{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004002},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900003038","490:4900003177","490:4900004406","490:4900003573","490:4900004541","490:4900002892","490:4900003860","490:4900004419","490:4900003186","490:4900004001","490:4900001820","490:4900002293","490:4900001687","490:4900002446","490:4900003572","490:4900003440","490:4900001553","490:4900004124","490:4900003708","490:4900004280","490:4900002889","490:4900003704","490:4900003175","490:4900002431","490:4900003716"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.7953200804462793,0.6645512999072134,0.5742462337346302,0.5620962391666506,0.5304159191012,0.5171251469023982,0.5048821051204138,0.5015838694826451,0.47623680662055906,0.472289631795513,0.4470646058498295,0.44414588842590774,0.4328181231588584,0.42623997268274244,0.4176443628185463,0.41286296754242735,0.4122238074542277,0.40652760688820777,0.40529270169352116,0.40143843160052284,0.3963541361041037,0.39401953295697517,0.39271995889363054,0.3790440162233257,0.37760818802637636],"twin_dists":[0.087895504498136,0.11741159390905341,0.136793906126806,0.13940587351854425,0.14625664493145088,0.14915454366927963,0.15183992091617055,0.15256625823221232,0.1581954483241886,0.15908038078187237,0.1647975893157961,0.16546664067329678,0.1680796334859547,0.16960959404184894,0.17162362052226945,0.17275157558147733,0.17290278392429168,0.1742549221480644,0.1745491610995327,0.1754701032866607,0.1766910953958798,0.17725415382239343,0.1775682532356271,0.1809038272385065,0.18125734602083568],"n_dims_used":45,"mean_confidence":0.9203065660264756},"coverage":{"mean_confidence":0.9203065660264756,"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}}