{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900005220},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900005351","490:4900005221","490:4900004942","490:4900004806","490:4900004935","490:4900012125","490:4900004943","490:4900007350","490:4900004944","490:4900005479","490:4900002722","490:4900005082","490:4900004925","490:4900010876","490:4900002870","490:4900005216","490:4900002723","490:4900010964","490:4900010952","490:4900011120","490:4900010955","490:4900010957","490:4900002425","490:4900010452","490:4900002724"],"twin_admin_codes":[490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.3361711497505058,0.2843879404374392,0.27885329930804764,0.27016946576857087,0.23832536912898808,0.14890946302775335,0.13862056034569847,0.1297150929170379,0.12824074307219382,0.11671751176658345,0.11024418769342063,0.10714053054596348,0.10488970965437806,0.08992093456817385,0.08498137220839411,0.0833420029267426,0.08243035273507308,0.07986461403288851,0.07747783500193021,0.07578500039365721,0.07371912502837208,0.06835615435897364,0.06432462465222914,0.06378614594566413,0.06173974778130729],"twin_dists":[0.19176924597791006,0.20595784193940234,0.20756116561610047,0.21011635993812988,0.21995374167501464,0.25346607787960446,0.25818674782943773,0.2624888264457831,0.2632223606751904,0.2691880958006717,0.2727399784934132,0.274500347975387,0.2758019128898732,0.28506337573806206,0.2883870636186402,0.2895241479059212,0.2901642269215093,0.29199657628260045,0.2937440151254229,0.2950098272885034,0.29658584567152163,0.3008507487274586,0.30423983674717936,0.30470554591804044,0.30650529487152856],"n_dims_used":45,"mean_confidence":0.9268300374348958},"coverage":{"mean_confidence":0.9268300374348958,"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}}