{"source":"https://api.gridrock.ai/mcp","tool":"find_twins","scope":"mh36","archetype":"twins","cell":{"admin_code":485,"cluster_id":4850003055},"envelope":{"ok":true,"tool":"find_twins","generation":{"namespace":"bs:cube:0852c73eef54","schema_fingerprint_ns":"0852c73eef54"},"result":{"twin_keys":["485:4850003331","485:4850004098","485:4850003228","485:4850003579","485:4850002956","485:4850003145","485:4850003806","485:4850003146","485:4850003415","485:4850003734","485:4850003564","485:4850004835","485:4850004450","485:4850004088","485:4850002958","485:4850003039","485:4850004016","485:4850003049","485:4850006539","485:4850003810","485:4850004373","485:4850004852","485:4850003727","485:4850003244","485:4850003143"],"twin_admin_codes":[485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485,485],"twin_sims":[0.6561847886707622,0.6504904545386766,0.6101128903941181,0.5302476064222836,0.4866709657890012,0.47686267358280565,0.46256918609171743,0.46201424355914605,0.45765169079999096,0.4457414839260702,0.4358207575956867,0.43436762733889034,0.42798840333340543,0.42727689502272354,0.42298029864323544,0.41693425837998566,0.41499655800845797,0.4140823438625482,0.4059810733701133,0.4050483181576501,0.3947659760614271,0.3926836185247627,0.39024426275028423,0.3878006175367957,0.38752475549392107],"twin_dists":[0.11921782415737958,0.12044465776532631,0.12910742667033573,0.14629324205486144,0.15586745998857218,0.15805535420532713,0.1612703487767753,0.1613958523716523,0.1623843400418559,0.16510067867381303,0.1673844064750134,0.16772062249699407,0.1692020031786764,0.1693677856872544,0.1703713381038594,0.17179078509824458,0.17224755873631872,0.17246338528270908,0.17438509466662855,0.17460743734492185,0.17707395996268727,0.1775770434217833,0.17816795659341725,0.17876164701837255,0.17882877904689867],"n_dims_used":45,"mean_confidence":0.9177625868055556},"coverage":{"mean_confidence":0.9177625868055556,"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}}