{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006868},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007362","490:4900006261","490:4900007605","490:4900007240","490:4900007005","490:4900006622","494:4940008698","490:4900007722","490:4900005623","466:4660006010","490:4900007119","490:4900006751","490:4900007367","490:4900005089","490:4900007121","490:4900006882","490:4900006279","490:4900007480","490:4900006992","490:4900007482","490:4900001417","490:4900004406","490:4900007117","490:4900007484","490:4900003442"],"twin_admin_codes":[490,490,490,490,490,490,494,490,490,466,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.4576311475899254,0.3766248362581713,0.36258813285995073,0.3374245622987317,0.3113959624230061,0.30750251143405,0.2811573390739045,0.28029927701480206,0.26680706414539007,0.26069855586443924,0.2606922512298218,0.24720403914016462,0.2385825819483186,0.2317298459213961,0.23130705597927823,0.22758280318012727,0.21954635113024001,0.209686812647924,0.2054479412101903,0.19894677922403703,0.1972928236271876,0.1965224899918293,0.1963390439924926,0.19439074147958435,0.19011251796693576],"twin_dists":[0.16238900277215637,0.18149983682178486,0.18499595769770352,0.19144162999355105,0.1983885389285777,0.1994554198417329,0.20689139050556068,0.20714043491191073,0.21111931735657924,0.2129617274827487,0.21296364293233688,0.21713066180659474,0.21987100727745731,0.22209547767541502,0.22223412503379503,0.22346271892758166,0.22616007021336332,0.22956139352948796,0.23105708690954946,0.23339265153807867,0.2339952093809795,0.23427704512532177,0.2343442737783583,0.23506098335170375,0.2366524984479722],"n_dims_used":45,"mean_confidence":0.9252772013346354},"coverage":{"mean_confidence":0.9252772013346354,"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}}