Search Results for author: Jiawei Yao

Found 20 papers, 8 papers with code

RIS-Assisted Passive Localization (RAPL): An Efficient Zero-Overhead Framework Using Conditional Sample Mean

no code implementations25 Mar 2025 Jiawei Yao, Yijie Mao, Mingzhe Chen, Ye Hu

The proposed method includes two stages, the angle-of-directions (AoDs) between the RISs and the user is estimated by using the conditional sample mean in the first stage, and then the user's position is determined based on the estimated multiple AoD pairs in the second stage.

RIS-Assisted Localization: A Novel Conditional Sample Mean Approach without CSI

no code implementations24 Mar 2025 Jiawei Yao, Yijie Mao, Mingzhe Chen

Reconfigurable intelligent surface (RIS) has been recognized as a promising solution for enhancing localization accuracy.

KABB: Knowledge-Aware Bayesian Bandits for Dynamic Expert Coordination in Multi-Agent Systems

no code implementations11 Feb 2025 Jusheng Zhang, Zimeng Huang, Yijia Fan, Ningyuan Liu, Mingyan Li, Zhuojie Yang, Jiawei Yao, Jian Wang, Keze Wang

As scaling large language models faces prohibitive costs, multi-agent systems emerge as a promising alternative, though challenged by static knowledge assumptions and coordination inefficiencies.

Thompson Sampling

Enhancing Multimodal Large Language Models Complex Reason via Similarity Computation

1 code implementation13 Dec 2024 Xiaofeng Zhang, Fanshuo Zeng, Yihao Quan, Zheng Hui, Jiawei Yao

Multimodal large language models have experienced rapid growth, and numerous different models have emerged.

Token Reduction

Customized Multiple Clustering via Multi-Modal Subspace Proxy Learning

1 code implementation6 Nov 2024 Jiawei Yao, Qi Qian, Juhua Hu

Multiple clustering aims to discover various latent structures of data from different aspects.

Clustering

Swift Sampler: Efficient Learning of Sampler by 10 Parameters

no code implementations8 Oct 2024 Jiawei Yao, Chuming Li, Canran Xiao

In particular, \textbf{SS} utilizes a novel formulation to map a sampler to a low dimension of hyper-parameters and uses an approximated local minimum to quickly examine the quality of a sampler.

Text-Guided Mixup Towards Long-Tailed Image Categorization

1 code implementation5 Sep 2024 Richard Franklin, Jiawei Yao, Deyang Zhong, Qi Qian, Juhua Hu

In many real-world applications, the frequency distribution of class labels for training data can exhibit a long-tailed distribution, which challenges traditional approaches of training deep neural networks that require heavy amounts of balanced data.

Ensemble Learning Few-Shot Learning +1

SpikeGS: Reconstruct 3D scene via fast-moving bio-inspired sensors

no code implementations4 Jul 2024 Yijia Guo, Liwen Hu, Yuanxi Bai, Jiawei Yao, Lei Ma, Tiejun Huang

3D Gaussian Splatting (3DGS) demonstrates unparalleled superior performance in 3D scene reconstruction.

3DGS 3D Scene Reconstruction

Multi-Modal Proxy Learning Towards Personalized Visual Multiple Clustering

1 code implementation CVPR 2024 Jiawei Yao, Qi Qian, Juhua Hu

Traditionally, aligning a user's brief keyword of interest with the corresponding vision components was challenging, but the emergence of multi-modal and large language models (LLMs) has begun to bridge this gap.

Clustering

Dual-disentangled Deep Multiple Clustering

1 code implementation7 Feb 2024 Jiawei Yao, Juhua Hu

In the E-step, the disentanglement learning module employs coarse-grained and fine-grained disentangled representations to obtain a more diverse set of latent factors from the data.

Clustering Disentanglement

Building Lane-Level Maps from Aerial Images

no code implementations20 Dec 2023 Jiawei Yao, Xiaochao Pan, Tong Wu, Xiaofeng Zhang

In this paper, we introduce for the first time a large-scale aerial image dataset built for lane detection, with high-quality polyline lane annotations on high-resolution images of around 80 kilometers of road.

Autonomous Driving Lane Detection

HarmonicNeRF: Geometry-Informed Synthetic View Augmentation for 3D Scene Reconstruction in Driving Scenarios

no code implementations9 Oct 2023 Xiaochao Pan, Jiawei Yao, Hongrui Kou, Tong Wu, Canran Xiao

In the realm of autonomous driving, achieving precise 3D reconstruction of the driving environment is critical for ensuring safety and effective navigation.

3D Reconstruction 3D Scene Reconstruction +4

QE-BEV: Query Evolution for Bird's Eye View Object Detection in Varied Contexts

no code implementations7 Oct 2023 Jiawei Yao, Yingxin Lai, Hongrui Kou, Tong Wu, Ruixi Liu

The dynamic nature of real-world environments necessitates the use of dynamic query mechanisms in 3D object detection to adaptively capture and process the complex spatio-temporal relationships present in these scenes.

3D Object Detection Autonomous Driving +4

Improving Depth Gradient Continuity in Transformers: A Comparative Study on Monocular Depth Estimation with CNN

no code implementations16 Aug 2023 Jiawei Yao, Tong Wu, Xiaofeng Zhang

To explore the differences between Transformers and CNNs, we employ a sparse pixel approach to contrastively analyze the distinctions between the two.

Monocular Depth Estimation

AugDMC: Data Augmentation Guided Deep Multiple Clustering

1 code implementation22 Jun 2023 Jiawei Yao, Enbei Liu, Maham Rashid, Juhua Hu

Thereafter, multiple clusterings based on different aspects of the data can be obtained.

Clustering Data Augmentation +2

Inverse Moment Methods for Sufficient Forecasting using High-Dimensional Predictors

no code implementations1 May 2017 Wei Luo, Lingzhou Xue, Jiawei Yao, Xiufan Yu

Assuming that the predictors affect the response through the latent factors, we propose to first conduct factor analysis and then apply sufficient dimension reduction on the estimated factors, to derive the reduced data for subsequent forecasting.

Dimensionality Reduction Model Selection +3

Sufficient Forecasting Using Factor Models

no code implementations27 May 2015 Jianqing Fan, Lingzhou Xue, Jiawei Yao

Our method and theory allow the number of predictors to be larger than the number of observations.

Dimensionality Reduction regression +1

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