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We present OpenSeeD, a simple Open-vocabulary Segmentation and Detection framework that jointly learns from different segmentation and detection datasets. To bridge the gap of vocabulary and annotation granularity, we first introduce a…

计算机视觉与模式识别 · 计算机科学 2023-03-21 Hao Zhang , Feng Li , Xueyan Zou , Shilong Liu , Chunyuan Li , Jianfeng Gao , Jianwei Yang , Lei Zhang

With the rapid growth in deepfake video content, we require improved and generalizable methods to detect them. Most existing detection methods either use uni-modal cues or rely on supervised training to capture the dissonance between the…

计算机视觉与模式识别 · 计算机科学 2024-06-06 Trevine Oorloff , Surya Koppisetti , Nicolò Bonettini , Divyaraj Solanki , Ben Colman , Yaser Yacoob , Ali Shahriyari , Gaurav Bharaj

Audiovisual active speaker detection (ASD) in egocentric recordings is challenged by frequent occlusions, motion blur, and audio interference, which undermine the discernability of temporal synchrony between lip movement and speech.…

多媒体 · 计算机科学 2025-08-15 Jason Clarke , Yoshihiko Gotoh , Stefan Goetze

Open-Vocabulary Segmentation (OVS) methods are capable of performing semantic segmentation without relying on a fixed vocabulary, and in some cases, without training or fine-tuning. However, OVS methods typically require a human in the loop…

计算机视觉与模式识别 · 计算机科学 2025-03-13 Osman Ülger , Maksymilian Kulicki , Yuki Asano , Martin R. Oswald

In sound event detection (SED), convolutional neural networks (CNNs) are widely employed to extract time-frequency (TF) patterns from spectrograms. However, the ability of CNNs to recognize different sound events is limited by their…

声音 · 计算机科学 2024-10-30 Tao Song , WenWen Zhang

Separating target speech from mixed signals containing flexible speaker quantities presents a challenging task. While existing methods demonstrate strong separation performance and noise robustness, they predominantly assume prior knowledge…

音频与语音处理 · 电气工程与系统科学 2025-07-18 Daning Zhang , Ying Wei

Reasoning Video Object Segmentation (ReasonVOS) is a challenging task that requires stable object segmentation across video sequences using implicit and complex textual inputs. Previous methods fine-tune Multimodal Large Language Models…

计算机视觉与模式识别 · 计算机科学 2026-03-03 Zhengtong Zhu , Jiaqing Fan , Zhixuan Liu , Fanzhang Li

Speaker verification (SV) has recently attracted considerable research interest due to the growing popularity of virtual assistants. At the same time, there is an increasing requirement for an SV system: it should be robust to short speech…

音频与语音处理 · 电气工程与系统科学 2020-10-07 Youngmoon Jung , Yeunju Choi , Hyungjun Lim , Hoirin Kim

Foreground segmentation is an essential task in the field of image understanding. Under unsupervised conditions, different images and instances always have variable expressions, which make it difficult to achieve stable segmentation…

计算机视觉与模式识别 · 计算机科学 2020-05-22 Xi Li , Huimin Ma , Hongbing Ma , Yidong Wang

Biomedical image segmentation is a critical task in medical diagnosis and treatment planning, enabling precise delineation of anatomical structures and pathological regions. Despite significant advancements, challenges persist due to the…

计算机视觉与模式识别 · 计算机科学 2026-05-22 Joao Batista Florindo , Amanda Pontes de Oliveira Ornelas

Medical vision foundation models remain limited in downstream tasks, particularly volumetric medical image segmentation. While fine-tuning on labeled target-domain data improves performance, existing approaches typically rely on randomly…

图像与视频处理 · 电气工程与系统科学 2026-05-07 Jin Yang , Daniel S. Marcus , Aristeidis Sotiras

Video semantic segmentation aims to generate accurate semantic maps for each video frame. To this end, many works dedicate to integrate diverse information from consecutive frames to enhance the features for prediction, where a feature…

计算机视觉与模式识别 · 计算机科学 2023-01-11 Jiafan Zhuang , Zilei Wang , Junjie Li

Deepfakes are synthetic media generated using deep generative algorithms and have posed a severe societal and political threat. Apart from facial manipulation and synthetic voice, recently, a novel kind of deepfakes has emerged with either…

计算机视觉与模式识别 · 计算机科学 2023-10-17 Vinaya Sree Katamneni , Ajita Rattani

Wide-field fluorescence microscopy with compact optics often suffers from spatially varying blur due to field-dependent aberrations, vignetting, and sensor truncation, while finite sensor sampling imposes an inherent trade-off between field…

图像与视频处理 · 电气工程与系统科学 2026-02-03 Qianwan Yang , Zhixiong Chen , Jiaqi Zhang , Ruipeng Guo , Guorong Hu , Lei Tian

Open-vocabulary semantic segmentation (OVSS) aims to segment objects from arbitrary text categories without requiring densely annotated datasets. Although contrastive learning based models enable zero-shot segmentation, they often lose fine…

计算机视觉与模式识别 · 计算机科学 2026-04-30 Huy Che , Vinh-Tiep Nguyen

Recent advances in AI-driven image generation have introduced new challenges for verifying the authenticity of digital evidence in forensic investigations. Modern generative models can produce visually consistent forgeries that evade…

计算机视觉与模式识别 · 计算机科学 2025-12-18 Opeyemi Bamigbade , Mark Scanlon , John Sheppard

Blood vessel segmentation is crucial for many diagnostic and research applications. In recent years, CNN-based models have leaded to breakthroughs in the task of segmentation, however, such methods usually lose high-frequency information…

图像与视频处理 · 电气工程与系统科学 2021-04-09 Mo Zhang , Fei Yu , Jie Zhao , Li Zhang , Quanzheng Li

Contemporary Video Object Segmentation (VOS) approaches typically consist stages of feature extraction, matching, memory management, and multiple objects aggregation. Recent advanced models either employ a discrete modeling for these…

计算机视觉与模式识别 · 计算机科学 2024-03-14 Wanyun Li , Pinxue Guo , Xinyu Zhou , Lingyi Hong , Yangji He , Xiangyu Zheng , Wei Zhang , Wenqiang Zhang

The framework of visually-guided sound source separation generally consists of three parts: visual feature extraction, multimodal feature fusion, and sound signal processing. An ongoing trend in this field has been to tailor involved visual…

声音 · 计算机科学 2023-06-21 Zengjie Song , Zhaoxiang Zhang

We present Uncertainty-aware Cascaded Stereo Network (UCS-Net) for 3D reconstruction from multiple RGB images. Multi-view stereo (MVS) aims to reconstruct fine-grained scene geometry from multi-view images. Previous learning-based MVS…

计算机视觉与模式识别 · 计算机科学 2020-04-21 Shuo Cheng , Zexiang Xu , Shilin Zhu , Zhuwen Li , Li Erran Li , Ravi Ramamoorthi , Hao Su