{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800001491},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001598","480:4800001490","480:4800001709","480:4800001327","480:4800001497","480:4800001768","480:4800001824","480:4800001659","480:4800001438","480:4800001433","480:4800001256","480:4800001328","480:4800001766","480:4800001329","480:4800001946","480:4800001767","480:4800001547","480:4800001319","480:4800001546","480:4800001945","480:4800001318","480:4800001652","480:4800001882","480:4800001342","480:4800001657"],"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":[0.7185449893930967,0.7182812054720271,0.5779085684939242,0.5744529032653157,0.4899943042995175,0.4617688020381738,0.453268535523611,0.4267494713120296,0.4233521272064229,0.40949490514485737,0.3979332170403428,0.3883616367098243,0.35945717362492796,0.35941315519559097,0.3468511494490431,0.3150538867814494,0.3112770401967062,0.29750499806695363,0.29343499540330753,0.28352678170670326,0.28000880879183415,0.2793815369937737,0.272821527542821,0.25347317435813255,0.24949270626856107],"twin_dists":[0.10559474077829585,0.10565337604770556,0.136007749010661,0.13674952977978344,0.1551292457687316,0.161451377385541,0.16338092143747826,0.16949074960183533,0.1702843231551123,0.17354952527838238,0.17631111816816736,0.17862519046714564,0.18578501026207742,0.18579612855229574,0.18899835491473646,0.19739312121424585,0.19842101238870385,0.20223123817277583,0.20337690725528335,0.20620606272319564,0.20722484533980906,0.2074073129057393,0.20933071742851814,0.21517637686410246,0.2164135800851977],"n_dims_used":43,"mean_confidence":0.9199971043786337},"coverage":{"mean_confidence":0.9199971043786337,"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}}