{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910000281},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910000104","491:4910000288","491:4910000359","491:4910000139","491:4910000248","491:4910000318","491:4910000412","491:4910000457","491:4910000250","491:4910000194","491:4910000110","491:4910000137","491:4910000249","491:4910000504","491:4910000320","491:4910000369","491:4910000562","491:4910000115","491:4910000156","491:4910000182","491:4910000131","491:4910000510","491:4910000556","491:4910000075","491:4910000801"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.3139427466140598,0.2647495218762905,0.25584160754871843,0.2523754659408852,0.23041625341576902,0.23006777358061448,0.21656234756977571,0.21448606809424553,0.20651036064292771,0.2038192163811956,0.20214988782611445,0.19289391175539314,0.17603770885131528,0.1714710987625998,0.17127990158513104,0.15607725850378035,0.15352476660849315,0.15351439138104464,0.15334672193187698,0.1515797347346628,0.14834968230700515,0.14636211145783212,0.13696005604693012,0.1256315780848316,0.12334890116435698],"twin_dists":[0.19769479315477922,0.21173693026366866,0.21444608124385295,0.21551632077332888,0.2225267970900253,0.22264149265574018,0.22717841877949216,0.22789257240967253,0.23068024742458235,0.23163739213408321,0.23223547312819456,0.23561500905051014,0.24207273963744358,0.24389727098798247,0.24397441546865262,0.2503179822695248,0.2514266346170438,0.25143116845871577,0.25150446903645407,0.25228054743224426,0.253716588709901,0.25461173715165797,0.25897285125088465,0.2645362954241571,0.26570290937586005],"n_dims_used":45,"mean_confidence":0.8901863945855035},"coverage":{"mean_confidence":0.8901863945855035,"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}}