{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001532},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900002282","490:4900002284","490:4900002281","490:4900002434","490:4900002129","490:4900002130","490:4900003704","490:4900004137","490:4900001827","490:4900003564","490:4900003708","490:4900004132","490:4900001963","494:4940007578","494:4940008578","490:4900001138","490:4900003039","490:4900001148","490:4900002435","490:4900005892","494:4940007590","490:4900003857","490:4900003847","490:4900001811","490:4900001543"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,494,494,490,490,490,490,490,494,490,490,490,490],"twin_sims":[0.7316848654465518,0.6324237119280393,0.44162287063360334,0.38997114105573205,0.3727920516502106,0.36247287550472884,0.3403843226307749,0.31657943236634856,0.3120738842261108,0.30720264640905776,0.3031911924293847,0.28346247922885903,0.28064718913412684,0.27608424393936654,0.2733559673918541,0.2711563391844901,0.26879435501377974,0.26395893590112446,0.25749414305590673,0.25133249195065677,0.2508733553018377,0.22984045043782966,0.22336775456075644,0.22154502205814006,0.22151703591686595],"twin_dists":[0.10265925039409404,0.12432668063609723,0.16604634729985168,0.1782342253810027,0.1824479568427678,0.1850249428462546,0.1906706044099183,0.19697992011668686,0.19820355757747685,0.19953790979167055,0.20064592588035243,0.20622461552897978,0.20703940105586885,0.20837059085210943,0.2091729659025486,0.2098234569312381,0.21052559619450403,0.21197503614658175,0.21393906243433822,0.21584018771108177,0.2159830317129495,0.2227163735577783,0.22486939513954377,0.22548316497086837,0.22549261499521728],"n_dims_used":45,"mean_confidence":0.9213273790147569},"coverage":{"mean_confidence":0.9213273790147569,"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}}