Publications (195)
Boson Stars in Teleparallel Gravity with a Nonminimally Coupled Field: The Violation of Energy Conditions and Gravitational Waveforms from EMRIs
Long-Xing Huang, Ke Yang, Yong-Qiang Wang
In this work, we investigate boson star models within the framework of teleparallel gravity with non-minimal coupling, and obtain static, spherically symmetric solutions for both t…
Zero resistance from one atmosphere to the pressure of earth's outer core in a superconducting high entropy alloy
Jing Guo, Honghong Wang, Fabian von Rohr +9
We report the observation of extraordinarily robust zero-resistance superconductivity in the pressurized (TaNb)0.67(HfZrTi)0.33 high entropy alloy - a new kind of material with a b…
Origin of enhanced visible-light photocatalytic activity of transition metal (Fe, Cr and Co) doped CeO2: Effect of 3d-orbital splitting
Ke Yang, Dong-Feng Li, Wei-Qing Huang +3
Enhanced visible light photocatalytic activity of transition metal-doped ceria (CeO2) nanomaterials have experimentally been demonstrated, whereas there are very few reports mentio…
Relative distance features for gait recognition with Kinect
Ke Yang, Yong Dou, Shaohe Lv +2
Gait and static body measurement are important biometric technologies for passive human recognition. Many previous works argue that recognition performance based completely on the…
A braneworld model in a massive gravity
Ke Yang, Shi-Fa Guo, Bao-Min Gu
A Randall-Sundrum-like braneworld scenario is constructed in a 5D extension of the Lorentz-violating massive gravity. The gauge hierarchy problem is solved in current model. The li…
Unique electronic state in ferromagnetic semiconductor FeCl monolayer
Di Lu, Lu Liu, Yaozhenghang Ma +2
Two-dimensional (2D) van der Waals (vdW) magnetic materials could be an ideal platform for ultracompact spintronic applications. Among them, FeCl monolayer in the triangular…
Tail-Aware Post-Training Quantization for 3D Geometry Models
Sicheng Pan, Chen Tang, Shuzhao Xie +6
The burgeoning complexity and scale of 3D geometry models pose significant challenges for deployment on resource-constrained platforms. While Post-Training Quantization (PTQ) enabl…
Surviving Partial Rank Failures in Wide Expert-Parallel MoE Inference
Xun Sun, Shaoyuan Chen, Pingchuan Ma +18
Mixture-of-Experts (MoE) serving relies on wide expert parallelism (EP) to aggregate the memory capacity and bandwidth of many GPUs within one inference instance. This efficiency c…
A Nutritional Label for Rankings
Ke Yang, Julia Stoyanovich, Abolfazl Asudeh +3
Algorithmic decisions often result in scoring and ranking individuals to determine credit worthiness, qualifications for college admissions and employment, and compatibility as dat…
Understanding the Ising zigzag antiferromagnetism of FePS3 and FePSe3 monolayers
Ke Yang, Yueyue Ning, Yuxuan Zhou +5
This study investigates the spin-orbital states of FePS3 and FePSe3 monolayers and the origin of their Ising zigzag AFM, using DFT, crystal field level diagrams, superexchange anal…
AgentOccam: A Simple Yet Strong Baseline for LLM-Based Web Agents
Ke Yang, Yao Liu, Sapana Chaudhary +4
Autonomy via agents using large language models (LLMs) for personalized, standardized tasks boosts human efficiency. Automating web tasks (like booking hotels within a budget) is i…
ORBIT: Cost-Effective Dataset Curation for Large Language Model Domain Adaptation with an Astronomy Case Study
Eric Modesitt, Ke Yang, Spencer Hulsey +2
Recent advances in language modeling demonstrate the need for high-quality domain-specific training data, especially for tasks that require specialized knowledge. General-purpose m…
Bias and Volatility: A Statistical Framework for Evaluating Large Language Model's Stereotypes and the Associated Generation Inconsistency
Yiran Liu, Ke Yang, Zehan Qi +3
We present a novel statistical framework for analyzing stereotypes in large language models (LLMs) by systematically estimating the bias and variation in their generation. Current…
Electrically charged black holes in gravity with a background Kalb-Ramond field
Zheng-Qiao Duan, Ju-Ying Zhao, Ke Yang
We derive the exact solutions for electrically charged black holes both in the absence and presence of a cosmological constant in the gravitational theory with Lorentz violation in…
PVP: Pre-trained Visual Parameter-Efficient Tuning
Zhao Song, Ke Yang, Naiyang Guan +3
Large-scale pre-trained transformers have demonstrated remarkable success in various computer vision tasks. However, it is still highly challenging to fully fine-tune these models…
DexCtrl: Towards Sim-to-Real Dexterity with Adaptive Controller Learning
Shuqi Zhao, Ke Yang, Yuxin Chen +5
Dexterous manipulation has seen remarkable progress in recent years, with policies capable of executing many complex and contact-rich tasks in simulation. However, transferring the…
WITT: A Wireless Image Transmission Transformer for Semantic Communications
Ke Yang, Sixian Wang, Jincheng Dai +3
In this paper, we aim to redesign the vision Transformer (ViT) as a new backbone to realize semantic image transmission, termed wireless image transmission transformer (WITT). Prev…
VI3: a 2D Ising ferromagnet
Ke Yang, Fengren Fan, Hongbo Wang +2
Two-dimensional (2D) magnetic materials are of great current interest for their promising applications in spintronics. Here we propose the van der Waals (vdW) material VI3 to be a…
Gravity localization and mass hierarchy in scalar-tensor branes
Ke Yang, Yu-Xiao Liu, Yuan Zhong +2
We consider a braneworld model in the scalar-tensor gravity. In order to solve the gauge hierarchy problem in this model, our world should be confined on the positive tension brane…
Toward Adaptive Semantic Communications: Efficient Data Transmission via Online Learned Nonlinear Transform Source-Channel Coding
Jincheng Dai, Sixian Wang, Ke Yang +5
The emerging field semantic communication is driving the research of end-to-end data transmission. By utilizing the powerful representation ability of deep learning models, learned…
Visibility, invisibility and unique recovery of inverse electromagnetic problems with conical singularities
Huaian Diao, Xiaoxu Fei, Hongyu Liu +1
In this paper, we study time-harmonic electromagnetic scattering in two scenarios, where the anomalous scatterer is either a pair of electromagnetic sources or an inhomogeneous med…
Record-High Superconductivity in Niobium-Titanium Alloy
Jing Guo, Gongchang Lin, Shu Cai +11
Here we report the observation of extraordinary superconductivity in a pressurized commercial niobium-titanium alloy. We find that its zero-resistance superconductivity persists fr…
The annular gap model under a rotating dipole field approximation: simulating gamma-ray light curve
Jie Tian, Xin Xu, Qijun Zhi +5
A more realistic description of the magnetosphere is crucial for understanding the radiation emitted by pulsars. In this paper, we revisit the annular gap model by employing a rota…
Multiferroic Metallic Monolayer Cu(CrSe2)2
Ke Yang, Yuxuan Zhou, Yaozhenghang Ma +1
The two-dimensional (2D) Cu(CrSe) monolayer stands out for its combined ferromagnetic (FM), ferroelectric (FE), and metallic properties, marking itself as a prominent 2D mu…
Contrasting electronic states of RuI3 and RuCl3
Lu Liu, Ke Yang, Guangyu Wang +3
The spin-orbital entangled states are of great interest as they hold exotic phases and intriguing properties. Here we use first-principles calculations to investigate the electroni…
Fermion Localization and Degenerate Resonances on Brane Array
Qun-Ying Xie, Zhen-Hua Zhao, Jie Yang +1
In this work, we consider the multi-wall braneworld arisen from multi-scalar fields, and investigate the localization and resonances of spin-1/2 fermion on the multi-walls. We buil…
Localization of matter fields on a chameleon brane
Yi Zhong, Ke Yang
In this work, we address the localization problem of vector field in the chameleon braneworld and investigate the localization of various matter fields. The conditions for localizi…
Discovery of a bi-critical point between antiferromagnetic and superconducting phases in pressurized single crystal Ca0.73La0.27FeAs2
Yazhou Zhou, Shan Jiang, Qi Wu +14
One of the most strikingly universal features of the high temperature superconductors is that the superconducting phase emerges in the close proximity of the antiferromagnetic phas…
q-Form fields on p-branes
Chun-E Fu, Yu-Xiao Liu, Ke Yang +1
In this paper, we give one general method for localizing any form (q-form) field on p-branes with one extra dimension, and apply it to some typical p-brane models. It is found that…
Inflation with shallow dip and primordial black holes
Bao-Min Gu, Fu-Wen Shu, Ke Yang
Primordial black holes may arise through ultra slow-roll inflation. In this work we study a toy model of ultra slow-roll inflation with a shallow dip. The ultra slow-roll stage enh…
First Extraction of Transverse Momentum Dependent Helicity Distributions
Ke Yang, Tianbo Liu, Peng Sun +2
We report on the first global analysis of transverse momentum dependent helicity distributions of the proton. The analysis is performed at next-to-leading order with the evolution…
Towards Vision Transformer Unrolling Fixed-Point Algorithm: a Case Study on Image Restoration
Peng Qiao, Sidun Liu, Tao Sun +2
The great success of Deep Neural Networks (DNNs) has inspired the algorithmic development of DNN-based Fixed-Point (DNN-FP) for computer vision tasks. DNN-FP methods, trained by Ba…
Constraints on running vacuum models with the baryon-to-photon ratio
Hao Yu, Ke Yang, Jin Li
We study the influence of running vacuum on the baryon-to-photon ratio in running vacuum models (RVMs). When there exists a non-minimal coupling between photons and other matter in…
FRBNet: Revisiting Low-Light Vision through Frequency-Domain Radial Basis Network
Fangtong Sun, Congyu Li, Ke Yang +4
Low-light vision remains a fundamental challenge in computer vision due to severe illumination degradation, which significantly affects the performance of downstream tasks such as…
MiniMax-M1: Scaling Test-Time Compute Efficiently with Lightning Attention
MiniMax, :, Aili Chen +125
We introduce MiniMax-M1, the world's first open-weight, large-scale hybrid-attention reasoning model. MiniMax-M1 is powered by a hybrid Mixture-of-Experts (MoE) architecture combin…
Universal superconductivity phase diagram for pressurized tetradymite topological insulators
Shu Cai, S. K. Kushwaha, Jing Guo +13
We show that two different superconducting phases exist at high pressures in the optimized tetradymite topological insulators Bi2Te2Se (BTS) and Bi1.1Sb0.9Te2S (BSTS). The supercon…
Reemerging superconductivity at 48 K across quantum criticality in iron chalcogenides
Liling Sun, Xiao-Jia Chen, Jing Guo +14
Pressure plays an essential role in the induction1 and control2,3 of superconductivity in iron-based superconductors. Substitution of a smaller rare-earth ion for the bigger one to…
Towards Precise End-to-end Weakly Supervised Object Detection Network
Ke Yang, Dongsheng Li, Yong Dou
It is challenging for weakly supervised object detection network to precisely predict the positions of the objects, since there are no instance-level category annotations. Most exi…
Spin-Orbital States and Strong Antiferromagnetism of Layered EuSrFeO and SrFeOCl
Di Lu, Ke Yang, Lu Liu +2
The insulating iron compounds EuSrFeO and SrFeOCl have high-temperature antiferromagnetic (AF) order despite their different layered structures. Here we…
Pressuring the low-temperature orthorhombic phase with a non-trivial topological state of Ru2Sn3 to room temperature
Shan Zhang, Q. D. Gibson, Wei Yi +11
We report high pressure studies of the structural stability of Ru2Sn3, a new type of three dimensional topological insulator (3D-TI) with unique quasi-one dimensional Dirac electro…
Computation of statistical power and sample size for in vivo research models
Hasan Al-Nashash, Jiajin Wei, Ke Yang +4
Sample size calculation is crucial in biomedical in vivo research investigations mainly for two reasons: to design the most resource-efficient studies and to safeguard ethical issu…
Exploring Frame Segmentation Networks for Temporal Action Localization
Ke Yang, Xiaolong Shen, Peng Qiao +3
Temporal action localization is an important task of computer vision. Though many methods have been proposed, it still remains an open question how to predict the temporal location…
Linearization of a warped theory in the higher-order frame II: the equation of motion approach
Yuan Zhong, Ke Yang, Yu-Xiao Liu
Without using conformal transformation, a simple type of five-dimensional brane model is linearized directly in its higher-order frame. In this paper, the linearization is c…
SAR-TEXT: A Large-Scale SAR Image-Text Dataset Built with SAR-Narrator and A Progressive Learning Strategy for Downstream Tasks
Yiguo He, Xinjun Cheng, Junjie Zhu +5
Vision Language Models (VLMs) have achieved remarkable breakthroughs in the field of remote sensing in recent years. Synthetic Aperture Radar (SAR) imagery, with its all-weather ca…
Geometric-disentangelment Unlearning
Duo Zhou, Yuji Zhang, Tianxin Wei +9
Large language models (LLMs) can internalize private or harmful content, motivating unlearning that removes a forget set while preserving retaining knowledge. However, forgetting u…
DoF Analysis and Beamforming Design for Active IRS-aided Multi-user MIMO Wireless Communication in Rank-deficient Channels
Jinbing Jiang, Feng Shu, Xuehui Wang +5
Due to its ability of significantly improving data rate, intelligent reflecting surface (IRS) will be a potential crucial technique for the future generation wireless networks like…
Distributed Image Transmission using Deep Joint Source-Channel Coding
Sixian Wang, Ke Yang, Jincheng Dai +1
We study the problem of deep joint source-channel coding (D-JSCC) for correlated image sources, where each source is transmitted through a noisy independent channel to the common r…
Entropy/Area spectra of the charged black hole from quasinormal modes
Shao-Wen Wei, Yu-Xiao Liu, Ke Yang +1
With the new physical interpretation of quasinormal modes proposed by Maggiore, the quantum area spectra of black holes have been investigated recently. Adopting the modified Hod's…
Two-dimensional ferromagnetic semiconductor VBr3 with tunable anisotropy
Lu Liu, Ke Yang, Guangyu Wang +1
Two-dimensional (2D) ferromagnets (FMs) have attracted widespread attention due to their prospects in spintronic applications. Here we explore the electronic structure and magnetic…
The impact of data volume on performance of deep learning based building rooftop extraction using very high spatial resolution aerial images
Hongjie He, Ke Yang, Yuwei Cai +15
Building rooftop data are of importance in several urban applications and in natural disaster management. In contrast to traditional surveying and mapping, by using high spatial re…
Exploration of the two-dimensional Ising magnetic materials in the triangular prismatic crystal field
Shuhang Chen, Wenjing Xu, Yueyue Ning +1
Magnetic anisotropy is essential for stabilizing two-dimensional (2D) magnetism, which has significant applications in spintronics and the advancement of fundamental physics. In th…
MVP: Meta Visual Prompt Tuning for Few-Shot Remote Sensing Image Scene Classification
Junjie Zhu, Yiying Li, Chunping Qiu +3
Vision Transformer (ViT) models have recently emerged as powerful and versatile models for various visual tasks. Recently, a work called PMF has achieved promising results in few-s…
Reemergence of superconductivity in pressurized quasi-one-dimensional superconductor K2Mo3As3
Cheng Huang, Jing Guo, Kang Zhao +13
Here we report a pressure-induced reemergence of superconductivity in recently discovered superconductor K2Mo3As3, which is the first experimental case observed in quasi-one-dimens…
Code as Agent Harness
Xuying Ning, Katherine Tieu, Dongqi Fu +39
Recent large language models (LLMs) have demonstrated strong capabilities in understanding and generating code, from competitive programming to repository-level software engineerin…
Pressure-induced melting of magnetic order and emergence of new quantum state in alpha-RuCl3
Zhe Wang, Jing Guo, F. F. Tafti +19
Here we report the observation of pressure-induced melting of antiferromagnetic (AFM) order and emergence of a new quantum state in the honeycomb-lattice halide alpha-RuCl3, a cand…
Bright dipolar excitons in twisted black phosphorus homostructures
Shenyang Huang, Boyang Yu, Yixuan Ma +12
Bright dipolar excitons, which contain electrical dipoles and have high oscillator strength, are an ideal platform for studying correlated quantum phenomena. They usually rely on c…
Towards Automating Data Access Permissions in AI Agents
Yuhao Wu, Ke Yang, Franziska Roesner +3
As AI agents attempt to autonomously act on users' behalf, they raise transparency and control issues. We argue that permission-based access control is indispensable in providing m…
Strong field limit analysis of gravitational lensing in Kerr-Taub-NUT spacetime
Shao-Wen Wei, Yu-Xiao Liu, Chun-E Fu +1
In this paper, we investigate the strong gravitational lensing by the stationary, axially-symmetric black hole in Kerr-Taub-NUT spacetime in the strong field limit. The deflection…
Not All Patches are Equal: Sampling Matters for Visible-Infrared Pre-Training
Qiwei Ma, Bin Deng, Junjie Zhu +5
Visible-infrared (VIS-IR) alignment is a key pre-training task for robust multi-sensor perception. Most existing methods use uniform patch-wise contrastive learning, but this can b…
Toronto-3D: A Large-scale Mobile LiDAR Dataset for Semantic Segmentation of Urban Roadways
Weikai Tan, Nannan Qin, Lingfei Ma +5
Semantic segmentation of large-scale outdoor point clouds is essential for urban scene understanding in various applications, especially autonomous driving and urban high-definitio…
Brane worlds in gravity with auxiliary fields
Bin Guo, Yu-Xiao Liu, Ke Yang
Recently, Pani, Sotiriou, and Vernieri explored a new theory of gravity by adding nondynamical fields, i.e., gravity with auxiliary fields [Phys. Rev. D 88, 121502(R) (2013)]. In t…
SQuTR: A Robustness Benchmark for Spoken Query to Text Retrieval under Acoustic Noise
Yuejie Li, Ke Yang, Yueying Hua +4
The paper introduces SQuTR, a benchmark dataset and evaluation protocol for testing how well spoken query‑to‑text retrieval systems perform under various levels of real‑world acous…
Domain wall brane in a reduced Born-Infeld- theory
Ke Yang, Wen-Di Guo, Zi-Chao Lin +1
The Born-Infeld theory is reduced from the Born-Infeld determinantal gravity in Weitzenböck spacetime. We investigate a braneworld scenario in this theory and obtain an ana…
Hermes: A General-Purpose Proxy-Enabled Networking Architecture
Behrooz Farkiani, Fan Liu, Ke Yang +3
We introduce Hermes, a general-purpose networking architecture that aims to improve service delivery over the Internet. Hermes delegates networking responsibilities from applicatio…
Thick brane in Rastall gravity
Yi Zhong, Ke Yang, Yu-Xiao Liu
In this work, thick branes in Rastall gravity are investigated. Three types of maximally symmetric thick brane models are constructed and the linear tensor perturbation is analyzed…
Triaxial magnetic anisotropy in the two-dimensional ferromagnetic semiconductor CrSBr
Ke Yang, Guangyu Wang, Lu Liu +2
Two-dimensional (2D) ferromagnets have recently drawn extensive attention, and here we study the electronic structure and magnetic properties of the bulk and monolayer of CrSBr, us…
Topology-Aware Skeleton Detection via Lighthouse-Guided Structured Inference
Daoyong Fu, Xiang Zhang, Zhaohuan Zhan +2
In natural images, object skeletons are used to represent geometric shapes. However, even slight variations in pose or movement can cause noticeable changes in skeleton structure,…
Observation of three superconducting transitions in the pressurized CDW-bearing compound TaTe2
Jing Guo, Huixia Luo, Huaixin Yang +16
Transition metal dichalcogenides host a wide variety of lattice and electronic structures, as well as corresponding exotic physical properties, especially under certain tuning cond…
Varying magnetism in the lattice distorted Y2NiIrO6 and La2NiIrO6
Lu Liu, Ke Yang, Di Lu +3
We investigate the electronic and magnetic properties of the newly synthesized double perovskites YNiIrO and LaNiIrO, using density functional calculations,…
Dirac dynamical resonance states around Schwarzschild black holes
Xiang-Nan Zhou, Xiao-Long Du, Ke Yang +1
Recently, a novel kind of scalar wigs around Schwarzschild black holes---scalar dynamical resonance states were introduced in [Phys. Rev. D 84, 083008 (2011)] and [Phys. Rev. Lett.…
GUI-Libra: Training Native GUI Agents to Reason and Act with Action-aware Supervision and Partially Verifiable RL
Rui Yang, Qianhui Wu, Zhaoyang Wang +8
Open-source native GUI agents still lag behind closed-source systems on long-horizon navigation tasks. This gap stems from two limitations: a shortage of high-quality, action-align…
Extracting Quantum Entanglement (General Entanglement Purification Protocols)
Andris Ambainis, Ke Yang
We study the problem of general entanglement purification protocols. Suppose Alice and Bob share a bipartite state which is ``reasonably close'' to perfect EPR pairs. The only…
BiasGRPO: Stabilizing Bias Mitigation in High-Variance Reward Landscapes via Group-Relative Policy Optimization
Saket Reddy, Ke Yang, ChengXiang Zhai
Mitigating social bias in Large Language Models (LLMs) presents a distinct alignment challenge: unlike verifiable tasks, bias lacks a single ground truth, creating a high-variance,…
Kitaev interaction and possible spin liquid state in CoI2 and Co2/3Mg1/3I2
Yaozhenghang Ma, Ke Yang, Yuxuan Zhou +1
Kitaev materials are of great interest due to their potential in realizing quantum spin liquid (QSL) states and applications in topological quantum computing. In the pursuit of rea…
Deep GraphRAG: A Balanced Approach to Hierarchical Retrieval and Adaptive Integration
Yuejie Li, Ke Yang, Tao Wang +3
Graph-based Retrieval-Augmented Generation (GraphRAG) frameworks face a trade-off between the comprehensiveness of global search and the efficiency of local search. Existing method…
On the Truncation Error of Numerical Renormalization Group
Ke Yang, Ning-Hua Tong
Using the recently developed exact numerical renormalization group (NRG) method, we analyse the NRG truncation errors of the local magnetic susceptibility and of the f…
Braneworld sum rules and positive tension branes in a massive gravity
Ke Yang, Bao-Min Gu, Yi Zhong
By taking advantage of the braneworld sum rules, we explore the feasibility of constructing a flat 3-brane scenario consisting solely of positive tension branes in a 5D extension o…
ERA: Transforming VLMs into Embodied Agents via Embodied Prior Learning and Online Reinforcement Learning
Hanyang Chen, Mark Zhao, Rui Yang +15
Recent advances in embodied AI highlight the potential of vision language models (VLMs) as agents capable of perception, reasoning, and interaction in complex environments. However…
Reply to: Mobility overestimation in MoS transistors due to invasive voltage probes
Hong Kuan Ng, Du Xiang, Ady Suwardi +17
In this reply, we include new experimental results and verify that the observed non-linearity in rippled-MoS (leading to mobility kink) is an intrinsic property of a disordered…
When Retrieval Doesn't Help: A Large-Scale Study of Biomedical RAG
Erfan Nourbakhsh, Rocky Slavin, Ke Yang +1
Medical question answering is a high-stakes setting where factual errors can have serious consequences. Retrieval-augmented generation (RAG) is widely viewed as a promising solutio…
Which Channel in 6G, Low-rank or Full-rank, more needs RIS from a Perspective of DoF?
Yongqiang Li, Feng Shu, Maolin Li +6
Reconfigurable intelligent surface (RIS), as an efficient tool to improve receive signal-to-noise ratio, extend coverage and create more spatial diversity, is viewed as a most prom…
Observation of superconductivity in pressurized Weyl semimetal candidate TaIrTe4
Shu Cai, Eve Emmanouilidou, Jing Guo +7
Here we report the observation of superconductivity in pressurized type-II Weyl semimetal (WSM) candidate TaIrTe4 by means of complementary high-pressure transport and synchrotron…
Robust Unsupervised Video Anomaly Detection by Multi-Path Frame Prediction
Xuanzhao Wang, Zhengping Che, Bo Jiang +6
Video anomaly detection is commonly used in many applications such as security surveillance and is very challenging.A majority of recent video anomaly detection approaches utilize…
Flipping of antiferromagnetic to superconducting states in pressurized quasi-one-dimensional manganese-based compounds
Sijin Long, Long Chen, Yuxin Wang +10
One of the universal features of unconventional superconductors is that the superconducting (SC) state is developed in the proximity of an antiferromagnetic (AFM) state. Understand…
de Sitter Thick Brane Solution in Weyl Geometry
Yu-Xiao Liu, Ke Yang, Yuan Zhong
In this paper, we consider a de Sitter thick brane model in a pure geometric Weyl integrable five-dimensional space-time, which is a generalization of Riemann geometry and is invar…
Attention-guided Evidence Grounding for Spoken Question Answering
Ke Yang, Bolin Chen, Yuejie Li +5
Spoken Question Answering (Spoken QA) presents a challenging cross-modal problem: effectively aligning acoustic queries with textual knowledge while avoiding the latency and error…
Substrate-induced magnetism and topological phase transition in silicene
Ke Yang, Wei-Qing Huang, Wangyu Hu +2
Silicene has shown great application potential as a versatile material for nanoelectronics, particularly promising as building block for spintronic applications. Unfortunately, des…
Commanding Humanoid by Free-form Language: A Large Language Action Model with Unified Motion Vocabulary
Zhirui Liu, Kaiyang Ji, Ke Yang +4
Enabling humanoid robots to follow free-form natural language commands is a critical step toward seamless human-robot interaction and general-purpose embodied AI. However, existing…
A Sentence is Worth 128 Pseudo Tokens: A Semantic-Aware Contrastive Learning Framework for Sentence Embeddings
Haochen Tan, Wei Shao, Han Wu +2
Contrastive learning has shown great potential in unsupervised sentence embedding tasks, e.g., SimCSE. However, We find that these existing solutions are heavily affected by superf…
Cooperative In-Vivo Nano-Network Communication at Terahertz Frequencies
Qammer H. Abbasi, Ali Arshad Nasir, Ke Yang +2
Nano devices have great potential to play a vital role in future medical diagnostics and treatment technologies because of its non-invasive nature and ability to reach delicate bod…
Mean Field Study of Superconductivity in the Square Lattice - Model with Three-Site Hopping
Ke Yang, Qianqian Chen, Lei Qiao +1
It remains an open question whether the two-dimensional single-band pure Hubbard model and its related pure - model truly capture the superconducting order in cuprates. Recen…
IQ: Intrinsic measure for quantifying the heterogeneity in meta-analysis
Ke Yang, Enxuan Lin, Tiejun Tong
Quantifying the heterogeneity is an important issue in meta-analysis, and among the existing measures, the statistic is the most commonly used measure in the literature. In t…
2D hybrid CrCl2(N2C4H4)2 with tunable ferromagnetic half-metallicity
Wentao Hu, Ke Yang, Alessandro Stroppa +2
Two-dimensional ferromagnetic (2D FM) half-metal holds great potential for quantum magnetoelectronics and spintronic devices. Here, using density functional calculations and magnet…
Ferromagnetic half-metallicity in YBaCo2O6 and spin-states driven metal-insulator transition
Wentao Hu, Ke Yang, Xuan Wen +1
Cobaltates have rich spin-states and diverse properties. Using spin-state pictures and firstprinciples calculations, here we study the electronic structure and magnetism of the mix…
Perception-aware Sampling for Scatterplot Visualizations
Zafeiria Moumoulidou, Hamza Elhamdadi, Ke Yang +3
Visualizing data is often a crucial first step in data analytics workflows, but growing data sizes pose challenges due to computational and visual perception limitations. As a resu…
Emergence of Cosmic Space and the Generalized Holographic Equipartition
Ke Yang, Yu-Xiao Liu, Yong-Qiang Wang
Recently, a novel idea about our expanding Universe was proposed by T. Padmanabhan [arXiv:1206.4916]. He suggested that the expansion of our Universe can be thought of as the emerg…
Answer Presence Drives RAG Rewriting Gains
Yuejie Li, Yueying Hua, Ke Yang +7
Retrieval-augmented QA pipelines often route retrieved passages through an LLM \emph{rewriter} before a smaller reader, lifting F1 by tens of points on multi-hop benchmarks; this g…
Weakly supervised object detection using pseudo-strong labels
Ke Yang, Dongsheng Li, Yong Dou +2
Object detection is an import task of computer vision.A variety of methods have been proposed,but methods using the weak labels still do not have a satisfactory result.In this pape…
Linear Perturbations and Stability Analysis in Braneworld Scenario
Ju-Ying Zhao, Mao-Jiang Liu, Ke Yang
We conduct a detailed analysis of the full linear perturbations in the braneworld scenario within gravity. By decomposing the perturbations of the theory into the scalar, tr…
Equivalence of solutions between the four-dimensional novel and regularized EGB theories in a cylindrically symmetric spacetime
Zi-Chao Lin, Ke Yang, Shao-Wen Wei +2
Recently, a novel four-dimensional Einstein-Gauss-Bonnet (EGB) theory was presented to bypass the Lovelock's theorem and to give nontrivial effects on the four-dimensional local gr…