{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003826},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990000349","477:4770003782","499:4990000481","477:4770003862","499:4990001220","499:4990000172","477:4770003776","499:4990000091","499:4990001325","499:4990000692","499:4990000860","477:4770003560","499:4990000300","477:4770003868","500:5000004664","500:5000003399","499:4990000140","499:4990000423","477:4770003829","499:4990000138","500:5000003065","499:4990001024","499:4990001151","499:4990000422","477:4770003814"],"twin_admin_codes":[499,477,499,477,499,499,477,499,499,499,499,477,499,477,500,500,499,499,477,499,500,499,499,499,477],"twin_sims":[0.8781738962784247,0.8618651115837908,0.8115390799946595,0.8073570239645392,0.7812083185231581,0.7684091226933469,0.7604097083333063,0.7569180838198343,0.7563125815025236,0.7417430483968143,0.7384854003767146,0.7180199763771224,0.7077770075312471,0.69445192004869,0.682366611376059,0.6718699300050033,0.6697569185084769,0.6652833757821893,0.6625751256796405,0.6595152372968945,0.6452559754015968,0.6417496440392069,0.6242418249382699,0.6231987909062212,0.6210864322944591],"twin_dists":[0.06620049155099976,0.07081590359425402,0.08393203135479739,0.08496398481845348,0.09126645916291601,0.09427008808572036,0.09612430129491757,0.0969285315229994,0.09706769494532176,0.1003909443134024,0.1011277761785578,0.10571143257245649,0.10797971322008831,0.11090891110395037,0.11354747680430043,0.11582744055390996,0.11628524424185566,0.11725331683439164,0.11783865582652032,0.1184993786134101,0.1215708700671898,0.12232453386563713,0.12608096505811153,0.12630448797892932,0.1267571036343966],"n_dims_used":45,"mean_confidence":0.9258961995442708},"coverage":{"mean_confidence":0.9258961995442708,"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}}