{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000200},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000599","490:4900000397","490:4900000402","490:4900000499","490:4900000089","490:4900000602","490:4900000502","490:4900000725","490:4900000110","490:4900000190","490:4900000205","490:4900000281","490:4900000278","490:4900000132","487:4870002371","490:4900000131","490:4900000340","490:4900000601","496:4960008859","490:4900000244","490:4900000219","487:4870002635","490:4900000497","490:4900000409","490:4900000493"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,487,490,490,490,496,490,490,487,490,490,490],"twin_sims":[0.5942070192892751,0.5767258333150279,0.4675928051986149,0.42901219202369434,0.4286002484150659,0.4269465011246874,0.4141079515642347,0.40423714345079176,0.3770295185669477,0.3587556249281837,0.35436901737692966,0.3383992349709201,0.3058461786139549,0.2881315850389984,0.28738206968903646,0.2847773729438841,0.2641022696844316,0.26034667976667014,0.2577052155454121,0.25594514487290276,0.2554283846407413,0.2438634827412373,0.24286582313005642,0.24081190521977294,0.24044218025115108],"twin_dists":[0.13251367076714268,0.13626158437565603,0.1601366054303275,0.16896365733133056,0.16905953289220566,0.16944480661013034,0.17245733704486166,0.174800984647095,0.18140000638969667,0.18596229227655348,0.18707485477829816,0.19118732466351393,0.19991164230091607,0.20488399217991454,0.20509831465384865,0.20584574044404536,0.211931834376616,0.21306867765600135,0.21387445097829957,0.2144142539505982,0.21457318695548627,0.21818501876408042,0.21850170792200213,0.21915634765252942,0.21927457309412127],"n_dims_used":45,"mean_confidence":0.9134195115831163},"coverage":{"mean_confidence":0.9134195115831163,"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}}