665 citations · 3.5k across the 62 of their papers we have counts for
62 papers
Electrostatic environment and Majorana bound states in full-shell topological insulator nanowires
Li Chen, Xiao-Hong Pan, Zhan Cao +2
The combination of a superconductor (SC) and a topological insulator (TI) nanowire was proposed as a potential candidate for realizing Majorana zero modes (MZMs). In this study, we…
Learning Fine-Grained Features for Pixel-wise Video Correspondences
Rui Li, Shenglong Zhou, Dong Liu
Video analysis tasks rely heavily on identifying the pixels from different frames that correspond to the same visual target. To tackle this problem, recent studies have advocated f…
Offline and Online Optical Flow Enhancement for Deep Video Compression
Chuanbo Tang, Xihua Sheng, Zhuoyuan Li +3
Video compression relies heavily on exploiting the temporal redundancy between video frames, which is usually achieved by estimating and using the motion information. The motion in…
Robust Statistical Inference for Large-dimensional Matrix-valued Time Series via Iterative Huber Regression
Yong He, Xin-Bing Kong, Dong Liu +1
Matrix factor model is drawing growing attention for simultaneous two-way dimension reduction of well-structured matrix-valued observations. This paper focuses on robust statistica…
VNVC: A Versatile Neural Video Coding Framework for Efficient Human-Machine Vision
Xihua Sheng, Li Li, Dong Liu +1
Almost all digital videos are coded into compact representations before being transmitted. Such compact representations need to be decoded back to pixels before being displayed to…
Simultaneous Estimation and Dataset Selection for Transfer Learning in High Dimensions by a Non-convex Penalty
Zeyu Li, Dong Liu, Yong He +1
In this paper, we propose to estimate model parameters and identify informative source datasets simultaneously for high-dimensional transfer learning problems with the aid of a non…
NutriFD: Proving the medicinal value of food nutrition based on food-disease association and treatment networks
Wanting Su, Dongwei Liu, Feng Tan +2
There is rising evidence of the health benefit associated with specific dietary interventions. Current food-disease databases focus on associations and treatment relationships but…
LaCon: Late-Constraint Diffusion for Steerable Guided Image Synthesis
Chang Liu, Rui Li, Kaidong Zhang +2
Diffusion models have demonstrated impressive abilities in generating photo-realistic and creative images. To offer more controllability for the generation process, existing studie…
Huber Principal Component Analysis for Large-dimensional Factor Models
Yong He, Lingxiao Li, Dong Liu +1
Factor models have been widely used in economics and finance. However, the heavy-tailed nature of macroeconomic and financial data is often neglected in the existing literature. To…
PyramidFlow: High-Resolution Defect Contrastive Localization using Pyramid Normalizing Flow
Jiarui Lei, Xiaobo Hu, Yue Wang +1
During industrial processing, unforeseen defects may arise in products due to uncontrollable factors. Although unsupervised methods have been successful in defect localization, the…
Local derivations and local automorphisms on the super Virasoro algebras
Qingyan Wu, Shoulan Gao, Dong Liu +1
This paper aims to study the local derivations, 2-local automorphisms and local automorphisms on the super-Virasoro algebras. The primary focus is to establish that every local der…
Properties of dissipative Floquet Majorana modes using a quantum dot
Nicolò Forcellini, Zhan Cao, Dong E. Liu
We study the electronic conductance of dissipative Floquet Majorana zero modes (FMZMs) in a periodically driven nanowire coupled to a quantum dot. We use a numerical method which c…
Vulnerability of fault-tolerant topological quantum error correction to quantum deviations in code space
Yuanchen Zhao, Dong E. Liu
Quantum computers face significant challenges from quantum deviations or coherent noise, particularly during gate operations, which pose a complex threat to the efficacy of quantum…
Information scrambling and entanglement in quantum approximate optimization algorithm circuits
Chen Qian, Wei-Feng Zhuang, Rui-Cheng Guo +2
Variational quantum algorithms, which consist of optimal parameterized quantum circuits, are promising for demonstrating quantum advantages in the noisy intermediate-scale quantum…
-free modules over the Lie algebras of differential operators
Munayim Dilxat, Shoulan Gao, Dong Liu +1
In this paper, we consider some non-weight modules over the Lie algebra of Weyl type. First, we determine the modules whose restriction to are free of rank over th…
Electrostatic effects of the MnBi2Te4-superconductor hetero-structures in chiral Majorana search
Li Chen, Zhan Cao, Ke He +2
The realization of chiral Majorana modes is a challenging task. We aim to comprehend the phase diagrams and parameter control capabilities of the actual devices used in the chiral…
Local derivations on the Lie algebra
Qingyan Wu, Shoulan Gao, Dong Liu
The present paper is devoted to studying local derivations on the Lie algebra which has some outer derivations. Using some linear algebra methods in \cite{CZZ} and a key c…
Experimental Performance Evaluation of Cell-free Massive MIMO Systems Using COTS RRU with OTA Reciprocity Calibration and Phase Synchronization
Yang Cao, Pan Wang, Kang Zheng +9
Downlink coherent multiuser transmission is an essential technique for cell-free massive multiple-input multiple output (MIMO) systems, and the availability of channel state inform…
Noise-resilient phase estimation with randomized compiling
Yanwu Gu, Yunheng Ma, Nicolo Forcellini +1
We develop an error mitigation method for the control-free phase estimation. We prove a theorem that under the first-order correction, the noise channels with only Hermitian Kraus…
Toward 6G TK Extreme Connectivity: Architecture, Key Technologies and Experiments
Xiaohu You, Yongming Huang, Shengheng Liu +20
Sixth-generation (6G) networks are evolving towards new features and order-of-magnitude enhancement of systematic performance metrics compared to the current 5G. In particular, the…
Towards Hybrid-Optimization Video Coding
Shuai Huo, Dong Liu, Li Li +3
Video coding is a mathematical optimization problem of rate and distortion essentially. To solve this complex optimization problem, two popular video coding frameworks have been de…
Super-biderivations and post-Lie superalgebras on some Lie superalgebras
Munayim Dilxat, Shoulan Gao, Dong Liu
In this paper, all symmetric super-biderivations of some Lie superalgebras are determined. As an application, commutative post-Lie superalgebra structures on these Lie superalgebra…
Local discontinuous Galerkin method for the Backward Feynman-Kac Equation
Dong Liu, Weihua Deng
Anomalous diffusions are ubiquitous in nature, whose functional distributions are governed by the backward Feynman-Kac equation. In this paper, the local discontinuous Galerkin (LD…
Classification of simple Harish-Chandra modules over the Ovsienko-Roger superalgebra
Munayim Dilxat, Liangyun Chen, Dong Liu
With the -operators for the Virasoro algebra \cite{BF} and the super Virasoro algebra in \cite{CL, CLL}, we get the -operators for the Ovsienko-Roger superalgebras in this pa…