{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900011085},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010998","490:4900011004","490:4900010590","490:4900010496","490:4900010931","490:4900010755","490:4900011162","490:4900011445","490:4900010925","490:4900011084","490:4900011773","490:4900011375","490:4900011234","490:4900011009","490:4900010509","490:4900011374","490:4900011448","490:4900010770","490:4900011376","490:4900011587","490:4900011320","490:4900010505","490:4900011159","490:4900011158","490:4900011895"],"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":[0.7018994118545934,0.6704658717152637,0.6155001500751418,0.5758039351366635,0.5498108360425051,0.4855048629769227,0.47945474206422717,0.42344248175557736,0.41660436307166443,0.3677301764502781,0.36519466322421296,0.35699332845371284,0.32985379346276356,0.309833597494496,0.28107119442516654,0.2763838256449096,0.27558107739756904,0.25600085872892125,0.25550209926556894,0.24112547609912183,0.24001152533383882,0.2338158819621185,0.22516514916411573,0.22440559753001751,0.22288275165009352],"twin_dists":[0.10927457115603664,0.11613168338004753,0.12795373821589082,0.13645947258112148,0.1420545501397824,0.1561268499961904,0.15747577747774394,0.17026318330423915,0.17186848671449523,0.18370752664393108,0.1843417028490319,0.18640841187840643,0.1934306658706934,0.198815732843305,0.20691637234859553,0.20828278146797444,0.2085182035278874,0.21439713092766272,0.2145505030911934,0.21905617064013344,0.21941243075157424,0.22141381843730845,0.22426741733125835,0.22452141241822668,0.22503238319108473],"n_dims_used":45,"mean_confidence":0.8924618191189236},"coverage":{"mean_confidence":0.8924618191189236,"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}}