{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740002016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002221","474:4740002121","474:4740003187","474:4740001384","487:4870011683","474:4740001500","474:4740000381","474:4740002228","474:4740000201","474:4740000965","474:4740003008","487:4870013184","474:4740001700","474:4740000784","474:4740001280","487:4870012969","474:4740000151","474:4740001388","474:4740002829","474:4740000269","474:4740002821","474:4740000061","474:4740002822","474:4740000317","487:4870012595"],"twin_admin_codes":[474,474,474,474,487,474,474,474,474,474,474,487,474,474,474,487,474,474,474,474,474,474,474,474,487],"twin_sims":[0.5786727804892672,0.4817042618074902,0.47032835555709257,0.4614813698469365,0.3622333103504178,0.3511911920923089,0.3506113817315614,0.3056826537356955,0.3053528314320742,0.3001529460514928,0.2858726879075218,0.28228467493424414,0.2745485384373493,0.26097057754390157,0.25813603221509973,0.2554157483717675,0.2398711736940055,0.22935790631302463,0.2267025380685404,0.22401905227144447,0.22340221595288456,0.21853423932303292,0.2167931519075031,0.21105427571359034,0.18322021857591156],"twin_dists":[0.1358437604085858,0.15697360570187818,0.1595210002685151,0.161516414983234,0.18508520413116947,0.18788529584785976,0.1880335765616707,0.19995676109690533,0.2000478061522361,0.2014908067964256,0.2055309382849985,0.20656489082314797,0.20882163440509008,0.21287911060237416,0.21374267716161538,0.21457707587318778,0.2194573936576877,0.22287548715748928,0.22375504930222598,0.22465089331319166,0.22485782316805727,0.22650442530085801,0.22709931705958816,0.22908327724011585,0.2392700114351626],"n_dims_used":45,"mean_confidence":0.9204427931043837},"coverage":{"mean_confidence":0.9204427931043837,"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}}