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In this paper we show how we have achieved the state-of-the-art performance on the industry-standard NIST 2000 Hub5 English evaluation set. We explore densely connected LSTMs, inspired by the densely connected convolutional networks…

Computation and Language · Computer Science 2018-04-11 Kyu J. Han , Akshay Chandrashekaran , Jungsuk Kim , Ian Lane

To build a satisfying chatbot that has the ability of managing a goal-oriented multi-turn dialogue, accurate modeling of human conversation is crucial. In this paper we concentrate on the task of response selection for multi-turn…

Computation and Language · Computer Science 2018-02-19 Guozhen An , Mehrnoosh Shafiee , Davood Shamsi

Conversational agents ("bots") are beginning to be widely used in conversational interfaces. To design a system that is capable of emulating human-like interactions, a conversational layer that can serve as a fabric for chat-like…

Artificial Intelligence · Computer Science 2016-06-23 Abhay Prakash , Chris Brockett , Puneet Agrawal

This study investigates the use of Artificial Intelligence (AI)-powered, multi-role chatbots as a means to enhance learning experiences and foster engagement in computer science education. Leveraging a design-based research approach, we…

Artificial Intelligence · Computer Science 2023-08-09 Cassie Chen Cao , Zijian Ding , Jionghao Lin , Frank Hopfgartner

Is chatbot able to completely replace the human agent? The short answer could be - "it depends...". For some challenging cases, e.g., dialogue's topical spectrum spreads beyond the training corpus coverage, the chatbot may malfunction and…

Computation and Language · Computer Science 2020-12-15 Jiawei Liu , Zhe Gao , Yangyang Kang , Zhuoren Jiang , Guoxiu He , Changlong Sun , Xiaozhong Liu , Wei Lu

The ubiquity of offensive content on social media is a growing cause for concern among companies and government organizations. Recently, transformer-based models such as BERT, XLNET, and XLM-R have achieved state-of-the-art performance in…

Computation and Language · Computer Science 2023-12-07 Tharindu Ranasinghe , Marcos Zampieri

Driven by ongoing improvements in machine learning, chatbots have increasingly grown from experimental interface prototypes to reliable and robust tools for process automation. Building on these advances, companies have identified various…

Human-Computer Interaction · Computer Science 2023-02-02 Alessandro Casadei , Stephan Schlögl , Markus Bergmann

ChatGPT has shown the potential of emerging general artificial intelligence capabilities, as it has demonstrated competent performance across many natural language processing tasks. In this work, we evaluate the capabilities of ChatGPT to…

Computation and Language · Computer Science 2023-03-07 Mostafa M. Amin , Erik Cambria , Björn W. Schuller

Personal assistant systems, such as Apple Siri, Google Assistant, Amazon Alexa, and Microsoft Cortana, are becoming ever more widely used. Understanding user intent such as clarification questions, potential answers and user feedback in…

Information Retrieval · Computer Science 2020-02-06 Liu Yang , Minghui Qiu , Chen Qu , Cen Chen , Jiafeng Guo , Yongfeng Zhang , W. Bruce Croft , Haiqing Chen

We propose novel AI-empowered chat bots for learning as conversation where a user does not read a passage but gains information and knowledge through conversation with a teacher bot. Our information-acquisition-oriented dialogue system…

Computation and Language · Computer Science 2022-05-31 Pengshan Cai , Hui Wan , Fei Liu , Mo Yu , Hong Yu , Sachindra Joshi

Emotion and intent recognition from speech is essential and has been widely investigated in human-computer interaction. The rapid development of social media platforms, chatbots, and other technologies has led to a large volume of speech…

Sound · Computer Science 2025-07-11 Zhao Ren , Rathi Adarshi Rammohan , Kevin Scheck , Sheng Li , Tanja Schultz

With the rise of online education platforms, there is a growing abundance of educational content across various domain. It can be difficult to navigate the numerous available resources to find the most suitable training, especially in…

Computation and Language · Computer Science 2024-12-03 Batuhan Sariturk , Rabia Bayraktar , Merve Elmas Erdem

Task-oriented dialogue focuses on conversational agents that participate in user-initiated dialogues on domain-specific topics. In contrast to chatbots, which simply seek to sustain open-ended meaningful discourse, existing task-oriented…

Computation and Language · Computer Science 2017-08-16 Mihail Eric , Christopher D. Manning

Pre-trained code models have emerged as crucial tools in various code intelligence tasks. However, their effectiveness depends on the quality of the pre-training dataset, particularly the human reference comments, which serve as a bridge…

Software Engineering · Computer Science 2023-12-27 Kang Yang , Xinjun Mao , Shangwen Wang , Tanghaoran Zhang , Bo Lin , Yanlin Wang , Yihao Qin , Zhang Zhang , Xiaoguang Mao

This paper introduces a simple yet effective data-centric approach for the task of improving persona-conditioned dialogue agents. Prior model-centric approaches unquestioningly depend on the raw crowdsourced benchmark datasets such as…

Computation and Language · Computer Science 2022-02-17 Minju Kim , Beong-woo Kwak , Youngwook Kim , Hong-in Lee , Seung-won Hwang , Jinyoung Yeo

We introduce a methodology for assigning quantifiable and psychometrically validated personalities to AI-Agents using the Big Five framework. Across three studies, we evaluate its feasibility and limitations. In Study 1, we show that large…

Artificial Intelligence · Computer Science 2025-11-17 Muhua Huang , Xijuan Zhang , Christopher Soto , James Evans

In 2022, with the release of ChatGPT, large-scale language models gained widespread attention. ChatGPT not only surpassed previous models in terms of parameters and the scale of its pretraining corpus but also achieved revolutionary…

Artificial Intelligence · Computer Science 2024-11-13 Yiming Ju , Huanhuan Ma

Design decisions are at the core of software engineering and appear in Q\&A forums, mailing lists, pull requests, issue trackers, and commit messages. Design discussions spanning a project's history provide valuable information for informed…

Software Engineering · Computer Science 2026-03-20 Lawrence Arkoh , Daniel Feitosa , Wesley K. G. Assunção

Human-LLM conversations are increasingly becoming more pervasive in peoples' professional and personal lives, yet many users still struggle to elicit helpful responses from LLM Chatbots. One of the reasons for this issue is users' lack of…

Computation and Language · Computer Science 2025-06-26 Rupak Sarkar , Bahareh Sarrafzadeh , Nirupama Chandrasekaran , Nagu Rangan , Philip Resnik , Longqi Yang , Sujay Kumar Jauhar

As AI becomes more integral in our lives, the need for transparency and responsibility grows. While natural language explanations (NLEs) are vital for clarifying the reasoning behind AI decisions, evaluating them through human judgments is…

Computation and Language · Computer Science 2024-03-27 Fan Huang , Haewoon Kwak , Kunwoo Park , Jisun An