Search Results for author: Yiru Wang

Found 21 papers, 2 papers with code

Harnessing the Power of AI-Generated Content for Semantic Communication

no code implementations10 Apr 2024 Yiru Wang, Wanting Yang, Zehui Xiong, Yuping Zhao, Tony Q. S. Quek, Zhu Han

Recognizing the transformative capabilities of AI-generated content (AIGC) technologies in content generation, this paper explores a pioneering approach by integrating them into SemCom to address the aforementioned challenges.

GRA: Detecting Oriented Objects through Group-wise Rotating and Attention

no code implementations17 Mar 2024 Jiangshan Wang, Yifan Pu, Yizeng Han, Jiayi Guo, Yiru Wang, Xiu Li, Gao Huang

GRA can adaptively capture fine-grained features of objects with diverse orientations, comprising two key components: Group-wise Rotating and Group-wise Attention.

Object object-detection +2

STAR-RIS-Assisted Privacy Protection in Semantic Communication System

no code implementations22 Jun 2023 Yiru Wang, Wanting Yang, Pengxin Guan, Yuping Zhao, Zehui Xiong

Semantic communication (SemCom) has emerged as a promising architecture in the realm of intelligent communication paradigms.

Intelligent Communication

Keyword-Based Diverse Image Retrieval by Semantics-aware Contrastive Learning and Transformer

no code implementations6 May 2023 Minyi Zhao, Jinpeng Wang, Dongliang Liao, Yiru Wang, Huanzhong Duan, Shuigeng Zhou

On the one hand, standard retrieval systems are usually biased to common semantics and seldom exploit diversity-aware regularization in training, which makes it difficult to promote diversity by post-processing.

Contrastive Learning Image Retrieval +1

Adaptive Rotated Convolution for Rotated Object Detection

1 code implementation ICCV 2023 Yifan Pu, Yiru Wang, Zhuofan Xia, Yizeng Han, Yulin Wang, Weihao Gan, Zidong Wang, Shiji Song, Gao Huang

In our ARC module, the convolution kernels rotate adaptively to extract object features with varying orientations in different images, and an efficient conditional computation mechanism is introduced to accommodate the large orientation variations of objects within an image.

Ranked #3 on Object Detection In Aerial Images on DOTA (using extra training data)

Object object-detection +2

Secure Wireless Transmission for Reconfigurable Intelligent Surface Aided Full Duplex Systems

no code implementations17 Jun 2022 Pengxin Guan, Yiru Wang, Yuping Zhao

We aim to maximize the sum secrecy rate of UL and DL users by jointly optimizing the transmit beamforming, receive beamforming and AN covariance matrix at the BS, and passive beamforming at the RIS.

MALICE: Manipulation Attacks on Learned Image ComprEssion

no code implementations26 May 2022 Kang Liu, Di wu, Yiru Wang, Dan Feng, Benjamin Tan, Siddharth Garg

To characterize the robustness of state-of-the-art learned image compression, we mount white-box and black-box attacks.

Image Compression Image Reconstruction

Reconfigurable Intelligent Surfaces for Energy Efficiency in Full-duplex Communication System

no code implementations24 May 2022 Yiru Wang, Pengxin Guan, Hongkang Yu, Yuping Zhao

By jointly designing the active beamforming of two multi-antenna sources and passive beamforming of RIS, we aim to maximize the energy efficiency of the system, where extra self-interference cancellation power consumption in FD system is also considered.

Cross Domain Object Detection by Target-Perceived Dual Branch Distillation

1 code implementation CVPR 2022 Mengzhe He, Yali Wang, Jiaxi Wu, Yiru Wang, Hanqing Li, Bo Li, Weihao Gan, Wei Wu, Yu Qiao

It can adaptively enhance source detector to perceive objects in a target image, by leveraging target proposal contexts from iterative cross-attention.

Object object-detection +1

Target-Relevant Knowledge Preservation for Multi-Source Domain Adaptive Object Detection

no code implementations CVPR 2022 Jiaxi Wu, Jiaxin Chen, Mengzhe He, Yiru Wang, Bo Li, Bingqi Ma, Weihao Gan, Wei Wu, Yali Wang, Di Huang

Specifically, TRKP adopts the teacher-student framework, where the multi-head teacher network is built to extract knowledge from labeled source domains and guide the student network to learn detectors in unlabeled target domain.

Disentanglement Domain Adaptation +2

Simultaneous Transmission and Reflection Reconfigurable Intelligent Surface Assisted Full-Duplex Communications

no code implementations10 Mar 2022 Yiru Wang, Pengxin Guan, Hongkang Yu, Yuping Zhao

This work demonstrates the effectiveness of a novel simultaneous transmission and reflection reconfigurable intelligent surface (STAR-RIS) in Full-Duplex (FD) aided communication system.

Performance Analysis and Codebook Design for mmWave Beamforming System with Beam Squint

no code implementations18 Jan 2021 Hongkang Yu, Pengxin Guan, Yiru Wang, Yuping Zhao

Beamforming technology is widely used in millimeter wave systems to combat path losses, and beamformers are usually selected from a predefined codebook.

Fast List Decoders for Polarization-Adjusted Convolutional (PAC) Codes

no code implementations17 Dec 2020 Hongfei Zhu, Zhiwei Cao, Yuping Zhao, Dou Li, Yanjun Yang, Yiru Wang, Zongren Guo

Moreover, fast list decoding with four types of constituent nodes can further reduce decoding latency with negligible performance degradation.

Information Theory Information Theory

Cognitive Representation Learning of Self-Media Online Article Quality

no code implementations13 Aug 2020 Yiru Wang, Shen Huang, Gongfu Li, Qiang Deng, Dongliang Liao, Pengda Si, Yujiu Yang, Jin Xu

The automatic quality assessment of self-media online articles is an urgent and new issue, which is of great value to the online recommendation and search.

Representation Learning

Hierarchical Feature Embedding for Attribute Recognition

no code implementations CVPR 2020 Jie Yang, Jiarou Fan, Yiru Wang, Yige Wang, Weihao Gan, Lin Liu, Wei Wu

Attribute recognition is a crucial but challenging task due to viewpoint changes, illumination variations and appearance diversities, etc.

Attribute

HSCJN: A Holistic Semantic Constraint Joint Network for Diverse Response Generation

no code implementations1 Dec 2019 Yiru Wang, Pengda Si, Zeyang Lei, Guangxu Xun, Yujiu Yang

The sequence-to-sequence (Seq2Seq) model generates target words iteratively given the previously observed words during decoding process, which results in the loss of the holistic semantics in the target response and the complete semantic relationship between responses and dialogue histories.

Response Generation Sentence

Dynamic Curriculum Learning for Imbalanced Data Classification

no code implementations ICCV 2019 Yiru Wang, Weihao Gan, Jie Yang, Wei Wu, Junjie Yan

Human attribute analysis is a challenging task in the field of computer vision, since the data is largely imbalance-distributed.

Attribute Classification +2

Fast and Globally Optimal Rigid Registration of 3D Point Sets by Transformation Decomposition

no code implementations29 Dec 2018 Xuechen Li, Yinlong Liu, Yiru Wang, Chen Wang, Manning Wang, Zhijian Song

However, the existing global methods are slow for two main reasons: the computational complexity of BnB is exponential to the problem dimensionality (which is six for 3D rigid registration), and the bound evaluation used in BnB is inefficient.

Translation

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