{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002998},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003000","490:4900002252","490:4900002408","490:4900002556","490:4900004112","490:4900004378","490:4900001940","490:4900002851","490:4900003833","490:4900002254","490:4900004240","490:4900004375","494:4940007227","490:4900002406","490:4900001385","490:4900008714","494:4940008971","490:4900008954","494:4940007546","490:4900009994","490:4900008962","494:4940007951","490:4900004109","490:4900004931","490:4900002703"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,494,490,494,490,490,494,490,490,490],"twin_sims":[0.19564391138772755,0.16282876848695918,0.14695106217849313,0.11296298043510399,0.09569113072621249,0.07351765760217355,0.050844681007182875,0.049905474858392466,0.04864277442928809,0.0470202017518936,0.04680726792878546,0.046158379651642926,0.04528981221577867,0.03952489252442315,0.039220741478134216,0.03625769892970914,0.031013965018745315,0.028328754284072947,0.027263656869917056,0.02660262760055552,0.026218955455233273,0.02551811795372185,0.024679396617010903,0.024176312554438258,0.023978834954840076],"twin_dists":[0.23459941927999767,0.2474479578553839,0.2543455578310561,0.27122912311199554,0.2813592010004333,0.2967414430053007,0.3170097506035877,0.318000251559242,0.31935669017868695,0.3211435492850188,0.32138185407584335,0.32211369487744085,0.32310690454693114,0.3301380148282586,0.33053246102657163,0.33451712653802074,0.34230330959183347,0.3467370536514732,0.34859631985854594,0.3497819314836025,0.3504817776038056,0.3517832910438352,0.35338208537357635,0.3543637676241773,0.35475394933086973],"n_dims_used":45,"mean_confidence":0.9181808471679688},"coverage":{"mean_confidence":0.9181808471679688,"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}}