Sparsity regularization for image reconstruction with Poisson data. - Daniel J. Lingenfelter; Jeffrey A. Fessler; Zhong He (Computational Imaging, 2009)

Benefits of position-sensitive detectors for radioactive source detection. - Daniel J. Lingenfelter; Jeffrey A. Fessler; Clayton D. Scott; Zhong He (IEEE Trans. Signal Process., 2010)

Asymptotic Source Detection Performance of Gamma-Ray Imaging Systems Under Model Mismatch. - Daniel J. Lingenfelter; Jeffrey A. Fessler; Clayton D. Scott; Zhong He (IEEE Trans. Signal Process., 2011)