{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":500,"cluster_id":5000001919},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002398","500:5000001731","500:5000001732","485:4850006524","485:4850007077","477:4770000546","500:5000002159","500:5000000848","485:4850007527","500:5000001087","477:4770000624","500:5000002267","500:5000001145","485:4850007262","500:5000002275","500:5000001158","485:4850006853","500:5000001126","500:5000000724","485:4850004204","485:4850004611","477:4770000597","500:5000001159","477:4770000619","500:5000002411"],"twin_admin_codes":[500,500,500,485,485,477,500,500,485,500,477,500,500,485,500,500,485,500,500,485,485,477,500,477,500],"twin_sims":[0.48648655647351147,0.3060168874351596,0.2837941971785787,0.2634732126183977,0.26341060753981804,0.26255207751259146,0.24633415212832985,0.23442962733443412,0.23182580139389852,0.22045165004499326,0.2147247368864886,0.2021708280475237,0.19406918435602802,0.1912562071110233,0.1890833793694998,0.1819271526386196,0.17973568154440134,0.17923108098103657,0.17293854553901705,0.1692016253410399,0.16646013809008087,0.1647317806632815,0.1625564226927319,0.15791514016261057,0.15772651728774773],"twin_dists":[0.1559084676327539,0.19986455622638868,0.20612893416627498,0.21212154550217827,0.21214044143197913,0.2123998532204022,0.21740433071463255,0.22121402380634508,0.22206403376175493,0.2258529569016787,0.22781024375761075,0.23222794977516473,0.23517975135292682,0.2362246168467563,0.2370390641666434,0.2397687710915769,0.24061981542377117,0.24081681365776403,0.2433072247049677,0.24481697239173592,0.24593985756370593,0.24665464333011328,0.2475620397444532,0.24952789522948304,0.2496086723544599],"n_dims_used":45,"mean_confidence":0.9226019965277777},"coverage":{"mean_confidence":0.9226019965277777,"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}}