{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":477,"cluster_id":4770003160},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["477:4770003241","477:4770003387","477:4770002921","477:4770003384","477:4770003156","477:4770003456","477:4770003313","489:4890005233","477:4770002914","477:4770003243","489:4890004993","477:4770003314","477:4770002839","477:4770002837","477:4770003457","477:4770002920","477:4770003383","477:4770003240","477:4770002838","477:4770003233","477:4770003238","477:4770003315","489:4890004953","489:4890005132","477:4770002615"],"twin_admin_codes":[477,477,477,477,477,477,477,489,477,477,489,477,477,477,477,477,477,477,477,477,477,477,489,489,477],"twin_sims":[0.9389224829708755,0.9001516929295567,0.8985940662767284,0.8600318570183164,0.852827190290728,0.843455495423939,0.8381767392566797,0.8274943018600572,0.8274261243484721,0.8255989292425859,0.8247766217076332,0.8234469719327039,0.8034063680630181,0.7968483735252611,0.7685364150052415,0.7650493772135653,0.7614034208454016,0.7517101250740855,0.7456029612866731,0.7430631334469241,0.7394767354320716,0.7331293613047253,0.7325540726147559,0.7305628817190929,0.7250215501299303],"twin_dists":[0.04610904857965285,0.059570351585000146,0.06005873912700643,0.07132128091986831,0.07328382262348339,0.07578443761394095,0.07716911980290182,0.0799235940517157,0.07994098084441663,0.08040608725399741,0.0806148614533993,0.08095174307399272,0.08593229256371433,0.08752632139035062,0.094240445522301,0.0950508955876942,0.09589486474803491,0.09812264649186803,0.0995150568348877,0.10009174329459362,0.10090377737366805,0.10233468623466224,0.10246399447686959,0.10291108355970434,0.10415154933508443],"n_dims_used":45,"mean_confidence":0.922304450141059},"coverage":{"mean_confidence":0.922304450141059,"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}}