{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910002134},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001419","491:4910001224","491:4910002180","491:4910001418","491:4910001478","491:4910002089","491:4910000965","491:4910001597","491:4910001035","491:4910002039","491:4910001293","491:4910001227","491:4910001476","491:4910001441","491:4910000972","491:4910002976","491:4910001157","491:4910001660","491:4910002181","491:4910001891","491:4910001946","491:4910001836","491:4910002192","491:4910001534","491:4910001358"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.4840731058821212,0.45255600313189503,0.43319508379141486,0.4330920307559039,0.4211988809991403,0.38441467444203314,0.37156528121328286,0.33763631070465056,0.29184357489222795,0.27428665464652996,0.24956947567937693,0.24628165711014766,0.23640007895042878,0.23630384799900908,0.23286403344605755,0.23145476700559708,0.226581603661776,0.2181533026985538,0.21806298235638458,0.2006876320152521,0.19593748039649325,0.1929049034088831,0.18708962780847588,0.1836683758522609,0.18199301958224437],"twin_dists":[0.15644559538740663,0.1635432598366453,0.1679922464481767,0.16801613316777939,0.17078866975656345,0.17958720144596324,0.18275243677231573,0.1913863483125224,0.20382743203691248,0.20889870500884491,0.21638959999621232,0.21742086565864224,0.22057488184252008,0.22060601452628648,0.22172435864968598,0.22218566656362204,0.22379526959023005,0.22663431016131994,0.22666512828601712,0.2327621597551412,0.23449158947569873,0.23561092979757534,0.23779216977715653,0.2390977285021963,0.23974330457630436],"n_dims_used":45,"mean_confidence":0.8976977030436198},"coverage":{"mean_confidence":0.8976977030436198,"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}}