{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900000911},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["494:4940008032","490:4900000910","487:4870005721","490:4900001159","466:4660014100","490:4900001320","487:4870010139","490:4900000942","496:4960008573","487:4870004685","466:4660011518","490:4900002174","494:4940008231","487:4870005855","487:4870006577","466:4660011660","490:4900001455","487:4870004099","487:4870006277","466:4660011680","490:4900000790","487:4870004832","494:4940006043","487:4870006436","466:4660003597"],"twin_admin_codes":[494,490,487,490,466,490,487,490,496,487,466,490,494,487,487,466,490,487,487,466,490,487,494,487,466],"twin_sims":[0.31919081548689915,0.30931130817556507,0.27180428041586685,0.265899847428955,0.2430181781932278,0.22588369017986937,0.2116453149148823,0.2062344942253478,0.20618478406896865,0.20460590537688078,0.20056994359411598,0.1956683694666476,0.19171796538698743,0.19137441112765866,0.19129950841669408,0.17718275673878986,0.16527246983888522,0.16295020340222005,0.16181277104875497,0.1616168333724855,0.1550967598960654,0.15338614911328294,0.15007848597275475,0.1473879740740063,0.1442048162202327],"twin_dists":[0.1962752171278469,0.1989588163696204,0.20963150617060042,0.21139126995946114,0.21845329121170723,0.22402765990105233,0.22887727860046206,0.230777969466172,0.23079558812865325,0.23135670442547626,0.23280466437754915,0.23459043138605268,0.23605236800368962,0.23618049581872108,0.23620845192178236,0.24162055382680972,0.24643045431112776,0.2473971350116952,0.2478742524470966,0.24795668757136133,0.25074227229216606,0.2514872272492062,0.25294515201615236,0.2541486023648512,0.2555935621866062],"n_dims_used":45,"mean_confidence":0.9159895155164931},"coverage":{"mean_confidence":0.9159895155164931,"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}}