{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003016},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003482","477:4770002935","477:4770001975","477:4770002931","477:4770002861","477:4770003480","477:4770001853","477:4770002643","477:4770002035","477:4770002939","477:4770003476","477:4770003475","477:4770003015","477:4770003009","477:4770002778","477:4770002938","477:4770003415","477:4770003400","477:4770002099","477:4770002170","477:4770002928","477:4770003022","477:4770003396","477:4770002857","477:4770003414"],"twin_admin_codes":[477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477,477],"twin_sims":[0.8705208528668774,0.7438125555219651,0.7399264487411622,0.7184196700371543,0.6721062046119145,0.6590464185073451,0.6321284019025368,0.623077818658158,0.6040084526109187,0.6032203071653619,0.6026341321222494,0.5926738445498586,0.585215658907836,0.5814843178892916,0.5638624320145181,0.5630636189576307,0.5587865859827761,0.5560456176981615,0.5327837386906231,0.530828405478241,0.5302858146868965,0.5296019082323202,0.5268005652263152,0.5266222921946361,0.5054176228654045],"twin_dists":[0.06839431823273756,0.09992172318000385,0.10080209671696608,0.10562259879430119,0.11577622666575053,0.1186005553892614,0.12439003028099743,0.12633041100211856,0.1304145626222375,0.13058332962686517,0.1307088498619209,0.13284211670009008,0.1344404651615447,0.13524060235541496,0.13902576716829942,0.13919766238549358,0.14011858114969744,0.14070927558304236,0.14574205502330492,0.14616696619123104,0.1462849340123669,0.14643366253725784,0.14704329988557704,0.147082120109837,0.15172211044196457],"n_dims_used":45,"mean_confidence":0.9214872572157118},"coverage":{"mean_confidence":0.9214872572157118,"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}}