{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011619},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010898","490:4900010807","490:4900011682","490:4900010895","490:4900011744","490:4900008288","490:4900011285","490:4900010804","490:4900012082","490:4900010890","490:4900010548","490:4900010558","490:4900011550","490:4900010561","490:4900011680","490:4900011878","490:4900008289","490:4900011814","490:4900010806","490:4900010206","490:4900010641","490:4900009392","490:4900008512","490:4900010464","490:4900012153"],"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":[0.6006274262192384,0.535656853796541,0.4943864605471958,0.4804481825920612,0.46137545988904055,0.45850100987035547,0.45102463536415693,0.42502337364886666,0.4233211796548733,0.41150892286368884,0.4059442679574682,0.4018906342502902,0.3853978937140063,0.36080438049648306,0.3538801588417784,0.3518763553444171,0.3334982860148458,0.3276091396779717,0.3230547999277279,0.31735764170604325,0.2995202027345373,0.29683158237279234,0.2887665442784008,0.27446896503401363,0.26827152945289484],"twin_dists":[0.13113856779394106,0.1451182815900712,0.15415590220214348,0.15725391458041849,0.1615403829539896,0.16219163439190665,0.16389247621859468,0.16989361319698335,0.17029156424959016,0.1730720277852014,0.17439386372583193,0.1753618482248592,0.17934712015532606,0.18544506492201274,0.18719928190124668,0.18771023686008692,0.19247009504863707,0.1940251841887927,0.1952384045243444,0.19676957221575347,0.2016673883429795,0.20242015802559962,0.20470268761003052,0.2088450475415842,0.2106815303872258],"n_dims_used":45,"mean_confidence":0.9168828328450521},"coverage":{"mean_confidence":0.9168828328450521,"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}}