{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900009633},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008668","490:4900008556","490:4900008337","490:4900007900","490:4900008226","490:4900008233","490:4900008559","490:4900008454","490:4900009427","490:4900008336","490:4900009536","490:4900010399","490:4900009430","490:4900009012","490:4900008557","490:4900008566","490:4900008455","490:4900008449","490:4900009010","490:4900007898","490:4900010405","490:4900008229","490:4900008562","490:4900010318","490:4900008563"],"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":[0.5305991091380653,0.5044674970249637,0.46292535750299846,0.4587362292357522,0.4440362094584006,0.4042460937557827,0.3875429005330165,0.3641544345697087,0.3422980371182586,0.34165944284040967,0.3415268886814868,0.3213064643834925,0.3037126724152307,0.2956942459910549,0.2933421735430497,0.286795693302987,0.2794754655785616,0.2758195855684886,0.27557903845485865,0.2591700595415921,0.2479361736749061,0.2400148118758571,0.22178454102979686,0.21837492653464416,0.2171055091998564],"twin_dists":[0.1462168157355412,0.15193115507032892,0.16118982635762863,0.16213828713763664,0.1654918148654441,0.17479884814520116,0.17882436269232993,0.1846025226885601,0.1901739898029976,0.19033954149502838,0.19037392606826814,0.19570666593595698,0.20050140798697452,0.20273979966213948,0.20340314491528694,0.2052662213887357,0.20737997411300527,0.20844821246127138,0.20851880202261733,0.21342696427778196,0.21690080917870502,0.21941137808308245,0.22540231968573304,0.22655872637795924,0.22699235554093006],"n_dims_used":45,"mean_confidence":0.8809322781032987},"coverage":{"mean_confidence":0.8809322781032987,"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}}