Expediting DECam Multimessenger Counterpart Searches with Convolutional Neural Networks

Kavli Affiliate: Brian Nord | First 5 Authors: Adam Shandonay, Robert Morgan, Keith Bechtol, Clecio R. Bom, Brian Nord | Summary: Searches for counterparts to multimessenger events with optical imagers use difference imaging to detect new transient sources. However, even with existing artifact detection algorithms, this process simultaneously returns several classes of false positives: false […]


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The Design and Integrated Performance of SPT-3G

Kavli Affiliate: C. L. Kuo | First 5 Authors: J. A. Sobrin, A. J. Anderson, A. N. Bender, B. A. Benson, D. Dutcher | Summary: SPT-3G is the third survey receiver operating on the South Pole Telescope dedicated to high-resolution observations of the cosmic microwave background (CMB). Sensitive measurements of the temperature and polarization anisotropies […]


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Benign Overfitting in Multiclass Classification: All Roads Lead to Interpolation

Kavli Affiliate: Ke Wang | First 5 Authors: Ke Wang, Vidya Muthukumar, Christos Thrampoulidis, , | Summary: The literature on "benign overfitting" in overparameterized models has been mostly restricted to regression or binary classification; however, modern machine learning operates in the multiclass setting. Motivated by this discrepancy, we study benign overfitting in multiclass linear classification. […]


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