{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001366},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001235","490:4900001500","490:4900001496","490:4900001369","490:4900001502","490:4900001777","490:4900001638","490:4900001637","490:4900001370","490:4900003941","490:4900004489","490:4900003249","490:4900001780","490:4900001365","490:4900001243","490:4900004074","490:4900002397","490:4900004211","490:4900003796","491:4910001341","490:4900004079","490:4900004215","490:4900002247","490:4900003797","490:4900001501"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490],"twin_sims":[0.9030691953222324,0.6463613357394912,0.640319005725444,0.5994267902405077,0.5566892218492587,0.5092067857228996,0.49064513225045947,0.3858222705327622,0.3564314900213302,0.3103230123169301,0.27923447445665917,0.2723200972264516,0.24737801876190196,0.23882329856352583,0.22890951260848813,0.21497518458466194,0.20294077836257474,0.18642086064707536,0.18553289510343582,0.1660774977396257,0.15213416348520542,0.14938073284783038,0.1491241117684435,0.1491090282099373,0.1287628603402401],"twin_dists":[0.05864695279386634,0.12133316245739471,0.12263188697226068,0.13139568571020208,0.1405705372991902,0.15088946111111098,0.15498485378703308,0.17924358639821533,0.18655087733526363,0.19868178087530955,0.20745012805713647,0.2094788983888835,0.21707600160330556,0.21979363159609092,0.2230235383206607,0.22772391836720063,0.23195169478605404,0.23804604538014607,0.23838412299849407,0.24609764035495324,0.25203632489160194,0.25325571499784466,0.2533702033567021,0.2533769372198858,0.2629618657299541],"n_dims_used":44,"mean_confidence":0.9112482070922852},"coverage":{"mean_confidence":0.9112482070922852,"n_dims_used":44,"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}}