{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":480,"cluster_id":4800005449},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["480:4800005370","470:4700003090","470:4700002595","469:4690006279","480:4800005534","470:4700002428","470:4700003228","470:4700003397","470:4700003258","468:4680002294","470:4700004255","493:4930004963","493:4930000845","493:4930003412","470:4700003199","470:4700004957","474:4740000486","470:4700003260","470:4700003058","470:4700003442","493:4930001718","470:4700004756","479:4790003227","468:4680002596","470:4700002258"],"twin_admin_codes":[480,470,470,469,480,470,470,470,470,468,470,493,493,493,470,470,474,470,470,470,493,470,479,468,470],"twin_sims":[0.3644925427030176,0.2632874481411628,0.2256435067992627,0.2164549014605749,0.2159381419011289,0.21229070262028227,0.19399027065355073,0.19385572217572972,0.18336973919158445,0.18023007925122883,0.17698921699732575,0.16752098367207796,0.165780915806929,0.15958981154344204,0.15882065103097182,0.15874215112277765,0.15801465748022042,0.15252287354028102,0.151386224253423,0.1508390851924884,0.1504692213663064,0.1494663052836368,0.14857737119140146,0.14503705921710247,0.1450238303802812],"twin_dists":[0.18451770658479386,0.21217762251323527,0.22410774606754885,0.22721526228172173,0.22739263251535177,0.22865278252285567,0.23520891924115828,0.23525866974362275,0.23921249894758448,0.24042718019890236,0.24169683744240042,0.24550377805273393,0.24622011724683834,0.24881378773296386,0.2491410893782519,0.24917455837474323,0.249485305612381,0.25186549000736136,0.2523659421770011,0.2526078256689437,0.25277170380227854,0.25321757013205404,0.2536146102946832,0.2552135119918323,0.25521954038237676],"n_dims_used":43,"mean_confidence":0.9211267870525981},"coverage":{"mean_confidence":0.9211267870525981,"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}}