{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900004278},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900001689","490:4900004414","490:4900004410","490:4900003214","490:4900003451","490:4900007499","490:4900004688","496:4960006356","490:4900003988","490:4900004411","466:4660007946","490:4900012853","466:4660008091","490:4900002164","487:4870002366","490:4900002608","487:4870002637","490:4900002922","490:4900004968","490:4900005628","490:4900001411","490:4900007733","490:4900002005","494:4940008391","490:4900002460"],"twin_admin_codes":[490,490,490,490,490,490,490,496,490,490,466,490,466,490,487,490,487,490,490,490,490,490,490,494,490],"twin_sims":[0.6570144377406282,0.4300769922150229,0.4239481682909205,0.37133955337532953,0.36359895215619686,0.3559866421160912,0.307406054331781,0.2833535677103339,0.2772522202148469,0.2559495540512731,0.23401537497116265,0.23147002639690903,0.22952148039453588,0.2264607587752308,0.22604199079974374,0.22591759171407585,0.22282201583418726,0.22148540898339344,0.22095749370451107,0.2200953685293371,0.2195522668056205,0.2057814891991857,0.2049275857593624,0.2035692887334711,0.20169411672493842],"twin_dists":[0.11903891756019248,0.16871601044998494,0.17014490486449238,0.1828085157172162,0.1847419546179651,0.18666375958536216,0.19948194919335402,0.20625604490611707,0.2080285773859863,0.2144128987535616,0.22134883911603054,0.22218066168776446,0.2228215256691357,0.2238354743296862,0.22397490743181062,0.22401636040973874,0.22505281047148867,0.22550329535893085,0.22568172221313573,0.2259737207469778,0.22615806063034896,0.23093863448250204,0.2312421430077815,0.2317267208053168,0.23239935437254758],"n_dims_used":45,"mean_confidence":0.9127204047309028},"coverage":{"mean_confidence":0.9127204047309028,"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}}