{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":493,"cluster_id":4930003121},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["493:4930001626","493:4930001476","493:4930002264","470:4700005820","493:4930002267","493:4930002925","493:4930001776","493:4930002442","493:4930001768","470:4700005388","493:4930003110","470:4700004041","481:4810001151","493:4930001473","493:4930001908","493:4930002593","493:4930002274","493:4930001475","493:4930001773","481:4810002590","470:4700005956","493:4930001093","493:4930001215","470:4700005824","493:4930001943"],"twin_admin_codes":[493,493,493,470,493,493,493,493,493,470,493,470,481,493,493,493,493,493,493,481,470,493,493,470,493],"twin_sims":[0.5719751174819561,0.5582258660964625,0.5026012661542095,0.4641516423447483,0.46296996211458014,0.44268357611895387,0.4389840064480931,0.43027978718079496,0.4112121544325469,0.3979924130623087,0.38463140265658563,0.3780279948095902,0.37564956243139386,0.36781643797873687,0.36372649664889223,0.34956185028290976,0.33503040704670317,0.324765018636853,0.30834501954840965,0.3024365329442624,0.29885760430158587,0.29355569152491023,0.2836343190146131,0.28228548541686393,0.278217954883463],"twin_dists":[0.1372816690546661,0.1402393855525359,0.15234206883407636,0.16091275649918924,0.16117974378133582,0.1658024765954332,0.16665404925171,0.16866887358927637,0.1731423233158241,0.17629688716389022,0.1795342558998411,0.18115391692020857,0.1817406409764817,0.18368598974618808,0.1847099300906109,0.1883023103830548,0.19206798760754779,0.1947817170480104,0.19922390164464943,0.20085532087510047,0.20185253582259938,0.2033427978160344,0.20617504130451283,0.20656465637478083,0.20774644899087763],"n_dims_used":45,"mean_confidence":0.9249070909288194},"coverage":{"mean_confidence":0.9249070909288194,"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}}