{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900006925},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900006433","490:4900007159","490:4900006315","490:4900007170","490:4900006928","490:4900006075","490:4900006668","490:4900005823","490:4900006076","490:4900007414","490:4900006200","490:4900005300","490:4900005686","490:4900007048","490:4900005949","490:4900005171","490:4900007413","490:4900005299","490:4900006313","490:4900006191","490:4900005690","490:4900006440","490:4900006310","490:4900006543","490:4900005953"],"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":[0.3738905200404553,0.32492048789095945,0.30925403238647897,0.24760909746063683,0.2371141977913508,0.2361765398993343,0.2222942531849377,0.1873805411739543,0.18402152522493884,0.175697281052668,0.16669583332009183,0.15732614389774036,0.15461107656416037,0.15282563882083922,0.12551803446001356,0.11473507361976026,0.1101703884472866,0.10545936645721266,0.09978504629232098,0.09659138340566231,0.09496301268405032,0.09458448781626286,0.09290596889504026,0.08968063578666184,0.08855192687040193],"twin_dists":[0.18217574021089702,0.19474026776200565,0.19897451576277514,0.21700344039347585,0.22034410797802037,0.22064721403595516,0.2252304694862242,0.23768193278587388,0.23896217765614755,0.2422075801646581,0.24584279813299753,0.2497803647128123,0.25095316855799144,0.2517326484456644,0.26459394224679583,0.27025938504479735,0.27278138871440144,0.2754704650505282,0.2788364376454708,0.28079727611117217,0.28181673276611213,0.28205568096828154,0.28312443922631514,0.2852216671672962,0.2859697104900522],"n_dims_used":45,"mean_confidence":0.8992054409450955},"coverage":{"mean_confidence":0.8992054409450955,"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}}