{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000433},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000286","490:4900000348","490:4900000288","490:4900000423","490:4900001191","490:4900001045","496:4960006637","490:4900001593","490:4900000046","490:4900000428","494:4940008238","490:4900000025","496:4960006764","496:4960004364","490:4900000688","490:4900000401","496:4960008156","490:4900000026","490:4900000622","490:4900000829","490:4900000948","490:4900001458","496:4960007432","490:4900000695","496:4960008265"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,494,490,496,496,490,490,496,490,490,490,490,490,496,490,496],"twin_sims":[0.7569022027279079,0.6599579888630084,0.6302878282254425,0.556896460331365,0.5305757894638802,0.5261264116573983,0.4700040119726703,0.4427941678576668,0.4336551153446188,0.42867288217753746,0.4259946481521506,0.42312369688199514,0.42273551978984486,0.42230115529976153,0.406016021426881,0.4053423615121011,0.40118748933187154,0.3941303278232016,0.38257373274586576,0.3805489644427678,0.37736378693131145,0.3758958835011638,0.37071198634839575,0.36984292550735176,0.3696091420405061],"twin_dists":[0.09693218262456385,0.11840381417546475,0.12478480964286505,0.14052586902642536,0.14622188574006287,0.1471901168813338,0.15959392662367225,0.1657770630652023,0.16788564333796166,0.16904262540485987,0.16966683881068756,0.170337776399507,0.1704286384943684,0.17053035333651792,0.17437676845870653,0.1745373210260902,0.17553020140063194,0.17722739759470832,0.1800375100298752,0.18053398604628354,0.18131758564335904,0.18167979320587843,0.18296451483889775,0.18318076048056123,0.18323897517309393],"n_dims_used":45,"mean_confidence":0.9177613152398003},"coverage":{"mean_confidence":0.9177613152398003,"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}}