{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":496,"cluster_id":4960000651},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930005364","496:4960000401","496:4960006596","496:4960001938","488:4880003666","496:4960000464","496:4960000879","496:4960000656","496:4960000279","493:4930004283","496:4960000276","496:4960002049","496:4960001797","496:4960000588","496:4960000885","496:4960008933","488:4880001958","493:4930000972","496:4960001921","496:4960001019","496:4960008549","496:4960003272","496:4960010485","496:4960000653","478:4780002155"],"twin_admin_codes":[493,496,496,496,488,496,496,496,496,493,496,496,496,496,496,496,488,493,496,496,496,496,496,496,478],"twin_sims":[0.6100087726897102,0.558951581712473,0.4353592700110847,0.4317675387204602,0.42599128465624164,0.3878880747499309,0.3809673708671039,0.37010346231731706,0.3589759232224268,0.35803192012324797,0.35118587904931003,0.3507825940371134,0.35038464736713626,0.35035203105442075,0.3495825414079684,0.34707084474841865,0.34580053959166895,0.3447043088681164,0.3390858016530583,0.33302236851756717,0.3291701067910861,0.32422865839362747,0.3235115071031926,0.32036655327037766,0.3182194905707528],"twin_dists":[0.12912972182109117,0.14008303687381785,0.16749113399256677,0.16832334216921985,0.16966762375382102,0.17874036869697837,0.1804312881791839,0.18311590546428086,0.18590660359433486,0.1861453593489453,0.18788665402473023,0.18798977739803877,0.18809159647666893,0.1880999444042014,0.1882970083139834,0.18894183588053046,0.18926889763050275,0.18955165228036766,0.1910084268660781,0.1925952048784473,0.193611510449657,0.1949247994518875,0.19511631649460617,0.1959589939709228,0.1965369561826241],"n_dims_used":45,"mean_confidence":0.9270112779405382},"coverage":{"mean_confidence":0.9270112779405382,"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}}