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Jiajun Yu

10 accepted papers

2026

Beyond Local Patterns: Multiscale Inconsistency Learning for Graph Anomaly Detection

AAAI 2026technical

Graph anomaly detection is emerging as a critical technology for addressing increasingly complex and dynamic risk environments. Although unsupervised graph anomaly detection has advanced under the graph representation learning, directly applying these paradigms remains fundamentally misaligned with

Cited by 0SourcePDFScholar
2026

PCEvo: Path-Consistent Molecular Representation via Virtual Evolutionary

IJCAI 2026

Molecular representation learning aims to learn vector embeddings that capture molecular structure and geometry, thereby enabling property prediction and downstream scientific applications. In many AI for science tasks, labeled data are expensive to obtain and therefore limited in availability. Unde

Cited by 0Scholar
2026

TOP: Trajectory Optimization Via Parallel Optimization towards Constant Time Complexity

ICRA 2026poster

Optimization has been widely used to generate smooth trajectories for motion planning. However, existing trajectory optimization methods show weakness when dealing with large-scale long trajectories. Recent advances in parallel computing have accelerated optimization in some fields, but how to effic…

2025

Divide and Conquer: Coordinating Multiplex Mixture of Graph Learners to Handle Multi-Omics Analysis

IJCAI 2025

Graph learning has shown significant advantages in organizing and leveraging complex data, making it promising for numerous real-world applications with heterogeneous information, particularly multi-omics data analysis. Despite its potential in such scenarios, existing methods are still in their inf

Cited by 0SourcePDFScholar
2025

MetricEmbedding: Accelerate Metric Nearness by Tropical Inner Product

ICML 2025poster

The Metric Nearness Problem involves restoring a non-metric matrix to its closest metric-compliant form, addressing issues such as noise, missing values, and data inconsistencies. Ensuring metric properties, particularly the $O(N^3)$ triangle inequality constraints, presents significant computation…

Cited by 0SourcePDFScholar
2025

Multi-Omics Analysis for Cancer Subtype Inference via Unrolling Graph Smoothness Priors

IJCAI 2025

Integrating multi-omics datasets through data-driven analysis offers a comprehensive understanding of the complex biological processes underlying various diseases, particularly cancer. Graph Neural Networks (GNNs) have recently demonstrated remarkable ability to exploit relational structures in biol

Cited by 0SourcePDFScholar
2025

TOP: Trajectory Optimization via Parallel Optimization Towards Constant Time Complexity

RA-L 2025

Optimization has been widely used to generate smooth trajectories for motion planning. However, existing trajectory optimization methods show weakness when dealing with large-scale long trajectories. Recent advances in parallel computing have accelerated optimization in some fields, but how to effic

Cited by 2SourceScholar