{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":488,"cluster_id":4880003370},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960011794","496:4960011606","481:4810002947","496:4960012110","488:4880002695","496:4960010148","496:4960011514","468:4680001733","496:4960011176","496:4960011868","496:4960011605","496:4960002788","490:4900005255","488:4880002696","466:4660003330","488:4880004802","468:4680000808","466:4660003241","493:4930006987","493:4930004984","466:4660000313","466:4660003084","496:4960010718","481:4810003150","499:4990003914"],"twin_admin_codes":[496,496,481,496,488,496,496,468,496,496,496,496,490,488,466,488,468,466,493,493,466,466,496,481,499],"twin_sims":[0.5401735866003574,0.478546738410282,0.4241409773978756,0.4123138358301894,0.39024034119654644,0.36977129677270026,0.3635418607743678,0.36145141592779356,0.35594635043180206,0.3480656170767079,0.34011747560862715,0.33680357706756203,0.33252473003077543,0.328673941928722,0.32765838094329425,0.3273734196352794,0.32686400848554276,0.31944057378027274,0.31500062621829206,0.3115074653234292,0.30329493445367744,0.30269825037867776,0.2975035196799555,0.29275960625820224,0.2918907926461885],"twin_dists":[0.14413900245228822,0.15767868855835693,0.17009982295270987,0.17288147942218995,0.17816890794437443,0.18319859488931742,0.184756291256538,0.18528202629730972,0.18667398738200727,0.18868615548563644,0.19073997063474457,0.19160386024831638,0.19272612906244152,0.1937428823055821,0.19401211812512828,0.19408774701577713,0.19422303567149088,0.19620798818447593,0.197407567540226,0.19835809786108602,0.2006171643280785,0.20078266788976512,0.20223165264358944,0.2035679297860597,0.2038140439235602],"n_dims_used":45,"mean_confidence":0.9168660481770833},"coverage":{"mean_confidence":0.9168660481770833,"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}}