{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900002181},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004175","490:4900001200","490:4900004025","490:4900000675","490:4900003349","490:4900001291","496:4960006885","490:4900002905","490:4900004321","490:4900002192","490:4900000825","490:4900001329","496:4960009281","490:4900000202","490:4900000710","496:4960008964","490:4900000342","490:4900000506","490:4900000620","490:4900000601","490:4900000904","490:4900005143","490:4900000275","490:4900004288","487:4870006431"],"twin_admin_codes":[490,490,490,490,490,490,496,490,490,490,490,490,496,490,490,496,490,490,490,490,490,490,490,490,487],"twin_sims":[0.5554793365054647,0.5252961571674095,0.4966671223426784,0.4577955696479471,0.425487906658537,0.42426014845123305,0.39560403473595696,0.39131727284074963,0.38690602220696574,0.3857810728288246,0.37099464321001696,0.3643420772176466,0.35946511259893804,0.34643941380163573,0.34369773636724105,0.3405879614249777,0.3370250587266283,0.33512509578045246,0.3336349820708486,0.3313796736422828,0.3260399126678116,0.3158189295263769,0.3147841630834065,0.313531676270435,0.31162244934113065],"twin_dists":[0.1408313654293264,0.14737098678757687,0.15365148119055794,0.1623516857072772,0.16978512665570505,0.1700719630921686,0.1768718372776619,0.17790781717901705,0.17897943224299057,0.17925363488814697,0.18289423647724182,0.1845554466921473,0.185783005089326,0.1891043293606123,0.1898117014830784,0.190617688617261,0.19154598040394794,0.19204316922436832,0.19243417819019,0.19302779001078038,0.194442144921496,0.1971857645771541,0.1974662949828573,0.19780655148377213,0.19832671294329143],"n_dims_used":45,"mean_confidence":0.9044947306315104},"coverage":{"mean_confidence":0.9044947306315104,"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}}