{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800002763},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800002813","480:4800002907","480:4800003158","480:4800003571","480:4800003502","480:4800003339","480:4800003193","480:4800003350","480:4800003027","480:4800002945","480:4800003386","480:4800003289","480:4800003694","480:4800002712","480:4800002601","480:4800003448","480:4800003400","480:4800003194","480:4800002851","480:4800003287","480:4800002654","480:4800002985","480:4800003508","480:4800002986","487:4870010121"],"twin_admin_codes":[480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,480,487],"twin_sims":[0.22508398048086972,0.20560179649795807,0.1546384649138996,0.13550001660540473,0.12334860149670027,0.11699275768563731,0.11326216200585604,0.113049011476258,0.11172549031777677,0.10795314862233704,0.10637513559615933,0.10104358985593133,0.09758981290732242,0.09383081870854827,0.09048316612772073,0.09019948069817042,0.0898094714899926,0.08228521997759349,0.08114964511679197,0.08097144031677565,0.07949943061644492,0.07491793123936578,0.07187117933447688,0.06595552900868223,0.06278999310816359],"twin_dists":[0.22429453303470703,0.2310024321694337,0.2509412629354864,0.25966996747725707,0.2657030636014253,0.269040462530686,0.2710645846857779,0.27118177496429297,0.2719132856838253,0.27403565785354755,0.27494054227404496,0.27807721681205944,0.2801788649018692,0.28253369630442915,0.28469432362021757,0.2848803086499666,0.28513675779844994,0.2902666477009372,0.29107305740875267,0.2912004255294638,0.29226119749075014,0.2956670227588013,0.29802614942411726,0.30284851137629565,0.3055756291685795],"n_dims_used":43,"mean_confidence":0.9126957738122274},"coverage":{"mean_confidence":0.9126957738122274,"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}}