{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770001655},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850000516","499:4990000535","477:4770001656","499:4990002659","477:4770001555","477:4770000967","477:4770001543","485:4850000667","499:4990002481","499:4990003262","477:4770001768","477:4770000823","499:4990000449","485:4850002472","477:4770003805","477:4770001373","485:4850000419","485:4850000485","499:4990002792","468:4680000139","499:4990000855","477:4770001717","499:4990002061","488:4880000286","477:4770002071"],"twin_admin_codes":[485,499,477,499,477,477,477,485,499,499,477,477,499,485,477,477,485,485,499,468,499,477,499,488,477],"twin_sims":[0.48152870030329076,0.4515362099811699,0.4466581151305206,0.4426759745628061,0.4335087463657046,0.4206218240213006,0.4190362950935323,0.39714324259781986,0.3885805472621424,0.3702687369782001,0.36533696818306366,0.35244346772905255,0.3322323813207131,0.33156027697651724,0.31762518609440965,0.3161161039887681,0.3028399455089617,0.2908370312496538,0.2852961017419603,0.28003598970734284,0.2779866433439753,0.26981365540514474,0.262861792688425,0.2582504507693889,0.25441670266848343],"twin_dists":[0.15701277040522515,0.16377576680786374,0.16489066839312458,0.16580422349210705,0.16791955648894405,0.17092401585579453,0.17129629961512347,0.1765011246101007,0.17857197012137993,0.18307477566646577,0.1843060514066421,0.18756547420473593,0.19280309323405606,0.192980172904144,0.19669732296018436,0.197105295348463,0.20074334844434283,0.20411313402875342,0.20569656310896067,0.20721694427805715,0.2078139695854139,0.2102221261619994,0.21230620916219578,0.21370770330113703,0.21488492744485407],"n_dims_used":45,"mean_confidence":0.9227593315972222},"coverage":{"mean_confidence":0.9227593315972222,"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}}