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Related papers: PLATO-2: Towards Building an Open-Domain Chatbot v…

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Developing agents that can follow multimodal instructions remains a fundamental challenge in robotics and AI. Although large-scale pre-training on unlabeled datasets (no language instruction) has enabled agents to learn diverse behaviors,…

Artificial Intelligence · Computer Science 2024-12-17 Shaofei Cai , Bowei Zhang , Zihao Wang , Haowei Lin , Xiaojian Ma , Anji Liu , Yitao Liang

Encoder-decoder based neural architectures serve as the basis of state-of-the-art approaches in end-to-end open domain dialog systems. Since most of such systems are trained with a maximum likelihood~(MLE) objective they suffer from issues…

The unparalleled performance of closed-sourced ChatGPT has sparked efforts towards its democratization, with notable strides made by leveraging real user and ChatGPT dialogues, as evidenced by Vicuna. However, due to challenges in gathering…

Computation and Language · Computer Science 2024-08-27 Chuyi Kong , Yaxin Fan , Xiang Wan , Feng Jiang , Benyou Wang

This full research-to-practice paper explores approaches for developing course chatbots by comparing low-code platforms and custom-coded solutions in educational contexts. With the rise of Large Language Models (LLMs) like GPT-4 and LLaMA,…

Human-Computer Interaction · Computer Science 2025-09-18 Hemil Mehta , Tanvi Raut , Kohav Yadav , Edward F. Gehringer

Large Language Models (LLMs), despite their great power in language generation, often encounter challenges when dealing with intricate and knowledge-demanding queries in specific domains. This paper introduces a novel approach to enhance…

Computation and Language · Computer Science 2023-11-20 Ruohong Zhang , Luyu Gao , Chen Zheng , Zhen Fan , Guokun Lai , Zheng Zhang , Fangzhou Ai , Yiming Yang , Hongxia Yang

The recent success of large pre-trained language models such as BERT and GPT-2 has suggested the effectiveness of incorporating language priors in downstream dialog generation tasks. However, the performance of pre-trained models on the…

Computation and Language · Computer Science 2020-04-30 Jing Gu , Qingyang Wu , Chongruo Wu , Weiyan Shi , Zhou Yu

We introduce a new approach to generative data-driven dialogue systems (e.g. chatbots) called TransferTransfo which is a combination of a Transfer learning based training scheme and a high-capacity Transformer model. Fine-tuning is…

Computation and Language · Computer Science 2019-02-05 Thomas Wolf , Victor Sanh , Julien Chaumond , Clement Delangue

With growing societal acceptance and increasing cost efficiency due to mass production, service robots are beginning to cross from the industrial to the social domain. Currently, customer service robots tend to be digital and emulate social…

Human-Computer Interaction · Computer Science 2022-06-02 Jordan J. Bird

Many users communicate with chatbots and AI assistants in order to help them with various tasks. A key component of the assistant is the ability to understand and answer a user's natural language questions for question-answering (QA).…

Computation and Language · Computer Science 2020-06-08 Anthony Colas , Trung Bui , Franck Dernoncourt , Moumita Sinha , Doo Soon Kim

Curriculum learning (CL) aims to increase the performance of a learner on a given task by applying a specialized learning strategy. This strategy focuses on either the dataset, the task, or the model. There is little to no work analysing…

Machine Learning · Computer Science 2023-11-08 Luca Scharr , Vanessa Toborek

It is crucial for large language models (LLMs) to follow instructions that involve multiple constraints. However, it is an unexplored area to enhance LLMs' ability to follow soft constraints. To bridge the gap, we initially design a…

Computation and Language · Computer Science 2025-06-03 Qingyu Ren , Jie Zeng , Qianyu He , Jiaqing Liang , Yanghua Xiao , Weikang Zhou , Zeye Sun , Fei Yu

As Artificial Intelligence (AI) becomes increasingly integrated into daily life, there is a growing need to equip the next generation with the ability to apply, interact with, evaluate, and collaborate with AI systems responsibly. Prior…

Human-Computer Interaction · Computer Science 2025-12-09 Ruiwei Xiao , Xinying Hou , Ying-Jui Tseng , Hsuan Nieu , Guanze Liao , John Stamper , Kenneth R. Koedinger

Existing dialog state tracking (DST) models are trained with dialog data in a random order, neglecting rich structural information in a dataset. In this paper, we propose to use curriculum learning (CL) to better leverage both the…

Computation and Language · Computer Science 2021-06-02 Yinpei Dai , Hangyu Li , Yongbin Li , Jian Sun , Fei Huang , Luo Si , Xiaodan Zhu

Adapting a language model into a specific domain, a.k.a `domain adaption', is a common practice when specialized knowledge, e.g. medicine, is not encapsulated in a general language model like Llama2. The challenge lies in the heterogeneity…

Many real-world open-domain conversation applications have specific goals to achieve during open-ended chats, such as recommendation, psychotherapy, education, etc. We study the problem of imposing conversational goals on open-domain chat…

Computation and Language · Computer Science 2019-05-30 Jianheng Tang , Tiancheng Zhao , Chenyan Xiong , Xiaodan Liang , Eric P. Xing , Zhiting Hu

While large language models (LLMs) are increasingly playing a pivotal role in education by providing instantaneous, adaptive responses, their potential to promote critical thinking remains understudied. In this paper, we fill such a gap and…

Human-Computer Interaction · Computer Science 2024-09-10 Lucile Favero , Juan Antonio Pérez-Ortiz , Tanja Käser , Nuria Oliver

The development of artificial agents able to learn through dialog without domain restrictions has the potential to allow machines to learn how to perform tasks in a similar manner to humans and change how we relate to them. However,…

Computation and Language · Computer Science 2022-02-08 Eugénio Ribeiro , Ricardo Ribeiro , David Martins de Matos

When faced with learning challenging new tasks, humans often follow sequences of steps that allow them to incrementally build up the necessary skills for performing these new tasks. However, in machine learning, models are most often…

Artificial Intelligence · Computer Science 2021-06-09 Otilia Stretcu , Emmanouil Antonios Platanios , Tom M. Mitchell , Barnabás Póczos

Advancements in large language models (LLMs) have enabled the development of intelligent educational tools that support inquiry-based learning across technical domains. In cybersecurity education, where accuracy and safety are paramount,…

We demonstrate that a developmentally ordered curriculum markedly improves reasoning transparency and sample-efficiency in small language models (SLMs). Concretely, we train Cognivolve, a 124 M-parameter GPT-2 model, on a four-stage…

Computation and Language · Computer Science 2025-05-20 Xiang Fu