no code implementations • 21 May 2020 • Jun Yu, HaiYing Wang, Mingyao Ai, Huiming Zhang
We first derive optimal Poisson subsampling probabilities in the context of quasi-likelihood estimation under the A- and L-optimality criteria.
no code implementations • 25 Apr 2018 • Jiayuan Li, Qingwu Hu, Mingyao Ai
Traditional feature matching methods such as scale-invariant feature transform (SIFT) usually use image intensity or gradient information to detect and describe feature points; however, both intensity and gradient are sensitive to nonlinear radiation distortions (NRD).