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Related papers: Face Image Classification by Pooling Raw Features

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We investigate a fundamental aspect of machine vision: the measurement of features, by revisiting clustering, one of the most classic approaches in machine learning and data analysis. Existing visual feature extractors, including ConvNets,…

Computer Vision and Pattern Recognition · Computer Science 2024-03-27 Guikun Chen , Xia Li , Yi Yang , Wenguan Wang

In this paper, we proposed an effective face feature extraction method by Learning Gabor Log-Euclidean Gaussian with Whitening Principal Component Analysis (WPCA), called LGLG-WPCA. The proposed method learns face features from the embedded…

Computer Vision and Pattern Recognition · Computer Science 2019-06-10 Chaorong Li , Huang Wei , Huafu Chen

Local feature matching is essential for many applications, such as localization and 3D reconstruction. However, it is challenging to match feature points accurately in various camera viewpoints and illumination conditions. In this paper, we…

Computer Vision and Pattern Recognition · Computer Science 2023-01-26 Yerim Jung , Nur Suriza Syazwany Binti Ahmad Nizam , Sang-Chul Lee

Facial expression recognition methods use a combination of geometric and appearance-based features. Spatial features are derived from displacements of facial landmarks, and carry geometric information. These features are either selected…

Computer Vision and Pattern Recognition · Computer Science 2017-07-05 Caner Gacav , Burak Benligiray , Cihan Topal

Local deep neural networks have been recently introduced for gender recognition. Although, they achieve very good performance they are very computationally expensive to train. In this work, we introduce a simplified version of local deep…

Computer Vision and Pattern Recognition · Computer Science 2017-03-27 Zukang Liao , Stavros Petridis , Maja Pantic

While most steps in the modern object detection methods are learnable, the region feature extraction step remains largely hand-crafted, featured by RoI pooling methods. This work proposes a general viewpoint that unifies existing region…

Computer Vision and Pattern Recognition · Computer Science 2018-03-20 Jiayuan Gu , Han Hu , Liwei Wang , Yichen Wei , Jifeng Dai

Previous research showed that camera specific noise patterns, so-called PRNU-patterns, are extracted from images and related images could be found. In this particular research the focus is on grouping images from a database, based on a…

Computer Vision and Pattern Recognition · Computer Science 2015-03-13 Teun Baar , Wiger van Houten , Zeno Geradts

Face detection is a basic task for expression recognition. The reliability of face detection & face recognition approach has a major role on the performance and usability of the entire system. There are several ways to undergo face…

Computer Vision and Pattern Recognition · Computer Science 2014-05-26 Ms. Drashti H. Bhatt , Mr. Kirit R. Rathod , Mr. Shardul J. Agravat

Image Segmentation is one of the core tasks in Computer Vision and solving it often depends on modeling the image appearance data via the color distributions of each it its constituent regions. Whereas many segmentation algorithms handle…

Computer Vision and Pattern Recognition · Computer Science 2025-02-06 Jeova Farias Sales Rocha Neto

We introduce a deep convolutional neural networks (CNN) architecture to classify facial attributes and recognize face images simultaneously via a shared learning paradigm to improve the accuracy for facial attribute prediction and face…

Computer Vision and Pattern Recognition · Computer Science 2021-08-12 Mohammad Rasool Izadi

Deep learning methods have been achieved brilliant results in face recognition. One of the important tasks to improve the performance is to collect and label images as many as possible. However, labeling identities and checking qualities of…

Computer Vision and Pattern Recognition · Computer Science 2023-05-15 Myung-cheol Roh , Pyoung-gang Lim , Jongju Shin

Surveillance and security scenarios usually require high efficient facial image compression scheme for face recognition and identification. While either traditional general image codecs or special facial image compression schemes only…

Multimedia · Computer Science 2019-03-08 Zhibo Chen , Tianyu He

Facial feature tracking is a key component of imaging ballistocardiography (BCG) where accurate quantification of the displacement of facial keypoints is needed for good heart rate estimation. Skin feature tracking enables video-based…

Computer Vision and Pattern Recognition · Computer Science 2022-12-06 Jose Ramon Chang , Torbjörn E. M. Nordling

We show that even when face images are unconstrained and arbitrarily paired, face swapping between them is actually quite simple. To this end, we make the following contributions. (a) Instead of tailoring systems for face segmentation, as…

Computer Vision and Pattern Recognition · Computer Science 2017-04-25 Yuval Nirkin , Iacopo Masi , Anh Tuan Tran , Tal Hassner , Gerard Medioni

Employing part-level features for pedestrian image description offers fine-grained information and has been verified as beneficial for person retrieval in very recent literature. A prerequisite of part discovery is that each part should be…

Computer Vision and Pattern Recognition · Computer Science 2018-01-10 Yifan Sun , Liang Zheng , Yi Yang , Qi Tian , Shengjin Wang

Face detection is a crucial first step in many facial recognition and face analysis systems. Early approaches for face detection were mainly based on classifiers built on top of hand-crafted features extracted from local image regions, such…

Computer Vision and Pattern Recognition · Computer Science 2021-04-15 Shervin Minaee , Ping Luo , Zhe Lin , Kevin Bowyer

Facial expressions are one of the most powerful, natural and immediate means for human being to communicate their emotions and intensions. Recognition of facial expression has many applications including human-computer interaction,…

Computer Vision and Pattern Recognition · Computer Science 2016-04-18 Deepak Ghimire , Sunghwan Jeong , Joonwhoan Lee , Sang Hyun Park

Feature fusion is a commonly used strategy in image retrieval tasks, which aggregates the matching responses of multiple visual features. Feasible sets of features can be either descriptors (SIFT, HSV) for an entire image or the same…

Information Retrieval · Computer Science 2018-11-01 Zhongdao Wang , Liang Zheng , Shengjin Wang

In this work, we present a practical approach to the problem of facial landmark detection. The proposed method can deal with large shape and appearance variations under the rich shape deformation. To handle the shape variations we equip our…

Computer Vision and Pattern Recognition · Computer Science 2020-01-10 Seyed Mehdi Iranmanesh , Ali Dabouei , Sobhan Soleymani , Hadi Kazemi , Nasser M. Nasrabadi

An essential factor to achieve high performance in face recognition systems is the quality of its samples. Since these systems are involved in daily life there is a strong need of making face recognition processes understandable for humans.…

Computer Vision and Pattern Recognition · Computer Science 2021-12-01 Philipp Terhörst , Marco Huber , Naser Damer , Florian Kirchbuchner , Kiran Raja , Arjan Kuijper