{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":471,"cluster_id":4710000715},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["471:4710000634","471:4710000686","471:4710000759","471:4710000797","471:4710000631","471:4710000544","473:4730009604","471:4710000672","471:4710000628","471:4710000798","471:4710000106","471:4710000545","471:4710000328","471:4710000671","473:4730009661","471:4710000675","471:4710000807","471:4710000583","473:4730009616","473:4730009432","473:4730009697","473:4730009430","473:4730007351","471:4710000632","473:4730007395"],"twin_admin_codes":[471,471,471,471,471,471,473,471,471,471,471,471,471,471,473,471,471,471,473,473,473,473,473,471,473],"twin_sims":[0.4564072466492646,0.44968256814514435,0.44265295071008637,0.3609360065968725,0.35592052684326925,0.3484210283162859,0.3269694234844937,0.2951065839248472,0.2673120396091344,0.2590572646687703,0.24496100860087514,0.22969283114845981,0.2283801427588638,0.2191212040812481,0.20564636999522137,0.20425152591070678,0.19265091348937888,0.1921682540924503,0.189255908055774,0.18291677591165934,0.18158586278923877,0.1798589600304304,0.17884681081376558,0.17770133051769213,0.17165068092935704],"twin_dists":[0.16266693037112187,0.16419888685693615,0.1658095146231095,0.18541188599999112,0.18668054285549926,0.18859489955725575,0.19419503015725637,0.20290524259311596,0.21096819195160074,0.21346136459599932,0.2178375936526693,0.22276502595713785,0.22319857320660624,0.2263045898330883,0.2309866033417045,0.23148305400119992,0.23570523260765536,0.23588467600301802,0.23697415633022745,0.23938683125761692,0.23990083040081384,0.24057174656868283,0.24096709834024882,0.24141644977885302,0.24382486905286394],"n_dims_used":45,"mean_confidence":0.9225574069552951},"coverage":{"mean_confidence":0.9225574069552951,"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}}