{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004064},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004191","499:4990003555","499:4990003905","499:4990004173","499:4990004204","499:4990003650","499:4990004199","500:5000011070","468:4680000064","500:5000009619","500:5000011331","500:5000009748","500:5000011204","500:5000011208","500:5000010999","500:5000010066","499:4990004017","499:4990003047","499:4990004035","500:5000010894","500:5000009615","500:5000011378","500:5000010897","500:5000009855","499:4990003926"],"twin_admin_codes":[499,499,499,499,499,499,499,500,468,500,500,500,500,500,500,500,499,499,499,500,500,500,500,500,499],"twin_sims":[0.7945991232920191,0.7774664445934343,0.6470767675287461,0.6287286058880724,0.5960882943369646,0.5924052075625693,0.5855534202676752,0.5820997682237339,0.5797688765064077,0.5661825469708439,0.5640505398409678,0.5533699115984653,0.5496446236049743,0.5317091787438125,0.5183718331123802,0.5141763769373972,0.5055650456283715,0.4904775779102024,0.48445436780453976,0.48354236889439245,0.4739821202898992,0.46425170429120954,0.4440560688324133,0.4414116830182277,0.43838817463459406],"twin_dists":[0.08806937108449936,0.09214954908378888,0.12117927745710122,0.12511916738724724,0.1321106979218156,0.13289966948296256,0.1343680543546086,0.13510860115862852,0.13560858676627258,0.13852667930630203,0.138985293097463,0.14128632149161388,0.14209044675928478,0.14597552610728165,0.1488819933445045,0.14979983997086546,0.15168968424149828,0.155022021746206,0.15636068834248992,0.15656382516387707,0.15870063754888408,0.16089015954216954,0.16548725644256582,0.16609492932221245,0.16679146063278336],"n_dims_used":45,"mean_confidence":0.9372304280598959},"coverage":{"mean_confidence":0.9372304280598959,"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}}