{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900010980},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011619","490:4900011814","490:4900011682","490:4900009715","490:4900007850","490:4900008178","466:4660003838","466:4660003546","466:4660003781","490:4900010895","490:4900011550","490:4900010108","490:4900004253","490:4900010286","490:4900009177","490:4900008853","490:4900010558","490:4900007849","490:4900007847","490:4900010898","490:4900012153","490:4900010890","490:4900011744","490:4900011615","490:4900004255"],"twin_admin_codes":[490,490,490,490,490,490,466,466,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.21838307751808195,0.18769443565372582,0.15746936537463474,0.1457003958809685,0.13695576080244903,0.13653168016731274,0.13318938095381969,0.12178415527048052,0.11989789221693607,0.11954944128113251,0.11284563267060693,0.11118225326540598,0.10683495973671049,0.10648559008697486,0.10431932832698791,0.10289689691163052,0.10129795767065843,0.09861404693306229,0.09804755771056176,0.0979828968936041,0.09680952405941927,0.09462004878059095,0.09459382597616714,0.0927437643828599,0.08977784006440546],"twin_dists":[0.22655594750498634,0.23756312202817778,0.24971891038526936,0.25491174994003724,0.25897489389409467,0.25917680590708647,0.26078481718609764,0.26651213267354584,0.26749824111128484,0.2676817004368011,0.27129375159850466,0.27221546942554004,0.27467579425003574,0.27487686608319906,0.2761351888805023,0.2769725491447072,0.2779246680315112,0.27954961105524995,0.27989700505009385,0.2799367577154799,0.28066173597631167,0.2820332006667035,0.28204977709077206,0.2832285244831429,0.2851575955920936],"n_dims_used":45,"mean_confidence":0.9113881429036458},"coverage":{"mean_confidence":0.9113881429036458,"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}}