{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000414},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000710","490:4900000601","490:4900000490","490:4900000502","490:4900000825","490:4900000325","490:4900000337","490:4900000415","490:4900000497","490:4900000491","490:4900000599","490:4900000771","496:4960008368","496:4960008378","490:4900000506","490:4900000409","496:4960008859","490:4900000403","490:4900001291","490:4900000342","490:4900000278","490:4900000916","496:4960008964","490:4900000218","490:4900000160"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,496,496,490,490,496,490,490,490,490,490,496,490,490],"twin_sims":[0.6487300079418131,0.6444226184282363,0.5318754297749247,0.4879491870732167,0.48544061117419596,0.45260760549410517,0.4496993528338602,0.44599734312400185,0.418251511974816,0.41138713241606495,0.3902806359616016,0.38262510874914524,0.37566121920545786,0.3698129900328002,0.35657671978061556,0.34952298052940217,0.3482621982680776,0.3479326138529634,0.34595897283680555,0.3114605480726769,0.3086088850548118,0.3073113921548171,0.3040790680316903,0.30246736060127416,0.297953057531667],"twin_dists":[0.12082357800569622,0.12175004526182505,0.1459393981262864,0.15558334828261597,0.15614114784436434,0.16353149994959174,0.16419505259579545,0.16504204199996345,0.17148078879949114,0.17310087360359147,0.1781591328325941,0.18002492900916386,0.1817377610073607,0.18318821372573485,0.18651404032577695,0.18831227114271354,0.1886356749468502,0.18872031820043317,0.18922807166514094,0.1983709058381175,0.19915146719988047,0.19950798953581353,0.20039995480358924,0.200846761190949,0.20210567888287193],"n_dims_used":45,"mean_confidence":0.9156288146972656},"coverage":{"mean_confidence":0.9156288146972656,"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}}