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Xujia Li

5 accepted papers

2026

New Algorithms for Fully-Dynamic k-center with Outliers

ICML 2026poster

In this paper, we study the fully-dynamic k-center with outliers problem. In this setting, the clustering data changes over time through a sequence of updates. The goal is to maintain an approximate k-center solution with efficient update and query time, while allowing up to z points to be discarded…

Cited by 0SourceScholar
2025

Automate Strategy Finding with LLM in Quant Investment

EMNLP 2025

We present a novel three-stage framework leveraging Large Language Models (LLMs) within a risk-aware multi-agent system for automate strategy finding in quantitative finance. Our approach addresses the brittleness of traditional deep learning models in financial applications by: employing prompt-eng

Cited by 0SourcePDFScholar
2025

MSR: A Multifaceted Self-Retrieval Framework for Microscopic Cascade Prediction

AAAI 2025technical

The microscopic cascade prediction task has wide applications in downstream areas like ''rumor detection''. Its goal is to forecast the diffusion routines of information cascade within networks. Existing works typically formulate it as a classification task, which fails to well align with the Social…

Cited by 0SourcePDFScholar
2025

N-ForGOT: Towards Not-forgetting and Generalization of Open Temporal Graph Learning

ICLR 2025poster

Temporal Graph Neural Networks (TGNNs) lay emphasis on capturing node interactions over time but often overlook evolution in node classes and dynamic data distributions triggered by the continuous emergence of new class labels, known as the open-set problem. This problem poses challenges for existin…

Cited by 0SourcePDFScholar