{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900012435},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012364","490:4900012584","490:4900012363","490:4900012294","490:4900012439","490:4900012510","490:4900012507","490:4900012436","490:4900012581","490:4900012433","490:4900012295","490:4900012296","497:4970000777","490:4900012225","490:4900012292","490:4900012293","490:4900012366","497:4970000268","490:4900012509","490:4900011624","490:4900012506","490:4900011821","490:4900012362","490:4900012434","490:4900011822"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,497,490,490,490,490,497,490,490,490,490,490,490,490],"twin_sims":[0.6447560847433594,0.6393851706264462,0.5698662908818442,0.5023640525329912,0.45691755973022946,0.35703547343572956,0.29779835675686395,0.23494530887421927,0.23267978197099504,0.2288294452533282,0.18676989723869242,0.16305845765925453,0.15694929911390715,0.1560619541944915,0.1491626509310216,0.1414606143123362,0.13854927539117276,0.10793171654239526,0.10394475449009637,0.08917036828017491,0.08415422947324773,0.08308496375694549,0.08239076555716311,0.08170918871881291,0.07739782840612987],"twin_dists":[0.12167835250171136,0.1228324634218673,0.13773475920633876,0.15239432913554357,0.16255101402694516,0.1863977298244283,0.2021490179965765,0.22104641707622275,0.22178456686495107,0.2230499952134784,0.23791346542127645,0.24735185165294393,0.2499422587828581,0.25032458989334455,0.2533530003171823,0.25685837506238207,0.25822035000547866,0.27404787874965064,0.27635482652606735,0.28555891269927824,0.288958569478216,0.2897040490584802,0.29019214944197824,0.29067458580888517,0.2938033359886118],"n_dims_used":44,"mean_confidence":0.8886554024436257},"coverage":{"mean_confidence":0.8886554024436257,"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}}