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In this paper, we present ChatPLUG, a Chinese open-domain dialogue system for digital human applications that instruction finetunes on a wide range of dialogue tasks in a unified internet-augmented format. Different from other open-domain…

The emergence of large language models (LLMs) has opened new opportunities for creating dynamic non-player characters (NPCs) in gaming environments, enabling both functional task execution and persona-consistent dialogue generation. In this…

Commonsense reasoning is omnipresent in human communications and thus is an important feature for open-domain dialogue systems. However, evaluating commonsense in dialogue systems is still an open challenge. We take the first step by…

Computation and Language · Computer Science 2023-11-06 Sarik Ghazarian , Yijia Shao , Rujun Han , Aram Galstyan , Nanyun Peng

Accurate automatic evaluation metrics for open-domain dialogs are in high demand. Existing model-based metrics for system response evaluation are trained on human annotated data, which is cumbersome to collect. In this work, we propose to…

Computation and Language · Computer Science 2022-03-29 Sarik Ghazarian , Behnam Hedayatnia , Alexandros Papangelis , Yang Liu , Dilek Hakkani-Tur

Large pre-trained language models have exhibited unprecedented capabilities in producing high-quality text via prompting techniques. This fact introduces new possibilities for data collection and annotation, particularly in situations where…

Computation and Language · Computer Science 2023-05-25 Tiziano Labruna , Sofia Brenna , Andrea Zaninello , Bernardo Magnini

Dialog evaluation is a challenging problem, especially for non task-oriented dialogs where conversational success is not well-defined. We propose to evaluate dialog quality using topic-based metrics that describe the ability of a…

Computation and Language · Computer Science 2018-01-12 Fenfei Guo , Angeliki Metallinou , Chandra Khatri , Anirudh Raju , Anu Venkatesh , Ashwin Ram

In this paper, we introduce the first evaluation of Chinese human-computer dialogue technology. We detail the evaluation scheme, tasks, metrics and how to collect and annotate the data for training, developing and test. The evaluation…

Computation and Language · Computer Science 2019-12-03 Wei-Nan Zhang , Zhigang Chen , Wanxiang Che , Guoping Hu , Ting Liu

User engagement is a critical metric for evaluating the quality of open-domain dialogue systems. Prior work has focused on conversation-level engagement by using heuristically constructed features such as the number of turns and the total…

Computation and Language · Computer Science 2020-01-27 Sarik Ghazarian , Ralph Weischedel , Aram Galstyan , Nanyun Peng

There has been growing interest in using neural networks and deep learning techniques to create dialogue systems. Conversational recommendation is an interesting setting for the scientific exploration of dialogue with natural language as…

Machine Learning · Computer Science 2019-03-05 Raymond Li , Samira Kahou , Hannes Schulz , Vincent Michalski , Laurent Charlin , Chris Pal

We introduce Dynatask: an open source system for setting up custom NLP tasks that aims to greatly lower the technical knowledge and effort required for hosting and evaluating state-of-the-art NLP models, as well as for conducting model in…

At the heart of improving conversational AI is the open problem of how to evaluate conversations. Issues with automatic metrics are well known (Liu et al., 2016, arXiv:1603.08023), with human evaluations still considered the gold standard.…

Computation and Language · Computer Science 2022-01-14 Eric Michael Smith , Orion Hsu , Rebecca Qian , Stephen Roller , Y-Lan Boureau , Jason Weston

In this technical report, we present TeleChat, a collection of large language models (LLMs) with parameters of 3 billion, 7 billion and 12 billion. It includes pretrained language models as well as fine-tuned chat models that is aligned…

Large-scale language models (LLMs), such as ChatGPT, are becoming increasingly sophisticated and exhibit human-like capabilities, playing an essential role in assisting humans in a variety of everyday tasks. An important application of AI…

Computers and Society · Computer Science 2023-12-07 Yugen Sato , Taisei Nakajima , Tatsuki Kawamoto , Tomohiro Takagi

Standard single-turn, static benchmarks fall short in evaluating the nuanced capabilities of Large Language Models (LLMs) on complex tasks such as software engineering. In this work, we propose a novel interactive evaluation framework that…

Artificial Intelligence · Computer Science 2025-08-27 Dimitrios Rontogiannis , Maxime Peyrard , Nicolas Baldwin , Martin Josifoski , Robert West , Dimitrios Gunopulos

We propose a new task of conversational recommendation over multi-type dialogs, where the bots can proactively and naturally lead a conversation from a non-recommendation dialog (e.g., QA) to a recommendation dialog, taking into account…

Computation and Language · Computer Science 2020-05-25 Zeming Liu , Haifeng Wang , Zheng-Yu Niu , Hua Wu , Wanxiang Che , Ting Liu

Instant-messaging human social chat typically progresses through a sequence of short messages. Existing step-by-step AI chatting systems typically split a one-shot generation into multiple messages and send them sequentially, but they lack…

Computation and Language · Computer Science 2026-01-12 Hao Yang , Hongyuan Lu , Dingkang Yang , Wenliang Yang , Peng Sun , Xiaochuan Zhang , Jun Xiao , Kefan He , Wai Lam , Yang Liu , Xinhua Zeng

We propose a novel preference alignment framework for improving spoken dialogue models on real-time conversations from user interactions. Current preference learning methods primarily focus on text-based language models, and are not…

Computation and Language · Computer Science 2025-06-27 Anne Wu , Laurent Mazaré , Neil Zeghidour , Alexandre Défossez

Current dialogue summarization systems usually encode the text with a number of general semantic features (e.g., keywords and topics) to gain more powerful dialogue modeling capabilities. However, these features are obtained via open-domain…

Computation and Language · Computer Science 2021-05-31 Xiachong Feng , Xiaocheng Feng , Libo Qin , Bing Qin , Ting Liu

Text prompt is the most common way for human-generative AI (GenAI) communication. Though convenient, it is challenging to convey fine-grained and referential intent. One promising solution is to combine text prompts with precise GUI…

Human-Computer Interaction · Computer Science 2026-02-25 Leixian Shen , Yifang Wang , Huamin Qu , Xing Xie , Haotian Li

Existing dialogue corpora and models are typically designed under two disjoint motives: while task-oriented systems focus on achieving functional goals (e.g., booking hotels), open-domain chatbots aim at making socially engaging…

Computation and Language · Computer Science 2021-05-04 Kai Sun , Seungwhan Moon , Paul Crook , Stephen Roller , Becka Silvert , Bing Liu , Zhiguang Wang , Honglei Liu , Eunjoon Cho , Claire Cardie