Search Results for author: Yiyan Qi

Found 17 papers, 3 papers with code

QuantBench: Benchmarking AI Methods for Quantitative Investment

no code implementations24 Apr 2025 Saizhuo Wang, Hao Kong, Jiadong Guo, Fengrui Hua, Yiyan Qi, Wanyun Zhou, Jiahao Zheng, Xinyu Wang, Lionel M. Ni, Jian Guo

The field of artificial intelligence (AI) in quantitative investment has seen significant advancements, yet it lacks a standardized benchmark aligned with industry practices.

Benchmarking Continual Learning

CSPO: Cross-Market Synergistic Stock Price Movement Forecasting with Pseudo-volatility Optimization

no code implementations26 Mar 2025 Sida Lin, Yankai Chen, Yiyan Qi, Chenhao Ma, Bokai Cao, Yifei Zhang, Xue Liu, Jian Guo

The stock market, as a cornerstone of the financial markets, places forecasting stock price movements at the forefront of challenges in quantitative finance.

Benchmarking

Financial Wind Tunnel: A Retrieval-Augmented Market Simulator

no code implementations23 Mar 2025 Bokai Cao, Xueyuan Lin, Yiyan Qi, Chengjin Xu, Cehao Yang, Jian Guo

To address this challenge, we propose Financial Wind Tunnel (FWT), a retrieval-augmented market simulator designed to generate controllable, reasonable, and adaptable market dynamics for model testing.

Retrieval

MasRouter: Learning to Route LLMs for Multi-Agent Systems

1 code implementation16 Feb 2025 Yanwei Yue, Guibin Zhang, Boyang Liu, Guancheng Wan, Kun Wang, Dawei Cheng, Yiyan Qi

Multi-agent systems (MAS) powered by Large Language Models (LLMs) have been demonstrated to push the boundaries of LLM capabilities, yet they often incur significant costs and face challenges in dynamic LLM selection.

HumanEval mbpp

Guided Learning: Lubricating End-to-End Modeling for Multi-stage Decision-making

no code implementations15 Nov 2024 Jian Guo, Saizhuo Wang, Yiyan Qi

To overcome these challenges, we propose Guided Learning, a novel methodological framework designed to enhance end-to-end learning in multi-stage decision-making.

Autonomous Driving Decision Making +2

Retrieval, Reasoning, Re-ranking: A Context-Enriched Framework for Knowledge Graph Completion

no code implementations12 Nov 2024 Muzhi Li, Cehao Yang, Chengjin Xu, Xuhui Jiang, Yiyan Qi, Jian Guo, Ho-fung Leung, Irwin King

Firstly, the Retrieval module gathers supporting triples from the KG, collects plausible candidate answers from a base embedding model, and retrieves context for each related entity.

Language Modeling Language Modelling +3

Golden Touchstone: A Comprehensive Bilingual Benchmark for Evaluating Financial Large Language Models

1 code implementation9 Nov 2024 XiaoJun Wu, Junxi Liu, Huanyi Su, Zhouchi Lin, Yiyan Qi, Chengjin Xu, Jiajun Su, Jiajie Zhong, Fuwei Wang, Saizhuo Wang, Fengrui Hua, Jia Li, Jian Guo

As large language models become increasingly prevalent in the financial sector, there is a pressing need for a standardized method to comprehensively assess their performance.

ChartMoE: Mixture of Expert Connector for Advanced Chart Understanding

no code implementations5 Sep 2024 Zhengzhuo Xu, Bowen Qu, Yiyan Qi, Sinan Du, Chengjin Xu, Chun Yuan, Jian Guo

Combined with the vanilla connector, we initialize different experts in four distinct ways and adopt high-quality knowledge learning to further refine the MoE connector and LLM parameters.

Chart Understanding

MLLM Is a Strong Reranker: Advancing Multimodal Retrieval-augmented Generation via Knowledge-enhanced Reranking and Noise-injected Training

2 code implementations31 Jul 2024 Zhanpeng Chen, Chengjin Xu, Yiyan Qi, Jian Guo

Multimodal Large Language Models (MLLMs) have demonstrated remarkable capabilities in processing and generating content across multiple data modalities.

RAG Reranking +2

Latent Conditional Diffusion-based Data Augmentation for Continuous-Time Dynamic Graph Model

no code implementations11 Jul 2024 Yuxing Tian, Yiyan Qi, Aiwen Jiang, Qi Huang, Jian Guo

Continuous-Time Dynamic Graph (CTDG) precisely models evolving real-world relationships, drawing heightened interest in dynamic graph learning across academia and industry.

Data Augmentation Graph Learning

Financial Knowledge Large Language Model

no code implementations29 Jun 2024 Cehao Yang, Chengjin Xu, Yiyan Qi

Secondly, we propose IDEA-FinKER, a Financial Knowledge Enhancement framework designed to facilitate the rapid adaptation of general LLMs to the financial domain, introducing a retrieval-based few-shot learning method for real-time context-level knowledge injection, and a set of high-quality financial knowledge instructions for fine-tuning any general LLM.

Few-Shot Learning Financial Analysis +5

Context Graph

no code implementations17 Jun 2024 Chengjin Xu, Muzhi Li, Cehao Yang, Xuhui Jiang, Lumingyuan Tang, Yiyan Qi, Jian Guo

Knowledge Graphs (KGs) are foundational structures in many AI applications, representing entities and their interrelations through triples.

Knowledge Graphs Question Answering

ChartBench: A Benchmark for Complex Visual Reasoning in Charts

no code implementations26 Dec 2023 Zhengzhuo Xu, Sinan Du, Yiyan Qi, Chengjin Xu, Chun Yuan, Jian Guo

Multimodal Large Language Models (MLLMs) have shown impressive capabilities in image understanding and generation.

Visual Reasoning

Natural Language Interfaces for Tabular Data Querying and Visualization: A Survey

no code implementations27 Oct 2023 Weixu Zhang, Yifei Wang, Yuanfeng Song, Victor Junqiu Wei, Yuxing Tian, Yiyan Qi, Jonathan H. Chan, Raymond Chi-Wing Wong, Haiqin Yang

This survey presents a comprehensive overview of natural language interfaces for tabular data querying and visualization, which allow users to interact with data using natural language queries.

Data Interaction Data Visualization +4

Fast Gumbel-Max Sketch and its Applications

no code implementations10 Feb 2023 Yuanming Zhang, Pinghui Wang, Yiyan Qi, Kuankuan Cheng, Junzhou Zhao, Guangjian Tian, Xiaohong Guan

The well-known Gumbel-Max Trick for sampling elements from a categorical distribution (or more generally a non-negative vector) and its variants have been widely used in areas such as machine learning and information retrieval.

Information Retrieval Retrieval

Multi-Task Fusion via Reinforcement Learning for Long-Term User Satisfaction in Recommender Systems

no code implementations9 Aug 2022 Qihua Zhang, Junning Liu, Yuzhuo Dai, Yiyan Qi, Yifan Yuan, Kunlun Zheng, Fan Huang, Xianfeng Tan

The mainstream RS ranking framework is composed of two parts: a Multi-Task Learning model (MTL) that predicts various user feedback, i. e., clicks, likes, sharings, and a Multi-Task Fusion model (MTF) that combines the multi-task outputs into one final ranking score with respect to user satisfaction.

Multi-Task Learning Recommendation Systems +1

Fast Generating A Large Number of Gumbel-Max Variables

no code implementations2 Feb 2020 Yiyan Qi, Pinghui Wang, Yuanming Zhang, Junzhou Zhao, Guangjian Tian, Xiaohong Guan

Instead of computing $k$ independent Gumbel random variables directly, we find that there exists a technique to generate these variables in descending order.

Graph Embedding Information Retrieval +1

Cannot find the paper you are looking for? You can Submit a new open access paper.