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We propose two new methods for multi-document financial question answering. First, a method that uses semantic tagging, and then, queries the index to get the context (RAG_SEM). And second, a Knowledge Graph (KG_RAG) based method that uses…

Information Retrieval · Computer Science 2024-11-13 Shalin Shah , Srikanth Ryali , Ramasubbu Venkatesh

Queries to large language models (LLMs) can be divided into two parts: the instruction/question and the accompanying context. The context for retrieval-augmented generation (RAG) systems in most benchmarks comes from Wikipedia-like texts…

Computation and Language · Computer Science 2025-07-01 Benjamin Reichman , Adar Avsian , Kartik Talamadupula , Toshish Jawale , Larry Heck

The rapid evolution of communication technologies has led to an explosion of standards, rendering traditional expert-dependent consultation methods inefficient and slow. To address this challenge, we propose \textbf{KG2QA}, a question…

Computation and Language · Computer Science 2025-10-16 Zhongze Luo , Weixuan Wan , Tianya Zhang , Dan Wang , Xiaoying Tang

Graph Retrieval Augmented Generation (GRAG) is a novel paradigm that takes the naive RAG system a step further by integrating graph information, such as knowledge graph (KGs), into large-scale language models (LLMs) to mitigate…

Artificial Intelligence · Computer Science 2025-01-27 Xujian Liang , Zhaoquan Gu

While textual information significantly enhances the performance of pre-trained language models (PLMs) in knowledge graph completion (KGC), the static and noisy nature of existing corpora collected from Wikipedia articles or synsets…

Computation and Language · Computer Science 2024-02-27 Dawei Li , Zhen Tan , Tianlong Chen , Huan Liu

Long-sequence causal reasoning seeks to uncover causal relationships within extended time series data but is hindered by complex dependencies and the challenges of validating causal links. To address the limitations of large-scale language…

Computation and Language · Computer Science 2025-01-03 Yuxuan Zhang , Yulong Li , Zichen Yu , Feilong Tang , Zhixiang Lu , Chong Li , Kang Dang , Jionglong Su

Integrating structured knowledge from tabular formats poses significant challenges within natural language processing (NLP), mainly when dealing with complex, semi-structured tables like those found in the FeTaQA dataset. These tables…

Computation and Language · Computer Science 2024-10-31 Hossein Sholehrasa , Sanaz Saki Norouzi , Pascal Hitzler , Majid Jaberi-Douraki

Pre-trained large language models (PLLMs) like OpenAI ChatGPT and Google Gemini face challenges such as inaccurate factual recall, hallucinations, biases, and future data leakage for temporal Knowledge Graph (tKG) forecasting. To address…

Computation and Language · Computer Science 2024-08-27 Geethan Sannidhi , Sagar Srinivas Sakhinana , Venkataramana Runkana

Recent advances in Large Language Models (LLMs) have enabled workflows that generate SystemVerilog Assertions (SVAs) from natural-language specifications, with the potential to accelerate Formal Verification (FV). However, high-quality…

Artificial Intelligence · Computer Science 2026-05-08 Vaisakh Naduvodi Viswambharan , Keerthan Kopparam Radhakrishna , Deepak Narayan Gadde , Aman Kumar

This study offers an initial evaluation of a human-in-the-loop system leveraging GPT-4 (a large language model or LLM), and Retrieval-Augmented Generation (RAG) to identify and define jargon terms in scientific abstracts, based on readers'…

Computation and Language · Computer Science 2024-10-17 Sachita Nishal , Eric Lee , Nicholas Diakopoulos

Social media user profiling through content analysis is crucial for tasks like misinformation detection, engagement prediction, hate speech monitoring, and user behavior modeling. However, existing profiling techniques, including tweet…

Social and Information Networks · Computer Science 2025-05-12 Vahid Rahimzadeh , Ali Hamzehpour , Azadeh Shakery , Masoud Asadpour

Temporal knowledge graphs (TKGs) support reasoning over time-evolving facts, yet state-of-the-art models are often computationally heavy and costly to deploy. Existing compression and distillation techniques are largely designed for static…

Computation and Language · Computer Science 2026-02-17 Wang Xing , Wei Song , Siyu Lin , Chen Wu , Man Wang

The advent of Large Language Models (LLMs) has revolutionized natural language processing. However, these models face challenges in retrieving precise information from vast datasets. Retrieval-Augmented Generation (RAG) was developed to…

Information Retrieval · Computer Science 2025-03-04 Yuxin Yang , Haoyang Wu , Tao Wang , Jia Yang , Hao Ma , Guojie Luo

Large language models have become integral to question-answering applications despite their propensity for generating hallucinations and factually inaccurate content. Querying knowledge graphs to reduce hallucinations in LLM meets the…

Computation and Language · Computer Science 2024-06-26 Tong Zhou , Yubo Chen , Kang Liu , Jun Zhao

Although large language models (LLMs) have achieved significant success in various tasks, they often struggle with hallucination problems, especially in scenarios requiring deep and responsible reasoning. These issues could be partially…

Computation and Language · Computer Science 2024-03-26 Jiashuo Sun , Chengjin Xu , Lumingyuan Tang , Saizhuo Wang , Chen Lin , Yeyun Gong , Lionel M. Ni , Heung-Yeung Shum , Jian Guo

Causality detection and mining are important tasks in information retrieval due to their enormous use in information extraction, and knowledge graph construction. To solve these tasks, in existing literature there exist several solutions --…

Computation and Language · Computer Science 2025-06-02 Thushara Manjari Naduvilakandy , Hyeju Jang , Mohammad Al Hasan

Evaluating the open-form textual responses generated by Large Language Models (LLMs) typically requires measuring the semantic similarity of the response to a (human generated) reference. However, there is evidence that current semantic…

Artificial Intelligence · Computer Science 2025-11-26 Qiyao Wei , Edward Morrell , Lea Goetz , Mihaela van der Schaar

Networked environments shape how information embedded in narratives influences individual and group beliefs and behavior. This raises key questions about how group communication around narrative media impacts belief formation and how such…

Social and Information Networks · Computer Science 2025-11-03 Abha Jha , J. Hunter Priniski , Carolyn Steinle , Fred Morstatter

During disasters, extracting causal relations from social media can strengthen situational awareness by identifying factors linked to casualties, physical damage, infrastructure disruption, and cascading impacts. However, disaster-related…

Computation and Language · Computer Science 2026-05-13 Ujun Jeong , Saketh Vishnubhatla , Bohan Jiang , Andre Harrison , Adrienne Raglin , Huan Liu

Citation Text Generation (CTG) is a task in natural language processing (NLP) that aims to produce text that accurately cites or references a cited document within a source document. In CTG, the generated text draws upon contextual cues…

Computation and Language · Computer Science 2024-04-16 Avinash Anand , Mohit Gupta , Kritarth Prasad , Ujjwal Goel , Naman Lal , Astha Verma , Rajiv Ratn Shah
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