Search Results for author: Yifan Zhou

Found 53 papers, 12 papers with code

The Essence of Contextual Understanding in Theory of Mind: A Study on Question Answering with Story Characters

no code implementations3 Jan 2025 Chulun Zhou, Qiujing Wang, Mo Yu, Xiaoqian Yue, Rui Lu, Jiangnan Li, Yifan Zhou, Shunchi Zhang, Jie zhou, Wai Lam

Theory-of-Mind (ToM) is a fundamental psychological capability that allows humans to understand and interpret the mental states of others.

Question Answering

Machine Learning Co-pilot for Screening of Organic Molecular Additives for Perovskite Solar Cells

1 code implementation18 Dec 2024 Yang Pu, Zhiyuan Dai, Yifan Zhou, Ning Jia, Hongyue Wang, Yerzhan Mukhametkarimov, Ruihao Chen, Hongqiang Wang, Zhe Liu

Machine learning (ML) has been extensively employed in planar perovskite photovoltaics to screen effective organic molecular additives, while encountering predictive biases for novel materials due to small datasets and reliance on predefined descriptors.

Can OpenAI o1 outperform humans in higher-order cognitive thinking?

no code implementations7 Dec 2024 Ehsan Latif, Yifan Zhou, Shuchen Guo, Lehong Shi, Yizhu Gao, Matthew Nyaaba, Arne Bewerdorff, Xiantong Yang, Xiaoming Zhai

For scientific reasoning, it achieved near-perfect performance (mean = 0. 99, SD = 0. 12) on the TOSLS,, exceeding the highest human scores of 0. 85, SD = 0. 13 (z = 1. 78).

Logical Reasoning

QueEn: A Large Language Model for Quechua-English Translation

no code implementations6 Dec 2024 JunHao Chen, Peng Shu, Yiwei Li, Huaqin Zhao, Hanqi Jiang, Yi Pan, Yifan Zhou, Zhengliang Liu, Lewis C Howe, Tianming Liu

Recent studies show that large language models (LLMs) are powerful tools for working with natural language, bringing advances in many areas of computational linguistics.

Computational Efficiency Language Modeling +4

Trajectory Attention for Fine-grained Video Motion Control

no code implementations28 Nov 2024 Zeqi Xiao, Wenqi Ouyang, Yifan Zhou, Shuai Yang, Lei Yang, Jianlou Si, Xingang Pan

This paper introduces trajectory attention, a novel approach that performs attention along available pixel trajectories for fine-grained camera motion control.

Inductive Bias Video Editing +1

Enhancing MMDiT-Based Text-to-Image Models for Similar Subject Generation

1 code implementation27 Nov 2024 Tianyi Wei, Dongdong Chen, Yifan Zhou, Xingang Pan

Despite significant improvements, we observe that semantic ambiguity persists when generating multiple similar subjects, as the guidance provided by overlap loss is not explicit enough.

Denoising

OracleSage: Towards Unified Visual-Linguistic Understanding of Oracle Bone Scripts through Cross-Modal Knowledge Fusion

no code implementations26 Nov 2024 Hanqi Jiang, Yi Pan, JunHao Chen, Zhengliang Liu, Yifan Zhou, Peng Shu, Yiwei Li, Huaqin Zhao, Stephen Mihm, Lewis C Howe, Tianming Liu

Oracle bone script (OBS), as China's earliest mature writing system, present significant challenges in automatic recognition due to their complex pictographic structures and divergence from modern Chinese characters.

Transcending Language Boundaries: Harnessing LLMs for Low-Resource Language Translation

no code implementations18 Nov 2024 Peng Shu, JunHao Chen, Zhengliang Liu, Hui Wang, Zihao Wu, Tianyang Zhong, Yiwei Li, Huaqin Zhao, Hanqi Jiang, Yi Pan, Yifan Zhou, Constance Owl, Xiaoming Zhai, Ninghao Liu, Claudio Saunt, Tianming Liu

Our comparison with the zero-shot performance of GPT-4o and LLaMA 3. 1 405B, highlights the significant challenges these models face when translating into low-resource languages.

Retrieval Translation

Using Generative AI and Multi-Agents to Provide Automatic Feedback

no code implementations11 Nov 2024 Shuchen Guo, Ehsan Latif, Yifan Zhou, Xuan Huang, Xiaoming Zhai

This study investigates the use of generative AI and multi-agent systems to provide automatic feedback in educational contexts, particularly for student constructed responses in science assessments.

MvDrag3D: Drag-based Creative 3D Editing via Multi-view Generation-Reconstruction Priors

no code implementations21 Oct 2024 Honghua Chen, Yushi Lan, Yongwei Chen, Yifan Zhou, Xingang Pan

To overcome these limitations, we introduce MVDrag3D, a novel framework for more flexible and creative drag-based 3D editing that leverages multi-view generation and reconstruction priors.

Empowering Users in Digital Privacy Management through Interactive LLM-Based Agents

no code implementations15 Oct 2024 Bolun Sun, Yifan Zhou, Haiyun Jiang

This paper presents a novel application of large language models (LLMs) to enhance user comprehension of privacy policies through an interactive dialogue agent.

Management Question Answering

EG-SpikeFormer: Eye-Gaze Guided Transformer on Spiking Neural Networks for Medical Image Analysis

no code implementations12 Oct 2024 Yi Pan, Hanqi Jiang, JunHao Chen, Yiwei Li, Huaqin Zhao, Yifan Zhou, Peng Shu, Zihao Wu, Zhengliang Liu, Dajiang Zhu, Xiang Li, Yohannes Abate, Tianming Liu

Neuromorphic computing has emerged as a promising energy-efficient alternative to traditional artificial intelligence, predominantly utilizing spiking neural networks (SNNs) implemented on neuromorphic hardware.

Image Classification Medical Image Analysis +1

A Systematic Assessment of OpenAI o1-Preview for Higher Order Thinking in Education

no code implementations11 Oct 2024 Ehsan Latif, Yifan Zhou, Shuchen Guo, Yizhu Gao, Lehong Shi, Matthew Nayaaba, Gyeonggeon Lee, Liang Zhang, Arne Bewersdorff, Luyang Fang, Xiantong Yang, Huaqin Zhao, Hanqi Jiang, Haoran Lu, Jiaxi Li, Jichao Yu, Weihang You, Zhengliang Liu, Vincent Shung Liu, Hui Wang, Zihao Wu, Jin Lu, Fei Dou, Ping Ma, Ninghao Liu, Tianming Liu, Xiaoming Zhai

This study evaluates OpenAI o1-preview's ability to perform higher-order cognitive tasks across 14 dimensions, including critical thinking, systems thinking, computational thinking, design thinking, metacognition, data literacy, creative thinking, abstract reasoning, quantitative reasoning, logical reasoning, analogical reasoning, and scientific reasoning.

Logical Reasoning

Quantum-Powered Personalized Learning

no code implementations25 Aug 2024 Yifan Zhou, Chong Cheng Xu, Mingi Song, Yew Kee Wong

This paper explores the transformative potential of quantum computing in the realm of personalized learning.

Computational Efficiency

Rebalancing Multi-Label Class-Incremental Learning

no code implementations22 Aug 2024 Kaile Du, Yifan Zhou, Fan Lyu, Yuyang Li, Junzhou Xie, Yixi Shen, Fuyuan Hu, Guangcan Liu

To address the issue above, we propose a Rebalance framework for both the Loss and Label levels (RebLL), which integrates two key modules: asymmetric knowledge distillation (AKD) and online relabeling (OR).

class-incremental learning Class Incremental Learning +2

Enhancing Fine-grained Object Detection in Aerial Images via Orthogonal Mapping

1 code implementation25 Jul 2024 Haoran Zhu, Yifan Zhou, Chang Xu, Ruixiang Zhang, Wen Yang

This letter introduces Orthogonal Mapping (OM), a simple yet effective method aimed at addressing the challenge of semantic confusion inherent in FGOD.

object-detection Object Detection In Aerial Images

Physics-Informed AI Inverter

no code implementations25 Jun 2024 Qing Shen, Yifan Zhou, Peng Zhang, Yacov A. Shamash, Roshan Sharma, Bo Chen

This letter devises an AI-Inverter that pilots the use of a physics-informed neural network (PINN) to enable AI-based electromagnetic transient simulations (EMT) of grid-forming inverters.

Transparent Object Depth Completion

no code implementations24 May 2024 Yifan Zhou, Wanli Peng, Zhongyu Yang, He Liu, Yi Sun

The perception of transparent objects for grasp and manipulation remains a major challenge, because existing robotic grasp methods which heavily rely on depth maps are not suitable for transparent objects due to their unique visual properties.

Depth Completion Depth Estimation +2

Video Diffusion Models are Training-free Motion Interpreter and Controller

no code implementations23 May 2024 Zeqi Xiao, Yifan Zhou, Shuai Yang, Xingang Pan

MOFT provides a distinct set of benefits, including the ability to encode comprehensive motion information with clear interpretability, extraction without the need for training, and generalizability across diverse architectures.

Video Generation

Delta Tensor: Efficient Vector and Tensor Storage in Delta Lake

no code implementations3 May 2024 Zhiwei Bao, Liu Liao-Liao, Zhiyu Wu, Yifan Zhou, Dan Fan, Michal Aibin, Yvonne Coady, Andrew Brownsword

The exponential growth of artificial intelligence (AI) and machine learning (ML) applications has necessitated the development of efficient storage solutions for vector and tensor data.

Management

Dense Vision Transformer Compression with Few Samples

no code implementations CVPR 2024 Hanxiao Zhang, Yifan Zhou, Guo-Hua Wang, Jianxin Wu

In particular, the issue of sparse compression exists in traditional CNN few-shot methods, which can only produce very few compressed models of different model sizes.

Model Compression

Confidence Self-Calibration for Multi-Label Class-Incremental Learning

no code implementations19 Mar 2024 Kaile Du, Yifan Zhou, Fan Lyu, Yuyang Li, Chen Lu, Guangcan Liu

The partial label challenge in Multi-Label Class-Incremental Learning (MLCIL) arises when only the new classes are labeled during training, while past and future labels remain unavailable.

class-incremental learning Class Incremental Learning +1

FRESCO: Spatial-Temporal Correspondence for Zero-Shot Video Translation

1 code implementation CVPR 2024 Shuai Yang, Yifan Zhou, Ziwei Liu, Chen Change Loy

In this paper, we introduce FRESCO, intra-frame correspondence alongside inter-frame correspondence to establish a more robust spatial-temporal constraint.

Translation valid

AuG-KD: Anchor-Based Mixup Generation for Out-of-Domain Knowledge Distillation

1 code implementation11 Mar 2024 Zihao Tang, Zheqi Lv, Shengyu Zhang, Yifan Zhou, Xinyu Duan, Fei Wu, Kun Kuang

However, simply adopting models derived from DFKD for real-world applications suffers significant performance degradation, due to the discrepancy between teachers' training data and real-world scenarios (student domain).

Data-free Knowledge Distillation

BAGS: Blur Agnostic Gaussian Splatting through Multi-Scale Kernel Modeling

1 code implementation7 Mar 2024 Cheng Peng, Yutao Tang, Yifan Zhou, Nengyu Wang, Xijun Liu, Deming Li, Rama Chellappa

Recent efforts in using 3D Gaussians for scene reconstruction and novel view synthesis can achieve impressive results on curated benchmarks; however, images captured in real life are often blurry.

Novel View Synthesis

Image Denoising with Machine Learning: A Novel Approach to Improve Quantum Image Processing Quality and Reliability

no code implementations18 Feb 2024 Yifan Zhou, Yan Shing Liang

Quantum Image Processing (QIP) is a field that aims to utilize the benefits of quantum computing for manipulating and analyzing images.

Image Denoising SSIM

Task Success is not Enough: Investigating the Use of Video-Language Models as Behavior Critics for Catching Undesirable Agent Behaviors

no code implementations6 Feb 2024 Lin Guan, Yifan Zhou, Denis Liu, Yantian Zha, Heni Ben Amor, Subbarao Kambhampati

Large-scale generative models are shown to be useful for sampling meaningful candidate solutions, yet they often overlook task constraints and user preferences.

Automated Theorem Proving Game of Go

An Improved Grey Wolf Optimization Algorithm for Heart Disease Prediction

no code implementations22 Jan 2024 Sihan Niu, Yifan Zhou, Zhikai Li, Shuyao Huang, Yujun Zhou

This paper presents a unique solution to challenges in medical image processing by incorporating an adaptive curve grey wolf optimization (ACGWO) algorithm into neural network backpropagation.

Disease Prediction Diversity

DiffMorpher: Unleashing the Capability of Diffusion Models for Image Morphing

1 code implementation CVPR 2024 Kaiwen Zhang, Yifan Zhou, Xudong Xu, Xingang Pan, Bo Dai

Our key idea is to capture the semantics of the two images by fitting two LoRAs to them respectively, and interpolate between both the LoRA parameters and the latent noises to ensure a smooth semantic transition, where correspondence automatically emerges without the need for annotation.

Image Generation Image Morphing

Software-Defined Virtual Synchronous Condenser

no code implementations15 Nov 2023 Zimin Jiang, Peng Zhang, Yifan Zhou, Łukasz Kocewiak, Divya Kurthakoti Chandrashekhara, Marie-Lou Picherit, Zefan Tang, Kenneth B. Bowes, Guangya Yang

Synchronous condensers (SCs) play important roles in integrating wind energy into relatively weak power grids.

Physics-Informed Induction Machine Modelling

no code implementations29 Sep 2023 Qing Shen, Yifan Zhou, Peng Zhang

This rapid communication devises a Neural Induction Machine (NeuIM) model, which pilots the use of physics-informed machine learning to enable AI-based electromagnetic transient simulations.

Physics-informed machine learning

Scalable Neural Dynamic Equivalence for Power Systems

no code implementations29 Sep 2023 Qing Shen, Yifan Zhou, Huanfeng Zhao, Peng Zhang, Qiang Zhang, Slava Maslenniko, Xiaochuan Luo

Traditional grid analytics are model-based, relying strongly on accurate models of power systems, especially the dynamic models of generators, controllers, loads and other dynamic components.

Physics-informed machine learning

Physics-Aware Neural Dynamic Equivalence of Power Systems

no code implementations29 Sep 2023 Qing Shen, Yifan Zhou, Qiang Zhang, Slava Maslennikov, Xiaochuan Luo, Peng Zhang

The contributions are threefold: (1) an ODE-Net-enabled NeuDyE formulation to enable a continuous-time, data-driven dynamic equivalence of power systems; (2) a physics-informed NeuDyE learning method (PI-NeuDyE) to actively control the closed-loop accuracy of NeuDyE without an additional verification module; (3) a physics-guided NeuDyE (PG-NeuDyE) to enhance the method's applicability even in the absence of analytical physics models.

Implementation of The Future of Drug Discovery: QuantumBased Machine Learning Simulation (QMLS)

no code implementations14 Aug 2023 Yifan Zhou, Yan Shing Liang, Yew Kee Wong, Haichuan Qiu, Yu Xi Wu, Bin He

This paper is based on our first paper, where we pitched the concept of machine learning combined with quantum simulations.

Drug Discovery

Neuro-Dynamic State Estimation for Networked Microgrids

no code implementations25 Aug 2022 Fei Feng, Yifan Zhou, Peng Zhang

We devise neuro-dynamic state estimation (Neuro-DSE), a learning-based dynamic state estimation (DSE) algorithm for networked microgrids (NMs) under unknown subsystems.

CSFlow: Learning Optical Flow via Cross Strip Correlation for Autonomous Driving

1 code implementation2 Feb 2022 Hao Shi, Yifan Zhou, Kailun Yang, Xiaoting Yin, Kaiwei Wang

In this paper, we propose a new deep network architecture for optical flow estimation in autonomous driving--CSFlow, which consists of two novel modules: Cross Strip Correlation module (CSC) and Correlation Regression Initialization module (CRI).

Autonomous Driving Optical Flow Estimation

Explainable Sentence-Level Sentiment Analysis for Amazon Product Reviews

no code implementations11 Nov 2021 Xuechun Li, Xueyao Sun, Zewei Xu, Yifan Zhou

For the study of interpretability, we consider the attention weights distribution of single sentence and the attention weights of main aspect terms.

Sentence Sentiment Analysis

Noise-Resilient Quantum Machine Learning for Stability Assessment of Power Systems

no code implementations10 Apr 2021 Yifan Zhou, Peng Zhang

Transient stability assessment (TSA) is a cornerstone for resilient operations of today's interconnected power grids.

BIG-bench Machine Learning Quantum Machine Learning

Friends and Foes in Learning from Noisy Labels

no code implementations28 Mar 2021 Yifan Zhou, Yifan Ge, Jianxin Wu

Learning from examples with noisy labels has attracted increasing attention recently.

Self-Supervised Learning valid

Neuro-Reachability of Networked Microgrids

no code implementations13 Jan 2021 Yifan Zhou, Peng Zhang

A neural ordinary differential equations network (ODE-Net)-enabled reachability method (Neuro-Reachability) is devised for the dynamic verification of networked microgrids (NMs) with unidentified subsystems and heterogeneous uncertainties.

Model Discovery

Indications for very high metallicity and absence of methane for the eccentric exo-Saturn WASP-117b

no code implementations9 Jun 2020 Ludmila Carone, Paul Mollière, Yifan Zhou, Jeroen Bouwman, Fei Yan, Robin Baeyens, Dániel Apai, Nestor Espinoza, Benjamin V. Rackham, Andrés Jordán, Daniel Angerhausen, Leen Decin, Monika Lendl, Olivia Venot, Thomas Henning

Using a 1D atmosphere model with isothermal temperature, uniform cloud deck and equilibrium chemistry, the Bayesian evidence of a retrieval analysis of the transmission spectrum indicates a preference for a high atmospheric metallicity ${\rm [Fe/H]}=2. 58^{+0. 26}_{-0. 37}$ and clear skies.

Earth and Planetary Astrophysics Solar and Stellar Astrophysics

Reliability Validation of Learning Enabled Vehicle Tracking

no code implementations6 Feb 2020 Youcheng Sun, Yifan Zhou, Simon Maskell, James Sharp, Xiaowei Huang

However, it is unclear if and how the adversarial examples over learning components can affect the overall system-level reliability.

Detecting and Tracking Small Moving Objects in Wide Area Motion Imagery (WAMI) Using Convolutional Neural Networks (CNNs)

2 code implementations5 Nov 2019 Yifan Zhou, Simon Maskell

This paper proposes an approach to detect moving objects in Wide Area Motion Imagery (WAMI), in which the objects are both small and well separated.

Cannot find the paper you are looking for? You can Submit a new open access paper.