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相关论文: Lightweight Quad Bayer HybridEVS Demosaicing via S…

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Hybrid Event-Based Vision Sensor (HybridEVS) is a novel sensor integrating traditional frame-based and event-based sensors, offering substantial benefits for applications requiring low-light, high dynamic range, and low-latency…

计算机视觉与模式识别 · 计算机科学 2024-06-13 Senyan Xu , Zhijing Sun , Jiaying Zhu , Yurui Zhu , Xueyang Fu , Zheng-Jun Zha

Quad Bayer demosaicing is the central challenge for enabling the widespread application of Hybrid Event-based Vision Sensors (HybridEVS). Although existing learning-based methods that leverage long-range dependency modeling have achieved…

计算机视觉与模式识别 · 计算机科学 2025-03-21 Shiyang Zhou , Haijin Zeng , Yunfan Lu , Tong Shao , Ke Tang , Yongyong Chen , Jie Liu , Jingyong Su

Recent research has highlighted improvements in high-quality imaging guided by event cameras, with most of these efforts concentrating on the RGB domain. However, these advancements frequently neglect the unique challenges introduced by the…

图像与视频处理 · 电气工程与系统科学 2024-04-04 Yunfan Lu , Yijie Xu , Wenzong Ma , Weiyu Guo , Hui Xiong

Camera sensors have color filters arranged in a mosaic layout, traditionally following the Bayer pattern. Demosaicing is a critical step camera hardware applies to obtain a full-channel RGB image. Many smartphones now have multiple sensors…

图像与视频处理 · 电气工程与系统科学 2025-07-08 SaiKiran Tedla , Abhijith Punnappurath , Luxi Zhao , Michael S. Brown

Event cameras excel in capturing high-contrast scenes and dynamic objects, offering a significant advantage over traditional frame-based cameras. Despite active research into leveraging event cameras for semantic segmentation, generating…

计算机视觉与模式识别 · 计算机科学 2024-07-17 Hoonhee Cho , Sung-Hoon Yoon , Hyeokjun Kweon , Kuk-Jin Yoon

Deep learning-based image signal processor (ISP) models for mobile cameras can generate high-quality images that rival those of professional DSLR cameras. However, their computational demands often make them unsuitable for mobile settings.…

图像与视频处理 · 电气工程与系统科学 2023-05-08 Minhyeok Cho , Haechang Lee , Hyunwoo Je , Kijeong Kim , Dongil Ryu , Albert No

Pixel binning based Quad sensors have emerged as a promising solution to overcome the hardware limitations of compact cameras in low-light imaging. However, binning results in lower spatial resolution and non-Bayer CFA artifacts. To address…

计算机视觉与模式识别 · 计算机科学 2023-03-27 Haijin Zeng , Kai Feng , Jiezhang Cao , Shaoguang Huang , Yongqiang Zhao , Hiep Luong , Jan Aelterman , Wilfried Philips

Low-dose computed tomography (LDCT) and positron emission tomography (PET) have emerged as safer alternatives to conventional imaging modalities by significantly reducing radiation exposure. However, current approaches often face a…

计算机视觉与模式识别 · 计算机科学 2026-04-17 Yichao Liu , Hengzhi Xue , YueYang Teng , Junwen Guo

Recent event-based image reconstruction methods predominantly rely on Convolutional Neural Networks (CNNs) and Vision Transformers (ViTs) to process complementary event information. However, these architectures face fundamental limitations:…

计算机视觉与模式识别 · 计算机科学 2026-05-11 Wei Yu , Yunhang Qian

Recent video semantic segmentation (VSS) methods have demonstrated promising results in well-lit environments. However, their performance significantly drops in low-light scenarios due to limited visibility and reduced contextual details.…

计算机视觉与模式识别 · 计算机科学 2026-01-29 Zhen Yao , Mooi Choo Chuah

Conventional frame camera is the mainstream sensor of the autonomous driving scene perception, while it is limited in adverse conditions, such as low light. Event camera with high dynamic range has been applied in assisting frame camera for…

计算机视觉与模式识别 · 计算机科学 2024-08-19 Shihan Peng , Hanyu Zhou , Hao Dong , Zhiwei Shi , Haoyue Liu , Yuxing Duan , Yi Chang , Luxin Yan

Event cameras, with their high dynamic range, show great promise for Low-light Image Enhancement (LLIE). Existing works primarily focus on designing effective modal fusion strategies. However, a key challenge is the dual degradation from…

计算机视觉与模式识别 · 计算机科学 2026-03-06 Zishu Yao , Xiang-Xiang Su , Shengning Zhou , Guang-Yong Chen , Guodong Fan , Xing Chen

Event camera has significant advantages in capturing dynamic scene information while being prone to noise interference, particularly in challenging conditions like low threshold and low illumination. However, most existing research focuses…

计算机视觉与模式识别 · 计算机科学 2024-05-31 Yuxing Duan , Shihan Peng , Lin Zhu , Wei Zhang , Yi Chang , Sheng Zhong , Luxin Yan

Event cameras detect changes in per-pixel intensity to generate asynchronous `event streams'. They offer great potential for accurate semantic map retrieval in real-time autonomous systems owing to their much higher temporal resolution and…

计算机视觉与模式识别 · 计算机科学 2023-09-29 Shristi Das Biswas , Adarsh Kosta , Chamika Liyanagedera , Marco Apolinario , Kaushik Roy

As an alternative sensing paradigm, dynamic vision sensors (DVS) have been recently explored to tackle scenarios where conventional sensors result in high data rate and processing time. This paper presents a hybrid event-frame approach for…

计算机视觉与模式识别 · 计算机科学 2022-05-11 Vivek Mohan , Deepak Singla , Tarun Pulluri , Andres Ussa , Pradeep Kumar Gopalakrishnan , Pao-Sheng Sun , Bharath Ramesh , Arindam Basu

Dynamic Vision Sensor (DVS) can asynchronously output the events reflecting apparent motion of objects with microsecond resolution, and shows great application potential in monitoring and other fields. However, the output event stream of…

计算机视觉与模式识别 · 计算机科学 2022-03-23 Jinze Chen , Yang Wang , Yang Cao , Feng Wu , Zheng-Jun Zha

Autonomous driving systems rely heavily on robust sensor fusion to perceive complex envi- ronments. Traditional setups using RGB cameras and LiDAR often struggle in high-dynamic- range scenes or high-speed scenarios due to motion blur and…

计算机视觉与模式识别 · 计算机科学 2026-05-07 Mustafa Sakhaia , Kaung Sithua , Min Khant Soe Okea , Maciej Wielgosza

As the physical size of recent CMOS image sensors (CIS) gets smaller, the latest mobile cameras are adopting unique non-Bayer color filter array (CFA) patterns (e.g., Quad, Nona, QxQ), which consist of homogeneous color units with adjacent…

图像与视频处理 · 电气工程与系统科学 2023-07-21 Haechang Lee , Dongwon Park , Wongi Jeong , Kijeong Kim , Hyunwoo Je , Dongil Ryu , Se Young Chun

Clear imaging under hazy conditions is a critical task. Prior-based and neural methods have improved results. However, they operate on RGB frames, which suffer from limited dynamic range. Therefore, dehazing remains ill-posed and can erase…

计算机视觉与模式识别 · 计算机科学 2025-11-18 Ling Wang , Yunfan Lu , Wenzong Ma , Huizai Yao , Pengteng Li , Hui Xiong

With the rapid advancement of mobile imaging, capturing screens using smartphones has become a prevalent practice in distance learning and conference recording. However, moir\'e artifacts, caused by frequency aliasing between display…

计算机视觉与模式识别 · 计算机科学 2025-09-22 Qirui Yang , Fangpu Zhang , Yeying Jin , Qihua Cheng , Peng-Tao Jiang , Huanjing Yue , Jingyu Yang
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