User profiles for Q

Kim Q Do

Lausanne university hospital unil chuv
Verified email at chuv.ch
Cited by 14529

A theoretical analysis of deep Q-learning

J Fan, Z Wang, Y Xie, Z Yang - Learning for dynamics and …, 2020 - proceedings.mlr.press
Despite the great empirical success of deep reinforcement learning, its theoretical foundation
is less well understood. In this work, we make the first attempt to theoretically understand …

Tau accumulation in astrocytes of the dentate gyrus induces neuronal dysfunction and memory deficits in Alzheimer's disease

K Richetin, P Steullet, M Pachoud, R Perbet… - Nature …, 2020 - nature.com
Alzheimer’s disease (AD) is characterized by the accumulation of the tau protein in neurons,
neurodegeneration and memory loss. However, the role of non-neuronal cells in this chain …

Operators of Basic (or q-) Calculus and Fractional q-Calculus and Their Applications in Geometric Function Theory of Complex Analysis

HM Srivastava - Iranian Journal of Science and Technology …, 2020 - Springer
… (or q-) … the q-analogues, which we consider in this article for \(0< q < 1\), can easily (and
possibly trivially) be translated into the corresponding results for the (p, q)-analogues (with \(0< q

[HTML][HTML] Software for the frontiers of quantum chemistry: An overview of developments in the Q-Chem 5 package

…, Q Feng, T Friedhoff, J Gayvert, Q Ge… - The Journal of …, 2021 - pubs.aip.org
This article summarizes technical advances contained in the fifth major release of the Q-Chem
quantum chemistry program package, covering developments since 2015. A …

High‐Q plasmonic resonances: fundamentals and applications

B Wang, P Yu, W Wang, X Zhang… - Advanced Optical …, 2021 - Wiley Online Library
… resonances can be achieved with high Q-factors. Surface lattice … resonance to obtain a high-Q
factor, promising for plasmonic … methods for achieving high Q-factor plasmonic resonances …

Chemical profiling of Huashi Baidu prescription, an effective anti-COVID-19 TCM formula, by UPLC-Q-TOF/MS

WEI Wen-LongΔ, WU Shi-FeiΔ, LI Hao-Jv… - Chinese Journal of …, 2021 - cjnmcpu.com
… In the present study, a UPLC-Q-TOF/MS method was developed for rapid characterization
of chemical constituents in HSBDF. Then, lipopolysaccharide was subsequently used to …

Conservative q-learning for offline reinforcement learning

A Kumar, A Zhou, G Tucker… - Advances in Neural …, 2020 - proceedings.neurips.cc
… in Equation 1 learns a Q-function that lower-bounds the true Q-function Qπ, and the evaluation
in Equation 2 provides a tighter lower bound on the expected Q-value of the policy π. For …

Offline reinforcement learning with implicit q-learning

I Kostrikov, A Nair, S Levine - arXiv preprint arXiv:2110.06169, 2021 - arxiv.org
… determine how the Q-value can vary with different future outcomes, but how the Q-value can
… (2), but we will aim to estimate the maximum Q-value over actions that are in the support of …

Hertz-linewidth semiconductor lasers using CMOS-ready ultra-high-Q microresonators

W Jin, QF Yang, L Chang, B Shen, H Wang, MA Leal… - Nature …, 2021 - nature.com
Q factor in the 1,620–1,650 nm range. The Q factors are shown as a wafer map of the
highest Q factor on each die (top) and as a histogram of Q factors of the 78 resonators (bottom), …

Spherically symmetric configuration in gravity

RH Lin, XH Zhai - Physical Review D, 2021 - APS
… In this work, we explore the application of f(Q) gravity to the … We demonstrate the effects
of f(Q) by considering the external … of f(Q) by considering a quadratic model of f(Q) = Q + αQ …