Search Results for author: Xing Gao

Found 32 papers, 9 papers with code

Incorporating Casual Analysis into Diversified and Logical Response Generation

no code implementations COLING 2022 Jiayi Liu, Wei Wei, Zhixuan Chu, Xing Gao, Ji Zhang, Tan Yan, Yulin kang

Although the Conditional Variational Auto-Encoder (CVAE) model can generate more diversified responses than the traditional Seq2Seq model, the responses often have low relevance with the input words or are illogical with the question.

Response Generation

RoleInteract: Evaluating the Social Interaction of Role-Playing Agents

1 code implementation20 Mar 2024 Hongzhan Chen, Hehong Chen, Ming Yan, Wenshen Xu, Xing Gao, Weizhou Shen, Xiaojun Quan, Chenliang Li, Ji Zhang, Fei Huang, Jingren Zhou

In this paper, we introduce RoleInteract, the first benchmark designed to systematically evaluate the sociality of role-playing conversational agents at both individual and group levels of social interactions.

From Skepticism to Acceptance: Simulating the Attitude Dynamics Toward Fake News

no code implementations14 Mar 2024 YuHan Liu, Xiuying Chen, Xiaoqing Zhang, Xing Gao, Ji Zhang, Rui Yan

Our simulation results uncover patterns in fake news propagation related to topic relevance, and individual traits, aligning with real-world observations.

Applying Self-supervised Learning to Network Intrusion Detection for Network Flows with Graph Neural Network

1 code implementation3 Mar 2024 Renjie Xu, Guangwei Wu, Weiping Wang, Xing Gao, An He, Zhengpeng Zhang

To the best of our knowledge, it is the first GNN-based self-supervised method for the multiclass classification of network flows in NIDS.

Binary Classification Contrastive Learning +4

OASim: an Open and Adaptive Simulator based on Neural Rendering for Autonomous Driving

1 code implementation6 Feb 2024 Guohang Yan, Jiahao Pi, Jianfei Guo, Zhaotong Luo, Min Dou, Nianchen Deng, Qiusheng Huang, Daocheng Fu, Licheng Wen, Pinlong Cai, Xing Gao, Xinyu Cai, Bo Zhang, Xuemeng Yang, Yeqi Bai, Hongbin Zhou, Botian Shi

With the development of implicit rendering technology and in-depth research on using generative models to produce data at scale, we propose OASim, an open and adaptive simulator and autonomous driving data generator based on implicit neural rendering.

Autonomous Driving Neural Rendering +1

Realistic Rainy Weather Simulation for LiDARs in CARLA Simulator

1 code implementation20 Dec 2023 Donglin Yang, Zhenfeng Liu, Wentao Jiang, Guohang Yan, Xing Gao, Botian Shi, Si Liu, Xinyu Cai

To this end, we propose a simulator-based physical modeling approach to augment LiDAR data in rainy weather in order to improve the perception performance of LiDAR in this scenario.

Data Augmentation object-detection +1

SceneDM: Scene-level Multi-agent Trajectory Generation with Consistent Diffusion Models

no code implementations27 Nov 2023 Zhiming Guo, Xing Gao, Jianlan Zhou, Xinyu Cai, Botian Shi

In this paper, we propose a novel framework based on diffusion models, called SceneDM, to generate joint and consistent future motions of all the agents, including vehicles, bicycles, pedestrians, etc., in a scene.

CycleAlign: Iterative Distillation from Black-box LLM to White-box Models for Better Human Alignment

no code implementations25 Oct 2023 Jixiang Hong, Quan Tu, Changyu Chen, Xing Gao, Ji Zhang, Rui Yan

With in-context learning (ICL) as the core of the cycle, the black-box models are able to rank the model-generated responses guided by human-craft instruction and demonstrations about their preferences.

In-Context Learning Instruction Following +2

CValues: Measuring the Values of Chinese Large Language Models from Safety to Responsibility

1 code implementation19 Jul 2023 Guohai Xu, Jiayi Liu, Ming Yan, Haotian Xu, Jinghui Si, Zhuoran Zhou, Peng Yi, Xing Gao, Jitao Sang, Rong Zhang, Ji Zhang, Chao Peng, Fei Huang, Jingren Zhou

In this paper, we present CValues, the first Chinese human values evaluation benchmark to measure the alignment ability of LLMs in terms of both safety and responsibility criteria.

DialoGPS: Dialogue Path Sampling in Continuous Semantic Space for Data Augmentation in Multi-Turn Conversations

no code implementations29 Jun 2023 Ang Lv, Jinpeng Li, Yuhan Chen, Xing Gao, Ji Zhang, Rui Yan

In open-domain dialogue generation tasks, contexts and responses in most datasets are one-to-one mapped, violating an important many-to-many characteristic: a context leads to various responses, and a response answers multiple contexts.

Data Augmentation Dialogue Generation +2

ChatPLUG: Open-Domain Generative Dialogue System with Internet-Augmented Instruction Tuning for Digital Human

1 code implementation16 Apr 2023 Junfeng Tian, Hehong Chen, Guohai Xu, Ming Yan, Xing Gao, Jianhai Zhang, Chenliang Li, Jiayi Liu, Wenshen Xu, Haiyang Xu, Qi Qian, Wei Wang, Qinghao Ye, Jiejing Zhang, Ji Zhang, Fei Huang, Jingren Zhou

In this paper, we present ChatPLUG, a Chinese open-domain dialogue system for digital human applications that instruction finetunes on a wide range of dialogue tasks in a unified internet-augmented format.

World Knowledge

Unsupervised Multi-Criteria Adversarial Detection in Deep Image Retrieval

no code implementations9 Apr 2023 Yanru Xiao, Cong Wang, Xing Gao

The vulnerability in the algorithm supply chain of deep learning has imposed new challenges to image retrieval systems in the downstream.

Deep Hashing Denoising +2

Incorporating Causal Analysis into Diversified and Logical Response Generation

no code implementations20 Sep 2022 Jiayi Liu, Wei Wei, Zhixuan Chu, Xing Gao, Ji Zhang, Tan Yan, Yulin kang

Although the Conditional Variational AutoEncoder (CVAE) model can generate more diversified responses than the traditional Seq2Seq model, the responses often have low relevance with the input words or are illogical with the question.

Response Generation

Generating Persuasive Responses to Customer Reviews with Multi-Source Prior Knowledge in E-commerce

no code implementations20 Sep 2022 Bo Chen, Jiayi Liu, Mieradilijiang Maimaiti, Xing Gao, Ji Zhang

A multi-aspect attentive network is proposed to automatically attend to different aspects in a review and ensure most of the issues are tackled.

Response Generation

A Unified Analysis of Dynamic Interactive Learning

no code implementations14 Apr 2022 Xing Gao, Thomas Maranzatto, Lev Reyzin

In this paper we investigate the problem of learning evolving concepts over a combinatorial structure.

Recommendation Systems

Graph Convolutional Networks via Adaptive Filter Banks

no code implementations29 Sep 2021 Xing Gao, Wenrui Dai, Chenglin Li, Junni Zou, Hongkai Xiong, Pascal Frossard

Graph convolutional networks have been a powerful tool in representation learning of networked data.

Representation Learning

Message Passing in Graph Convolution Networks via Adaptive Filter Banks

no code implementations18 Jun 2021 Xing Gao, Wenrui Dai, Chenglin Li, Junni Zou, Hongkai Xiong, Pascal Frossard

Furthermore, each filter in the spectral domain corresponds to a message passing scheme, and diverse schemes are implemented via the filter bank.

Graph Classification Representation Learning

Photometric and Spectroscopic Study of Flares on Ross 15

no code implementations15 Sep 2020 Jian-Ying Bai, Ali Esamdin, Xing Gao, Yan Yan, Juan-Juan Ren

We conducted photometric and spectroscopic observations for Ross 15 in order to further study the flare properties of this less observed flare star.

Solar and Stellar Astrophysics High Energy Astrophysical Phenomena

Graph Pooling with Node Proximity for Hierarchical Representation Learning

no code implementations19 Jun 2020 Xing Gao, Wenrui Dai, Chenglin Li, Hongkai Xiong, Pascal Frossard

In this paper, we propose a novel graph pooling strategy that leverages node proximity to improve the hierarchical representation learning of graph data with their multi-hop topology.

Graph Classification Representation Learning

A Framework for Behavioral Biometric Authentication using Deep Metric Learning on Mobile Devices

no code implementations26 May 2020 Cong Wang, Yanru Xiao, Xing Gao, Li Li, Jun Wang

We show the feasibility of training with mobile CPUs, where training 100 epochs takes less than 10 mins and can be boosted 3-5 times with feature transfer.

Metric Learning Multi-class Classification

Spatial-Temporal Transformer Networks for Traffic Flow Forecasting

1 code implementation9 Jan 2020 Mingxing Xu, Wenrui Dai, Chunmiao Liu, Xing Gao, Weiyao Lin, Guo-Jun Qi, Hongkai Xiong

In this paper, we propose a novel paradigm of Spatial-Temporal Transformer Networks (STTNs) that leverages dynamical directed spatial dependencies and long-range temporal dependencies to improve the accuracy of long-term traffic forecasting.

Traffic Prediction

Online Bagging for Anytime Transfer Learning

no code implementations20 Oct 2019 Guokun Chi, Min Jiang, Xing Gao, Weizhen Hu, Shihui Guo, Kay Chen Tan

In practical applications, it is often necessary to face online learning problems in which the data samples are achieved sequentially.

Transfer Learning

Solving Dynamic Multi-objective Optimization Problems Using Incremental Support Vector Machine

no code implementations19 Oct 2019 Weizhen Hu, Min Jiang, Xing Gao, Kay Chen Tan, Yiu-ming Cheung

The main feature of the Dynamic Multi-objective Optimization Problems (DMOPs) is that optimization objective functions will change with times or environments.

Evolutionary Algorithms POS

iPool -- Information-based Pooling in Hierarchical Graph Neural Networks

no code implementations1 Jul 2019 Xing Gao, Hongkai Xiong, Pascal Frossard

In this paper, we propose a parameter-free pooling operator, called iPool, that permits to retain the most informative features in arbitrary graphs.

Graph Classification

AliMe Chat: A Sequence to Sequence and Rerank based Chatbot Engine

no code implementations ACL 2017 Minghui Qiu, Feng-Lin Li, Siyu Wang, Xing Gao, Yan Chen, Weipeng Zhao, Haiqing Chen, Jun Huang, Wei Chu

We propose AliMe Chat, an open-domain chatbot engine that integrates the joint results of Information Retrieval (IR) and Sequence to Sequence (Seq2Seq) based generation models.

Chatbot Information Retrieval +1

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