{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003501},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003369","490:4900004067","490:4900003236","490:4900004206","490:4900003632","490:4900003634","490:4900003238","490:4900003367","491:4910002162","490:4900003782","490:4900004193","490:4900003237","490:4900007668","490:4900003640","490:4900004331","490:4900003783","490:4900003926","491:4910001403","490:4900003635","490:4900007667","490:4900003770","490:4900003778","490:4900003912","490:4900001911","490:4900003239"],"twin_admin_codes":[490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.5205858487511772,0.46970906770079585,0.46897939144550443,0.4317997951611989,0.3776888838774978,0.3722880970048087,0.3671543594832211,0.35240964794441254,0.3404046208851817,0.30800014806289133,0.28355408492974105,0.27490631236347707,0.2730353950684684,0.2691927238584124,0.2552519847448639,0.25477899172380297,0.2478836931133555,0.23317639593733752,0.23165702921039194,0.22926990936042344,0.2118577537417899,0.21168874406760665,0.19742657462004373,0.1942209739699606,0.19340750218979613],"twin_dists":[0.14839835027103215,0.1596602575090736,0.1598244171812636,0.16831585593796372,0.18123746039323502,0.18257297653885315,0.18385135555729828,0.18757410373214323,0.1906653291222145,0.19931862702317002,0.20619818585686497,0.20871641681267752,0.20926756700258217,0.21040690764530215,0.21462748653502245,0.21477320119650453,0.2169172708750485,0.22162235879911021,0.22211934490282514,0.2229045270053422,0.2288033312633188,0.22886215735717205,0.2339463526253119,0.2351236704185935,0.2354245765097079],"n_dims_used":44,"mean_confidence":0.8960969231345437},"coverage":{"mean_confidence":0.8960969231345437,"n_dims_used":44,"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}}