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Related papers: Baichuan-Omni-1.5 Technical Report

200 papers

We introduce OmniFlow, a novel generative model designed for any-to-any generation tasks such as text-to-image, text-to-audio, and audio-to-image synthesis. OmniFlow advances the rectified flow (RF) framework used in text-to-image models to…

Multimodal retrieval is the task of aggregating information from queries across heterogeneous modalities to retrieve desired targets. State-of-the-art multimodal retrieval models can understand complex queries, yet they are typically…

Information Retrieval · Computer Science 2026-03-25 Chuong Huynh , Manh Luong , Abhinav Shrivastava

Recently, the powerful text-to-image capabilities of ChatGPT-4o have led to growing appreciation for native multimodal large language models. However, its multimodal capabilities remain confined to images and text. Yet beyond images, the…

Computer Vision and Pattern Recognition · Computer Science 2025-06-03 Junliang Ye , Zhengyi Wang , Ruowen Zhao , Shenghao Xie , Jun Zhu

Multimodal large language models (MLLMs) have shown remarkable potential in various domains, yet their application in the medical field is hindered by several challenges. General-purpose MLLMs often lack the specialized knowledge required…

Artificial Intelligence · Computer Science 2025-09-29 Guanghao Zhu , Zhitian Hou , Zeyu Liu , Zhijie Sang , Congkai Xie , Hongxia Yang

Recently, instruction-following audio-language models have received broad attention for audio interaction with humans. However, the absence of pre-trained audio models capable of handling diverse audio types and tasks has hindered progress…

Audio and Speech Processing · Electrical Eng. & Systems 2023-12-22 Yunfei Chu , Jin Xu , Xiaohuan Zhou , Qian Yang , Shiliang Zhang , Zhijie Yan , Chang Zhou , Jingren Zhou

The general capabilities of Large Language Models (LLM) highly rely on the composition and selection on extensive pretraining datasets, treated as commercial secrets by several institutions. To mitigate this issue, we open-source the…

Recent advances in large language models (LLMs) have driven impressive progress in omni-modal understanding and generation. However, training omni-modal LLMs remains a significant challenge due to the heterogeneous model architectures…

Computation and Language · Computer Science 2025-08-08 Qianli Ma , Yaowei Zheng , Zhelun Shi , Zhongkai Zhao , Bin Jia , Ziyue Huang , Zhiqi Lin , Youjie Li , Jiacheng Yang , Yanghua Peng , Zhi Zhang , Xin Liu

Recent multimodal systems often rely on separate expert modality encoders which cause linearly scaling complexity and computational overhead with added modalities. While unified Omni-models address this via Mixture-of-Expert (MoE)…

Multimedia · Computer Science 2026-03-09 Kin Wai Lau , Yasar Abbas Ur Rehman , Lai-Man Po , Pedro Porto Buarque de Gusmão

Omni-proactive streaming video understanding, i.e., autonomously deciding when to speak and what to say from continuous audio-visual streams, is an emerging capability of omni-modal large language models. Existing benchmarks fall short in…

Computer Vision and Pattern Recognition · Computer Science 2026-05-19 Ruixiang Zhao , Jie Yang , Zijie Xin , Tianyi Wang , Fengyun Rao , Jing LYU , Xirong Li

Recently, human-computer interaction with various modalities has shown promising applications, like GPT-4o and Gemini. Given the foundational role of multimodal joint representation in understanding and generation pipelines, high-quality…

Computer Vision and Pattern Recognition · Computer Science 2024-07-17 Zehan Wang , Ziang Zhang , Hang Zhang , Luping Liu , Rongjie Huang , Xize Cheng , Hengshuang Zhao , Zhou Zhao

The scaling up has brought tremendous success in the fields of vision and language in recent years. When it comes to audio, however, researchers encounter a major challenge in scaling up the training data, as most natural audio contains…

The emergence of GPT-4o-like large multimodal models (LMMs) has raised the exploration of integrating text, vision, and speech modalities to support more flexible multimodal interaction. Existing LMMs typically concatenate representation of…

Artificial Intelligence · Computer Science 2025-06-24 Shaolei Zhang , Shoutao Guo , Qingkai Fang , Yan Zhou , Yang Feng

While large-scale omni-models have demonstrated impressive capabilities across various modalities, their strong performance heavily relies on massive multimodal data and incurs substantial computational costs. This work introduces…

Audio and Speech Processing · Electrical Eng. & Systems 2026-03-11 Dehua Tao , Xuan Luo , Daxin Tan , Kai Chen , Lanqing Hong , Jing Li , Ruifeng Xu , Xiao Chen

We introduce OmnixR, an evaluation suite designed to benchmark SoTA Omni-modality Language Models, such as GPT-4o and Gemini. Evaluating OLMs, which integrate multiple modalities such as text, vision, and audio, presents unique challenges.…

Artificial Intelligence · Computer Science 2024-10-17 Lichang Chen , Hexiang Hu , Mingda Zhang , Yiwen Chen , Zifeng Wang , Yandong Li , Pranav Shyam , Tianyi Zhou , Heng Huang , Ming-Hsuan Yang , Boqing Gong

Omni-modal reasoning is essential for intelligent systems to understand and draw inferences from diverse data sources. While existing omni-modal large language models (OLLM) excel at perceiving diverse modalities, they lack the complex…

Computer Vision and Pattern Recognition · Computer Science 2026-03-24 Yiran Guan , Sifan Tu , Dingkang Liang , Linghao Zhu , Jianzhong Ju , Zhenbo Luo , Jian Luan , Yuliang Liu , Xiang Bai

Creating AI systems that can interact with environments over long periods, similar to human cognition, has been a longstanding research goal. Recent advancements in multimodal large language models (MLLMs) have made significant strides in…

Recent advancements in omnimodal large language models (OmniLLMs) have significantly improved the comprehension of audio and video inputs. However, current evaluations primarily focus on short audio and video clips ranging from 10 seconds…

Computer Vision and Pattern Recognition · Computer Science 2026-03-20 Keda Tao , Yuhua Zheng , Jia Xu , Wenjie Du , Kele Shao , Hesong Wang , Xueyi Chen , Xin Jin , Junhan Zhu , Bohan Yu , Weiqiang Wang , Jian Liu , Can Qin , Yulun Zhang , Ming-Hsuan Yang , Huan Wang

In this report, we introduce InternVL 1.5, an open-source multimodal large language model (MLLM) to bridge the capability gap between open-source and proprietary commercial models in multimodal understanding. We introduce three simple…

We introduce Xmodel-1.5, a 1-billion-parameter multilingual large language model pretrained on 2 trillion tokens, designed for balanced performance and scalability. Unlike most large models that use the BPE tokenizer, Xmodel-1.5 employs a…

Computation and Language · Computer Science 2024-12-05 Wang Qun , Liu Yang , Lin Qingquan , Jiang Ling

Omni-modal Large Language Models (OLLMs) that process text, images, videos, and audio introduce new challenges for safety and value guardrails in human-AI interaction. Prior guardrail research largely targets unimodal settings and typically…

Artificial Intelligence · Computer Science 2025-12-03 Boyu Zhu , Xiaofei Wen , Wenjie Jacky Mo , Tinghui Zhu , Yanan Xie , Peng Qi , Muhao Chen