{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900001028},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900000663","490:4900000914","490:4900004447","490:4900000564","494:4940008688","490:4900001039","490:4900000787","494:4940007289","490:4900000577","490:4900000665","494:4940008785","490:4900000930","494:4940008578","490:4900004459","490:4900001074","496:4960007781","490:4900004458","494:4940007591","480:4800004624","490:4900001427","490:4900000466","490:4900003731","494:4940008415","490:4900001706","490:4900000909"],"twin_admin_codes":[490,490,490,490,494,490,490,494,490,490,494,490,494,490,490,496,490,494,480,490,490,490,494,490,490],"twin_sims":[0.7585310581470176,0.5645167046754213,0.5376187817428294,0.5077136534929733,0.4897605799949349,0.4792153552718736,0.469888803680156,0.46351136226481066,0.4308885080914937,0.43075329981677635,0.4203772262614566,0.4074554895104131,0.4045140250239545,0.4006885310265284,0.3809596721756264,0.3770870624241904,0.3727019891644287,0.3567335114780085,0.35160026609007866,0.3501195875377566,0.3491318989360733,0.3403445190128352,0.3259659324251887,0.32509660163906473,0.31006719987707465],"twin_dists":[0.09655738570116847,0.13888499847235086,0.14469271739014378,0.15121737418915632,0.15518111357220646,0.15752926114723803,0.159619834480633,0.16105739099943003,0.16852743916488608,0.1685588473694057,0.1709814088224771,0.17403409841743972,0.1747349008386657,0.1756497474030775,0.18043317733200934,0.18138581523093122,0.18247029317473434,0.18647427934695812,0.18778075616396744,0.18815944855243763,0.1884125220254022,0.19068094941149633,0.19446182965619602,0.19469332779662252,0.19875178117373798],"n_dims_used":45,"mean_confidence":0.9174336751302083},"coverage":{"mean_confidence":0.9174336751302083,"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}}