938431392,0.006643023948132974,0.00646965993349137,0.0064487949426937545,0.006346357991941187],"twin_dists":[0.3089495551242086,0.31651616247846803,0.32684439579671654,0.36180767506966854,0.3625267561542025,0.36372084323789716,0.3796566483635806,0.3803179487090405,0.3908381643416953,0.39322910140418044,0.3937430297900683,0.39631333443662553,0.39825251904042347,0.40333536780385454,0.40346917829534396,0.4052532696589094,0.40582812852609446,0.40656204343824387,0.4075063023635663,0.40803803751499645,0.40995674730897413,0.4112814772655774,0.41236455528789884,0.4124966650163334,0.4131508994821071],"n_dims_used":45,"mean_confidence":0.916942850748698},"coverage":{"mean_confidence":0.916942850748698,"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}}