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Customer-service question answering (QA) systems increasingly rely on conversational language understanding. While Large Language Models (LLMs) achieve strong performance, their high computational cost and deployment constraints limit…

Computation and Language · Computer Science 2026-05-04 Lakshan Cooray , Deshan Sumanathilaka , Pattigadapa Venkatesh Raju

Semantic caching significantly reduces computational costs and improves efficiency by storing and reusing large language model (LLM) responses. However, existing systems rely primarily on matching individual queries, lacking awareness of…

Computation and Language · Computer Science 2025-07-16 Jianxin Yan , Wangze Ni , Lei Chen , Xuemin Lin , Peng Cheng , Zhan Qin , Kui Ren

Automatic translation systems offer a powerful solution to bridge language barriers in scenarios where participants do not share a common language. However, these systems can introduce errors leading to misunderstandings and conversation…

Computation and Language · Computer Science 2025-07-01 José Pombal , Sweta Agrawal , Patrick Fernandes , Emmanouil Zaranis , André F. T. Martins

The rapid increase in unstructured data across various fields has made multi-document comprehension and summarization a critical task. Traditional approaches often fail to capture relevant context, maintain logical consistency, and extract…

Computation and Language · Computer Science 2024-09-30 Aditi Godbole , Jabin Geevarghese George , Smita Shandilya

Large language models (LLMs) are increasingly strong contenders in machine translation. In this work, we focus on document-level translation, where some words cannot be translated without context from outside the sentence. Specifically, we…

Computation and Language · Computer Science 2025-02-17 Wafaa Mohammed , Vlad Niculae

Long document summarization poses a significant challenge in natural language processing due to input lengths that exceed the capacity of most state-of-the-art pre-trained language models. This study proposes a hierarchical framework that…

Computation and Language · Computer Science 2024-10-10 Yuan-Jhe Yin , Bo-Yu Chen , Berlin Chen

Dialog summarization has become increasingly important in managing and comprehending large-scale conversations across various domains. This task presents unique challenges in capturing the key points, context, and nuances of multi-turn long…

Computation and Language · Computer Science 2024-02-28 Ankan Mullick , Ayan Kumar Bhowmick , Raghav R , Ravi Kokku , Prasenjit Dey , Pawan Goyal , Niloy Ganguly

Recently, large language models (LLMs), such as GPT-4, stand out remarkable conversational abilities, enabling them to engage in dynamic and contextually relevant dialogues across a wide range of topics. However, given a long conversation,…

Computation and Language · Computer Science 2025-08-26 Qingyue Wang , Yanhe Fu , Yanan Cao , Shuai Wang , Zhiliang Tian , Liang Ding

Despite the popularity of the large language models (LLMs), their application to machine translation is relatively underexplored, especially in context-aware settings. This work presents a literature review of context-aware translation with…

Computation and Language · Computer Science 2025-06-10 Ramakrishna Appicharla , Baban Gain , Santanu Pal , Asif Ekbal

Effective conversational search demands a deep understanding of user intent across multiple dialogue turns. Users frequently use abbreviations and shift topics in the middle of conversations, posing challenges for conventional retrievers.…

Information Retrieval · Computer Science 2025-09-25 Seunghan Yang , Juntae Lee , Jihwan Bang , Kyuhong Shim , Minsoo Kim , Simyung Chang

Summarization of multi-party dialogues is a critical capability in industry, enhancing knowledge transfer and operational effectiveness across many domains. However, automatically generating high-quality summaries is challenging, as the…

In second language learning, scenario-based conversation practice is important for language learners to achieve fluency in speaking, but students often lack sufficient opportunities to practice their conversational skills with qualified…

Computation and Language · Computer Science 2024-04-01 Shuyao Xu , Long Qin , Tianyang Chen , Zhenzhou Zha , Bingxue Qiu , Weizhi Wang

Sentence-level (SL) machine translation (MT) has reached acceptable quality for many high-resourced languages, but not document-level (DL) MT, which is difficult to 1) train with little amount of DL data; and 2) evaluate, as the main…

Computation and Language · Computer Science 2020-12-14 Matīss Rikters , Ryokan Ri , Tong Li , Toshiaki Nakazawa

Large language models (LLMs) have emerged as strong contenders in machine translation.Yet, they still struggle to adequately handle discourse phenomena, such as pronoun resolution and lexical cohesion at the document level. In this study,…

Computation and Language · Computer Science 2025-10-09 Wafaa Mohammed , Vlad Niculae , Chrysoula Zerva

We propose a novel framework for summarizing structured enterprise data across multiple dimensions using large language model (LLM)-based agents. Traditional table-to-text models often lack the capacity to reason across hierarchical…

Artificial Intelligence · Computer Science 2025-08-12 Amit Dhanda

In a customer service system, dialogue summarization can boost service efficiency by automatically creating summaries for long spoken dialogues in which customers and agents try to address issues about specific topics. In this work, we…

Computation and Language · Computer Science 2021-06-28 Yicheng Zou , Lujun Zhao , Yangyang Kang , Jun Lin , Minlong Peng , Zhuoren Jiang , Changlong Sun , Qi Zhang , Xuanjing Huang , Xiaozhong Liu

Query understanding in Conversational Information Seeking (CIS) involves accurately interpreting user intent through context-aware interactions. This includes resolving ambiguities, refining queries, and adapting to evolving information…

Computation and Language · Computer Science 2025-04-10 Yifei Yuan , Zahra Abbasiantaeb , Yang Deng , Mohammad Aliannejadi

Question-answering (QA) is a significant application of Large Language Models (LLMs), shaping chatbot capabilities across healthcare, education, and customer service. However, widespread LLM integration presents a challenge for small…

Computation and Language · Computer Science 2023-09-06 Md Adnan Arefeen , Biplob Debnath , Srimat Chakradhar

Code-switching (CS) poses a significant challenge for Large Language Models (LLMs), yet its comprehensibility remains underexplored in LLMs. We introduce CS-Sum, to evaluate the comprehensibility of CS by the LLMs through CS dialogue to…

Computation and Language · Computer Science 2025-05-21 Sathya Krishnan Suresh , Tanmay Surana , Lim Zhi Hao , Eng Siong Chng

A straightforward approach to context-aware neural machine translation consists in feeding the standard encoder-decoder architecture with a window of consecutive sentences, formed by the current sentence and a number of sentences from its…

Computation and Language · Computer Science 2022-10-25 Lorenzo Lupo , Marco Dinarelli , Laurent Besacier
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