{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004458},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001028","490:4900004290","490:4900001039","470:4700006398","490:4900001991","490:4900000663","470:4700004771","490:4900001161","470:4700005826","470:4700004061","490:4900000914","487:4870001022","493:4930004736","493:4930006925","494:4940007289","494:4940004592","490:4900002782","490:4900004840","490:4900002154","490:4900000665","487:4870002774","490:4900004591","480:4800004624","490:4900004459","490:4900004447"],"twin_admin_codes":[490,490,490,470,490,490,470,490,470,470,490,487,493,493,494,494,490,490,490,490,487,490,480,490,490],"twin_sims":[0.3727019891644287,0.2958558580089887,0.2738696177863516,0.2635342319739402,0.25770433334634923,0.253611290312279,0.24711394337727302,0.24622531221598482,0.24245251300038767,0.2300062228040298,0.2283205310516224,0.2127681398807856,0.20722860923101935,0.2047253967888357,0.2036121849329684,0.1990636031504696,0.1961336543430057,0.1958694217615617,0.18930458880088138,0.18833948409496584,0.18691585392990806,0.1863015810008826,0.18453519054830747,0.18389291616352768,0.1833771910868756],"twin_dists":[0.18247029317473434,0.20269433546758936,0.20902152934421592,0.21210313088796404,0.21387472095894908,0.2151336707800988,0.2171589774332276,0.21743861576374093,0.21863315220340077,0.22266176283854663,0.22321830047675376,0.2284870048271952,0.23042623483360697,0.23131413504757814,0.23171138358159224,0.23335022208849168,0.2344195959260978,0.23451657787482444,0.23695584940515388,0.23731940423990255,0.2378580760142266,0.2380913931743364,0.23876534206717367,0.239011520983922,0.2392096334722293],"n_dims_used":45,"mean_confidence":0.9175587124294705},"coverage":{"mean_confidence":0.9175587124294705,"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}}