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Related papers: Caseformer: Pre-training for Legal Case Retrieval …

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Protecting privileged communications and data from disclosure is paramount for legal teams. Unrestricted legal advice, such as attorney-client communications or litigation strategy. are vital to the legal process and are exempt from…

Information Retrieval · Computer Science 2019-04-04 Peter Gronvall , Nathaniel Huber-Fliflet , Jianping Zhang , Robert Keeling , Robert Neary , Haozhen Zhao

Legal practitioners, particularly those early in their careers, face complex, high-stakes tasks that require adaptive, context-sensitive reasoning. While AI holds promise in supporting legal work, current datasets and models are narrowly…

The term legal research generally refers to the process of identifying and retrieving appropriate information necessary to support legal decision making from past case records. At present, the process is mostly manual, but some traditional…

Information Retrieval · Computer Science 2012-11-09 Mohamed Firdhous

NLP in the legal domain has seen increasing success with the emergence of Transformer-based Pre-trained Language Models (PLMs) pre-trained on legal text. PLMs trained over European and US legal text are available publicly; however, legal…

Computation and Language · Computer Science 2023-05-16 Shounak Paul , Arpan Mandal , Pawan Goyal , Saptarshi Ghosh

This paper introduces a novel code-to-code search technique that enhances the performance of Large Language Models (LLMs) by including both static and dynamic features as well as utilizing both similar and dissimilar examples during…

Software Engineering · Computer Science 2024-04-17 Anthony Saieva , Saikat Chakraborty , Gail Kaiser

This study deals with the problem of information retrieval (IR) for Vietnamese legal texts. Despite being well researched in many languages, information retrieval has still not received much attention from the Vietnamese research community.…

Computation and Language · Computer Science 2022-11-15 Nhat-Minh Pham , Ha-Thanh Nguyen , Trong-Hop Do

Pre-trained Transformer language models (LM) have become go-to text representation encoders. Prior research fine-tunes deep LMs to encode text sequences such as sentences and passages into single dense vector representations for efficient…

Computation and Language · Computer Science 2021-09-22 Luyu Gao , Jamie Callan

For many business applications that require the processing, indexing, and retrieval of professional documents such as legal briefs (in PDF format etc.), it is often essential to classify the pages of any given document into their…

Computation and Language · Computer Science 2023-04-26 Pavlos Fragkogiannis , Martina Forster , Grace E. Lee , Dell Zhang

Automated Fact-Checking has largely focused on verifying general knowledge against static corpora, overlooking high-stakes domains like law where truth is evolving and technically complex. We introduce CaseFacts, a benchmark for verifying…

Computation and Language · Computer Science 2026-04-21 Akshith Reddy Putta , Jacob Devasier , Chengkai Li

Legal QA benchmarks have predominantly focused on case law, overlooking the unique challenges of statute-centric regulatory reasoning. In statutory domains, relevant evidence is distributed across hierarchically linked documents, creating a…

Information Retrieval · Computer Science 2026-04-09 Kyubyung Chae , Jewon Yeom , Jeongjae Park , Seunghyun Bae , Ijun Jang , Hyunbin Jin , Jinkwan Jang , Taesup Kim

Legal case retrieval (LCR) is a cornerstone of real-world legal decision making, as it enables practitioners to identify precedents for a given query case. Existing approaches mainly rely on traditional lexical models and pretrained…

Information Retrieval · Computer Science 2025-10-31 Yanran Tang , Ruihong Qiu , Xue Li , Zi Huang

As the legal community increasingly examines the use of large language models (LLMs) for various legal applications, legal AI developers have turned to retrieval-augmented LLMs ("RAG" systems) to improve system performance and robustness.…

Computation and Language · Computer Science 2025-05-08 Lucia Zheng , Neel Guha , Javokhir Arifov , Sarah Zhang , Michal Skreta , Christopher D. Manning , Peter Henderson , Daniel E. Ho

Pre-trained transformers have recently clinched top spots in the gamut of natural language tasks and pioneered solutions to software engineering tasks. Even information retrieval has not been immune to the charm of the transformer, though…

Information Retrieval · Computer Science 2021-08-10 Colin B. Clement , Chen Wu , Dawn Drain , Neel Sundaresan

Reasoning-focused large language models (LLMs) are rapidly evolving across various domains, yet their capabilities in handling complex legal problems remains underexplored. In this paper, we introduce Unilaw-R1, a large language model…

Computation and Language · Computer Science 2025-12-09 Hua Cai , Shuang Zhao , Liang Zhang , Xuli Shen , Qing Xu , Weilin Shen , Zihao Wen , Tianke Ban

Generative language models (LMs) are increasingly used for document class-prediction tasks and promise enormous improvements in cost and efficiency. Existing research often examines simple classification tasks, but the capability of LMs to…

Computation and Language · Computer Science 2023-10-31 Rosamond Thalken , Edward H. Stiglitz , David Mimno , Matthew Wilkens

The goal of case-based retrieval is to assist physicians in the clinical decision making process, by finding relevant medical literature in large archives. We propose a research that aims at improving the effectiveness of case-based…

Information Retrieval · Computer Science 2018-11-28 Stefano Marchesin

The Transformer architecture and transfer learning have marked a quantum leap in natural language processing, improving the state of the art across a range of text-based tasks. This paper examines how these advancements can be applied to…

Software Engineering · Computer Science 2022-08-29 Pasquale Salza , Christoph Schwizer , Jian Gu , Harald C. Gall

Legal case retrieval plays a pivotal role in the legal domain by facilitating the efficient identification of relevant cases, supporting legal professionals and researchers to propose legal arguments and make informed decision-making. To…

Information Retrieval · Computer Science 2025-05-28 Yanran Tang , Ruihong Qiu , Zi Huang

Semantic search is an important task which objective is to find the relevant index from a database for query. It requires a retrieval model that can properly learn the semantics of sentences. Transformer-based models are widely used as…

Machine Learning · Computer Science 2022-09-28 Mingxi Tan , Alexis Rolland , Andong Tian

In this work, we conduct a detailed analysis on the performance of legal-oriented pre-trained language models (PLMs). We examine the interplay between their original objective, acquired knowledge, and legal language understanding capacities…

Computation and Language · Computer Science 2023-05-24 Ilias Chalkidis , Nicolas Garneau , Catalina Goanta , Daniel Martin Katz , Anders Søgaard