{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800000372},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800000406","480:4800000505","480:4800001084","480:4800000374","480:4800000464","480:4800000513","480:4800000444","480:4800000377","480:4800000306","480:4800001049","480:4800001038","480:4800000352","480:4800000307","480:4800000603","480:4800000688","480:4800000722","480:4800000478","480:4800000432","480:4800000886","480:4800001140","480:4800001090","480:4800001000","480:4800001012","480:4800000662","480:4800000653"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.6492018293424832,0.49590545220100296,0.3993140204663611,0.3486879596548091,0.3383832787719974,0.33031248889645043,0.2780709214052665,0.276068726157858,0.2721612732515016,0.23420777049210473,0.22798204330794886,0.22649339629866508,0.21907700008055053,0.21820507913707218,0.21561377297087175,0.2072214924258398,0.200828341620933,0.19404434761217762,0.19367354642815984,0.19335332513614822,0.18747823387297297,0.1759476291909342,0.17244735270216735,0.16787595082337262,0.15872677831282153],"twin_dists":[0.1207220386760266,0.1538198678865003,0.17597941778409007,0.18852639404282773,0.19119148467164881,0.19330944996575825,0.20778936458100558,0.20837514080335762,0.20952586851953856,0.22128620600392881,0.22333038069839528,0.22382461451894903,0.22631962682210666,0.22661664743227927,0.22750411358719377,0.23042874878121308,0.23271136327294706,0.23518893055983822,0.23532606912779566,0.23544464803061996,0.2376449406207082,0.2421084013331857,0.24350432828976806,0.24535830671433387,0.24918111409342417],"n_dims_used":43,"mean_confidence":0.913686707962391},"coverage":{"mean_confidence":0.913686707962391,"n_dims_used":43,"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}}