{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001921},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002078","490:4900002824","490:4900002231","490:4900003668","490:4900002528","490:4900003117","490:4900002676","490:4900001772","490:4900004351","490:4900003138","490:4900002678","490:4900002230","490:4900002976","490:4900002382","490:4900002835","490:4900001362","490:4900001769","490:4900003533","490:4900002228","490:4900001775","490:4900002530","490:4900002229","490:4900002533","490:4900002690","490:4900002686"],"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":[0.5551407151554418,0.5052088428869989,0.4720978469102518,0.4295638054567912,0.37623338457377986,0.3713438590921251,0.35317186614542423,0.3388926787135574,0.3319386401316924,0.31634525545586856,0.3013872313235583,0.2804553551235147,0.2780015935439618,0.2641927242922957,0.2516107444584484,0.2509786235428109,0.24537970595089914,0.24341492620939262,0.23810708248035034,0.23147462741579625,0.2209804065632505,0.21909432253429828,0.20491240165124977,0.1955536244709667,0.19431090309340673],"twin_dists":[0.14090438084643278,0.15176803672254374,0.15912344003138962,0.168835334041386,0.18159645322823667,0.18280744586381145,0.1873797189832118,0.19105872894611142,0.19288046126010483,0.19704327468722785,0.20114697607819776,0.20709510034547168,0.2078096045385583,0.21190457828235298,0.2157537003677212,0.21595026652003255,0.2177053182490491,0.21832730120838778,0.22002400081749196,0.22217915265784755,0.22567397212238877,0.2263137339558603,0.23124754781969373,0.23463260481007261,0.2350904591304807],"n_dims_used":45,"mean_confidence":0.9143622504340277},"coverage":{"mean_confidence":0.9143622504340277,"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}}