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Multi-modal multi-hop question answering involves answering a question by reasoning over multiple input sources from different modalities. Existing methods often retrieve evidences separately and then use a language model to generate an…

计算与语言 · 计算机科学 2023-08-08 Qian Yang , Qian Chen , Wen Wang , Baotian Hu , Min Zhang

Numerical reasoning over hybrid data containing tables and long texts has recently received research attention from the AI community. To generate an executable reasoning program consisting of math and table operations to answer a question,…

计算与语言 · 计算机科学 2022-11-24 Xiao Li , Yin Zhu , Sichen Liu , Jiangzhou Ju , Yuzhong Qu , Gong Cheng

Multimodal emotion recognition in conversation (MERC) seeks to identify the speakers' emotions expressed in each utterance, offering significant potential across diverse fields. The challenge of MERC lies in balancing speaker modeling and…

多媒体 · 计算机科学 2025-07-25 Zijian Yi , Ziming Zhao , Zhishu Shen , Tiehua Zhang

In the real-world question answering scenarios, hybrid form combining both tabular and textual contents has attracted more and more attention, among which numerical reasoning problem is one of the most typical and challenging problems.…

计算与语言 · 计算机科学 2022-10-21 Fangyu Lei , Shizhu He , Xiang Li , Jun Zhao , Kang Liu

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…

In reading comprehension, generating sentence-level distractors is a significant task, which requires a deep understanding of the article and question. The traditional entity-centered methods can only generate word-level or phrase-level…

计算与语言 · 计算机科学 2019-11-21 Xiaorui Zhou , Senlin Luo , Yunfang Wu

Existing Multi-Turn Composed Image Retrieval (MTCIR) datasets lack dialogue-history consistency and are restricted to the fashion domain. To address these limitations, we construct CIRCLED by extending FashionIQ, CIRR, and CIRCO. In…

计算机视觉与模式识别 · 计算机科学 2026-05-27 Tomohisa Takeda , Yu-Chieh Lin , Yuji Nozawa , Youyang Ng , Osamu Torii , Yusuke Matsui

Diffusion-based talking head generation has achieved remarkable visual quality, yet scaling it to long-term videos remains challenging. The widely adopted chunk-wise paradigm introduces two fundamental failures: (1) temporal-spatial…

机器学习 · 计算机科学 2026-05-12 Yuxin Lu , Jiayang Sun , Guibo Zhu , Min Cao

Recent advances in large language models have shown that autoregressive modeling can generate complex and novel sequences that have many real-world applications. However, these models must generate outputs autoregressively, which becomes…

机器学习 · 计算机科学 2023-06-05 Asier Mujika

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…

计算与语言 · 计算机科学 2018-02-19 Guozhen An , Mehrnoosh Shafiee , Davood Shamsi

Autoregressive (AR) models remain the standard for natural language generation but still suffer from high latency due to strictly sequential decoding. Recent diffusion-inspired approaches, such as LlaDA and Dream, mitigate this by…

计算与语言 · 计算机科学 2025-10-16 Qinglin Zhu , Yizhen Yao , Runcong Zhao , Yanzheng Xiang , Amrutha Saseendran , Chen Jin , Philip Teare , Bin Liang , Yulan He , Lin Gui

We propose a novel generative model to explore both local and global context for joint learning topics and topic-specific word embeddings. In particular, we assume that global latent topics are shared across documents, a word is generated…

计算与语言 · 计算机科学 2020-08-12 Lixing Zhu , Yulan He , Deyu Zhou

Neural dialogue models, despite their successes, still suffer from lack of relevance, diversity, and in many cases coherence in their generated responses. These issues can attributed to reasons including (1) short-range model architectures…

计算与语言 · 计算机科学 2019-09-06 Oluwatobi Olabiyi , Erik T. Mueller

Audio-driven talking head synthesis strives to generate lifelike video portraits from provided audio. The diffusion model, recognized for its superior quality and robust generalization, has been explored for this task. However, establishing…

多媒体 · 计算机科学 2024-09-17 Fa-Ting Hong , Yunfei Liu , Yu Li , Changyin Zhou , Fei Yu , Dan Xu

Automated radiology reporting holds immense clinical potential in alleviating the burdensome workload of radiologists and mitigating diagnostic bias. Recently, retrieval-based report generation methods have garnered increasing attention due…

计算机视觉与模式识别 · 计算机科学 2024-05-08 Junting Zhao , Yang Zhou , Zhihao Chen , Huazhu Fu , Liang Wan

In this paper, we propose a deep, globally normalized topic model that incorporates structural relationships connecting documents in socially generated corpora, such as online forums. Our model (1) captures discursive interactions along…

机器学习 · 计算机科学 2020-05-11 Nikita Srivatsan , Zachary Wojtowicz , Taylor Berg-Kirkpatrick

Generating long and coherent text is an important but challenging task, particularly for open-ended language generation tasks such as story generation. Despite the success in modeling intra-sentence coherence, existing generation models…

计算与语言 · 计算机科学 2021-05-20 Jian Guan , Xiaoxi Mao , Changjie Fan , Zitao Liu , Wenbiao Ding , Minlie Huang

Existing neural methods for data-to-text generation are still struggling to produce long and diverse texts: they are insufficient to model input data dynamically during generation, to capture inter-sentence coherence, or to generate…

计算与语言 · 计算机科学 2019-08-27 Zhihong Shao , Minlie Huang , Jiangtao Wen , Wenfei Xu , Xiaoyan Zhu

Generative models have advanced rapidly, enabling impressive talking head generation that brings AI to life. However, most existing methods focus solely on one-way portrait animation. Even the few that support bidirectional conversational…

音频与语音处理 · 电气工程与系统科学 2025-11-25 Haijie Yang , Zhenyu Zhang , Hao Tang , Jianjun Qian , Jian Yang

Generating stylized responses is essential to build intelligent and engaging dialogue systems. However, this task is far from well-explored due to the difficulties of rendering a particular style in coherent responses, especially when the…

计算与语言 · 计算机科学 2020-12-17 Yinhe Zheng , Zikai Chen , Rongsheng Zhang , Shilei Huang , Xiaoxi Mao , Minlie Huang