{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":489,"cluster_id":4890004889},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["489:4890004473","479:4790003416","489:4890004847","479:4790003502","479:4790003749","489:4890004227","479:4790002730","470:4700005731","470:4700006562","489:4890004228","470:4700006828","479:4790003838","489:4890005441","496:4960004117","489:4890005245","489:4890003865","489:4890005213","496:4960004550","479:4790004098","470:4700005424","472:4720004420","479:4790002011","470:4700006574","479:4790003265","470:4700006707"],"twin_admin_codes":[489,479,489,479,479,489,479,470,470,489,470,479,489,496,489,489,489,496,479,470,472,479,470,479,470],"twin_sims":[0.7239048677712324,0.6771875589247458,0.6237006153162942,0.6212580234774883,0.5856912634863515,0.5793998682680733,0.5707203508499353,0.5548619460459648,0.5250532765217562,0.49658011620714654,0.4942678136108518,0.48657386277871234,0.4757229352968097,0.4701067372325712,0.45544490720598263,0.44919075217527915,0.4467053946184278,0.44536968769100876,0.44204723313833305,0.43774790297798816,0.43075610631306993,0.4287116062802443,0.42199406409579804,0.4198786738815139,0.41712111386169176],"twin_dists":[0.10440088008348891,0.11467365656881423,0.1261969494188905,0.1267203397568818,0.13433850369410805,0.13568775540173644,0.137551239068376,0.14096449561729765,0.14742391007741626,0.15367071238564262,0.15418216207532096,0.1558890524791862,0.15831051819476158,0.1595708277401024,0.16288565140959535,0.16431126014144473,0.16487984058816982,0.16518590816015144,0.16594875335250966,0.16693920276484672,0.16855819539368294,0.1690336117945293,0.17060229118894846,0.17109843404445968,0.17174678593582252],"n_dims_used":45,"mean_confidence":0.9205151028103299},"coverage":{"mean_confidence":0.9205151028103299,"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}}