{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002360},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002355","490:4900002195","496:4960011663","490:4900002507","490:4900001477","490:4900001479","490:4900002499","490:4900002813","490:4900001193","496:4960011563","490:4900001747","470:4700001513","490:4900004738","490:4900004736","490:4900001450","490:4900002203","490:4900002350","496:4960011987","496:4960011392","470:4700002125","490:4900001882","490:4900002049","466:4660002351","490:4900002654","469:4690002332"],"twin_admin_codes":[490,490,496,490,490,490,490,490,490,496,490,470,490,490,490,490,490,496,496,470,490,490,466,490,469],"twin_sims":[0.5159795960024854,0.479235173917003,0.4372844230412759,0.4319978686661003,0.43086861906146584,0.40786917936033806,0.3890652229065825,0.3848818707139076,0.32878132029929286,0.32438147086496927,0.31005528446243025,0.3088796616976127,0.2988537430348792,0.29779227299756983,0.29393050914495894,0.2907869975945546,0.28876612973276283,0.2876187852472651,0.2777078329184526,0.270767024383704,0.2554330387812568,0.25422241612023516,0.24826634125091052,0.24677405346040898,0.23887372901580461],"twin_dists":[0.14940512387334615,0.1575248329514364,0.16704620357732095,0.16826989103675039,0.1685320590357192,0.17393571759927107,0.17845418862033463,0.1794730856011569,0.1937144419896766,0.19488402096543223,0.19875504250397596,0.1990771725545515,0.20185361546670072,0.20215072261974584,0.2032369250265658,0.20412735114463437,0.2047028059005143,0.2050305901795724,0.207895400785562,0.20993892643016068,0.2145717546354478,0.21494488503164003,0.21679729599095615,0.21726585902558432,0.2197774277198354],"n_dims_used":45,"mean_confidence":0.9164272732204861},"coverage":{"mean_confidence":0.9164272732204861,"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}}