{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012380},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012524","490:4900012310","490:4900013126","490:4900012452","490:4900012454","490:4900012372","490:4900012379","490:4900012665","490:4900012299","490:4900012449","490:4900012521","490:4900012931","490:4900012597","490:4900012661","490:4900012591","490:4900013125","490:4900012518","490:4900013086","490:4900012245","494:4940007941","490:4900012744","490:4900012522","490:4900012369","490:4900012793","490:4900012453"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,494,490,490,490,490,490],"twin_sims":[0.4705806591586317,0.32209134960713,0.26410778183285716,0.1834489310656589,0.16120282864707267,0.16091404567056708,0.15441182051804442,0.1510461068475465,0.14537668085763855,0.14374917704266515,0.1331313854441829,0.125577705559074,0.11239165697976886,0.09494753564486831,0.09357333392593056,0.09010581982514722,0.08897276175779736,0.08565181519443987,0.08301144970298115,0.0750846042067893,0.07505169414924562,0.07355530445661483,0.0727926239142773,0.06924808579647944,0.061892068821730435],"twin_dists":[0.15946428331865764,0.19549627241437123,0.2119301732702802,0.2391820515165825,0.2481311069356764,0.2482529632606632,0.2510398310017777,0.25251622815907204,0.25505888546507,0.25580232289917126,0.26081298552741483,0.2645636419167534,0.27154426462999764,0.28182648810118394,0.2826977001520004,0.28494181474053293,0.2856899258008411,0.28792707297918774,0.2897555831522678,0.29554021825309545,0.29556523815829927,0.2967123414201783,0.2973042697324663,0.30012303948546537,0.3063696617757098],"n_dims_used":45,"mean_confidence":0.9128128051757812},"coverage":{"mean_confidence":0.9128128051757812,"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}}