{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960008454},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["496:4960008562","496:4960008347","496:4960008450","496:4960008353","496:4960008563","496:4960008650","496:4960008560","496:4960007996","496:4960008842","496:4960008839","496:4960008561","496:4960008559","496:4960008555","496:4960008237","496:4960007873","496:4960008934","496:4960009035","496:4960007872","496:4960007889","496:4960006859","496:4960008242","496:4960008453","496:4960007993","496:4960008111","488:4880001533"],"twin_admin_codes":[496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,496,488],"twin_sims":[0.8966549860407814,0.8430447586472051,0.829875935347511,0.8184226910152851,0.8124948732346301,0.8028085343585942,0.7978610142122563,0.7684376767675222,0.7621442182507802,0.7605305944076018,0.7576614825767746,0.719361508251828,0.714044554108366,0.7059616742954635,0.6890061407444315,0.6876710590234363,0.6709888632388359,0.6249082924892227,0.6106970333450944,0.608329214686031,0.5966404623775083,0.5955348945526544,0.5911869935637619,0.5893124017185747,0.5716514694970626],"twin_dists":[0.060662403559922515,0.0758927715550469,0.07931473641233545,0.08221708263470348,0.08369514931016843,0.08607828464344376,0.0872812337755843,0.09426343908167176,0.09572366085432106,0.09609640338769947,0.09675755399500813,0.10541317058110417,0.10659363675593767,0.10838013571809893,0.112099829709358,0.11239129334458807,0.11601837617328631,0.12593812873721247,0.1289823408676926,0.12948936729754779,0.1319924308772354,0.1322292324793938,0.13316067469464968,0.13356236234103558,0.1373511945119504],"n_dims_used":45,"mean_confidence":0.930946773952908},"coverage":{"mean_confidence":0.930946773952908,"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}}