{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850006894},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["500:5000002374","477:4770001079","477:4770000466","485:4850007123","500:5000002248","477:4770002137","485:4850000215","485:4850007198","477:4770001169","485:4850002198","500:5000001713","500:5000002239","477:4770001531","485:4850005159","485:4850007197","477:4770000898","485:4850006115","477:4770001260","477:4770002201","477:4770000892","500:5000001890","477:4770001170","485:4850002828","499:4990002729","485:4850000944"],"twin_admin_codes":[500,477,477,485,500,477,485,485,477,485,500,500,477,485,485,477,485,477,477,477,500,477,485,499,485],"twin_sims":[0.3522163653766962,0.3325581839192942,0.3088068130026636,0.28685156552454943,0.2844260996164776,0.2223221656632269,0.2017768327490774,0.1918737851102365,0.18238846050517107,0.18018110561972583,0.17671677818361609,0.17575930092744546,0.17556130596946265,0.1736760893966977,0.16636746348795978,0.16198535047778315,0.15907639086714537,0.15650894691514025,0.1533161423621652,0.14989586338503655,0.1441672396089737,0.14353335686512125,0.14239606837019297,0.1404766593526145,0.1381457954454732],"twin_dists":[0.18762343039481924,0.1927173242963148,0.19909715681644527,0.20525021371760607,0.2059468534079198,0.2252210663546277,0.2323695933419404,0.23599430815047961,0.2395905497058479,0.24044624538099982,0.2418043197077374,0.24218300076889254,0.24226149074812076,0.24301201689651383,0.24597804816168273,0.2478017045925147,0.24903213635379173,0.2501317958327989,0.2515178439387307,0.25302633258083096,0.2556107601732426,0.2559013769021432,0.25642518823807725,0.2573163286479747,0.25841078552129804],"n_dims_used":45,"mean_confidence":0.9207373725043403},"coverage":{"mean_confidence":0.9207373725043403,"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}}