{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":491,"cluster_id":4910001065},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["491:4910001323","491:4910001186","491:4910001456","491:4910001330","491:4910001187","491:4910001073","491:4910001322","491:4910001130","491:4910001117","491:4910001501","491:4910001568","491:4910001129","491:4910001128","491:4910001393","491:4910001254","491:4910001331","491:4910001260","491:4910001125","491:4910001136","491:4910001059","491:4910001679","491:4910001382","491:4910001855","491:4910001386","491:4910001514"],"twin_admin_codes":[491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491,491],"twin_sims":[0.706245500329788,0.6898120785855973,0.6314087363991242,0.5713430520662205,0.5628626940607658,0.4949731807958853,0.4922480456258715,0.48037261122406955,0.4411859071786739,0.43916292113144517,0.4225345307559748,0.4183102890888239,0.41747299310198754,0.4072703103889289,0.3976834119299858,0.39697574777951244,0.37460002973481976,0.37206431306902504,0.35682936913161906,0.3465419574556069,0.3406929867641004,0.3338216436453359,0.32276514540406254,0.30058969076144615,0.2861614968267234],"twin_dists":[0.10831755980258762,0.11192379088667864,0.12454440118038723,0.1374174520486689,0.1392409040182894,0.15402607150513903,0.15462947561552634,0.15727078662897223,0.16614687723969873,0.16661280206151646,0.17047569850777688,0.17146696619288188,0.17166395126107922,0.17407815075271427,0.17637118317058395,0.17654143309028172,0.18200012235584967,0.18262851904325278,0.18644997513186,0.18907792997842732,0.19059040427910787,0.19238514584128394,0.19531588551448126,0.20136905007005088,0.20544805313709527],"n_dims_used":45,"mean_confidence":0.8969925774468316},"coverage":{"mean_confidence":0.8969925774468316,"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}}