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This study investigates an explainable reasoning method for financial decision-making based on knowledge-enhanced large language model agents. To address the limitations of traditional financial decision methods that rely on parameterized…

计算与语言 · 计算机科学 2025-12-11 Qingyuan Zhang , Yuxi Wang , Cancan Hua , Yulin Huang , Ning Lyu

Large language models (LLMs) are capable of generating coherent summaries from very long contexts given a user query, and extracting and citing evidence spans helps improve the trustworthiness of these summaries. Whereas previous work has…

计算与语言 · 计算机科学 2025-10-31 Dustin Wright , Zain Muhammad Mujahid , Lu Wang , Isabelle Augenstein , David Jurgens

In this paper, we study the problem of extracting variable-depth "logical document hierarchy" from long documents, namely organizing the recognized "physical document objects" into hierarchical structures. The discovery of logical document…

信息检索 · 计算机科学 2021-05-21 Rongyu Cao , Yixuan Cao , Ganbin Zhou , Ping Luo

In enterprise settings, efficiently retrieving relevant information from large and complex knowledge bases is essential for operational productivity and informed decision-making. This research presents a systematic empirical framework for…

The rapid proliferation of large language models (LLMs) has created an unprecedented demand for fine-tuning models for specialized domains, such as medical science. While federated learning (FL) offers a decentralized and privacy-preserving…

机器学习 · 计算机科学 2025-06-25 Amir Faiyaz , Tara Salman

The rapid advancements in Large Language Models (LLMs) have unlocked transformative possibilities in natural language processing, particularly within the financial sector. Financial data is often embedded in intricate relationships across…

统计金融 · 定量金融 2026-05-21 Alejandro Lopez-Lira , Jihoon Kwon , Sangwoon Yoon , Jy-yong Sohn , Chanyeol Choi

Many business documents processed in modern NLP and IR pipelines are visually rich: in addition to text, their semantics can also be captured by visual traits such as layout, format, and fonts. We study the problem of information extraction…

计算与语言 · 计算机科学 2020-05-25 Mengxi Wei , Yifan He , Qiong Zhang

The paper considers the possibility to fine-tune Llama 2 GPT large language model (LLM) for the multitask analysis of financial news. For fine-tuning, the PEFT/LoRA based approach was used. In the study, the model was fine-tuned for the…

计算与语言 · 计算机科学 2023-09-12 Bohdan M. Pavlyshenko

As large language models continue to develop and expand, the extensive public data they rely on faces the risk of depletion. Consequently, leveraging private data within organizations to enhance the performance of large models has emerged…

机器学习 · 计算机科学 2025-11-11 Dongcheng Li , Junhan Chen , Aoxiang Zhou , Chunpei Li , Youquan Xian , Peng Liu , Xianxian Li

Effective personalization on large-scale job platforms requires modeling members based on heterogeneous textual sources, including profiles, professional data, and search activity logs. As recommender systems increasingly adopt Large…

信息检索 · 计算机科学 2026-02-10 Rajat Arora , Ye Tao , Jianqiang Shen , Ping Liu , Muchen Wu , Qianqi Shen , Benjamin Le , Fedor Borisyuk , Jingwei Wu , Wenjing Zhang

Financial question answering (QA) over long corporate filings requires evidence to satisfy strict constraints on entities, financial metrics, fiscal periods, and numeric values. However, existing LLM-based rerankers primarily optimize…

信息检索 · 计算机科学 2026-05-01 Yixi Zhou , Fan Zhang , Yu Chen , Haipeng Zhang , Preslav Nakov , Zhuohan Xie

Long context understanding remains challenging for large language models due to their limited context windows. This paper introduces Long Input Fine-Tuning (LIFT), a novel framework for long-context modeling that can enhance the…

计算与语言 · 计算机科学 2026-04-14 Yansheng Mao , Yufei Xu , Jiaqi Li , Fanxu Meng , Haotong Yang , Zilong Zheng , Xiyuan Wang , Muhan Zhang

Researchers and financial professionals require robust computerized tools that allow users to rapidly operationalize and assess the semantic textual content in financial news. However, existing methods commonly work at the document-level…

信息检索 · 计算机科学 2019-01-03 Bernhard Lutz , Nicolas Pröllochs , Dirk Neumann

Hierarchical neural architectures are often used to capture long-distance dependencies and have been applied to many document-level tasks such as summarization, document segmentation, and sentiment analysis. However, effective usage of such…

计算与语言 · 计算机科学 2019-01-29 Ming-Wei Chang , Kristina Toutanova , Kenton Lee , Jacob Devlin

Segment-level disclosures are a central component of financial reporting, providing insight into firms' internal organization and the allocation of economic activities across operating units. However, segment information is often presented…

计算与语言 · 计算机科学 2026-05-26 Yue Liu , Zhiyuan Cheng , Longying Lai

Recent advances in large language models (LLMs) have unlocked novel opportunities for machine learning applications in the financial domain. These models have demonstrated remarkable capabilities in understanding context, processing vast…

综合金融 · 定量金融 2024-06-19 Yuqi Nie , Yaxuan Kong , Xiaowen Dong , John M. Mulvey , H. Vincent Poor , Qingsong Wen , Stefan Zohren

The adoption of Deep Neural Networks (DNNs) has greatly benefited Natural Language Processing (NLP) during the past decade. However, the demands of long document analysis are quite different from those of shorter texts, while the ever…

计算与语言 · 计算机科学 2024-03-18 Dimitrios Tsirmpas , Ioannis Gkionis , Georgios Th. Papadopoulos , Ioannis Mademlis

Recent approaches in literature have exploited the multi-modal information in documents (text, layout, image) to serve specific downstream document tasks. However, they are limited by their - (i) inability to learn cross-modal…

计算与语言 · 计算机科学 2022-01-06 Subhojeet Pramanik , Shashank Mujumdar , Hima Patel

Large, pre-trained transformer models like BERT have achieved state-of-the-art results on document understanding tasks, but most implementations can only consider 512 tokens at a time. For many real-world applications, documents can be much…

计算与语言 · 计算机科学 2021-07-20 Allison Hegel , Marina Shah , Genevieve Peaslee , Brendan Roof , Emad Elwany

Collecting labeled datasets in finance is challenging due to scarcity of domain experts and higher cost of employing them. While Large Language Models (LLMs) have demonstrated remarkable performance in data annotation tasks on general…