{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008491},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900009372","490:4900008384","490:4900008600","490:4900007936","490:4900007933","490:4900009265","490:4900009566","490:4900008497","490:4900009371","490:4900008712","490:4900009473","490:4900008606","490:4900009259","490:4900008711","490:4900008830","490:4900009463","490:4900009058","490:4900009161","490:4900008936","490:4900008710","490:4900008156","490:4900008603","490:4900008818","490:4900008939","490:4900008047"],"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":[0.5451039538546287,0.3570145777339279,0.322630587099433,0.31936622179486795,0.3091917138978812,0.3058595197268591,0.29553634479792384,0.29248945971562096,0.2769138375050711,0.2610922783496927,0.25619766438462893,0.25386024569625937,0.24422269109891898,0.24046915833884283,0.2332374299884582,0.23295461894038305,0.23029224439723514,0.22803630358740457,0.2198445880118422,0.217108218358459,0.20493548375069762,0.18676816476525304,0.18086387463967749,0.18050689788548308,0.17664667604278897],"twin_dists":[0.14307179619852964,0.18640302596137956,0.19535189231351957,0.19622799886700318,0.19899159926445525,0.19990796191693197,0.20278423409184973,0.20364440936170397,0.20812757384510103,0.2128421658300294,0.21433666381379168,0.2150567299551867,0.2180711994250821,0.2192659424321659,0.22160243902465107,0.2216947693252671,0.2225675991993226,0.2233124066018209,0.22605880289268637,0.22699142828797805,0.23123933181125805,0.2379141230636508,0.24018077717647943,0.24031948504819045,0.2418319953963165],"n_dims_used":45,"mean_confidence":0.9294688754611545},"coverage":{"mean_confidence":0.9294688754611545,"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}}