{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006988},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900007111","490:4900005621","490:4900006265","490:4900007115","490:4900006621","490:4900006149","490:4900006627","490:4900006866","490:4900007117","490:4900005882","490:4900005370","490:4900007116","490:4900007358","490:4900006985","490:4900007360","490:4900012648","490:4900003841","490:4900007729","490:4900006512","494:4940008498","490:4900012500","490:4900003173","490:4900006867","490:4900006865","490:4900007114"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.4596048930505731,0.4220542526838891,0.40090952002083236,0.3599467803275685,0.32633567724780027,0.32622398208897824,0.2749185163814473,0.26892602977941876,0.26754909329491755,0.26551508896697074,0.24047192004615583,0.2346357588045807,0.23159858260005603,0.22477851183143707,0.21179384769074702,0.19373979373233186,0.18810216095728102,0.18714322775051628,0.18227743715259195,0.1795897587769779,0.1748404679915276,0.172330181890552,0.15521295974993882,0.15478867478931552,0.15467764346641572],"twin_dists":[0.16194136082291827,0.17058818993851332,0.1755967920786274,0.18566139100486503,0.1943634722961889,0.1943931782829753,0.20871282921857812,0.21048635345451186,0.21089730939512172,0.21150678179849816,0.21926505895941298,0.22114699804227222,0.2221385055959281,0.2243966380526851,0.22882557088377906,0.23530155457855717,0.23740900360645573,0.23777184989879233,0.23963341327756463,0.24067674396317332,0.24254778243769184,0.24355140536986883,0.2506918869756949,0.2508759946494539,0.2509242348353627],"n_dims_used":45,"mean_confidence":0.9263961791992188},"coverage":{"mean_confidence":0.9263961791992188,"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}}