{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001516},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740002146","474:4740001926","474:4740001411","474:4740001218","474:4740001515","474:4740001217","474:4740003112","474:4740002040","474:4740001929","474:4740000898","474:4740002363","486:4860000153","474:4740001424","474:4740001617","474:4740002662","474:4740001730","474:4740001214","474:4740001005","474:4740001833","474:4740002239","474:4740002346","474:4740002137","474:4740003111","474:4740002660","474:4740002661"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,486,474,474,474,474,474,474,474,474,474,474,474,474,474],"twin_sims":[0.5306287875422588,0.48761075350047367,0.45390880140440026,0.3800852229367373,0.3773803310136008,0.3745877440443745,0.36744866771016427,0.35891515827175585,0.358072843300973,0.35719069186241015,0.35528990510066394,0.3520551442885864,0.351153769814178,0.3383285027934458,0.3193608612201094,0.3161242028247253,0.31206037543372683,0.3119602838551232,0.30952568271310443,0.2900800938363806,0.27720225836764,0.2684823935046021,0.2530948821193982,0.24809433955582524,0.24403664738413525],"twin_dists":[0.14621036332731357,0.15565855023664782,0.16323512785708644,0.18064787508641036,0.1813135072830713,0.1820031619196845,0.1837778284610265,0.18592196247353,0.18613500243556844,0.18635839380367555,0.18684070626532887,0.1876645855954101,0.1878948623591816,0.19120576635270933,0.19622944168364229,0.1971031029361425,0.19820724141707127,0.19823453916631736,0.1989000707387199,0.20432837445835383,0.20804318946556358,0.21061861694976064,0.21529342236038923,0.21685121044371275,0.21813013603590772],"n_dims_used":45,"mean_confidence":0.9207997639973958},"coverage":{"mean_confidence":0.9207997639973958,"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}}