{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900003579},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003179","490:4900002600","490:4900003990","490:4900003845","490:4900002587","490:4900003575","490:4900002898","490:4900001817","490:4900003700","490:4900003585","490:4900007621","490:4900004407","490:4900001981","490:4900001832","470:4700005173","490:4900001670","490:4900004547","490:4900004416","490:4900003040","490:4900003325","490:4900007730","490:4900004128","490:4900004282","490:4900001546","490:4900007501"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,470,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.8403374833252896,0.6429028452857576,0.5738789660783462,0.5483669905146241,0.5328815014795547,0.5203305798208436,0.44619237030546005,0.42958415607908673,0.41681719113522864,0.4131704630605015,0.40901458848029165,0.40484328756539306,0.39978773553583674,0.38729005924751425,0.3850550630253201,0.3711829822298807,0.3689835622547147,0.36786103873650183,0.36280842073917036,0.3610474261670104,0.35256176520390853,0.34817029533710603,0.34815722325059145,0.34726701750340944,0.34328709040784433],"twin_dists":[0.07660430647483941,0.12207672102318694,0.1368727702020148,0.14236643504703955,0.14572081880289153,0.14845408798690782,0.16499735514009334,0.16883060111048695,0.1718183554161203,0.17267886656649864,0.17366355435048522,0.17465634151721848,0.17586574113322323,0.17888591101029133,0.1794307989797857,0.18284742355959385,0.18339484173679516,0.1836748552749913,0.18494057225998023,0.1853838053436424,0.18753529256230794,0.18865927304658803,0.18866262985861437,0.18889138422767746,0.18991790861493926],"n_dims_used":45,"mean_confidence":0.920733642578125},"coverage":{"mean_confidence":0.920733642578125,"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}}