{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004651},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900004786","490:4900009669","490:4900011032","490:4900004653","490:4900004658","490:4900007597","490:4900008705","490:4900009670","490:4900002418","490:4900011198","490:4900008718","490:4900012139","490:4900010180","490:4900009984","490:4900004796","490:4900011473","490:4900004649","490:4900003817","490:4900002267","490:4900005615","490:4900010873","490:4900007704","490:4900012002","490:4900005607","490:4900011548"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.22922864472509083,0.19333831541768465,0.18265530145265124,0.1507355143365909,0.1356366387505222,0.13368661173453533,0.12690246326210747,0.09129098284197622,0.08236787737622978,0.07928083540511677,0.078811166545185,0.06905357550060287,0.06380282791344258,0.05730366752946736,0.057023745671092245,0.0536777219399904,0.052939153795170904,0.05116706274968742,0.0502477633987976,0.047048810110304234,0.03837301633270187,0.03704543628368565,0.03643557041281132,0.03640716727056755,0.0348569025297558],"twin_dists":[0.2229181472708353,0.23545020952494888,0.23948760383387077,0.25265368569416885,0.2596044972845732,0.2605436905376046,0.26389374052294856,0.28416723374807057,0.2902082983447344,0.2924200642005078,0.2927625948047806,0.30028108402707726,0.3046910701444732,0.3105815052421006,0.31084733499170286,0.31411144103005656,0.31485454928900886,0.31667327209953494,0.3176374851506777,0.321111601080396,0.33164567438062653,0.33343160069903804,0.3342702768455304,0.3343096259195587,0.3364979593171171],"n_dims_used":45,"mean_confidence":0.9248569064670139},"coverage":{"mean_confidence":0.9248569064670139,"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}}