{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700000349},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000753","470:4700000637","470:4700000434","488:4880006375","488:4880006368","488:4880006369","488:4880004451","470:4700000350","488:4880005658","488:4880005836","481:4810000956","470:4700008003","470:4700000881","470:4700000660","470:4700001137","488:4880004459","488:4880006451","470:4700000880","481:4810000953","470:4700000645","481:4810000327","470:4700000364","470:4700001590","488:4880006283","481:4810000318"],"twin_admin_codes":[470,470,470,488,488,488,488,470,488,488,481,470,470,470,470,488,488,470,481,470,481,470,470,488,481],"twin_sims":[0.8138181953709892,0.7026598082481019,0.682856977199557,0.6658060009398117,0.6340524328334274,0.6315134905537099,0.6258542086885727,0.6195886460570322,0.6026715999102681,0.5991780848220946,0.5977009213143827,0.5833902151858606,0.5818933998365302,0.5749296651240073,0.5629594796832095,0.5619979883725481,0.5586567713379254,0.5582878528049847,0.5546880199729954,0.5526275812663082,0.5498070717277397,0.5497551328866798,0.5470163005526218,0.5459700674077448,0.5458365696871726],"twin_dists":[0.08336653054387566,0.10910731153300084,0.11344071378437758,0.1171402995102619,0.12397723952001628,0.12452193199605592,0.12573538471175355,0.1270779875962469,0.1307008266759937,0.1314489477485302,0.1317653042936273,0.1348318614448614,0.13515286165742005,0.136647164813708,0.1392200742523713,0.13942702286863481,0.14014654756429898,0.14022602996861072,0.14100200397085305,0.14144648906742005,0.142055363092755,0.14206658005760817,0.14265832213226584,0.14288450010009,0.1429133654499066],"n_dims_used":42,"mean_confidence":0.9119368053617931},"coverage":{"mean_confidence":0.9119368053617931,"n_dims_used":42,"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}}