{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001174},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000809","490:4900001561","490:4900001570","490:4900001877","490:4900000686","494:4940008740","490:4900000597","490:4900003232","494:4940008437","490:4900001175","480:4800004127","490:4900001432","494:4940008582","490:4900004443","494:4940005931","494:4940008427","490:4900000074","494:4940005211","480:4800005144","490:4900000280","494:4940007905","494:4940004455","490:4900000017","494:4940008873","494:4940008213"],"twin_admin_codes":[490,490,490,490,490,494,490,490,494,490,480,490,494,490,494,494,490,494,480,490,494,494,490,494,494],"twin_sims":[0.7007234679629898,0.5179192371768013,0.4801633864613928,0.4481225952876852,0.4279053007278118,0.4190612604896181,0.3874536385556917,0.3654038642120502,0.36087993111665795,0.3534960687891245,0.34541450034537496,0.32818711402531975,0.32298809538710765,0.3114566271561678,0.3071487797791185,0.30371907836153517,0.29880718074690943,0.2977960218940058,0.29362056512668966,0.2898901351028004,0.28843462012000076,0.28748564051085357,0.284229140198036,0.27325353402509617,0.2729895995759675],"twin_dists":[0.10953308924955114,0.1489809215587483,0.15731750251362098,0.1645554788071768,0.1692213603617069,0.17129043308871084,0.17884608927197865,0.18428929446333273,0.18542602016309262,0.18729710528766189,0.18936841585025385,0.19387188815233344,0.19525624418714416,0.1983719762620953,0.1995527328928943,0.2004996336014413,0.20186663533528718,0.20214967220500607,0.20332446758264344,0.2043824430591917,0.20479743458654023,0.20506867886541139,0.20600358048991638,0.20920318663859244,0.2092810868548412],"n_dims_used":45,"mean_confidence":0.9168995327419704},"coverage":{"mean_confidence":0.9168995327419704,"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}}