Search Results for author: Ao Liu

Found 38 papers, 9 papers with code

A Brain-Inspired Perception-Decision Driving Model Based on Neural Pathway Anatomical Alignment

no code implementations22 Feb 2025 Haidong Wang, Pengfei Xiao, Ao Liu, Qia Shan, Jianhua Zhang

In the realm of autonomous driving, conventional approaches for vehicle perception and decision-making primarily rely on sensor input and rule-based algorithms.

Autonomous Driving Decision Making

BAN: Neuroanatomical Aligning in Auditory Recognition between Artificial Neural Network and Human Cortex

no code implementations21 Feb 2025 Haidong Wang, Pengfei Xiao, Ao Liu, Jianhua Zhang, Qia Shan

In conclusion, this study presents BAN as a recurrent, brain-inspired ANN, representing the first model that mirrors the cortical pathway of auditory recognition.

Genre classification Music Genre Classification

BCDDM: Branch-Corrected Denoising Diffusion Model for Black Hole Image Generation

no code implementations12 Feb 2025 Ao Liu, Zelin Zhang, Songbai Chen, Cuihong Wen

The properties of black holes and accretion flows can be inferred by fitting Event Horizon Telescope (EHT) data to simulated images generated through general relativistic ray tracing (GRRT).

Denoising Image Generation +1

Efficient Vision Language Model Fine-tuning for Text-based Person Anomaly Search

no code implementations5 Feb 2025 Jiayi He, Shengeng Tang, Ao Liu, Lechao Cheng, Jingjing Wu, Yanyan Wei

This paper presents the HFUT-LMC team's solution to the WWW 2025 challenge on Text-based Person Anomaly Search (TPAS).

Language Modeling Language Modelling

Grimm: A Plug-and-Play Perturbation Rectifier for Graph Neural Networks Defending against Poisoning Attacks

no code implementations11 Dec 2024 Ao Liu, Wenshan Li, Beibei Li, Wengang Ma, Tao Li, Pan Zhou

Recent studies have revealed the vulnerability of graph neural networks (GNNs) to adversarial poisoning attacks on node classification tasks.

Adversarial Robustness Classification +1

Lean classical-quantum hybrid neural network model for image classification

no code implementations3 Dec 2024 Ao Liu, Cuihong Wen, Jieci Wang

We apply the LCQHNN to image classiffcation tasks on public datasets and achieve a classiffcation accuracy of 99. 02% on the dataset, marking a 5. 07% improvement over traditional deep learning methods.

Classification Decision Making +3

HeteroSample: Meta-path Guided Sampling for Heterogeneous Graph Representation Learning

no code implementations11 Nov 2024 Ao Liu, Jing Chen, Ruiying Du, Cong Wu, Yebo Feng, Teng Li, Jianfeng Ma

Efficient analysis of these graphs is critical for deriving insights in IoT scenarios such as smart cities, industrial IoT, and intelligent transportation systems.

Computational Efficiency Graph Representation Learning +2

Hunyuan-Large: An Open-Source MoE Model with 52 Billion Activated Parameters by Tencent

3 code implementations4 Nov 2024 Xingwu Sun, Yanfeng Chen, Yiqing Huang, Ruobing Xie, Jiaqi Zhu, Kai Zhang, Shuaipeng Li, Zhen Yang, Jonny Han, Xiaobo Shu, Jiahao Bu, Zhongzhi Chen, Xuemeng Huang, Fengzong Lian, Saiyong Yang, Jianfeng Yan, Yuyuan Zeng, Xiaoqin Ren, Chao Yu, Lulu Wu, Yue Mao, Jun Xia, Tao Yang, Suncong Zheng, Kan Wu, Dian Jiao, Jinbao Xue, Xipeng Zhang, Decheng Wu, Kai Liu, Dengpeng Wu, Guanghui Xu, Shaohua Chen, Shuang Chen, Xiao Feng, Yigeng Hong, Junqiang Zheng, Chengcheng Xu, Zongwei Li, Xiong Kuang, Jianglu Hu, Yiqi Chen, Yuchi Deng, Guiyang Li, Ao Liu, Chenchen Zhang, Shihui Hu, Zilong Zhao, Zifan Wu, Yao Ding, Weichao Wang, Han Liu, Roberts Wang, Hao Fei, Peijie Yu, Ze Zhao, Xun Cao, Hai Wang, Fusheng Xiang, Mengyuan Huang, Zhiyuan Xiong, Bin Hu, Xuebin Hou, Lei Jiang, Jianqiang Ma, Jiajia Wu, Yaping Deng, Yi Shen, Qian Wang, Weijie Liu, Jie Liu, Meng Chen, Liang Dong, Weiwen Jia, Hu Chen, Feifei Liu, Rui Yuan, Huilin Xu, Zhenxiang Yan, Tengfei Cao, Zhichao Hu, Xinhua Feng, Dong Du, TingHao Yu, Yangyu Tao, Feng Zhang, Jianchen Zhu, Chengzhong Xu, Xirui Li, Chong Zha, Wen Ouyang, Yinben Xia, Xiang Li, Zekun He, Rongpeng Chen, Jiawei Song, Ruibin Chen, Fan Jiang, Chongqing Zhao, Bo wang, Hao Gong, Rong Gan, Winston Hu, Zhanhui Kang, Yong Yang, Yuhong Liu, Di Wang, Jie Jiang

In this paper, we introduce Hunyuan-Large, which is currently the largest open-source Transformer-based mixture of experts model, with a total of 389 billion parameters and 52 billion activation parameters, capable of handling up to 256K tokens.

Logical Reasoning Mathematical Problem-Solving

Flexible 3D Lane Detection by Hierarchical Shape MatchingFlexible 3D Lane Detection by Hierarchical Shape Matching

1 code implementation13 Aug 2024 Zhihao Guan, Ruixin Liu, Zejian yuan, Ao Liu, Kun Tang, Tong Zhou, Erlong Li, Chao Zheng, Shuqi Mei

As one of the basic while vital technologies for HD map construction, 3D lane detection is still an open problem due to varying visual conditions, complex typologies, and strict demands for precision.

3D Lane Detection

GraphPub: Generation of Differential Privacy Graph with High Availability

no code implementations28 Feb 2024 Wanghan Xu, Bin Shi, Ao Liu, Jiqiang Zhang, Bo Dong

In recent years, with the rapid development of graph neural networks (GNN), more and more graph datasets have been published for GNN tasks.

Decoder

Analog Beamforming for In-Band Full-Duplex Phased Arrays with Quantized Phase Shifters under a Per-Antenna Received Power Constraint

no code implementations25 Jan 2024 Ao Liu, Ian P. Roberts, Taneli Riihonen, Weixing Sheng

This letter develops a novel transmit beamforming (BF) design for canceling self-interference (SI) in analog in-band full-duplex phased arrays.

Towards Inductive Robustness: Distilling and Fostering Wave-induced Resonance in Transductive GCNs Against Graph Adversarial Attacks

no code implementations14 Dec 2023 Ao Liu, Wenshan Li, Tao Li, Beibei Li, Hanyuan Huang, Pan Zhou

We then prove that merely three MP iterations within GCNs can induce signal resonance between nodes and edges, manifesting as a coupling between nodes and their distillable surrounding local subgraph.

A Survey on Multimodal Large Language Models for Autonomous Driving

1 code implementation21 Nov 2023 Can Cui, Yunsheng Ma, Xu Cao, Wenqian Ye, Yang Zhou, Kaizhao Liang, Jintai Chen, Juanwu Lu, Zichong Yang, Kuei-Da Liao, Tianren Gao, Erlong Li, Kun Tang, Zhipeng Cao, Tong Zhou, Ao Liu, Xinrui Yan, Shuqi Mei, Jianguo Cao, Ziran Wang, Chao Zheng

We first introduce the background of Multimodal Large Language Models (MLLMs), the multimodal models development using LLMs, and the history of autonomous driving.

Autonomous Driving

Elastic Information Bottleneck

no code implementations Mathematics 2022 Yuyan Ni, Yanyan Lan, Ao Liu, ZhiMing Ma

Comparing IB and DIB on these terms, we prove that DIB's SG bound is tighter than IB's while DIB's RD is larger than IB's.

Domain Adaptation Representation Learning +2

FedCliP: Federated Learning with Client Pruning

no code implementations17 Jan 2023 Beibei Li, Zerui Shao, Ao Liu, Peiran Wang

The prevalent communication efficient federated learning (FL) frameworks usually take advantages of model gradient compression or model distillation.

Federated Learning

THMA: Tencent HD Map AI System for Creating HD Map Annotations

no code implementations14 Dec 2022 Kun Tang, Xu Cao, Zhipeng Cao, Tong Zhou, Erlong Li, Ao Liu, Shengtao Zou, Chang Liu, Shuqi Mei, Elena Sizikova, Chao Zheng

THMA has been deployed by the Tencent Map team to provide services to downstream companies and users, serving over 1, 000 labeling workers and producing more than 30, 000 kilometers of HD map data per day at most.

Active Learning Weakly-supervised Learning

Differentially Private Condorcet Voting

no code implementations27 Jun 2022 Zhechen Li, Ao Liu, Lirong Xia, Yongzhi Cao, Hanpin Wang

Designing private voting rules is an important and pressing problem for trustworthy democracy.

A Unified Weight Initialization Paradigm for Tensorial Convolutional Neural Networks

1 code implementation28 May 2022 Yu Pan, Zeyong Su, Ao Liu, Jingquan Wang, Nannan Li, Zenglin Xu

To address this problem, we propose a universal weight initialization paradigm, which generalizes Xavier and Kaiming methods and can be widely applicable to arbitrary TCNNs.

Tensor Decomposition

PLOG: Table-to-Logic Pretraining for Logical Table-to-Text Generation

1 code implementation25 May 2022 Ao Liu, Haoyu Dong, Naoaki Okazaki, Shi Han, Dongmei Zhang

However, directly learning the logical inference knowledge from table-text pairs is very difficult for neural models because of the ambiguity of natural language and the scarcity of parallel data.

Table-to-Text Generation

Semi-Supervised Formality Style Transfer with Consistency Training

1 code implementation ACL 2022 Ao Liu, An Wang, Naoaki Okazaki

In this work, we propose a simple yet effective semi-supervised framework to better utilize source-side unlabeled sentences based on consistency training.

 Ranked #1 on Formality Style Transfer on GYAFC (using extra training data)

Formality Style Transfer Sentence

Table Pre-training: A Survey on Model Architectures, Pre-training Objectives, and Downstream Tasks

3 code implementations24 Jan 2022 Haoyu Dong, Zhoujun Cheng, Xinyi He, Mengyu Zhou, Anda Zhou, Fan Zhou, Ao Liu, Shi Han, Dongmei Zhang

Since a vast number of tables can be easily collected from web pages, spreadsheets, PDFs, and various other document types, a flurry of table pre-training frameworks have been proposed following the success of text and images, and they have achieved new state-of-the-arts on various tasks such as table question answering, table type recognition, column relation classification, table search, formula prediction, etc.

Denoising Question Answering +2

Personalized Lane Change Decision Algorithm Using Deep Reinforcement Learning Approach

no code implementations17 Dec 2021 Daofei Li, Ao Liu

To develop driving automation technologies for human, a human-centered methodology should be adopted for ensured safety and satisfactory user experience.

Deep Reinforcement Learning reinforcement-learning +1

Improving Logical-Level Natural Language Generation with Topic-Conditioned Data Augmentation and Logical Form Generation

no code implementations12 Dec 2021 Ao Liu, Congjian Luo, Naoaki Okazaki

We further introduce logical form generation (LG), a dual task of Logic2text that requires generating a valid logical form based on a text description of a table.

Data Augmentation Form +2

Personalized Highway Pilot Assist Considering Leading Vehicle's Lateral Behaviours

no code implementations11 Dec 2021 Daofei Li, Ao Liu

Drivers are clustered into two driving style groups referring to their driving Behaviours affected by the leading vehicle, and then the personalization parameters for every specific subject driver are optimized.

Safe, efficient and socially-compatible decision of automated vehicles: a case study of unsignalized intersection driving

no code implementations4 Nov 2021 Daofei Li, Ao Liu, Hao Pan, Wentao Chen

By investigating the causes of 4, 300 video clips of traffic accidents, we find that the limited dynamic visual field of drivers is one leading factor in inter-vehicle interaction accidents, especially in those involving trucks.

Decision Making

Smoothed Differential Privacy

no code implementations4 Jul 2021 Ao Liu, Yu-Xiang Wang, Lirong Xia

Differential privacy (DP) is a widely-accepted and widely-applied notion of privacy based on worst-case analysis.

Certifiably Robust Interpretation via Renyi Differential Privacy

no code implementations4 Jul 2021 Ao Liu, Xiaoyu Chen, Sijia Liu, Lirong Xia, Chuang Gan

The advantages of our Renyi-Robust-Smooth (RDP-based interpretation method) are three-folds.

Computational Efficiency

Categorizing Online Shopping Behavior from Cosmetics to Electronics: An Analytical Framework

no code implementations6 Oct 2020 Sohini Roychowdhury, Wenxi Li, Ebrahim Alareqi, Akhilesh Pandita, Ao Liu, Joakim Soderberg

A success factor for modern companies in the age of Digital Marketing is to understand how customers think and behave based on their online shopping patterns.

Descriptive Marketing

Learning Mixtures of Random Utility Models with Features from Incomplete Preferences

no code implementations6 Jun 2020 Zhibing Zhao, Ao Liu, Lirong Xia

We extend mixtures of RUMs with features to models that generate incomplete preferences and characterize their identifiability.

Computational Efficiency

AN-GCN: An Anonymous Graph Convolutional Network Defense Against Edge-Perturbing Attack

no code implementations6 May 2020 Ao Liu, Beibei Li, Tao Li, Pan Zhou, Rui Wang

In this paper, we first generalize the formulation of edge-perturbing attacks and strictly prove the vulnerability of GCNs to such attacks in node classification tasks.

Adversarial Attack Classification +4

SFE-GACN: A Novel Unknown Attack Detection Method Using Intra Categories Generation in Embedding Space

no code implementations12 Apr 2020 Ao Liu, Yunpeng Wang, Tao Li

In this paper, we propose a novel unknown attack detection method based on Intra Categories Generation in Embedding Space, namely SFE-GACN, which might be the solution of few-shot problem.

Data Augmentation Generative Adversarial Network +1

Differential Privacy for Eye-Tracking Data

no code implementations15 Apr 2019 Ao Liu, Lirong Xia, Andrew Duchowski, Reynold Bailey, Kenneth Holmqvist, Eakta Jain

As large eye-tracking datasets are created, data privacy is a pressing concern for the eye-tracking community.

Towards Non-Parametric Learning to Rank

no code implementations9 Jul 2018 Ao Liu, Qiong Wu, Zhenming Liu, Lirong Xia

Next, we fix the problem by introducing a new algorithm with features constructed from "global information" of the data matrix.

Feature Engineering Learning-To-Rank

Automatically Extracting Action Graphs from Materials Science Synthesis Procedures

no code implementations18 Nov 2017 Sheshera Mysore, Edward Kim, Emma Strubell, Ao Liu, Haw-Shiuan Chang, Srikrishna Kompella, Kevin Huang, Andrew McCallum, Elsa Olivetti

In this work, we present a system for automatically extracting structured representations of synthesis procedures from the texts of materials science journal articles that describe explicit, experimental syntheses of inorganic compounds.

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