{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900007945},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008266","490:4900009810","490:4900008380","490:4900009809","490:4900008963","490:4900008506","490:4900006495","490:4900008167","490:4900007588","490:4900006609","490:4900010081","490:4900009152","490:4900008376","490:4900006122","490:4900006364","490:4900006504","490:4900008724","490:4900003302","490:4900001528","490:4900008171","490:4900008613","490:4900005468","490:4900006494","490:4900005605","490:4900006025"],"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":[0.015923612849506753,0.01266563092218066,0.010417995846396223,0.005875655855768412,0.005623550984743518,0.0040834180961373135,0.003997211159899885,0.003202563838557021,0.0030819953610564804,0.0030142232481717183,0.0018800165955646564,0.0018414260615308511,0.0017394334820981332,0.0006770179811845927,0.0005166948394201885,0.0005096147403223672,0.0004736225443288532,0.00045621241761326255,0.00040997098958766665,0.00018868438376917155,0.00017378617361152665,0.00015856329219472845,0.00014413895309006876,0.00014035650398464577,0.0001345712381176954],"twin_dists":[0.3737115381219471,0.38390437910146524,0.39239381857323463,0.41628521704403293,0.418058367952425,0.430777087269326,0.4316117635200349,0.44018844121149636,0.44165644686349104,0.44250481546335696,0.46014714774437726,0.4609067874310181,0.46298736655855616,0.4961753687963068,0.50527879544762,0.5057391756627608,0.5081761451966141,0.5094177403685449,0.5129441883389686,0.537857117783161,0.5404303514526833,0.5432839885003028,0.5462371103175755,0.5470576390055139,0.548353920243825],"n_dims_used":45,"mean_confidence":0.9205624050564236},"coverage":{"mean_confidence":0.9205624050564236,"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}}