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Object detection in Remote Sensing Images (RSI) is a critical task for numerous applications in Earth Observation (EO). Differing from object detection in natural images, object detection in remote sensing images faces challenges of…

计算机视觉与模式识别 · 计算机科学 2024-06-19 Bissmella Bahaduri , Zuheng Ming , Fangchen Feng , Anissa Mokraou

In this article we propose a method for the recognition of faces with different facial expressions. For recognition we extract feature vectors by using log-Gabor filters of multiple orientations and scales. Using sliding window algorithm…

计算机视觉与模式识别 · 计算机科学 2007-05-23 Vytautas Perlibakas

Due to various and complicated snow degradations, single image desnowing is a challenging image restoration task. As prior arts can not handle it ideally, we propose a novel transformer, SnowFormer, which explores efficient cross-attentions…

计算机视觉与模式识别 · 计算机科学 2022-11-15 Sixiang Chen , Tian Ye , Yun Liu , Erkang Chen

With wearing masks becoming a new cultural norm, facial expression recognition (FER) while taking masks into account has become a significant challenge. In this paper, we propose a unified multi-branch vision transformer for facial…

计算机视觉与模式识别 · 计算机科学 2024-05-01 Armando Zhu , Keqin Li , Tong Wu , Peng Zhao , Bo Hong

Remote photoplethysmography (rPPG), which aims at measuring heart activities and physiological signals from facial video without any contact, has great potential in many applications (e.g., remote healthcare and affective computing). Recent…

计算机视觉与模式识别 · 计算机科学 2022-05-24 Zitong Yu , Yuming Shen , Jingang Shi , Hengshuang Zhao , Philip Torr , Guoying Zhao

Facial actions are spatio-temporal signals by nature, and therefore their modeling is crucially dependent on the availability of temporal information. In this paper, we focus on inferring such temporal dynamics of facial actions when no…

计算机视觉与模式识别 · 计算机科学 2019-04-05 Siyang Song , Enrique Sánchez-Lozano , Linlin Shen , Alan Johnston , Michel Valstar

Action Unit (AU) detection plays an important role for facial expression recognition. To the best of our knowledge, there is little research about AU analysis for micro-expressions. In this paper, we focus on AU detection in…

计算机视觉与模式识别 · 计算机科学 2020-04-13 Yante Li , Xiaohua Huang , Guoying Zhao

Standard registration algorithms need to be independently applied to each surface to register, following careful pre-processing and hand-tuning. Recently, learning-based approaches have emerged that reduce the registration of new scans to…

计算机视觉与模式识别 · 计算机科学 2021-03-11 Mehdi Bahri , Eimear O' Sullivan , Shunwang Gong , Feng Liu , Xiaoming Liu , Michael M. Bronstein , Stefanos Zafeiriou

We study the problem of facial analysis in videos. We propose a novel weakly supervised learning method that models the video event (expression, pain etc.) as a sequence of automatically mined, discriminative sub-events (eg. onset and…

计算机视觉与模式识别 · 计算机科学 2016-04-07 Karan Sikka , Gaurav Sharma , Marian Bartlett

We propose Expotion (Facial Expression and Motion Control for Multimodal Music Generation), a generative model leveraging multimodal visual controls - specifically, human facial expressions and upper-body motion - as well as text prompts to…

声音 · 计算机科学 2025-07-08 Fathinah Izzati , Xinyue Li , Gus Xia

Facial micro-expressions recognition has attracted much attention recently. Micro-expressions have the characteristics of short duration and low intensity, and it is difficult to train a high-performance classifier with the limited number…

计算机视觉与模式识别 · 计算机科学 2022-05-31 Yanxin Song , Jianzong Wang , Tianbo Wu , Zhangcheng Huang , Jing Xiao

Expression recognition in in-the-wild video data remains challenging due to substantial variations in facial appearance, background conditions, audio noise, and the inherently dynamic nature of human affect. Relying on a single modality,…

计算机视觉与模式识别 · 计算机科学 2026-03-19 Junhyeong Byeon , Jeongyeol Kim , Sejoon Lim

Dynamic facial expression recognition (DFER) in the wild is an extremely challenging task, due to a large number of noisy frames in the video sequences. Previous works focus on extracting more discriminative features, but ignore…

计算机视觉与模式识别 · 计算机科学 2022-06-13 Hanting Li , Mingzhe Sui , Zhaoqing Zhu , Feng zhao

Dynamic facial expression recognition (DFER) infers emotions from the temporal evolution of expressions, unlike static facial expression recognition (SFER), which relies solely on a single snapshot. This temporal analysis provides richer…

计算机视觉与模式识别 · 计算机科学 2025-10-31 Yin Chen , Jia Li , Yu Zhang , Zhenzhen Hu , Shiguang Shan , Meng Wang , Richang Hong

Recent advances in video diffusion models have unlocked new potential for realistic audio-driven talking video generation. However, achieving seamless audio-lip synchronization, maintaining long-term identity consistency, and producing…

计算机视觉与模式识别 · 计算机科学 2024-12-06 Longtao Zheng , Yifan Zhang , Hanzhong Guo , Jiachun Pan , Zhenxiong Tan , Jiahao Lu , Chuanxin Tang , Bo An , Shuicheng Yan

Micro-expression, for its high objectivity in emotion detection, has emerged to be a promising modality in affective computing. Recently, deep learning methods have been successfully introduced into the micro-expression recognition area.…

计算机视觉与模式识别 · 计算机科学 2019-08-28 Chongyang Wang , Min Peng , Tao Bi , Tong Chen

The ever-increasing demands for intuitive interactions in Virtual Reality has triggered a boom in the realm of Facial Expression Recognition (FER). To address the limitations in existing approaches (e.g., narrow receptive fields and…

计算机视觉与模式识别 · 计算机科学 2023-03-24 Yande Li , Mingjie Wang , Minglun Gong , Yonggang Lu , Li Liu

Micro-expressions are spontaneous, rapid and subtle facial movements that can neither be forged nor suppressed. They are very important nonverbal communication clues, but are transient and of low intensity thus difficult to recognize.…

计算机视觉与模式识别 · 计算机科学 2023-04-11 Zhijun Zhai , Jianhui Zhao , Chengjiang Long , Wenju Xu , Shuangjiang He , Huijuan Zhao

Transformers have recently shown promise for medical image applications, leading to an increasing interest in developing such models for medical image registration. Recent advancements in designing registration Transformers have focused on…

图像与视频处理 · 电气工程与系统科学 2023-03-14 Junyu Chen , Yihao Liu , Yufan He , Yong Du

Multi-sensor modal fusion has demonstrated strong advantages in 3D object detection tasks. However, existing methods that fuse multi-modal features require transforming features into the bird's eye view space and may lose certain…

计算机视觉与模式识别 · 计算机科学 2023-10-10 Chunyong Hu , Hang Zheng , Kun Li , Jianyun Xu , Weibo Mao , Maochun Luo , Lingxuan Wang , Mingxia Chen , Qihao Peng , Kaixuan Liu , Yiru Zhao , Peihan Hao , Minzhe Liu , Kaicheng Yu