{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990004173},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990004199","499:4990004035","499:4990004102","500:5000011378","499:4990004064","500:5000011063","499:4990004191","499:4990003555","499:4990003602","499:4990004263","500:5000011141","468:4680000064","499:4990003021","499:4990004204","500:5000011070","499:4990004083","500:5000011331","500:5000010894","500:5000011204","499:4990004189","499:4990003650","468:4680005044","467:4670002398","500:5000010992","499:4990004108"],"twin_admin_codes":[499,499,499,500,499,500,499,499,499,499,500,468,499,499,500,499,500,500,500,499,499,468,467,500,499],"twin_sims":[0.9407963279265061,0.71027028332145,0.7009387336753382,0.6865962850044741,0.6287286058880724,0.5949491250131751,0.5555279819912396,0.5148952297605421,0.487842374423168,0.46860549566534365,0.4673678050555473,0.4571444448886386,0.4344901995603329,0.42879777759230514,0.41611830362411883,0.4150533422651531,0.4091125900226108,0.40249906018588144,0.4005357733213083,0.3951846959628763,0.39184880407545025,0.38827891781400586,0.37709168463454706,0.37602288324207556,0.37421551746651494],"twin_dists":[0.04537384314300386,0.1074290013116956,0.10948577873671524,0.11262579084197027,0.12511916738724724,0.13235470466358315,0.14082087676719596,0.14964244566661528,0.1556070809791331,0.15990856836489792,0.16018729374240095,0.16249949267198158,0.16769224518166193,0.16901355533790902,0.17198301844054492,0.17223415995655963,0.17364028361051886,0.17521628081043134,0.17568636028492798,0.1769729485260449,0.17777907679210697,0.17864530431670964,0.1813846753718913,0.18164842855446825,0.182095276537641],"n_dims_used":44,"mean_confidence":0.9300410530783914},"coverage":{"mean_confidence":0.9300410530783914,"n_dims_used":44,"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}}