Publications (100)
High-energy high-luminosity electron-ion collider eRHIC
Vladimir N. Litvinenko, Joanne Beebe-Wang, Sergei Belomestnykh +39
In this paper, we describe a future electron-ion collider (EIC), based on the existing Relativistic Heavy Ion Collider (RHIC) hadron facility, with two intersecting superconducting…
Turbulence, Thermal Pressure, and Their Dynamical Effects on Cosmic Baryonic Fluid
Yun Wang, Ping He
We employ the IllustrisTNG simulation data to investigate the turbulent and thermal motions of the cosmic baryonic fluid. With continuous wavelet transform techniques, we define th…
BaDExpert: Extracting Backdoor Functionality for Accurate Backdoor Input Detection
Tinghao Xie, Xiangyu Qi, Ping He +3
We present a novel defense, against backdoor attacks on Deep Neural Networks (DNNs), wherein adversaries covertly implant malicious behaviors (backdoors) into DNNs. Our defense fal…
CWTHF: Subhalo Identification with Continuous Wavelet Transform
Minxing Li, Yun Wang, Ping He
With advances in cosmology and computer science, cosmological simulations now resolve structures in increasingly fine detail. As key tracers of hierarchical structure formation, su…
Turbulence revealed by wavelet transform: power spectrum and intermittency for the velocity field of the cosmic baryonic fluid
Yun Wang, Ping He
We use continuous wavelet transform techniques to construct the global and environment-dependent wavelet statistics, such as energy spectrum and kurtosis, to study the fluctuation…
Assimilating rough features: A data-driven framework to infer rough wall properties from sparse experimental data
Martina Formichetti, Uttam Cadambi Padmanaban, Ping He +2
Surface roughness influences turbulent boundary layers (TBLs) primarily through the roughness function and the equivalent sand-grain roughness height \(k_s\). Direct determ…
Identifying Halos in Cosmological Simulations with Continuous Wavelet Analysis: The 2D Case
Minxing Li, Yun Wang, Ping He
Continuous wavelet analysis is gaining popularity in science and engineering for its ability to analyze data across spatial and scale domains simultaneously. In this study, we intr…
Statistical features of 21-cm emission from the epoch between reionization and Gunn-Peterson transparency
Ping He, Jiren Liu, Long-Long Feng +2
We investigate the 21 cm emission from the epoch between reionization z_r and Gunn-Peterson transparency z_{gp}. According to the lognormal model of the thermal history around reio…
The velocity field of baryonic gas in the universe
Bryan Kim, Ping He, Jesús Pando +2
The dynamic evolution of the baryonic intergalactic medium (IGM) caused by the underlying dark matter gravity is governed by the Navier-Stokes equations in which many cooling and h…
Modelling the number counts of early-type galaxies by pure luminosity evolution
Ping He, Yuan-Zhong Zhang
In this paper, we explore the plausible luminosity evolution of early-type galaxies in different cosmological models by constructing a set of pure luminosity evolution (PLE) models…
SE(3)-MeanFlow: Few-Step Protein Backbone Generation on Lie Groups
Yikun Bai, Binghang Lu, Yikai Liu +7
The paper presents SE(3)-MeanFlow, a generative model that creates protein backbone structures directly on the SE(3) Lie group using a few inference steps, avoiding costly ODE inte…
Equilibrium statistical mechanics for self-gravitating systems: local ergodicity and extended Boltzmann-Gibbs/White-Narayan statistics
Ping He
The long-standing puzzle surrounding the statistical mechanics of self-gravitating systems has not yet been solved successfully. We formulate a systematic theoretical framework of…
LUNA: Linear Universal Neural Attention with Generalization Guarantees
Ashkan Shahbazi, Ping He, Ali Abbasi +6
Scaling attention faces a critical bottleneck: the quadratic computational cost of softmax attention, which limits its application in long-sequence domains. Whil…
Lorentz Symmetry Violation of Cosmic Photons
Ping He, Bo-Qiang Ma
As a basic symmetry of space-time, Lorentz symmetry has played important roles in various fields of physics, and it is a glamorous question whether Lorentz symmetry breaks. Since E…
Field Inversion Machine Learning for Time-Resolved Unsteady Flows in Airfoil Dynamic Stall
Zilong Li, Lean Fang, Anupam Sharma +1
While many existing machine learning studies have focused on augmenting Reynolds averaged Navier Stokes (RANS) turbulence models for steady or time averaged unsteady flows, this pa…
Abnormal threshold behaviors of photo-pion production off the proton in the GZK region
Ping He, Bo-Qiang Ma
The confirmation of the existence of GZK cut-off was tortuous, leading to activities to explore new physics, such as the cosmic-ray new components, unidentified cosmic-ray origins,…
Statistical Inference for Cumulative INAR() Processes via Least-Squares
Yingli Wang, Xiaohong Duan, Ping He
This paper investigates the cumulative Integer-Valued Autoregressive model of infinite order, denoted as INAR(), a class of processes crucial for modeling count time series…
Scaling limit of heavy tailed nearly unstable cumulative INAR() processes and rough fractional diffusions
Yingli Wang, Chunhao Cai, Ping He +1
In this paper, we investigate the scaling limit of heavy-tailed nearly unstable cumulative INAR() processes. These processes exhibit a power-law tail of the form $n^{-(1+α…
An Alternative Viewpoint on Kinematic Flow from Tubing Splitting
Ji-Yuan Ke, Ping He
The differential equations satisfied by the wavefunction coefficients of conformally coupled scalars in a power-law cosmology can be recast into an iterative differential system of…
Comprehensive analysis on photon-electron Lorentz-violation parameter plane
Ping He, Bo-Qiang Ma
Large High Altitude Air Shower Observatory~(LHAASO) opens the window of ultra-high-energy~(UHE) photon detection, broadens the path of testing basic physical concept such as Lorent…
The spatial distribution deviation and the power suppression of baryons from dark matter
Hua-Yu Yang, Yun Wang, Ping He +2
The spatial distribution between dark matter and baryonic matter of the Universe is biased or deviates from each other. In this work, by comparing the results derived from Illustri…
Time changes of symmetric diffusions and Feller measures
Masatoshi Fukushima, Ping He, Jiangang Ying
We extend the classical Douglas integral, which expresses the Dirichlet integral of a harmonic function on the unit disk in terms of its value on boundary, to the case of conservat…
Better Datasets Start From RefineLab: Automatic Optimization for High-Quality Dataset Refinement
Xiaonan Luo, Yue Huang, Ping He +1
High-quality Question-Answer (QA) datasets are foundational for reliable Large Language Model (LLM) evaluation, yet even expert-crafted datasets exhibit persistent gaps in domain c…
Precision calculation of the EFT likelihood with primordial non-Gaussianities
Ji-Yuan Ke, Yun Wang, Ping He
We perform a precision calculation of the effective field theory (EFT) conditional likelihood for large-scale structure (LSS) using the saddle-point expansion method in the presenc…
Bilateral constraints on proton Lorentz violation effects
Ping He, Bo-Qiang Ma
Since the early reports of events beyond the Greisen-Zatsepin-Kuzmin (GZK) cutoff, the investigation of ultrahigh-energy cosmic rays has emerged as a fundamental method for testing…
Min Generalized Sliced Gromov Wasserstein: A Scalable Path to Gromov Wasserstein
Ashkan Shahbazi, Xinran Liu, Ping He +1
We propose min Generalized Sliced Gromov--Wasserstein (min-GSGW), a sliced formulation for the Gromov--Wasserstein (GW) problem using expressive generalized slicers. The key idea i…
PhysMiner: An Agentic AI Framework for Discovering Turbulence Physics
Jiawei Chen, Han Gao, Ping He
Uncovering the physical mechanisms of turbulent flows remains a fundamental challenge in fluid mechanics. In particular, conventional velocity-gradient analysis methods suffer from…
Defending against Adversarial Malware Attacks on ML-based Android Malware Detection Systems
Ping He, Lorenzo Cavallaro, Shouling Ji
Android malware presents a persistent threat to users' privacy and data integrity. To combat this, researchers have proposed machine learning-based (ML-based) Android malware detec…
The continuous wavelet derived by smoothing function and its application in cosmology
Yun Wang, Ping He
The wavelet analysis technique is a powerful tool and is widely used in broad disciplines of engineering, technology, and sciences. In this work, we present a novel scheme of const…
Low-Redshift Cosmic Baryon Fluid on Large Scales and She-Leveque Universal Scaling
Ping He, Jiren Liu, Long-Long Feng +2
We investigate the statistical properties of cosmic baryon fluid in the nonlinear regime, which is crucial for understanding the large-scale structure formation of the universe. Wi…
On the Security Risks of ML-based Malware Detection Systems: A Survey
Ping He, Yuhao Mao, Changjiang Li +3
Malware presents a persistent threat to user privacy and data integrity. To combat this, machine learning-based (ML-based) malware detection (MD) systems have been developed. Howev…
Subhalo abundance and satellite spatial distribution in Milky Way-Andromeda-like paired haloes
Kemeng Li, Shi Shao, Ping He +2
We study the subhalo and satellite populations in haloes similar to the Milky Way (MW)-Andromeda paired configuration in the Millennium II and P-Millennium simulations. We find sub…
Statistical computation of Boltzmann entropy and estimation of the optimal probability density function from statistical sample
Ning Sui, Min Li, Ping He
In this work, we investigate the statistical computation of the Boltzmann entropy of statistical samples. For this purpose, we use both histogram and kernel function to estimate th…
Precise Deviations for discrete marked Hawkes processes
Yingli Wang, Ping He
In this paper, we study precise deviations including precise large deviations and moderate deviations for discrete marked Hawkes processes for large time asymptotics by using mod-$…
Learning from Synthetic Data without Model Collapse in Iterative Instruction Tuning
Xiaonan Luo, Yue Huang, Kehan Guo +4
Model collapse is a central challenge in learning from synthetic data: as later-generation large language models (LLMs) are trained on an increasing proportion of model-generated d…
A geometric model for the module category of a skew-gentle algebra
Ping He, Yu Zhou, Bin Zhu
In this article, we realize skew-gentle algebras as skew-tiling algebras associated to admissible partial triangulations of punctured marked surfaces. Based on this, we establish a…
Parameterizing the Energy Dissipation Rate in Stably Stratified Flows
Sukanta Basu, Ping He, Adam W DeMarco
We use a database of direct numerical simulations to evaluate parametrizations for energy dissipation rate in stably stratified flows. We show that shear-based formulations are mor…
Static Semantics Reconstruction for Enhancing JavaScript-WebAssembly Multilingual Malware Detection
Yifan Xia, Ping He, Xuhong Zhang +3
The emergence of WebAssembly allows attackers to hide the malicious functionalities of JavaScript malware in cross-language interoperations, termed JavaScript-WebAssembly multiling…
Enriching Medcial Terminology Knowledge Bases via Pre-trained Language Model and Graph Convolutional Network
Jiaying Zhang, Zhixing Zhang, Huanhuan Zhang +3
Enriching existing medical terminology knowledge bases (KBs) is an important and never-ending work for clinical research because new terminology alias may be continually added and…
Simultaneous Dependence of Matter Clustering on Scale and Environment
Yun Wang, Ping He
In this work, we propose new statistical tools that are capable of characterizing the simultaneous dependence of dark matter and gas clustering on the scale and the density environ…
FraudShield: Knowledge Graph Empowered Defense for LLMs against Fraud Attacks
Naen Xu, Jinghuai Zhang, Ping He +6
Large language models (LLMs) have been widely integrated into critical automated workflows, including contract review and job application processes. However, LLMs are susceptible t…
Visko Orbis 1.0: A Live Model for Real-Time Interactive Long Video Generation
Xiangbo Gao, Siyuan Yang, Ping He +12
Visko Orbis 1.0 is a live model that generates long videos in real time, letting users change prompts on the fly while preserving subject, scene, and style consistency across hour‑…
Weak Equilibrium Measures and Capacity--Hitting Identities for the Hypoelliptic Third-Order Langevin Diffusion
Ping He, Xiaodan Li, Yingli Wang +1
We construct weak equilibrium measures and weak capacities for the hypoelliptic third-order Langevin diffusion motivated by an accelerated sampling algorithm (Mou et al. (2021) \te…
Local Nonlinear Transforms Effectively Extract Cosmological Information From Large-Scale Structure
Yun Wang, Hao-Ran Yu, Yu Yu +1
Extracting cosmological information from nonlinear and non-Gaussian large-scale structure remains a major challenge. We introduce the (Zel'dovich-inspired) ZI transform, a simple o…
Irreducibility and uniqueness of stationary distribution
Ping He, Jiangang Ying
In this paper, we shall prove that the irreducibility in the sense of fine topology implies the uniqueness of invariant probability measures. It is also proven that this irreducibi…
Merging history of massive galaxies at 3<z<6
Kemeng Li, Zhen Jiang, Ping He +2
The observational data of high redshift galaxies become increasingly abundant, especially since the operation of the James Webb Space Telescope (JWST), which allows us to verify an…
The dynamical and thermodynamic effects of turbulence on the cosmic baryonic fluid
Yun Wang, Minxing Li, Ping He
Both simulations and observations indicate that the so-called missing baryons reside in the intergalactic medium known as the warm-hot intergalactic medium (WHIM). In this study we…
Constraints on primordial black holes and primeval density perturbations from the epoch of reionization
Ping He, Li-Zhi Fang
We investigate the constraint on the abundance of primordial black holes (PBHs) and the spectral index of primeval density perturbations given by the ionizing photon background…
Faint field galaxies: an explanation of the faint blue excess using number evolution models
Ping He, Zhen-Long Zou, Yuan-Zhong Zhang
Pure luminosity evolution models for galaxies provide an unacceptable fit to the redshifts and colors of faint galaxies. In this paper we demonstrate, using HST morphological numbe…
HogVul: Black-box Adversarial Code Generation Framework Against LM-based Vulnerability Detectors
Jingxiao Yang, Ping He, Tianyu Du +2
Recent advances in software vulnerability detection have been driven by Language Model (LM)-based approaches. However, these models remain vulnerable to adversarial attacks that ex…
Serre functor and torsion pairs
Zhe Han, Ping He
Given a torsion pair in an abelian category and its Happel-Reiten-Smalø tilt , the equivalence of the realization functor $D…
Principle of multi-critical-points in the ALP-Higgs model and the corresponding phase transition
Jiyuan Ke, Minxing Li, Ping He
The principle of multi-critical-points (PMCP) may be a convincing approach to determine the emerging parameter values in different kinds of beyond-standard-model (BSM) models. This…
Long memory score-driven models as approximations for rough Ornstein-Uhlenbeck processes
Yinhao Wu, Ping He
This paper investigates the continuous-time limit of score-driven models with long memory. By extending score-driven models to incorporate infinite-lag structures with coefficients…
Distributions of the Baryon Fraction on Large Scales in the Universe
Ping He, Long-Long Feng, Li-Zhi Fang
(Abridged) The nonlinear evolution of a system consisting of baryons and dark matter is generally characterized by strong shocks and discontinuities. The baryons slow down signific…
X-ray Emission of Baryonic Gas in the Universe: Luminosity-Temperature Relationship and Soft-Band Background
Tong-Jie Zhang, Jiren Liu, Long-long Feng +2
We study the X-ray emission of baryon fluid in the universe using the WIGEON cosmological hydrodynamic simulations. It has been revealed that cosmic baryon fluid in the nonlinear r…
Questions on pure luminosity evolution for ellipticals
Ping He, Yuan-Zhong Zhang
The explanation for the existence of an excess population of faint blue galaxies (FBGs) has been a mystery for nearly two decades, and remains one of the grand astronomical issues…
The continuous-time limit of quasi score-driven volatility models
Yinhao Wu, Ping He
This paper explores the continuous-time limit of a class of Quasi Score-Driven (QSD) models that characterize volatility. As the sampling frequency increases and the time interval…
Observation of hydrostatic-pressure-modulated giant caloric effect and electronic topological transition
Jinying Yang, Xingchen Liu, Yibo Wang +12
Phase transition is a fundamental phenomenon in condensed matter physics, in which states of matter transform to each other with various critical behaviors under different conditio…
Data-Based Optimal Bandwidth for Kernel Density Estimation of Statistical Samples
Zhen-Wei Li, Ping He
It is a common practice to evaluate probability density function or matter spatial density function from statistical samples. Kernel density estimation is a frequently used method,…
Fine-tuning BERT for Joint Entity and Relation Extraction in Chinese Medical Text
Kui Xue, Yangming Zhou, Zhiyuan Ma +3
Entity and relation extraction is the necessary step in structuring medical text. However, the feature extraction ability of the bidirectional long short term memory network in the…
A Parameter-free Statistical Measurement of Halos with Power Spectra
Ping He, Long-Long Feng, Li-Zhi Fang
We show that, in the halo model of large-scale structure formation, the difference between the Fourier and the DWT (discrete wavelet transform) power spectra provides a statistical…
Distribution Function in Center of Dark Matter Halo
Ding Ma, Ping He
N-body simulations of dark matter halos show that the density profiles of halos behave as , where the density logarithmic slope in the…
Capturing primordial non-Gaussian signatures in the late Universe by multi-scale extrema of the cosmic log-density field
Yun Wang, Ping He
We construct two new summary statistics, the scale-dependent peak height function (scale-PKHF) and the scale-dependent valley depth function (scale-VLYDF) of matter density, and fo…
Calculating the EFT likelihood via saddle-point expansion
Ji-Yuan Ke, Yun Wang, Ping He
In this paper, we extend the functional approach for calculating the EFT likelihood by applying the saddle-point expansion. We demonstrate that, after suitable reformulation, the l…
OT-MeanFlow3D: Bridging Optimal Transport and Meanflow for Efficient 3D Point Cloud Generation
Elaheh Akbari, Shansita Sharma, Ping He +5
Flow-matching models have recently emerged as a powerful framework for continuous generative modeling, including 3D point cloud synthesis. However, their deployment is limited by t…
Joint photon-electron Lorentz violation parameter plane from LHAASO data
Ping He, Bo-Qiang Ma
The Large High Altitude Air Shower Observatory~(LHAASO) is one of the most sensitive gamma-ray detector arrays, whose ultrahigh-energy~(UHE) work bands not only help to study the o…
Estimating the reciprocal of a binomial proportion
Jiajin Wei, Ping He, Tiejun Tong
As a classic parameter from the binomial distribution, the binomial proportion has been well studied in the literature owing to its wide range of applications. In contrast, the rec…
Distribution Function of Dark Matter with Constant Anisotropy
Ding Ma, Ping He
N-body simulations of dark matter halos show that the density is cusped near the center of the halo. The density profile behaves as in the inner parts, where …
Fluid-like entropy and equilibrium statistical mechanics of self-gravitating systems
Dong-Biao Kang, Ping He
The statistical mechanics of self-gravitating systems has not been well understood, and still remains an open question so far. In a previous study by Kang & He, we showed that the…
Limit theorems for Hull-White model with Hawkes jumps
Yingli Wang, Ping He
In the present paper, we obtain limit theorems for a catogary of Hull-White models with Hawkes jumps including law of large numbers, central limit theorem, and large deviations. In…
Constraining the optical depth of galaxies and velocity bias with cross-correlation between kinetic Sunyaev-Zeldovich effect and peculiar velocity field
Yin-Zhe Ma, Guo-Dong Gong, Ning Sui +1
We calculate the cross-correlation function between the kinetic Sunyaev-Zeldovich (kSZ) effect and the reconstructed pe…
Symmetric Dicke States as Optimal Probes for Wave-Like Dark Matter
Ping He, Jing Shu, Bin Xu +1
We identify symmetric Dicke states as the optimal quantum probes for distributed sensing of wave-like dark-matter fields. Within an ensemble-averaged quantum-metrological framework…
A statistical-mechanical explanation of dark matter halo properties
Dong-Biao Kang, Ping He
Cosmological N-body simulations have revealed many empirical relationships of dark matter halos, yet the physical origin of these halo properties still remains unclear. On the othe…
How do baryonic effects on the cosmic matter distribution vary with scale and local density environment?
Yun Wang, Ping He
In this study, we investigate how the baryonic effects vary with scale and local density environment mainly by utilizing a novel statistic, the environment-dependent wavelet power…
Cluster braid groups of Coxeter-Dynkin diagrams
Zhe Han, Ping He, Yu Qiu
Cluster exchange groupoids are introduced by King-Qiu as an enhancement of cluster exchange graphs to study stability conditions and quadratic differentials. In this paper, we intr…
Sinkhorn-Drifting Generative Models
Ping He, Om Khangaonkar, Hamed Pirsiavash +2
We establish a theoretical link between the recently proposed "drifting" generative dynamics and gradient flows induced by the Sinkhorn divergence. In a particle discretization, th…
Analysis and classification of main risk factors causing stroke in Shanxi Province
Junjie Liu, Yiyang Sun, Jing Ma +6
In China, stroke is the first leading cause of death in recent years. It is a major cause of long-term physical and cognitive impairment, which bring great pressure on the National…
Comparisons between fast algorithms for the continuous wavelet transform and applications in cosmology: the 1D case
Yun Wang, Ping He
The continuous wavelet transform (CWT) is very useful for processing signals with intricate and irregular structures in astrophysics and cosmology. It is crucial to propose precise…
Turbulence-induced deviation between baryonic field and dark matter field in the spatial distribution of the Universe
Hua-Yu Yang, Ping He, Weishan Zhu +1
The cosmic baryonic fluid at low redshifts is similar to a fully developed turbulence. In this work, we use simulation samples produced by the hybrid cosmological hydrodynamical/N-…
Closed-form solutions for VIX derivatives in a Legendre empirical model
Ying-Li Wang, Cheng-Long Xu, Ping He
In this paper, we introduce a data-driven, single-parameter Markov diffusion model for the VIX. The volatility factor evolves in with a uniform invariant distribution ensu…
Saddle-point entropy states of equilibrated self-gravitating systems
Ping He, Dong-Biao Kang
In this Letter, we investigate the stability of the statistical equilibrium of spherically symmetric collisionless self-gravitating systems. By calculating the second variation of…
Efficient Query-Based Attack against ML-Based Android Malware Detection under Zero Knowledge Setting
Ping He, Yifan Xia, Xuhong Zhang +1
The widespread adoption of the Android operating system has made malicious Android applications an appealing target for attackers. Machine learning-based (ML-based) Android malware…
An attention-based Bi-GRU-CapsNet model for hypernymy detection between compound entities
Qi Wang, Chenming Xu, Yangming Zhou +3
Named entities are usually composable and extensible. Typical examples are names of symptoms and diseases in medical areas. To distinguish these entities from general entities, we…
ADAptation: Reconstruction-based Unsupervised Active Learning for Breast Ultrasound Diagnosis
Yaofei Duan, Yuhao Huang, Xin Yang +9
Deep learning-based diagnostic models often suffer performance drops due to distribution shifts between training (source) and test (target) domains. Collecting and labeling suffici…
Navigating the Risks: A Survey of Security, Privacy, and Ethics Threats in LLM-Based Agents
Yuyou Gan, Yong Yang, Zhe Ma +10
With the continuous development of large language models (LLMs), transformer-based models have made groundbreaking advances in numerous natural language processing (NLP) tasks, lea…
Compiling Activation Steering into Weights via Null-Space Constraints for Stealthy Backdoors
Rui Yin, Tianxu Han, Naen Xu +8
Safety-aligned large language models (LLMs) are increasingly deployed in real-world pipelines, yet this deployment also enlarges the supply-chain attack surface: adversaries can di…
Hybrid Analysis for Secure MCP Tool Use in LLM Agents
Ping He, Yuexiang Xie, Yaliang Li +1
The rapid development of large language model (LLM) agents has enabled their broad adoption across diverse real-world tasks. To standardize interactions between LLM agents and exte…
Entropy principle and complementary second law of thermodynamics for self-gravitating systems
Ping He, Dong-Biao Kang
(abbreviated) The statistical mechanics of self-gravitating systems is a long-held puzzle. In this work, we employ a phenomenological entropy form of ideal gas, first proposed by W…
On the Dissipation Rate of Temperature Fluctuations in Stably Stratified Flows
Sukanta Basu, Adam W DeMarco, Ping He
In this study, we explore several integral and outer length scales of turbulence which can be formulated by using the dissipation of temperature fluctuations () and other relev…
Constraining cosmology with pairwise velocity estimator
Yin-Zhe Ma, Min Li, Ping He
In this paper, we develop a full statistical method for the pairwise velocity estimator previously proposed, and apply Cosmicflows-2 catalogue to this method to constrain cosmology…
On the Gravitational Instabilities of Protoplanetary Disks
Ning Sui, Ping He, Min Li
The gravitational instabilities are important to the evolution of the disks and the planet formation in the disks. We calculate the evolution of the disks which form from the colla…
Temperature and Entropy Fields of Baryonic Gas in the Universe
Ping He, Long-Long Feng, Li-Zhi Fang
(Abridged)The temperature (T) and entropy (S) fields of baryonic gas/IGM are analyzed using simulation samples by a cosmological hydro/N-body code. We show that in the nonlinear re…
Automatic Red Teaming LLM-based Agents with Model Context Protocol Tools
Ping He, Changjiang Li, Binbin Zhao +2
The remarkable capability of large language models (LLMs) has led to the wide application of LLM-based agents in various domains. To standardize interactions between LLM-based agen…
CLMTracing: Black-box User-level Watermarking for Code Language Model Tracing
Boyu Zhang, Ping He, Tianyu Du +4
With the widespread adoption of open-source code language models (code LMs), intellectual property (IP) protection has become an increasingly critical concern. While current waterm…
Continuous wavelet analysis of matter clustering using the Gaussian-derived wavelet
Yun Wang, Hua-Yu Yang, Ping He
Continuous wavelet analysis has been increasingly employed in various fields of science and engineering due to its remarkable ability to maintain optimal resolution in both space a…
CWTHF: Identifying Dark Matter Halos with Continuous Wavelet Transform
Minxing Li, Yun Wang, Ping He
Cosmological simulations are an important method for investigating the evolution of the Universe. In order to gain further insight into the processes of structure formation, it is…
FlashDiff: Efficient Regional Execution and Scheduling for Diffusion Model Serving
Yaqi Qiao, Ping He, Songrun Xie +4
FlashDiff is a system that speeds up diffusion model inference by dynamically selecting which latent regions need further processing and efficiently scheduling those regions across…
Incorporating Dictionaries into Deep Neural Networks for the Chinese Clinical Named Entity Recognition
Qi Wang, Yuhang Xia, Yangming Zhou +3
Clinical Named Entity Recognition (CNER) aims to identify and classify clinical terms such as diseases, symptoms, treatments, exams, and body parts in electronic health records, wh…
Second-order solutions of the equilibrium statistical mechanics for self-gravitating systems
Ping He
In a previous study, we formulated a framework of the entropy-based equilibrium statistical mechanics for self-gravitating systems. This theory is based on the Boltzmann-Gibbs entr…
Mutation graph of support -tilting modules over a skew-gentle algebra
Ping He, Yu Zhou, Bin Zhu
Let be a Hom-finite, Krull-Schmidt, 2-Calabi-Yau triangulated category with a rigid object . Let be the endomorphism algebra…