{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008589","494:4940008405","490:4900000496","490:4900001020","490:4900000896","490:4900000588","494:4940008500","494:4940008664","494:4940008581","494:4940008734","490:4900000408","494:4940008870","494:4940008663","487:4870003533","494:4940008733","490:4900000775","490:4900001018","494:4940008507","494:4940008313","494:4940007698","494:4940007824","490:4900000894","490:4900000466","494:4940008662","494:4940008406"],"twin_admin_codes":[494,494,490,490,490,490,494,494,494,494,490,494,494,487,494,490,490,494,494,494,494,490,490,494,494],"twin_sims":[0.6102010893959499,0.5908542689768138,0.5558134076043455,0.5487258387778577,0.526011096751074,0.5214560188868118,0.5053623434371107,0.5017089264487373,0.5003786082554584,0.4773807545191024,0.47611639013114315,0.45901731358177295,0.4521960998044986,0.44274581113026307,0.4416393057192579,0.4414618196571369,0.42134228017184255,0.41970038539055887,0.41816755239850467,0.41294686529147867,0.4127608997390529,0.40542752917183694,0.405108080520718,0.4029808480331862,0.40286106995385673],"twin_dists":[0.12908854022118088,0.13323196619083527,0.14075933768549245,0.14228890753770948,0.14721523429585387,0.1482083974432286,0.1517342700150639,0.15253869446186208,0.15283200687493564,0.15793943210441985,0.15822240923862368,0.1620745506569157,0.1636252935580308,0.16578817494209058,0.16604256691822245,0.16608339497216085,0.1707550482705313,0.17114029799832126,0.17150053499933546,0.17273173516101117,0.17277571528099986,0.17451701655188712,0.17459318482782216,0.17510108221035267,0.17512971613270018],"n_dims_used":45,"mean_confidence":0.9182522243923611},"coverage":{"mean_confidence":0.9182522243923611,"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}}