{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002123},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800001888","480:4800001941","469:4690004167","469:4690004206","470:4700003857","480:4800002072","480:4800001669","496:4960011649","493:4930001546","494:4940006381","469:4690004077","496:4960010632","480:4800003939","468:4680005728","494:4940001230","469:4690004168","494:4940000990","493:4930005576","488:4880000777","469:4690003488","480:4800000857","466:4660002743","499:4990000115","496:4960010472","493:4930006633"],"twin_admin_codes":[480,480,469,469,470,480,480,496,493,494,469,496,480,468,494,469,494,493,488,469,480,466,499,496,493],"twin_sims":[0.21445854737462455,0.10491014378652956,0.09442692280617936,0.08422832770288972,0.0837269453648813,0.0651468417009797,0.06481337438579181,0.05755034256823109,0.05309578917039356,0.04295655931521446,0.04231520686397708,0.037093191288382635,0.0362776197735664,0.032326062513856585,0.03002661489975411,0.028502883493455273,0.02827777745374765,0.028049083967581996,0.027329912288298817,0.026475471675735593,0.02562034836439803,0.025590805669027782,0.024298167526746444,0.02425829545879931,0.024132877220158153],"twin_dists":[0.2279020696413805,0.2757899993502787,0.2821553678373091,0.28890718978803254,0.28925555458192137,0.30353484614521914,0.30381988828111955,0.31034813525526356,0.3146962357438358,0.3258564045893463,0.3266341422860336,0.33336642468626154,0.3344894293595982,0.3402553674504353,0.34389386634420505,0.346438826585102,0.3468246586672761,0.3472193533725902,0.34847885493694086,0.3500129033162481,0.35159153288594075,0.35164687945455153,0.3541243775682402,0.3542025935893359,0.35444935101086317],"n_dims_used":43,"mean_confidence":0.920655184013899},"coverage":{"mean_confidence":0.920655184013899,"n_dims_used":43,"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}}