{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002907},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002897","499:4990001714","499:4990002908","499:4990002079","499:4990002902","499:4990001896","499:4990001901","499:4990002904","499:4990002896","499:4990002912","499:4990002821","499:4990002898","499:4990002075","499:4990002760","499:4990002836","499:4990003039","500:5000009493","499:4990003105","499:4990001891","499:4990003250","499:4990002755","499:4990002745","499:4990002074","499:4990001903","499:4990003045"],"twin_admin_codes":[499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,499,500,499,499,499,499,499,499,499,499],"twin_sims":[0.9359826350404771,0.8821047775773969,0.8777765555029148,0.8743624396434866,0.8533468154385994,0.8496611280854124,0.8488409126270037,0.8222891276313333,0.817643974187467,0.8070643907018751,0.8061884180465543,0.8045626007301131,0.8019461473745173,0.7912762043259478,0.7863061893932157,0.785742750507,0.7820389374833585,0.7725508990260012,0.7709288631150822,0.7700623158473019,0.7700525791639699,0.7532556856310333,0.7469189251252928,0.7456933923432753,0.7439995258862632],"twin_dists":[0.047242317383891855,0.06505258265004105,0.06631570140290806,0.06729962562925244,0.07314349200499759,0.07413494247108703,0.07435436156770987,0.08124439891894537,0.08241214762593112,0.08503592404753979,0.08525106069179032,0.08564954164522795,0.08628863698060926,0.08886835600535375,0.09005632338498702,0.09019048271448186,0.09106984774485759,0.09330329667234741,0.09368248833255177,0.09388476361595306,0.09388703523363894,0.09776893313491399,0.09921571603026087,0.09949449852519808,0.09987928715475505],"n_dims_used":45,"mean_confidence":0.9276316324869792},"coverage":{"mean_confidence":0.9276316324869792,"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}}