{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":494,"cluster_id":4940001258},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940001259","494:4940001085","494:4940001318","494:4940001381","494:4940001380","494:4940002037","494:4940001317","492:4920004911","494:4940001549","494:4940001379","494:4940001384","494:4940001456","492:4920003789","494:4940003037","494:4940001321","494:4940001204","492:4920003879","494:4940001083","494:4940000394","494:4940001265","494:4940001146","494:4940002590","494:4940001537","494:4940001147","468:4680005988"],"twin_admin_codes":[494,494,494,494,494,494,494,492,494,494,494,494,492,494,494,494,492,494,494,494,494,494,494,494,468],"twin_sims":[0.7502172343765263,0.35352175551162607,0.325404518363215,0.3113814514096312,0.27866598416107524,0.2511966988558401,0.20309701732361185,0.19742284658441767,0.18508562497230743,0.15943879836075658,0.15372678238270715,0.12880697563937993,0.1240673280420026,0.11661006718164928,0.1103658744172909,0.09654314033552726,0.09569835886734203,0.09282823444945586,0.09111831500931075,0.08941903546909037,0.08756440990867854,0.08031015366572732,0.07253109113934626,0.06806038201833879,0.06596638215453919],"twin_dists":[0.09846378705820524,0.1872905614496393,0.1946112920022741,0.19839250099417,0.20761576496831938,0.2158824175375931,0.23189572476876927,0.23394771409724827,0.23855484436039992,0.24887795780211858,0.2513384010412622,0.2629398923284038,0.2653339839409954,0.26924579818797695,0.2726717444446818,0.2808272840818073,0.28135467276915466,0.28317430283780654,0.284279586169861,0.2853943731947906,0.2866304126374839,0.29167503816080076,0.29750840477731577,0.3010937689646075,0.30283934711376853],"n_dims_used":45,"mean_confidence":0.9150166829427083},"coverage":{"mean_confidence":0.9150166829427083,"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}}