{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":497,"cluster_id":4970000090},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["497:4970000093","491:4910005784","491:4910005588","491:4910005780","497:4970000125","497:4970000118","497:4970000117","491:4910005489","491:4910005383","491:4910005538","497:4970000074","491:4910005090","491:4910005141","491:4910005384","491:4910005685","491:4910005433","491:4910005827","491:4910005824","491:4910005730","491:4910005042","497:4970000092","491:4910005590","491:4910005587","491:4910005785","491:4910005238"],"twin_admin_codes":[497,491,491,491,497,497,497,491,491,491,497,491,491,491,491,491,491,491,491,491,497,491,491,491,491],"twin_sims":[0.336504382209636,0.27092590234430153,0.1989939971921149,0.19861384733921048,0.1854585379187745,0.18442216801093045,0.15327903515191252,0.11813408253996582,0.11630507314255814,0.11027094969124093,0.10669458911095547,0.10662443765243912,0.09347315561788924,0.09058234057548967,0.08798768324356226,0.08404985892675425,0.08306452442815124,0.0748528667680062,0.07250591357045293,0.06756205202660615,0.06048138363410882,0.05813203218201357,0.05524364312009532,0.0527348801710506,0.05106144315280066],"twin_dists":[0.1916820815787912,0.20989179137970831,0.23337550030610246,0.23351366398977982,0.23841248478539157,0.23880861894628158,0.25153407653024257,0.2684311183663818,0.26940981575770234,0.2727249671014949,0.2747565199466274,0.27479689423681464,0.28276160451363513,0.28462941348675197,0.28634649896930997,0.28903100125638964,0.2897183735762426,0.2957165854853627,0.2975280881292412,0.3015051713123582,0.3076364299265915,0.30980106983181716,0.3125635082561949,0.3150615965511095,0.3167833153660257],"n_dims_used":45,"mean_confidence":0.8916573418511284},"coverage":{"mean_confidence":0.8916573418511284,"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}}