{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005187},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005309","490:4900004768","490:4900005315","490:4900007555","490:4900006098","490:4900006338","490:4900005193","490:4900005962","490:4900005042","490:4900006702","490:4900006461","490:4900007672","490:4900005314","490:4900004623","490:4900007556","490:4900005967","490:4900005439","490:4900004624","490:4900004766","490:4900006576","490:4900004913","490:4900006096","490:4900006197","490:4900006217","490:4900003517"],"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":[0.03556574722644183,0.025139624306906205,0.02156885655990526,0.01217033256207031,0.011321293962622785,0.008695130385670559,0.007662772200694471,0.003882073783555425,0.0037770787690881926,0.0026122982564951635,0.002544056158734402,0.0018095615898074372,0.0016630421000674977,0.001580086789572251,0.0014534023328221447,0.0014434523192272592,0.0012537852500748186,0.0011593478883584944,0.0009714114936531632,0.0009170795501472193,0.0008092139520857429,0.0007682036799341752,0.0007647543804312783,0.0007224665047001422,0.0006495776368261681],"twin_dists":[0.3354873080333037,0.35249907459651597,0.3597549006119694,0.3856530581488195,0.3888030861059988,0.40008898281745464,0.4053824220754826,0.432752463242844,0.43381984074213886,0.44792672818734036,0.4489224161383336,0.4615451557410609,0.46462066490423143,0.46647457344415527,0.46948677017332724,0.46973350979749073,0.4747649985531027,0.4775390625,0.48374578153757114,0.48574851246310063,0.49007435956980344,0.49186112921132424,0.49201543010283927,0.49396167877342917,0.4975799316383035],"n_dims_used":45,"mean_confidence":0.9175866021050347},"coverage":{"mean_confidence":0.9175866021050347,"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}}