{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008545},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900010026","490:4900010027","490:4900010126","490:4900008436","490:4900011624","490:4900008657","490:4900008771","490:4900008783","490:4900010124","490:4900011362","490:4900011428","490:4900010392","490:4900008772","490:4900010308","490:4900011822","490:4900011755","490:4900010028","491:4910005309","490:4900011821","490:4900007886","490:4900008782","490:4900008789","490:4900011496","490:4900010393","490:4900010482"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,491,490,490,490,490,490,490,490],"twin_sims":[0.7665709153743498,0.6369132424233627,0.5591324633598038,0.5523037806069341,0.5298392867038632,0.5284998564636759,0.47441051783656873,0.43642456991035317,0.38746981201950675,0.37711675382536924,0.37605124504208387,0.35301827716289486,0.3408204750474195,0.33420989476873525,0.3339157695059482,0.3229493631365188,0.31887307324517056,0.3095840686088332,0.3047434163179262,0.2978993324224524,0.2971438330816398,0.2964628538428205,0.29618251965119474,0.28865062224306587,0.28108025777255047],"twin_dists":[0.09469766274292526,0.12336323954911058,0.14004407206025152,0.14151636388686245,0.14638203542800035,0.1466734111474215,0.1586045893361556,0.16724483162081732,0.1788421524365767,0.18137849330890007,0.1816414248541172,0.18741887046056238,0.19055729038728111,0.19228320762534226,0.19236042647654977,0.19526660379935376,0.19636078847821242,0.19888407513935852,0.20021618059765325,0.2021207283673892,0.2023325279982857,0.20252370785344664,0.2026024846952651,0.2047357698847345,0.20691374377052743],"n_dims_used":44,"mean_confidence":0.8842195164073597},"coverage":{"mean_confidence":0.8842195164073597,"n_dims_used":44,"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}}