{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012121},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900011861","490:4900010696","490:4900011185","490:4900011808","490:4900010694","490:4900012204","490:4900011325","490:4900011120","490:4900011258","490:4900010961","490:4900013356","490:4900005199","490:4900010864","490:4900011023","490:4900011396","490:4900013333","490:4900012125","490:4900004925","490:4900013351","490:4900011992","490:4900005082","490:4900013315","490:4900013355","466:4660007128","490:4900010863"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,466,490],"twin_sims":[0.14348445142190788,0.13790951043957766,0.11987639208797365,0.10721230019746544,0.10151757943422371,0.09324622080887086,0.09034933311259172,0.08127415867231934,0.0779029361575842,0.07355194176651986,0.07350163349249916,0.05705079167994665,0.05192488062718348,0.045013655560855986,0.04176835982877383,0.038841107432306614,0.03808575293152514,0.035788201464226975,0.033166924608978465,0.03161027234283482,0.03102169926169664,0.030674232663838914,0.029174464177097736,0.029020346987757163,0.02878465629264313],"twin_dists":[0.2559238381750981,0.25852250100124946,0.26750954911755165,0.27445919710995054,0.27779319773365996,0.2829065677519261,0.2847820073191664,0.29098419685401333,0.2934296479357802,0.2967149403404352,0.29675383353870477,0.31082160361677297,0.31588920686381494,0.32342603589440705,0.3273051555524121,0.33102844494358885,0.33202762601782054,0.3351736699981376,0.3389799826276557,0.34136357771831755,0.3422910224531585,0.34284563744205987,0.34530309388135977,0.3455617259881577,0.34595954135605916],"n_dims_used":45,"mean_confidence":0.9156620449490017},"coverage":{"mean_confidence":0.9156620449490017,"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}}