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Video Large Language Models (VideoLLMs) have shown remarkable progress in video understanding. However, these models still struggle to effectively perceive and exploit rich temporal information in videos when responding to user queries.…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Chang-Hsun Wu , Kai-Po Chang , Yu-Yang Sheng , Hung-Kai Chung , Kuei-Chun Wang , Yu-Chiang Frank Wang

Recently, multimodal large language models (MLLMs) have demonstrated remarkable performance in visual-language tasks. However, the authenticity of the responses generated by MLLMs is often compromised by object hallucinations. We identify…

Computer Vision and Pattern Recognition · Computer Science 2025-03-20 Shuo Li , Jiajun Sun , Guodong Zheng , Xiaoran Fan , Yujiong Shen , Yi Lu , Zhiheng Xi , Yuming Yang , Wenming Tan , Tao Ji , Tao Gui , Qi Zhang , Xuanjing Huang

Video Denoising is one of the fundamental tasks of any videoprocessing pipeline. It is different from image denoising due to the tem-poral aspects of video frames, and any image denoising approach appliedto videos will result in flickering.…

Image and Video Processing · Electrical Eng. & Systems 2020-08-28 Aryansh Omray , Samyak Jain , Utsav Krishnan , Pratik Chattopadhyay

Large Language Models (LLMs) are prone to generating plausible yet incorrect responses, known as hallucinations. Effectively detecting hallucinations is therefore crucial for the safe deployment of LLMs. Recent research has linked…

Computation and Language · Computer Science 2026-03-03 Litian Liu , Reza Pourreza , Sunny Panchal , Apratim Bhattacharyya , Yubing Jian , Yao Qin , Roland Memisevic

Video deblurring is a challenging task that aims to recover sharp sequences from blur and noisy observations. The image-formation model plays a crucial role in traditional model-based methods, constraining the possible solutions. However,…

Computer Vision and Pattern Recognition · Computer Science 2024-09-04 Zhihao Huang , Santiago Lopez-Tapia , Aggelos K. Katsaggelos

This paper presents a new approach for the detection of fake videos, based on the analysis of style latent vectors and their abnormal behavior in temporal changes in the generated videos. We discovered that the generated facial videos…

Computer Vision and Pattern Recognition · Computer Science 2024-05-21 Jongwook Choi , Taehoon Kim , Yonghyun Jeong , Seungryul Baek , Jongwon Choi

Due to lack of fully publicly available text-to-video models, current video editing methods tend to build on pre-trained text-to-image generation models, however, they still face grand challenges in dealing with the local editing of video…

Computer Vision and Pattern Recognition · Computer Science 2024-09-06 Deyin Liu , Lin Yuanbo Wu , Xianghua Xie

Recent advancements in Large Vision-Language Models (LVLMs) have significantly expanded their utility in tasks like image captioning and visual question answering. However, they still struggle with object hallucination, where models…

Computer Vision and Pattern Recognition · Computer Science 2025-05-26 Yeongjae Cho , Keonwoo Kim , Taebaek Hwang , Sungzoon Cho

Fisheye image rectification aims to correct distortions in images taken with fisheye cameras. Although current models show promising results on images with a similar degree of distortion as the training data, they will produce sub-optimal…

Computer Vision and Pattern Recognition · Computer Science 2024-12-25 Pengbo Guo , Chengxu Liu , Xingsong Hou , Xueming Qian

Low dynamic range (LDR) cameras cannot deal with wide dynamic range inputs, frequently leading to local overexposure issues. We present a learning-based system to reduce these artifacts without resorting to complex acquisition mechanisms…

Computer Vision and Pattern Recognition · Computer Science 2023-08-30 Yazhou Xing , Amrita Mazumdar , Anjul Patney , Chao Liu , Hongxu Yin , Qifeng Chen , Jan Kautz , Iuri Frosio

In this report, we present MagicEdit, a surprisingly simple yet effective solution to the text-guided video editing task. We found that high-fidelity and temporally coherent video-to-video translation can be achieved by explicitly…

Computer Vision and Pattern Recognition · Computer Science 2023-08-29 Jun Hao Liew , Hanshu Yan , Jianfeng Zhang , Zhongcong Xu , Jiashi Feng

Controlling illumination during video post-production is a crucial yet elusive goal in computational photography. Existing methods often lack flexibility, restricting users to certain relighting models. This paper introduces ReLumix, a…

Learned world models summarize an agent's experience to facilitate learning complex behaviors. While learning world models from high-dimensional sensory inputs is becoming feasible through deep learning, there are many potential ways for…

Machine Learning · Computer Science 2020-03-18 Danijar Hafner , Timothy Lillicrap , Jimmy Ba , Mohammad Norouzi

Large vision-language models (LVLMs), which integrate a vision encoder (VE) with a large language model, have achieved remarkable success across various tasks. However, there are still crucial challenges in LVLMs such as object…

Computer Vision and Pattern Recognition · Computer Science 2025-10-13 Hoigi Seo , Dong Un Kang , Hyunjin Cho , Joohoon Lee , Se Young Chun

Despite the impressive capabilities of Large Vision-Language Models (LVLMs), they remain susceptible to hallucinations-generating content that is inconsistent with the input image. Existing training-free hallucination mitigation methods…

Machine Learning · Computer Science 2025-05-20 Kai Tang , Jinhao You , Xiuqi Ge , Hanze Li , Yichen Guo , Xiande Huang

Deepfake videos are causing growing concerns among communities due to their ever-increasing realism. Naturally, automated detection of forged Deepfake videos is attracting a proportional amount of interest of researchers. Current methods…

Computer Vision and Pattern Recognition · Computer Science 2025-02-13 Yunzhuo Chen , Naveed Akhtar , Nur Al Hasan Haldar , Ajmal Mian

Temporal consistency is critical in video prediction to ensure that outputs are coherent and free of artifacts. Traditional methods, such as temporal attention and 3D convolution, may struggle with significant object motion and may not…

Computer Vision and Pattern Recognition · Computer Science 2025-03-26 Zihang Lai , Andrea Vedaldi

Existing methods on audio-visual deepfake detection mainly focus on high-level features for modeling inconsistencies between audio and visual data. As a result, these approaches usually overlook finer audio-visual artifacts, which are…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Marcella Astrid , Enjie Ghorbel , Djamila Aouada

Large Vision-Language Models (LVLMs) are an extension of Large Language Models (LLMs) that facilitate processing both image and text inputs, expanding AI capabilities. However, LVLMs struggle with object hallucinations due to their reliance…

Computation and Language · Computer Science 2024-08-12 Avshalom Manevich , Reut Tsarfaty

There is a rapidly growing interest in controlling consistency across multiple generated images using diffusion models. Among various methods, recent works have found that simply manipulating attention modules by concatenating features from…

Computer Vision and Pattern Recognition · Computer Science 2024-05-29 Jiaojiao Fan , Haotian Xue , Qinsheng Zhang , Yongxin Chen