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Author

Tianyi Zhang

3 papers indexed here

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#artificial intelligence Preprint Oct 2026

ID2Pattern: Pretraining Generalizable Identity Behavior Patterns for Transaction Risk Foundation Models

ID2Pattern is proposed, a pretraining framework that brings high-cardinality identity fields into transaction foundation models and remains equally effective even when all identity values are unseen during training, highlighting its potential to generalize to new users and markets.

Ze-Pan Zhao, Hao-Yu Jiang, W. Han et al. · 0 citations
Preprint Aug 2026

FinFraudBench: A Heterogeneous Graph Benchmark for Financial Fraud Detection

This work presents FinFraudBench, a heterogeneous graph benchmark for financial fraud detection, and establishes a standardized evaluation protocol covering both ranking and imbalance-sensitive classification metrics, and evaluates representative baselines.

Yixuan Chen, Hongyu Zhan, Jie Sheng et al. · 0 citations
Review Aug 2026

FinRiskAtlas: Decision-Aligned Evaluation of Large Language Models for Financial Risk Review

FinRiskAtlas is introduced, a Chinese-language benchmark that evaluates financial LLMs along two complementary dimensions: operation execution under fixed evidence states and evidence-state control under evolving review conditions, and shows that broad financial capability scores do not fully capture where models are r...

Su-Yang Zhong, Jingzhe Zhu, Qi Xu et al. · 1 citation

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