{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":470,"cluster_id":4700001138},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["470:4700000550","488:4880006346","470:4700001441","470:4700002204","470:4700000362","470:4700002051","470:4700000552","470:4700001140","470:4700002045","470:4700001894","470:4700001747","470:4700000658","470:4700000643","470:4700000239","493:4930002408","488:4880005193","470:4700002545","470:4700001280","470:4700002370","470:4700001297","488:4880002187","470:4700001141","470:4700001732","488:4880000733","470:4700000177"],"twin_admin_codes":[470,488,470,470,470,470,470,470,470,470,470,470,470,470,493,488,470,470,470,470,488,470,470,488,470],"twin_sims":[0.8581076421114509,0.8138373938590218,0.7375717489473188,0.7049828242832915,0.6987834159557557,0.6927231425673942,0.6741975355621515,0.6670825366297849,0.6607577849814729,0.636965168303991,0.6330786755085867,0.6016388950039648,0.5947431269577771,0.5926690341212711,0.5924874444607254,0.5731757693113287,0.5621553344596062,0.5566223108403185,0.5551929788785397,0.5550335669190485,0.5549029083914406,0.5537769487544241,0.5531671008110955,0.5526058564330767,0.5424856318855779],"twin_dists":[0.07184905732032693,0.08336175741779286,0.10133404897521557,0.10859586161337431,0.10995920444159493,0.11128733540216121,0.1153227136128217,0.11686416365371334,0.11823115138840117,0.1233520923068936,0.12418616875231106,0.13092196803733286,0.1323988306480095,0.13284314727601604,0.13288205092778904,0.13702378304862764,0.1393931529706686,0.14058495984660982,0.14089311101589438,0.14092748613793651,0.14095566206461735,0.14119851201474953,0.1413300772722403,0.14145117699349846,0.14363832697113657],"n_dims_used":43,"mean_confidence":0.9135373137718024},"coverage":{"mean_confidence":0.9135373137718024,"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}}