{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990003293},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990002315","499:4990004136","499:4990002889","499:4990003498","499:4990003091","499:4990004234","485:4850000606","499:4990002491","472:4720000577","470:4700005571","485:4850002363","470:4700007893","479:4790001712","468:4680003890","468:4680000947","499:4990003735","468:4680001635","499:4990001726","499:4990001599","485:4850000370","477:4770004020","485:4850002197","499:4990001188","468:4680000486","470:4700001767"],"twin_admin_codes":[499,499,499,499,499,499,485,499,472,470,485,470,479,468,468,499,468,499,499,485,477,485,499,468,470],"twin_sims":[0.6253342162279827,0.6035322694356872,0.566032699482437,0.5622867071742828,0.5537862135016177,0.5301339055467735,0.48786815278828255,0.4796410144632594,0.4774748101865979,0.46727439870613446,0.4612304304642764,0.4562233470328963,0.4437242886949704,0.4425909486883251,0.4425218695550298,0.4351263550205031,0.4308519424843581,0.4159875693043799,0.39476654277786843,0.3904813960378111,0.3819542576624227,0.37970749160199146,0.3788749501091934,0.3781494928201636,0.37452235124090827],"twin_dists":[0.12584684036037294,0.13051652832979094,0.13855890588654507,0.13936487498947744,0.14119651346155523,0.1463179660352135,0.15560135314141285,0.15743416650649594,0.15791839125185575,0.1602083388964334,0.16157320701898978,0.16270871422055933,0.16556342190312653,0.16582376388893952,0.16583964052099134,0.16754501700409444,0.16853593277716403,0.17201383358749112,0.17707382321532872,0.1781104374671568,0.18018927174748042,0.1807406907342192,0.1809454196224519,0.1811239934982809,0.1820193413698796],"n_dims_used":45,"mean_confidence":0.931935543484158},"coverage":{"mean_confidence":0.931935543484158,"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}}