Publications (38)
Co-Adaptive Multi-Task LoRA: Transfer-Aware, Label-Free Control of Domain Participation
Wei Zhang, Lin Tang, Ming Zhao +1
Fine-tuning a single low-rank adapter on many domains at once is multi-task learning: the domains must be co-learned, and how they share the adapter decides whether they help or hu…
Exclusive photoproduction of light and heavy vector mesons: thresholds to very high energies
Lin Tang, Hui-Yu Xing, Minghui Ding +1
A reaction model for , , which exposes the quark-antiquark content of the photon in making the transition $γ\to {q} \bar{q} + \mathbb P \to…
Experimental realization of an intrinsic magnetic topological insulator
Yan Gong, Jingwen Guo, Jiaheng Li +21
Intrinsic magnetic topological insulator (TI) is a stoichiometric magnetic compound possessing both inherent magnetic order and topological electronic states. Such a material can p…
Interior regularity on the linearized Monge-Ampre equation with type coefficients
Lin Tang, Qian Zhang
In this paper, we establish interior estimates for solutions of the linearized Monge-Ampre equation where the den…
Gamma -ray spectra in the positron-annihilation process of molecules at room temperature
Lin Tang, Xiaoguang Ma, Jipeng Sui +2
In this study, a fully self-consistent method was developed to obtain the wave functions of the positron and electrons in molecules simultaneously. The wave function of a positron…
High harmonic generation light source with polarization selectivity and sub-100-m beam size for time- and angle-resolved photoemission spectroscopy
Haoyuan Zhong, Xuanxi Cai, Changhua Bao +9
High-quality ultrafast light sources are critical for developing advanced time- and angle-resolved photoemission spectroscopy (TrARPES). While the application of high harmonic gene…
Mock Observations: Three Different Types of Galaxy Alignment in TNG100 Simulations
Yanyao Lan, Lin Tang, Weipeng Lin +1
In this study, galaxy samples have been generated using mock observation techniques based on the results of TNG100-1 simulations to investigate three forms of intrinsic alignment:…
Weighted norm inequalities, spectral multipliers and Littlewood-Paley operators in the Schrödinger settings
Lin Tang
In this paper, we establish a good-$\lz$ inequality with two parameters in the Schrödinger settings. As it's applications, we obtain weighted estimates for spectral multipliers an…
Stellar Metallicity of Galaxies: New Insight on the Formation and Evolution of Low Surface Brightness Galaxies in the IllustrisTNG Simulation
Lin Tang
In this work, we investigate the stellar metallicities of low surface brightness galaxies (LSBGs) and normal high surface brightness galaxies (HSBGs) in the IllustrisTNG100-1 simul…
Wiener's criterion for degenerate parabolic equations
Xi Hu, Lin Tang
In this paper, we prove Wiener's criterion for parabolic equations with singular and degenerate coefficients. To be precise, we study the problem of the regularity of boundary poin…
Importance of Mock Observations in Validating Galaxy Properties for Cosmological Simulations
Lin Tang, Weipeng Lin, Yang Wang +1
The galaxy luminosity function and galaxy stellar mass function are fundamental statistics in the testing of galaxy formation models. Theoretical predictions based on cosmological…
Mock Observations: Formation and Evolution of diffuse light in Galaxy Groups and Clusters in the IllustrisTNG Simulations
Lin Tang, Weipeng Lin, Yang Wang +2
In this paper, by analyzing mock images from the IllustrisTNG100-1 simulation, we examine the properties of the diffuse light and compare them to those of central and satellite gal…
Global regularity on the linearized Monge-Ampre equation with type coefficients
Lin Tang, Qian Zhang
In this paper, we establish global estimates for solutions of the linearized Monge-Ampre equation where the densit…
Extrapolation from $A_\fz^{Ï,\fz}$, vector-valued inequalities and applications in the Schrödinger settings
Lin Tang
In this paper, we generalize the $A_\fz$ extrapolation theorem in \cite{cmp} and the extrapolation theorem of Rubio de Francia to Schrödinger settings. In addition, we also…
An Investigation of intra-cluster light evolution using cosmological hydro-dynamical simulations
Lin Tang, WeiPeng Lin, Weiguang Cui +4
The intra-cluster light (ICL) in observations is usually identified through the surface brightness limit method. In this paper, for the first time we produce the mock images of gal…
Estimation of the Galaxy Quenching Rate in the Illustris Simulation
Yang Wang, Xuan Liu, Weishan Zhu +2
Quenching is a key topic in exploring the formation and evolution of galaxies. In this work, we study the quenching rate, i.e., the variation in the fraction of quenched galaxies p…
estimates for the fully nonlinear parabolic thin obstacle problem
Xi Hu, Lin Tang
We study the regularity of the viscosity solution to the fully nonlinear parabolic thin obstacle problem. In particular, we prove that the solution is local on each side…
Weighted norm inequalities for pseudo-differential operators with smooth symbols and their commutators
Lin Tang
We obtain weighted inequalities for pseudo-differential operators with smooth symbols and their commutators by using a class of new weight functions which include Muckenhoupt…
The dispersion measure of Fast Radio Bursts host galaxies: estimation from cosmological simulations
Jian-Feng Mo, Weishan Zhu, Yang Wang +2
The dispersion measure(DM) of fast radio burst encodes important information such as its distance, properties of intervening medium. Based on simulations in the Illustris and Illus…
Global regularity on the linearized parabolic Monge-Ampre equation
Lin Tang, Qian Zhang
In this paper, we establish global estimates for solutions of the linearized parabolic Monge-Ampre equation $$\mathcal{L}_Ïu(x,t):=-u_t\,\math…
Value-added catalog of M-giant stars in LAMOST DR9
Jing Li, Lin Long, Jing Zhong +9
In this work, we update the catalog of M-giant stars from the low-resolution spectra of the Large Sky Area Multi-Object Fiber Spectroscopic Telescope (LAMOST) Data Release 9. There…
Alignment and Safety in Large Language Models: Safety Mechanisms, Training Paradigms, and Emerging Challenges
Haoran Lu, Luyang Fang, Ruidong Zhang +47
Due to the remarkable capabilities and growing impact of large language models (LLMs), they have been deeply integrated into many aspects of society. Thus, ensuring their alignment…
Toward a stellar population catalog in the Kilo Degree Survey: the impact of stellar recipes on stellar masses and star formation rates
Linghua Xie, Nicola R. Napolitano, Xiaotong Guo +11
The Kilo Degree Survey (KiDS) is currently the only sky survey providing optical () plus near-infrared (NIR, ) seeing matched photometry over an area larger than 100…
Joint Curve Registration and Classification with Two-level Functional Models
Lin Tang, Pengcheng Zeng, Jian Qing Shi +1
Many classification techniques when the data are curves or functions have been recently proposed. However, the presence of misaligned problems in the curves can influence the perfo…
Elevating Medical Image Security: A Cryptographic Framework Integrating Hyperchaotic Map and GRU
Weixuan Li, Guang Yu, Quanjun Li +8
Chaotic systems play a key role in modern image encryption due to their sensitivity to initial conditions, ergodicity, and complex dynamics. However, many existing chaos-based encr…
Solvability of boundary value problem for Schrödinger Equations with Reverse Hölder Potentials on and endpoint spaces
Botian Xiao, Lin Tang
In this paper we discuss the solvability of the Neumann and Regularity boundary value problem of elliptic Schrödinger-type equation $-\DIV(A(x)\nabla u(x,t))+V(x)u(x,t)=0$ with bo…
Weighted norm inequalities for Schrödinger type operators
Lin Tang
Let be a Schrödinger operator, where is the Laplacian operator on $\rz$, while nonnegative potential belongs to the reverse Hölder class. In this paper, we est…
Mock Observations: Morphological Analysis of Galaxies in TNG100 Simulations
Jun-Yu Gong, Weipeng Lin, Lin Tang +1
In this study, we investigate the morphology of galaxies in the TNG100 simulation by applying mock observation techniques and compare the results with the observational data from t…
Interplay between Quantum Size Effect and Strain Effect on Growth of Nanoscale Metal Thin Film
Miao Liu, Yong Han, Lin Tang +3
We develop a theoretical framework to investigate the interplay between quantum size effect (QSE) and strain effect on the stability of metal nanofilms. The QSE and strain effect a…
Weighted norm inequalities for commutators of Littlewood-Paley functions related to Schrödinger operators
Lin Tang
Let be a Schrödinger operator, where is the Laplacian operator on $\rz$, while the nonnegative potential belongs to certain reverse Hölder class. In this paper…
Satellite Alignment: III. Satellite Galaxies Spatial Distribution and their Dependence on Redshift with A Novel Galaxy Finder
Lin Tang, Weipeng Lin, Yang Wang
After extensively explored, broad agreement between observations and theories has been reached that satellites are preferentially aligned with major axes of their host centrals. Th…
A stochastic model to reproduce the star-formation history of individual galaxies in hydrodynamic simulations
Yang Wang, Nicola R. Napolitano, Weiguang Cui +7
The star formation history (SFH) of galaxies is critical for understanding galaxy evolution. Hydrodynamical simulations enable us to precisely reconstruct the SFH of galaxies and e…
Predicting Mergeability of Parameter-Efficient Fine-Tuning Updates
Lin Tang, Wei Zhang, Jing Li +3
Low-rank adaptation (LoRA) makes it cheap to train many domain- and task-specific language model adapters, but whether two adapters can be merged is usually discovered only after b…
photoproduction: threshold to very high energy
Lin Tang, Yi-Xuan Yang, Zhu-Fang Cui +1
A reaction model for photoproduction, which exposes the content of the photon in making the transition and coupl…
CREST: An Efficient Conjointly-trained Spike-driven Framework for Event-based Object Detection Exploiting Spatiotemporal Dynamics
Ruixin Mao, Aoyu Shen, Lin Tang +1
Event-based cameras feature high temporal resolution, wide dynamic range, and low power consumption, which is ideal for high-speed and low-light object detection. Spiking neural ne…
Critical Fujita exponent for a semilinear heat equation with degenerate coefficients
Xi Hu, Lin Tang
We prove the existence of a critical Fujita exponent for a non-homogeneous semilinear heat equation which involves degenerate coefficients. More precisely, in order to give a rathe…
Effect of histamine on the electric activities of cerebellar Purkinje cell
Lin Tang
The effect of histamine (HA) on the electric activities of Purkinje cell (PC) is studied on the cerebellum slice. We find that: (1) HA's main effect on PC is excitative (72.9%); th…
Weighted local Hardy spaces associated to Schrödinger operators
Hua Zhu, Lin Tang
In this paper, we characterize the weighted local Hardy spaces related to the critical radius function and weights $Ï\in A_{\infty}^{Ï,\,\infty}(\mathbb{R}^{n})…