{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":474,"cluster_id":4740001212},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["474:4740001526","474:4740003027","474:4740003118","474:4740001426","474:4740001209","474:4740001009","474:4740001524","474:4740001117","474:4740001629","474:4740001103","474:4740001118","474:4740001206","474:4740003025","474:4740002939","474:4740001527","474:4740002841","474:4740003211","474:4740000905","474:4740001003","474:4740001628","474:4740002929","474:4740003032","474:4740003117","474:4740001116","470:4700003017"],"twin_admin_codes":[474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,474,470],"twin_sims":[0.5534608783126277,0.34504874332101876,0.34313931585685736,0.33072141912944036,0.32473611400834124,0.30794087068963677,0.2729167164735777,0.23531242798565535,0.22460919013201477,0.22331906871420565,0.2226620360476922,0.2208583296566563,0.20151861629886514,0.18670071392021872,0.17545585283398585,0.17526925094296378,0.1579186453164273,0.15721325770343958,0.1525359778957521,0.151185047087024,0.14766528265515502,0.14643123903500302,0.14545616876881917,0.1445749906505182,0.13555317598653424],"twin_dists":[0.14126669652123397,0.18946275981511015,0.18995614472700303,0.1932014629695128,0.1947894244566469,0.19933491480268023,0.20930260645076848,0.22092724282601606,0.22445327475968013,0.22488574564314529,0.22510663426300212,0.22571526985596302,0.23246252682142066,0.23793973055736667,0.24230332066237914,0.2423773836423929,0.24952639482488798,0.2498288313686103,0.2518597363232084,0.252454805295244,0.2540238181599254,0.25458045359781406,0.25502273402131487,0.25542431891202033,0.25964448728694317],"n_dims_used":45,"mean_confidence":0.91766357421875},"coverage":{"mean_confidence":0.91766357421875,"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}}