{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004379},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003586","489:4890004741","479:4790002665","484:4840004939","496:4960001324","479:4790002647","479:4790002147","479:4790004025","496:4960005016","469:4690002875","470:4700006946","489:4890004808","489:4890004933","496:4960001798","496:4960002572","484:4840005316","496:4960004249","470:4700006559","484:4840007097","489:4890004111","479:4790001427","479:4790002831","468:4680001101","489:4890003866","499:4990000385"],"twin_admin_codes":[479,489,479,484,496,479,479,479,496,469,470,489,489,496,496,484,496,470,484,489,479,479,468,489,499],"twin_sims":[0.4462284392311668,0.4260739214430314,0.38916637334118337,0.3861834818943353,0.3785880452170397,0.376837963319631,0.37062672378530104,0.3631927626555157,0.3553330261526535,0.3547591095494319,0.3546136410922124,0.3450247009601276,0.33373543098234854,0.33246304562574874,0.33079713619397266,0.3302591652619176,0.3268791688240171,0.32175039589724086,0.32066251822971176,0.319060671659469,0.3180686325912898,0.31774537569178923,0.3130151817675498,0.31071728298017726,0.30820639839736075],"twin_dists":[0.16498909142948698,0.16964833944916444,0.17842961666376855,0.1791555055110094,0.18101602242285805,0.18144725433066083,0.1829857193059746,0.18484398065521992,0.1868297498357499,0.186975630024551,0.18701262511190592,0.18946896319697443,0.19240779036821817,0.19274236511751713,0.19318147625166165,0.19332353664383534,0.19421900772973757,0.19558763198926102,0.19587949469155883,0.19631026044416444,0.19657764761557275,0.19666487743148378,0.19794708988529797,0.19857395766800037,0.19926196919786848],"n_dims_used":45,"mean_confidence":0.9171398586697048},"coverage":{"mean_confidence":0.9171398586697048,"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}}