Publications | Waylon's Homepage

2026

When Can Attention Heads Be Statically Defined?

Weixian Waylon Li, Yintao Tai, Marcio Fonseca, Shay B. Cohen

Preprint 2026

LLM

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SAVLA: Symmetry-Aware Vision-Language-Action Models for Robotic Manipulation

Junle Li, Weixian Waylon Li, Fuxiang Wu, Fusheng Hao, Fengxiang He

Preprint 2026

VLA

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Time is Not a Label: Continuous Phase Rotation for Temporal Knowledge Graphs and Agentic Memory

Weixian Waylon Li, Jiaxin Zhang, Xianan Jim Yang, Tiejun Ma, Yiwen Guo

EMNLP 2026 (Main, Oral)

LLM CORE A*

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Summoning the Oracle to Slay It: Mitigating Look-Ahead Bias in Financial Backtesting with Large Language Models

Weixian Waylon Li, Mengyu Wang, Tiejun Ma

EMNLP 2026 (Main)

LLM FinAI CORE A*

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Self-Improving World Modelling with Latent Actions

Yifu Qiu, Zheng Zhao, Weixian Waylon Li, Yftah Ziser, Anna Korhonen, Shay B. Cohen, Edoardo M. Ponti

NeurIPS 2026

World Model CORE A*

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Spectral Attention Steering for Prompt Highlighting

Weixian Waylon Li, Yuchen Niu, Yongxin Yang, Keshuang Li, Tiejun Ma, Shay B. Cohen

ICLR 2026

LLM Top 4% Paper CORE A*

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2025

Can LLM-based Financial Investing Strategies Outperform the Market in Long Run?

Weixian Waylon Li, Hyeonjun Kim, Mihai Cucuringu, Tiejun Ma

KDD 2026 (Oral, Top 7.5%)

FinAI LLM Featured at Wall Street Journal CORE A*

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Learn to Rank Risky Investors: A Case Study of Predicting Retail Traders' Behaviour and Profitability

Weixian Waylon Li, Tiejun Ma

ACM Transactions on Information Systems (TOIS) 2025

FinAI JCR Q1

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TSPRank: Bridging Pairwise and Listwise Methods with a Bilinear Travelling Salesman Model

Weixian Waylon Li, Yftah Ziser, Yifei Xie, Shay B. Cohen, Tiejun Ma

KDD 2025

Retrieval Featured at MIT Technology Review CN CORE A*

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2024

SynthRank: Synthetic Data Generation of Individual’s Financial Transactions Through Learning to Ranking

Weixian Waylon Li, Mengyu Wang, Carsten Maple, Tiejun Ma

AI in Finance for Social Impact @ AAAI 2024

FinAI

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2023

BERT Is Not The Count: Learning to Match Mathematical Statements with Proofs

Weixian Waylon Li, Yftah Ziser, Maximin Coavoux, Shay B. Cohen

EACL 2023

Retrieval LLM CORE A

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