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This work proposes an industry-level omni-modal large language model (LLM) pipeline that integrates auditory, visual, and linguistic modalities to overcome challenges such as limited tri-modal datasets, high computational costs, and complex…

Models like GPT-4o enable real-time interaction with large language models (LLMs) through speech, significantly enhancing user experience compared to traditional text-based interaction. However, there is still a lack of exploration on how…

Computation and Language · Computer Science 2025-03-04 Qingkai Fang , Shoutao Guo , Yan Zhou , Zhengrui Ma , Shaolei Zhang , Yang Feng

Recent advancements in omnimodal learning have significantly improved understanding and generation across images, text, and speech, yet these developments remain predominantly confined to proprietary models. The lack of high-quality…

Computation and Language · Computer Science 2025-09-24 Run Luo , Ting-En Lin , Haonan Zhang , Yuchuan Wu , Xiong Liu , Min Yang , Yongbin Li , Longze Chen , Jiaming Li , Lei Zhang , Xiaobo Xia , Hamid Alinejad-Rokny , Fei Huang

Accurate emotion understanding in videos necessitates effectively recognizing and interpreting emotional states by integrating visual, textual, auditory, and contextual cues. Although recent Large Multimodal Models (LMMs) have exhibited…

We present a technical tutorial for building enterprise-grade realtime voice agents from first principles. While end-to-end speech-to-speech models may ultimately provide the best latency for voice agents, fully self-hosted end-to-end…

With the development of Multimodal Large Language Models (MLLMs), numerous outstanding accomplishments have emerged within the open-source community. Due to the complexity of creating and training multimodal data pairs, it is still a…

Computation and Language · Computer Science 2025-04-18 Xingguang Ji , Jiakang Wang , Hongzhi Zhang , Jingyuan Zhang , Haonan Zhou , Chenxi Sun , Yahui Liu , Qi Wang , Fuzheng Zhang

Recent progress in multimodal large language models (MLLMs) has brought AI capabilities from static offline data processing to real-time streaming interaction, yet they still remain far from human-level multimodal interaction. The key…

We introduce phi-3-mini, a 3.8 billion parameter language model trained on 3.3 trillion tokens, whose overall performance, as measured by both academic benchmarks and internal testing, rivals that of models such as Mixtral 8x7B and GPT-3.5…

Computation and Language · Computer Science 2024-09-04 Marah Abdin , Jyoti Aneja , Hany Awadalla , Ahmed Awadallah , Ammar Ahmad Awan , Nguyen Bach , Amit Bahree , Arash Bakhtiari , Jianmin Bao , Harkirat Behl , Alon Benhaim , Misha Bilenko , Johan Bjorck , Sébastien Bubeck , Martin Cai , Qin Cai , Vishrav Chaudhary , Dong Chen , Dongdong Chen , Weizhu Chen , Yen-Chun Chen , Yi-Ling Chen , Hao Cheng , Parul Chopra , Xiyang Dai , Matthew Dixon , Ronen Eldan , Victor Fragoso , Jianfeng Gao , Mei Gao , Min Gao , Amit Garg , Allie Del Giorno , Abhishek Goswami , Suriya Gunasekar , Emman Haider , Junheng Hao , Russell J. Hewett , Wenxiang Hu , Jamie Huynh , Dan Iter , Sam Ade Jacobs , Mojan Javaheripi , Xin Jin , Nikos Karampatziakis , Piero Kauffmann , Mahoud Khademi , Dongwoo Kim , Young Jin Kim , Lev Kurilenko , James R. Lee , Yin Tat Lee , Yuanzhi Li , Yunsheng Li , Chen Liang , Lars Liden , Xihui Lin , Zeqi Lin , Ce Liu , Liyuan Liu , Mengchen Liu , Weishung Liu , Xiaodong Liu , Chong Luo , Piyush Madan , Ali Mahmoudzadeh , David Majercak , Matt Mazzola , Caio César Teodoro Mendes , Arindam Mitra , Hardik Modi , Anh Nguyen , Brandon Norick , Barun Patra , Daniel Perez-Becker , Thomas Portet , Reid Pryzant , Heyang Qin , Marko Radmilac , Liliang Ren , Gustavo de Rosa , Corby Rosset , Sambudha Roy , Olatunji Ruwase , Olli Saarikivi , Amin Saied , Adil Salim , Michael Santacroce , Shital Shah , Ning Shang , Hiteshi Sharma , Yelong Shen , Swadheen Shukla , Xia Song , Masahiro Tanaka , Andrea Tupini , Praneetha Vaddamanu , Chunyu Wang , Guanhua Wang , Lijuan Wang , Shuohang Wang , Xin Wang , Yu Wang , Rachel Ward , Wen Wen , Philipp Witte , Haiping Wu , Xiaoxia Wu , Michael Wyatt , Bin Xiao , Can Xu , Jiahang Xu , Weijian Xu , Jilong Xue , Sonali Yadav , Fan Yang , Jianwei Yang , Yifan Yang , Ziyi Yang , Donghan Yu , Lu Yuan , Chenruidong Zhang , Cyril Zhang , Jianwen Zhang , Li Lyna Zhang , Yi Zhang , Yue Zhang , Yunan Zhang , Xiren Zhou

Reasoning is essential for effective communication and decision-making. While recent advances in LLMs and MLLMs have shown that incorporating explicit reasoning significantly improves understanding and generalization, reasoning in LSMs…

Computation and Language · Computer Science 2025-09-23 Zhifei Xie , Ziyang Ma , Zihang Liu , Kaiyu Pang , Hongyu Li , Jialin Zhang , Yue Liao , Deheng Ye , Chunyan Miao , Shuicheng Yan

GPT-4o, an all-encompassing model, represents a milestone in the development of large multi-modal language models. It can understand visual, auditory, and textual modalities, directly output audio, and support flexible duplex interaction.…

Audio and Speech Processing · Electrical Eng. & Systems 2024-11-06 Zhifei Xie , Changqiao Wu

Omni-modal Large Language Models (Omni-LLMs) have demonstrated strong capabilities in audio-video understanding tasks. However, their reliance on long multimodal token sequences leads to substantial computational overhead. Despite this…

Computation and Language · Computer Science 2026-05-14 Yue Ding , Yiyan Ji , Jungang Li , Xuyang Liu , Xinlong Chen , Junfei Wu , Bozhou Li , Bohan Zeng , Yang Shi , Yushuo Guan , Yuanxing Zhang , Jiaheng Liu , Qiang Liu , Pengfei Wan , Liang Wang

General Large Language Models (LLMs) excel in reasoning, but those enhanced for translation struggle with reasoning tasks. To address this, we propose a novel translationenhanced recipe that begins with instruct models and applies…

Computation and Language · Computer Science 2025-10-13 Changjiang Gao , Zixian Huang , Jingyang Gong , Shujian Huang , Lei Li , Fei Yuan

Real-time speech interaction, serving as a fundamental interface for human-machine collaboration, holds immense potential. However, current open-source models face limitations such as high costs in voice data collection, weakness in dynamic…

Computation and Language · Computer Science 2025-02-19 Ailin Huang , Boyong Wu , Bruce Wang , Chao Yan , Chen Hu , Chengli Feng , Fei Tian , Feiyu Shen , Jingbei Li , Mingrui Chen , Peng Liu , Ruihang Miao , Wang You , Xi Chen , Xuerui Yang , Yechang Huang , Yuxiang Zhang , Zheng Gong , Zixin Zhang , Hongyu Zhou , Jianjian Sun , Brian Li , Chengting Feng , Changyi Wan , Hanpeng Hu , Jianchang Wu , Jiangjie Zhen , Ranchen Ming , Song Yuan , Xuelin Zhang , Yu Zhou , Bingxin Li , Buyun Ma , Hongyuan Wang , Kang An , Wei Ji , Wen Li , Xuan Wen , Xiangwen Kong , Yuankai Ma , Yuanwei Liang , Yun Mou , Bahtiyar Ahmidi , Bin Wang , Bo Li , Changxin Miao , Chen Xu , Chenrun Wang , Dapeng Shi , Deshan Sun , Dingyuan Hu , Dula Sai , Enle Liu , Guanzhe Huang , Gulin Yan , Heng Wang , Haonan Jia , Haoyang Zhang , Jiahao Gong , Junjing Guo , Jiashuai Liu , Jiahong Liu , Jie Feng , Jie Wu , Jiaoren Wu , Jie Yang , Jinguo Wang , Jingyang Zhang , Junzhe Lin , Kaixiang Li , Lei Xia , Li Zhou , Liang Zhao , Longlong Gu , Mei Chen , Menglin Wu , Ming Li , Mingxiao Li , Mingliang Li , Mingyao Liang , Na Wang , Nie Hao , Qiling Wu , Qinyuan Tan , Ran Sun , Shuai Shuai , Shaoliang Pang , Shiliang Yang , Shuli Gao , Shanshan Yuan , Siqi Liu , Shihong Deng , Shilei Jiang , Sitong Liu , Tiancheng Cao , Tianyu Wang , Wenjin Deng , Wuxun Xie , Weipeng Ming , Wenqing He , Wen Sun , Xin Han , Xin Huang , Xiaomin Deng , Xiaojia Liu , Xin Wu , Xu Zhao , Yanan Wei , Yanbo Yu , Yang Cao , Yangguang Li , Yangzhen Ma , Yanming Xu , Yaoyu Wang , Yaqiang Shi , Yilei Wang , Yizhuang Zhou , Yinmin Zhong , Yang Zhang , Yaoben Wei , Yu Luo , Yuanwei Lu , Yuhe Yin , Yuchu Luo , Yuanhao Ding , Yuting Yan , Yaqi Dai , Yuxiang Yang , Zhe Xie , Zheng Ge , Zheng Sun , Zhewei Huang , Zhichao Chang , Zhisheng Guan , Zidong Yang , Zili Zhang , Binxing Jiao , Daxin Jiang , Heung-Yeung Shum , Jiansheng Chen , Jing Li , Shuchang Zhou , Xiangyu Zhang , Xinhao Zhang , Yibo Zhu

While state-of-the-art audio-video generation models like Veo3 and Sora2 demonstrate remarkable capabilities, their closed-source nature makes their architectures and training paradigms inaccessible. To bridge this gap in accessibility and…

Computer Vision and Pattern Recognition · Computer Science 2026-03-03 Hebeizi Li , Zihao Liang , Benyuan Sun , Zihao Yin , Xiao Sha , Chenliang Wang , Yi Yang

With the growing requirement for natural human-computer interaction, speech-based systems receive increasing attention as speech is one of the most common forms of daily communication. However, the existing speech models still experience…

Computation and Language · Computer Science 2025-10-22 Zuwei Long , Yunhang Shen , Chaoyou Fu , Heting Gao , Lijiang Li , Peixian Chen , Mengdan Zhang , Hang Shao , Jian Li , Jinlong Peng , Haoyu Cao , Ke Li , Rongrong Ji , Xing Sun

Real-time, intelligent, and natural speech interaction is an essential part of the next-generation human-computer interaction. Recent advancements have showcased the potential of building intelligent spoken chatbots based on large language…

Computation and Language · Computer Science 2025-05-06 Qingkai Fang , Yan Zhou , Shoutao Guo , Shaolei Zhang , Yang Feng

Recent advancements highlight the potential of end-to-end real-time spoken dialogue systems, showcasing their low latency and high quality. In this paper, we introduce SLAM-Omni, a timbre-controllable, end-to-end voice interaction system…

Audio and Speech Processing · Electrical Eng. & Systems 2024-12-23 Wenxi Chen , Ziyang Ma , Ruiqi Yan , Yuzhe Liang , Xiquan Li , Ruiyang Xu , Zhikang Niu , Yanqiao Zhu , Yifan Yang , Zhanxun Liu , Kai Yu , Yuxuan Hu , Jinyu Li , Yan Lu , Shujie Liu , Xie Chen

Real-world perception and interaction are inherently multimodal, encompassing not only language but also vision and speech, which motivates the development of "Omni" MLLMs that support both multimodal inputs and multimodal outputs. While a…

Machine Learning · Computer Science 2026-01-27 Dongjie Cheng , Ruifeng Yuan , Yongqi Li , Runyang You , Wenjie Wang , Liqiang Nie , Lei Zhang , Wenjie Li

We introduce LongCat-Flash-Omni, a state-of-the-art open-source omni-modal model with 560 billion parameters, excelling at real-time audio-visual interaction. By adopting a curriculum-inspired progressive training strategy that transitions…

Multimedia · Computer Science 2025-12-01 Meituan LongCat Team , Bairui Wang , Bayan , Bin Xiao , Bo Zhang , Bolin Rong , Borun Chen , Chang Wan , Chao Zhang , Chen Huang , Chen Chen , Chen Chen , Chengxu Yang , Chengzuo Yang , Cong Han , Dandan Peng , Delian Ruan , Detai Xin , Disong Wang , Dongchao Yang , Fanfan Liu , Fengjiao Chen , Fengyu Yang , Gan Dong , Gang Huang , Gang Xu , Guanglu Wan , Guoqiang Tan , Guoqiao Yu , Haibo Qiu , Hao Lu , Hongbo Liu , Hongyu Xiang , Jiaheng Wu , Jian Yang , Jiaxing Liu , Jing Huang , Jingang Wang , Jinrui Ding , Juchao Jiang , Jun Kuang , Jun Wang , Junhui Mei , Ke Ding , Kefeng Zhang , Lei Chen , Liang Shi , Limeng Qiao , Liming Zheng , Lin Ma , Liuyang Guo , Liya Ma , Luying Sun , Man Gao , Mengshen Zhu , Miao Cao , Minliang Lin , Nuo Xu , Peng Shi , Qi Zhang , Qian Fang , Qian Wang , Qian Yang , Quanxiu Wang , Rongxiang Weng , Rongxin Guo , Ruoxuan Liang , Senbin Yang , Shanbo Xu , Shanglin Lei , Shengze Ye , Shimin Chen , Shuaiqi Chen , Shujie Hu , Shuo Li , Siqi Yang , Siyu Xu , Siyu Ren , Song Li , Songxiang Liu , Tianhao Bai , Tianye Dai , Wei Hong , Wei Wang , Weixiao Zhao , Wengang Cao , Wenlong Zhu , Wenlong He , Xi Su , Xi Nan , Xiaohan Zhao , Xiaohao Wang , Xiaoyu Zhao , Xiaoyu Wang , Xiaoyu Li , Xin Pan , Xin Chen , Xiusong Sun , Xu Xiang , Xudong Xing , Xuezhi Cao , Xunliang Cai , Yang Yang , Yanli Tan , Yao Yao , Yerui Sun , Yi Chen , Yifan Lu , Yin Gong , Yining Zhang , Yitian Chen , Yiyang Gan , Yuchen Tang , Yuchen Xie , Yueqian Wang , Yuewen Zheng , Yufei Zhang , Yufeng Zhong , Yulei Qian , Yuqi Peng , Yuqian Li , Yuwei Jiang , Zeyang Hu , Zheng Zhang , Zhengkun Tian , Zhiqing Hong , Zhixiong Zeng , Zhuqi Mi , Ziran Li , Ziwen Wang , Ziyi Zhao , Ziyuan Zhuang , Zizhe Zhao