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How can we improve the facial soft-biometric classification with help of the human visual system? This paper explores the use of saliency which is equivalent to the human visual system to classify Age, Gender and Facial Expression…

Computer Vision and Pattern Recognition · Computer Science 2018-11-22 Ayesha Gurnani , Kenil Shah , Vandit Gajjar , Viraj Mavani , Yash Khandhediya

Conventional feature extraction techniques in the face anti-spoofing domain either analyze the entire video sequence or focus on a specific segment to improve model performance. However, identifying the optimal frames that provide the most…

Computer Vision and Pattern Recognition · Computer Science 2023-09-12 Usman Muhammad , Mourad Oussalah , Jorma Laaksonen

The purpose of this paper is the detection of salient areas in natural video by using the new deep learning techniques. Salient patches in video frames are predicted first. Then the predicted visual fixation maps are built upon them. We…

Computer Vision and Pattern Recognition · Computer Science 2016-04-28 Souad Chaabouni , Jenny Benois-Pineau , Ofer Hadar , Chokri Ben Amar

In this paper, we propose several novel deep learning methods for object saliency detection based on the powerful convolutional neural networks. In our approach, we use a gradient descent method to iteratively modify an input image based on…

Computer Vision and Pattern Recognition · Computer Science 2015-05-07 Hengyue Pan , Bo Wang , Hui Jiang

Salient object detection has been long studied to identify the most visually attractive objects in images/videos. Recently, a growing amount of approaches have been proposed all of which rely on the contour/edge information to improve…

Computer Vision and Pattern Recognition · Computer Science 2022-02-10 Yue Song , Hao Tang , Nicu Sebe , Wei Wang

In this paper, we propose a fast deep learning method for object saliency detection using convolutional neural networks. In our approach, we use a gradient descent method to iteratively modify the input images based on the pixel-wise…

Computer Vision and Pattern Recognition · Computer Science 2016-02-02 Hengyue Pan , Hui Jiang

Getting pain intensity from face images is an important problem in autonomous nursing systems. However, due to the limitation in data sources and the subjectiveness in pain intensity values, it is hard to adopt modern deep neural networks…

Computer Vision and Pattern Recognition · Computer Science 2018-11-21 Conghui Li , Zhaocheng Zhu , Yuming Zhao

Over recent years, deep convolutional neural networks have significantly advanced the field of face recognition techniques for both verification and identification purposes. Despite the impressive accuracy, these neural networks are often…

Computer Vision and Pattern Recognition · Computer Science 2024-07-09 Yuhang Lu , Zewei Xu , Touradj Ebrahimi

Face spoofing causes severe security threats in face recognition systems. Previous anti-spoofing works focused on supervised techniques, typically with either binary or auxiliary supervision. Most of them suffer from limited robustness and…

Computer Vision and Pattern Recognition · Computer Science 2020-05-25 Chengwei Chen , Wang Yuan , Xuequan Lu , Lizhuang Ma

Video salient object detection models trained on pixel-wise dense annotation have achieved excellent performance, yet obtaining pixel-by-pixel annotated datasets is laborious. Several works attempt to use scribble annotations to mitigate…

Computer Vision and Pattern Recognition · Computer Science 2022-07-18 Shuyong Gao , Haozhe Xing , Wei Zhang , Yan Wang , Qianyu Guo , Wenqiang Zhang

In this work, we present an integrated system for spatiotemporal summarization of 360-degrees videos. The video summary production mainly involves the detection of salient events and their synopsis into a concise summary. The analysis…

Computer Vision and Pattern Recognition · Computer Science 2023-12-06 Ioannis Kontostathis , Evlampios Apostolidis , Vasileios Mezaris

Without deploying face anti-spoofing countermeasures, face recognition systems can be spoofed by presenting a printed photo, a video, or a silicon mask of a genuine user. Thus, face presentation attack detection (PAD) plays a vital role in…

Computer Vision and Pattern Recognition · Computer Science 2022-08-30 Usman Muhammad , Mourad Oussalah

To detect saliency in video is a fundamental step in many computer vision systems. Saliency is the significant target(s) in the video. The object of interest is further analyzed for high-level applications. The segregation of saliency and…

Computer Vision and Pattern Recognition · Computer Science 2021-11-03 Yupei Zhang , Kwok-Leung Chan

Deep learning based salient object detection has recently achieved great success with its performance greatly outperforms any other unsupervised methods. However, annotating per-pixel saliency masks is a tedious and inefficient procedure.…

Computer Vision and Pattern Recognition · Computer Science 2018-03-20 Guanbin Li , Yuan Xie , Liang Lin

Visual saliency detection tries to mimic human vision psychology which concentrates on sparse, important areas in natural image. Saliency prediction research has been traditionally based on low level features such as contrast, edge, etc.…

Computer Vision and Pattern Recognition · Computer Science 2016-05-05 Avisek Lahiri , Sourya Roy , Anirban Santara , Pabitra Mitra , Prabir Kumar Biswas

Feed-forward only convolutional neural networks (CNNs) may ignore intrinsic relationships and potential benefits of feedback connections in vision tasks such as saliency detection, despite their significant representation capabilities. In…

Computer Vision and Pattern Recognition · Computer Science 2022-01-12 Guanqun Ding , Nevrez Imamoglu , Ali Caglayan , Masahiro Murakawa , Ryosuke Nakamura

A key problem in salient object detection is how to effectively model the semantic properties of salient objects in a data-driven manner. In this paper, we propose a multi-task deep saliency model based on a fully convolutional neural…

Computer Vision and Pattern Recognition · Computer Science 2016-08-24 Xi Li , Liming Zhao , Lina Wei , Ming-Hsuan Yang , Fei Wu , Yueting Zhuang , Haibin Ling , Jingdong Wang

Video classification is productive in many practical applications, and the recent deep learning has greatly improved its accuracy. However, existing works often model video frames indiscriminately, but from the view of motion, video frames…

Computer Vision and Pattern Recognition · Computer Science 2017-03-28 Yunzhen Zhao , Yuxin Peng

Human vision is naturally more attracted by some regions within their field of view than others. This intrinsic selectivity mechanism, so-called visual attention, is influenced by both high- and low-level factors; such as the global…

Computer Vision and Pattern Recognition · Computer Science 2021-07-02 Mohamed Amine Kerkouri , Marouane Tliba , Aladine Chetouani , Rachid Harba

This paper presents an approach for top-down saliency detection guided by visual classification tasks. We first learn how to compute visual saliency when a specific visual task has to be accomplished, as opposed to most state-of-the-art…

Computer Vision and Pattern Recognition · Computer Science 2018-03-28 Francesca Murabito , Concetto Spampinato , Simone Palazzo , Konstantin Pogorelov , Michael Riegler