{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":499,"cluster_id":4990002127},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["499:4990001842","499:4990000452","499:4990002461","499:4990002627","499:4990000796","499:4990000344","499:4990001856","488:4880000238","496:4960004804","500:5000005544","499:4990001585","488:4880000202","499:4990001859","499:4990000469","488:4880000188","499:4990002885","487:4870012054","499:4990001509","499:4990001791","488:4880000151","499:4990003159","496:4960005386","485:4850000824","488:4880000034","499:4990001929"],"twin_admin_codes":[499,499,499,499,499,499,499,488,496,500,499,488,499,499,488,499,487,499,499,488,499,496,485,488,499],"twin_sims":[0.5662484186468638,0.41672601839045936,0.4090638460580435,0.40459372416614836,0.3992844332966534,0.39532537200602663,0.3892599845479921,0.3818870306388555,0.3788276334786835,0.37792314544653016,0.37712325043242495,0.3455928682546966,0.3389746835633429,0.33820034073681143,0.31962522353507594,0.31733707070533307,0.31374467963070213,0.3057425092931743,0.3053782234617895,0.3026837101522313,0.2991671298451142,0.2941886992102535,0.2852458873318034,0.2794540172101448,0.27918797834342923],"twin_dists":[0.1385125131036962,0.17183982966117456,0.17365185769398916,0.17471588265869212,0.17598651980597146,0.17693902311070386,0.17840687884862888,0.18020574842557907,0.18095706171816772,0.18117974374847637,0.1813768912781343,0.18932242653602707,0.19103736753698147,0.1912391867728497,0.19615830388558012,0.19677512875202452,0.19774863153652075,0.19994024449486325,0.20004079484627102,0.20078670331028284,0.2017660163326718,0.2031640418752562,0.2057109967589832,0.20738621636904456,0.20746366758710402],"n_dims_used":45,"mean_confidence":0.9290623135036893},"coverage":{"mean_confidence":0.9290623135036893,"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}}