{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":473,"cluster_id":4730002677},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["473:4730002678","473:4730002485","473:4730000756","473:4730002741","473:4730002679","473:4730002806","473:4730002810","473:4730000669","473:4730002743","473:4730002484","473:4730002804","473:4730002355","473:4730006430","473:4730006779","473:4730001761","473:4730001101","473:4730002421","473:4730002745","473:4730002682","484:4840000039","473:4730000755","473:4730001282","473:4730002612","473:4730006087","473:4730002290"],"twin_admin_codes":[473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,473,484,473,473,473,473,473],"twin_sims":[0.5637075649608883,0.5061733886263189,0.4639296300579967,0.42646758937430446,0.41821696550980253,0.4011698794105253,0.3890021568464622,0.3712528755641321,0.37015361331384394,0.3586863019458522,0.3574890535979347,0.3454548206061492,0.3369434139058161,0.3360556428740447,0.3301616949903699,0.3269716982238164,0.3256351887990037,0.3211024396344241,0.3074403082464662,0.30313930124953853,0.29816410374195357,0.295732975182997,0.293967578974499,0.28897050910184335,0.2879146359660262],"twin_dists":[0.13905909030463137,0.15155590352716453,0.16096289952776527,0.16955649346189278,0.17148891347384218,0.1755344194357336,0.1784695104557081,0.18283005410058445,0.18310342406084937,0.18597981989122533,0.18628280656340548,0.189358018815653,0.19156731426792106,0.19179947029735245,0.19334928890856604,0.19419442588418676,0.194549864525651,0.19576140314567889,0.19947252752213454,0.20066031439312182,0.2020465760049222,0.20272890315085926,0.20322645844656417,0.20464449860331302,0.20494599400013921],"n_dims_used":45,"mean_confidence":0.9119716220431857},"coverage":{"mean_confidence":0.9119716220431857,"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}}