{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900013316},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900012967","497:4970001692","490:4900013290","497:4970001778","490:4900013294","490:4900013293","490:4900013158","490:4900013191","490:4900013008","490:4900000526","490:4900013128","490:4900013292","494:4940007932","497:4970001694","490:4900013256","490:4900013190","490:4900000253","490:4900013007","497:4970000855","494:4940008058","487:4870000002","490:4900000875","490:4900013095","497:4970003059","490:4900012729"],"twin_admin_codes":[490,497,490,497,490,490,490,490,490,490,490,490,494,497,490,490,490,490,497,494,487,490,490,497,490],"twin_sims":[0.03651704142373253,0.02576413545912672,0.01870954888820919,0.013065199803628354,0.00996699151629593,0.00764334463361725,0.007528547447066616,0.006554769931202068,0.006140388809812027,0.005593688318854642,0.005406906700905352,0.005108007489781617,0.004483858557012353,0.003962307870176344,0.0038318043362301803,0.003376550420693419,0.003251036873931075,0.0024791753926917265,0.0024299213162296733,0.002365584447298855,0.0022910070507184345,0.002290259324846171,0.002123624356409986,0.002099420339409591,0.002034124252766855],"twin_dists":[0.3341575530506693,0.35132294016297816,0.366362151397963,0.3825372757544208,0.39429160667665414,0.40548803324039756,0.40611705071772963,0.4118296139186484,0.4144956913840314,0.41827313756931106,0.4196404512098732,0.4219200498758094,0.4270983805758143,0.4319543690766171,0.43326017934503963,0.4381565889080106,0.4396124317909645,0.44989202051592486,0.45064375051357125,0.45164700875606706,0.45284176886550775,0.45285392742844155,0.45565889815875693,0.45608303137191364,0.4572500536529109],"n_dims_used":45,"mean_confidence":0.9122507731119792},"coverage":{"mean_confidence":0.9122507731119792,"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}}