{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004615},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["479:4790003157","489:4890005151","479:4790001855","489:4890004895","472:4720007393","467:4670000151","489:4890004713","472:4720006117","472:4720000877","477:4770003805","489:4890004279","479:4790001595","499:4990000449","472:4720005786","467:4670000495","489:4890004530","479:4790001458","470:4700007054","470:4700006563","470:4700000680","479:4790006650","467:4670004193","489:4890003635","499:4990000370","472:4720000105"],"twin_admin_codes":[479,489,479,489,472,467,489,472,472,477,489,479,499,472,467,489,479,470,470,470,479,467,489,499,472],"twin_sims":[0.4524262360793318,0.43026109032064835,0.40037299322666264,0.39661611397696933,0.3763854357960925,0.37345778037151267,0.3713230280877215,0.36738825363889205,0.362213390401546,0.36031802387600353,0.3587845464750683,0.3431952875993952,0.3251687687168238,0.3048759685090501,0.285530342356334,0.28550322717402615,0.27682300140023414,0.27607781111859525,0.270312709307056,0.25245170060356464,0.2513053219100792,0.2502971726045093,0.24738741621640783,0.2466447814901108,0.24525528102571886],"twin_dists":[0.1635728352046928,0.1686732190349367,0.17572538229793144,0.1766280071724047,0.181558918778101,0.18228293239013962,0.18281262185834427,0.18379291931710778,0.18509021579447496,0.1855677141232419,0.1859549802689684,0.18994166121674122,0.19467409703148283,0.2001795413620402,0.20562925306808968,0.2056370430321277,0.20815416121741287,0.20837247699326839,0.21007380445980678,0.2154926816639166,0.21584863606323115,0.21616252677675546,0.21707304985238415,0.21730653464769825,0.21774461153438582],"n_dims_used":45,"mean_confidence":0.9204133775499131},"coverage":{"mean_confidence":0.9204133775499131,"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}}