{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800003622},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800003279","480:4800003760","480:4800003102","480:4800003059","480:4800003330","480:4800003285","480:4800003108","480:4800003188","480:4800003621","480:4800003382","480:4800002847","480:4800003101","480:4800003688","480:4800003624","480:4800003698","480:4800003558","480:4800003060","480:4800003142","480:4800003496","480:4800003103","480:4800003684","480:4800003752","480:4800003195","480:4800003761","480:4800002749"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480],"twin_sims":[0.8434651007262934,0.6656268282657218,0.6609517589438219,0.6591930273317361,0.6399536647245895,0.6359375494586269,0.6002141217608095,0.5834507438218761,0.5776674514867411,0.5738407852501632,0.5659238551866387,0.5649940796202266,0.5134632338882729,0.5076235910996316,0.48044966814348916,0.4685148685923666,0.46378763889995117,0.42719654876484797,0.4225498821715026,0.41383325443325913,0.4106930864730144,0.4042839059592748,0.4021390632094866,0.3922176065897295,0.3854664624181503],"twin_dists":[0.07578190294456374,0.1171790477565584,0.1181892691280123,0.11856891697513976,0.12271036196655255,0.12357267933190082,0.1312270763223868,0.13481888202492592,0.13605949310130788,0.13688096913076842,0.13858231486568273,0.1387823027841638,0.1499560381125519,0.15123716122543363,0.15725358292495978,0.15992896886577174,0.1609949736143734,0.16938651362485158,0.17047210376248145,0.17252222572761014,0.17326532830787347,0.1747898223353016,0.17530239898052838,0.1776897982355804,0.17933038801424073],"n_dims_used":42,"mean_confidence":0.912426267351423},"coverage":{"mean_confidence":0.912426267351423,"n_dims_used":42,"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}}