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Support vector machine (SVM) is one of the most studied paradigms in the realm of machine learning for classification and regression problems. It relies on vectorized input data. However, a significant portion of the real-world data exists…

机器学习 · 计算机科学 2023-10-31 Anuradha Kumari , Mushir Akhtar , Rupal Shah , M. Tanveer

The Aduio-visual Speech Recognition (AVSR) which employs both the video and audio information to do Automatic Speech Recognition (ASR) is one of the application of multimodal leaning making ASR system more robust and accuracy. The…

计算机视觉与模式识别 · 计算机科学 2017-03-20 Chunlin Tian , Weijun Ji

Over the last two decades, face alignment or localizing fiducial facial points has received increasing attention owing to its comprehensive applications in automatic face analysis. However, such a task has proven extremely challenging in…

计算机视觉与模式识别 · 计算机科学 2016-08-16 Xin Jin , Xiaoyang Tan

Representing the spatial properties of facial attributes is a vital challenge for facial attribute recognition (FAR). Recent advances have achieved the reliable performances for FAR, benefiting from the description of spatial properties via…

计算机视觉与模式识别 · 计算机科学 2022-10-26 Chuanfei Hu , Hang Shao , Bo Dong , Zhe Wang , Yongxiong Wang

The support vector machines (SVM) is one of the most widely used and practical optimization based classification models in machine learning because of its interpretability and flexibility to produce high quality results. However, the big…

机器学习 · 计算机科学 2020-11-06 Ehsan Sadrfaridpour , Korey Palmer , Ilya Safro

3D face alignment of monocular images is a crucial process in the recognition of faces with disguise.3D face reconstruction facilitated by alignment can restore the face structure which is helpful in detcting disguise interference.This…

计算机视觉与模式识别 · 计算机科学 2019-09-02 Lei Jiang Xiao-Jun Wu Josef Kittler

In this paper, we propose Deep Alignment Network (DAN), a robust face alignment method based on a deep neural network architecture. DAN consists of multiple stages, where each stage improves the locations of the facial landmarks estimated…

计算机视觉与模式识别 · 计算机科学 2017-08-11 Marek Kowalski , Jacek Naruniec , Tomasz Trzcinski

Correspondence-based statistical shape modeling (SSM) stands as a powerful technology for morphometric analysis in clinical research. SSM facilitates population-level characterization and quantification of anatomical shapes such as bones…

计算机视觉与模式识别 · 计算机科学 2024-05-17 Jadie Adams , Shireen Elhabian

Statistical shape modeling (SSM) is widely used in biology and medicine as a new generation of morphometric approaches for the quantitative analysis of anatomical shapes. Technological advancements of in vivo imaging have led to the…

With the development of deep learning, Deep Metric Learning (DML) has achieved great improvements in face recognition. Specifically, the widely used softmax loss in the training process often bring large intra-class variations, and feature…

计算机视觉与模式识别 · 计算机科学 2018-05-02 Bowen Wu , Huaming Wu , Monica M. Y. Zhang

Support vector machines (SVMs) are widely used machine learning models (e.g., in remote sensing), with formulations for both classification and regression tasks. In the last years, with the advent of working quantum annealers, hybrid SVM…

新兴技术 · 计算机科学 2024-11-05 Enrico Zardini , Amer Delilbasic , Enrico Blanzieri , Gabriele Cavallaro , Davide Pastorello

We innovatively propose a flexible and consistent face alignment framework, LDDMM-Face, the key contribution of which is a deformation layer that naturally embeds facial geometry in a diffeomorphic way. Instead of predicting facial…

计算机视觉与模式识别 · 计算机科学 2021-08-03 Huilin Yang , Junyan Lyu , Pujin Cheng , Xiaoying Tang

At present, deep neural network methods have played a dominant role in face alignment field. However, they generally use predefined network structures to predict landmarks, which tends to learn general features and leads to mediocre…

计算机视觉与模式识别 · 计算机科学 2024-12-03 Jun Wan , He Liu , Yujia Wu , Zhihui Lai , Wenwen Min , Jun Liu

Muscle-based systems have the potential to provide both anatomical accuracy and semantic interpretability as compared to blendshape models; however, a lack of expressivity and differentiability has limited their impact. Thus, we propose…

计算机视觉与模式识别 · 计算机科学 2018-12-10 Michael Bao , Matthew Cong , Stéphane Grabli , Ronald Fedkiw

The deaf and hard of hearing community relies on American Sign Language (ASL) as their primary mode of communication, but communication with others who do not know ASL can be difficult, especially during emergencies where no interpreter is…

图像与视频处理 · 电气工程与系统科学 2023-05-12 Janice Nguyen , Y. Curtis Wang

The recent proposal of a new alignment solution for X-ray tomography, Virtual alignment method (VAM) allowed a more accurate method to remove the possible errors that limit the resolution and clarity of the reconstructed image. In the field…

图像与视频处理 · 电气工程与系统科学 2020-10-28 Kyungtaek Jun , Seokhwan Yoon , Jae-Hong Lim , SeungJoon Noh

We propose a novel landmarks-assisted collaborative end-to-end deep framework for automatic 4D FER. Using 4D face scan data, we calculate its various geometrical images, and afterwards use rank pooling to generate their dynamic images…

计算机视觉与模式识别 · 计算机科学 2020-02-10 Muzammil Behzad , Nhat Vo , Xiaobai Li , Guoying Zhao

Fine-tuning is widely applied in image classification tasks as a transfer learning approach. It re-uses the knowledge from a source task to learn and obtain a high performance in target tasks. Fine-tuning is able to alleviate the challenge…

计算机视觉与模式识别 · 计算机科学 2022-07-27 Xuyang Shen , Jo Plested , Sabrina Caldwell , Yiran Zhong , Tom Gedeon

Statistical shape modeling is the computational process of discovering significant shape parameters from segmented anatomies captured by medical images (such as MRI and CT scans), which can fully describe subject-specific anatomy in the…

计算机视觉与模式识别 · 计算机科学 2023-08-01 Krithika Iyer , Shireen Elhabian

Face alignment, which fits a face model to an image and extracts the semantic meanings of facial pixels, has been an important topic in CV community. However, most algorithms are designed for faces in small to medium poses (below 45…

计算机视觉与模式识别 · 计算机科学 2018-04-03 Xiangyu Zhu , Zhen Lei , Xiaoming Liu , Hailin Shi , Stan Z. Li