{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001555},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001421","490:4900006277","490:4900001151","494:4940008306","490:4900002882","490:4900003032","490:4900006886","490:4900001855","494:4940008833","490:4900006280","494:4940007903","490:4900007002","494:4940008781","490:4900001536","490:4900000329","494:4940008675","466:4660005586","490:4900006633","466:4660008735","490:4900005654","490:4900001416","466:4660007785","494:4940007364","494:4940008307","494:4940004899"],"twin_admin_codes":[490,490,490,494,490,490,490,490,494,490,494,490,494,490,490,494,466,490,466,490,490,466,494,494,494],"twin_sims":[0.5145387886919462,0.3171401892546182,0.28655835774529337,0.2856085493966071,0.27016728785918204,0.26873277058433526,0.2649015633637648,0.22049739757232625,0.2119694718810743,0.20765154773114028,0.20566283488671794,0.20552418493013025,0.2038948781814535,0.19443505305563033,0.18855095308985245,0.18743567333617445,0.1647777560790623,0.16077594672605472,0.14297989092855212,0.14169102890500854,0.14033150476505807,0.1386718200171307,0.12659870230703785,0.1258239821099356,0.12006120182923266],"twin_dists":[0.1497204823681368,0.19682831967695397,0.20533424006866713,0.2056067873330068,0.2101170070694934,0.21054395415309526,0.21169118983372923,0.22583745995906154,0.2287644637204545,0.23027694123557418,0.23098075696445267,0.23102999899520466,0.23161036404700439,0.2350446274542218,0.23723963250007218,0.2376610548648507,0.24663555961726438,0.24831129233236804,0.2561559050789084,0.2567514781092187,0.25738408877909824,0.25816259311298845,0.2640468756437965,0.2644387008812833,0.26741239887000795],"n_dims_used":45,"mean_confidence":0.9178514268663195},"coverage":{"mean_confidence":0.9178514268663195,"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}}