{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003193},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002313","490:4900002611","490:4900001595","490:4900001697","490:4900001426","490:4900004151","490:4900004012","490:4900004580","490:4900002151","490:4900004148","490:4900001338","490:4900001998","490:4900004434","490:4900003607","490:4900003353","490:4900003880","490:4900003215","490:4900002318","490:4900002603","490:4900004007","490:4900001424","490:4900003325","490:4900002914","490:4900004022","490:4900003598"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7965032767846688,0.7120170813599246,0.7045268072875214,0.6781210950634395,0.6665626818395854,0.6267501306209409,0.6050254146759965,0.5991703103053544,0.5988014840900332,0.5514995697719951,0.546545484654069,0.543515224496969,0.5355977346806113,0.5260494935172908,0.5220712610789909,0.5168770258566991,0.5165857526922706,0.5093236473662258,0.5079671921573503,0.5033972346358382,0.49169284359191784,0.4914418923422936,0.4808403418293535,0.47559182969348657,0.47093054408968876],"twin_dists":[0.08760975889125566,0.10704264023310736,0.10869631777597151,0.11447084569613801,0.11697663170337254,0.1255433373703535,0.13019680131071862,0.13145061272510636,0.13152960048791343,0.14168993724288334,0.14276009535124157,0.1434154938561291,0.14513110996374454,0.1472068707360355,0.1480741382648673,0.14920880674017925,0.14927251506274242,0.15086380719430778,0.15116167576215864,0.15216675894120077,0.15475252932775535,0.15480816306121448,0.15716637472276113,0.15833988283334968,0.1593856473713343],"n_dims_used":45,"mean_confidence":0.9176517910427517},"coverage":{"mean_confidence":0.9176517910427517,"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}}