{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":490,"cluster_id":4900008435},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["490:4900008323","490:4900009930","491:4910005413","490:4900008445","490:4900008000","490:4900008551","490:4900007882","490:4900004344","490:4900007776","490:4900006437","490:4900008211","490:4900005944","490:4900004749","490:4900006072","490:4900004483","490:4900004892","490:4900008114","490:4900007767","490:4900008550","490:4900007879","490:4900004618","490:4900004757","490:4900007893","490:4900009922","490:4900006187"],"twin_admin_codes":[490,490,491,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490,490],"twin_sims":[0.23010941796816844,0.08422538856394884,0.07757354775973276,0.0025246046481240633,0.0016217604646594057,0.0015956074228542904,0.0007692998097516136,0.0006457170562766771,0.000616507529807237,0.0005539051437283944,0.0005250510766476984,0.00043538715792552967,0.0003532407107638269,0.0002997675804284484,0.00020350637848827482,0.00018474961130407952,0.00016952424531361602,0.00014670533903136785,0.00013758516144673214,0.00012053482956809229,0.00010366738072194888,0.00006848554499104562,0.0000577461171517989,0.00005275950198443175,0.000051956031675872654],"twin_dists":[0.22262778016495793,0.28890922709901906,0.29367311364247817,0.44921070589243917,0.46553230579085186,0.46612099274099206,0.4918122299015197,0.49778195983732654,0.4993480664128806,0.502951997428786,0.5047429553291827,0.510962444244814,0.5178185822078447,0.5231380175266357,0.5354803454410091,0.5385176074656869,0.5412047568566811,0.5456918724827741,0.5476721811630265,0.5517318854527922,0.5563215177615337,0.5687520352002294,0.5737882025057351,0.5764369548789653,0.5768858284724379],"n_dims_used":45,"mean_confidence":0.8865645514594184},"coverage":{"mean_confidence":0.8865645514594184,"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}}