{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710001825},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710000921","471:4710001324","471:4710001989","471:4710001113","471:4710000922","484:4840005620","484:4840006136","471:4710000991","471:4710001878","471:4710001933","471:4710001057","484:4840005619","471:4710001147","484:4840000470","471:4710000822","471:4710000973","484:4840005755","471:4710001087","473:4730009534","484:4840000778","471:4710000920","476:4760000929","484:4840003709","471:4710001414","473:4730006241"],"twin_admin_codes":[471,471,471,471,471,484,484,471,471,471,471,484,471,484,471,471,484,471,473,484,471,476,484,471,473],"twin_sims":[0.4906448884343855,0.4563303671409916,0.37983116522647586,0.3686518725857367,0.3672363900130383,0.36074426211351984,0.3344526055601879,0.3287290787730056,0.32697151768837124,0.3054651388576363,0.30494398362378505,0.30053685093238164,0.2956150073740673,0.27258245124952,0.26611766328721526,0.2560211007581304,0.2488540070860128,0.24654786514829116,0.2375180142329438,0.23690366527598258,0.23577583733125268,0.22245001374134074,0.2199380021584002,0.21925207792909776,0.21795070011124765],"twin_dists":[0.15498490786910307,0.16268439742862165,0.18071029690084764,0.1834775374258517,0.18383085888387274,0.1854602209828024,0.19221951481644206,0.19372827808069545,0.1941944738424356,0.2000167981186299,0.20016074463668912,0.20138377538488497,0.20276209617825225,0.20940134750955544,0.21132592360501037,0.21439091035340013,0.21661327079313533,0.21733703851107272,0.2202138118339095,0.220412096210236,0.22077698442262514,0.22517800707134306,0.22602710274101256,0.22626008206238798,0.2267034519694586],"n_dims_used":45,"mean_confidence":0.9175893147786458},"coverage":{"mean_confidence":0.9175893147786458,"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}}