Search Results for author: Jinyu Cai

Found 11 papers, 3 papers with code

Exploring the Improvement of Evolutionary Computation via Large Language Models

no code implementations5 May 2024 Jinyu Cai, Jinglue Xu, Jialong Li, Takuto Ymauchi, Hitoshi Iba, Kenji Tei

Evolutionary computation (EC), as a powerful optimization algorithm, has been applied across various domains.

Language Evolution for Evading Social Media Regulation via LLM-based Multi-agent Simulation

1 code implementation5 May 2024 Jinyu Cai, Jialong Li, Mingyue Zhang, Munan Li, Chen-Shu Wang, Kenji Tei

Social media platforms such as Twitter, Reddit, and Sina Weibo play a crucial role in global communication but often encounter strict regulations in geopolitically sensitive regions.

FGAD: Self-boosted Knowledge Distillation for An Effective Federated Graph Anomaly Detection Framework

no code implementations20 Feb 2024 Jinyu Cai, Yunhe Zhang, Zhoumin Lu, Wenzhong Guo, See-Kiong Ng

Although federated learning offers a promising solution, the prevalent non-IID problems and high communication costs present significant challenges, particularly pronounced in collaborations with graph data distributed among different participants.

Federated Learning Graph Anomaly Detection +1

MULTI: Multimodal Understanding Leaderboard with Text and Images

no code implementations5 Feb 2024 Zichen Zhu, Yang Xu, Lu Chen, Jingkai Yang, Yichuan Ma, Yiming Sun, Hailin Wen, Jiaqi Liu, Jinyu Cai, Yingzi Ma, Situo Zhang, Zihan Zhao, Liangtai Sun, Kai Yu

Rapid progress in multimodal large language models (MLLMs) highlights the need to introduce challenging yet realistic benchmarks to the academic community, while existing benchmarks primarily focus on understanding simple natural images and short context.

In-Context Learning

Self-Discriminative Modeling for Anomalous Graph Detection

no code implementations10 Oct 2023 Jinyu Cai, Yunhe Zhang, Jicong Fan

Under the framework, we provide three algorithms with different computational efficiencies and stabilities for anomalous graph detection.

Anomaly Detection

Value Iteration Networks with Gated Summarization Module

no code implementations11 May 2023 Jinyu Cai, Jialong Li, Mingyue Zhang, Kenji Tei

We propose a novel approach, Value Iteration Networks with Gated Summarization Module (GS-VIN), which incorporates two main improvements: (1) employing an Adaptive Iteration Strategy in the Value Iteration module to reduce the number of iterations, and (2) introducing a Gated Summarization module to summarize the iterative process.

Deep Orthogonal Hypersphere Compression for Anomaly Detection

1 code implementation13 Feb 2023 Yunhe Zhang, Yan Sun, Jinyu Cai, Jicong Fan

Many well-known and effective anomaly detection methods assume that a reasonable decision boundary has a hypersphere shape, which however is difficult to obtain in practice and is not sufficiently compact, especially when the data are in high-dimensional spaces.

Anomaly Detection

Deep Graph-Level Clustering Using Pseudo-Label-Guided Mutual Information Maximization Network

no code implementations5 Feb 2023 Jinyu Cai, Yi Han, Wenzhong Guo, Jicong Fan

In this work, we study the problem of partitioning a set of graphs into different groups such that the graphs in the same group are similar while the graphs in different groups are dissimilar.

Clustering Graph Classification +3

Unsupervised Deep Discriminant Analysis Based Clustering

no code implementations9 Jun 2022 Jinyu Cai, Wenzhong Guo, Jicong Fan

This work presents an unsupervised deep discriminant analysis for clustering.

Clustering

Perturbation Learning Based Anomaly Detection

no code implementations6 Jun 2022 Jinyu Cai, Jicong Fan

This paper presents a simple yet effective method for anomaly detection.

Anomaly Detection

Efficient Deep Embedded Subspace Clustering

1 code implementation CVPR 2022 Jinyu Cai, Jicong Fan, Wenzhong Guo, Shiping Wang, Yunhe Zhang, Zhao Zhang

The proposed method is out of the self-expressive framework, scales to the sample size linearly, and is applicable to arbitrarily large datasets and online clustering scenarios.

Clustering Deep Clustering +1

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