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Related papers: Laplace Landmark Localization

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The proposed framework in this paper has the primary objective of classifying the facial expression shown by a person. These classifiable expressions can be any one of the six universal emotions along with the neutral emotion. After the…

Computer Vision and Pattern Recognition · Computer Science 2020-07-17 Fuzail Khan

Real-world face recognition applications often deal with suboptimal image quality or resolution due to different capturing conditions such as various subject-to-camera distances, poor camera settings, or motion blur. This characteristic has…

Computer Vision and Pattern Recognition · Computer Science 2022-11-28 Martin Knoche , Stefan Hörmann , Gerhard Rigoll

We aim for accurate and efficient line landmark detection for valet parking, which is a long-standing yet unsolved problem in autonomous driving. To this end, we present a deep line landmark detection system where we carefully design the…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Zizhang Wu , Yuanzhu Gan , Tianhao Xu , Rui Tang , Jian Pu

Cephalometric Landmark Detection is the process of identifying key areas for cephalometry. Each landmark is a single GT point labelled by a clinician. A machine learning model predicts the probability locus of a landmark represented by a…

Computer Vision and Pattern Recognition · Computer Science 2024-10-08 Julian Wyatt , Irina Voiculescu

Landmark Localization plays a very important role in processing medical images as well as in disease identification. However, In medical field, it's a challenging task because of the complexity of medical images and the high requirement of…

Computer Vision and Pattern Recognition · Computer Science 2020-07-13 Wanhong Huang , Chunxi Yang , TianHong Hou

We tackle the fundamentally ill-posed problem of 3D human localization from monocular RGB images. Driven by the limitation of neural networks outputting point estimates, we address the ambiguity in the task by predicting confidence…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Lorenzo Bertoni , Sven Kreiss , Alexandre Alahi

It is well known that deep learning approaches to face recognition and facial landmark detection suffer from biases in modern training datasets. In this work, we propose to use synthetic face images to reduce the negative effects of dataset…

Computer Vision and Pattern Recognition · Computer Science 2019-06-25 Adam Kortylewski , Bernhard Egger , Andreas Morel-Forster , Andreas Schneider , Thomas Gerig , Clemens Blumer , Corius Reyneke , Thomas Vetter

Extraction of discriminative features from salient facial patches plays a vital role in effective facial expression recognition. The accurate detection of facial landmarks improves the localization of the salient patches on face images.…

Computer Vision and Pattern Recognition · Computer Science 2018-07-19 S L Happy , Aurobinda Routray

High-performance visual recognition systems generally require a large collection of labeled images to train. The expensive data curation can be an obstacle for improving recognition performance. Sharing more data allows training for better…

Computer Vision and Pattern Recognition · Computer Science 2019-06-24 Tae-hoon Kim , Dongmin Kang , Kari Pulli , Jonghyun Choi

Despite significant algorithmic advances in vision-based positioning, a comprehensive probabilistic framework to study its performance has remained unexplored. The main objective of this paper is to develop such a framework using ideas from…

Information Theory · Computer Science 2024-09-17 Haozhou Hu , Harpreet S. Dhillon , R. Michael Buehrer

Locating semantically meaningful landmark points is a crucial component of a large number of computer vision pipelines. Because of the small number of available datasets with ground truth landmark annotations, it is important to design…

Computer Vision and Pattern Recognition · Computer Science 2021-04-08 Rahul Rahaman , Atin Ghosh , Alexandre H. Thiery

Accurate facial landmark detection is critical for facial analysis tasks, yet prevailing heatmap and coordinate regression methods grapple with prohibitive computational costs and quantization errors. Through comprehensive theoretical…

Computer Vision and Pattern Recognition · Computer Science 2023-09-26 Xu Bao , Zhi-Qi Cheng , Jun-Yan He , Chenyang Li , Wangmeng Xiang , Jingdong Sun , Hanbing Liu , Wei Liu , Bin Luo , Yifeng Geng , Xuansong Xie

Localization in a battlefield environment is increasingly challenging as GPS connectivity is often denied or unreliable, and physical deployment of anchor nodes across wireless networks for localization can be difficult in hostile…

Computer Vision and Pattern Recognition · Computer Science 2024-02-21 Ganesh Sapkota , Sanjay Madria

Large language models (LLMs) are pre-trained and post-trained on vast amounts of loosely curated data, raising the possibility that these models may have been trained on proprietary datasets or the same benchmarks used for evaluation. This…

Machine Learning · Computer Science 2026-05-11 Pengrun Huang , Kamalika Chaudhuri , Yu-Xiang Wang

In this work, we propose HyperPose, which utilizes hyper-networks in absolute camera pose regressors. The inherent appearance variations in natural scenes, attributable to environmental conditions, perspective, and lighting, induce a…

Computer Vision and Pattern Recognition · Computer Science 2025-03-06 Ron Ferens , Yosi Keller

Convolutional Neural Networks (CNNs) have proven to be state-of-the-art models for supervised computer vision tasks, such as image classification. However, large labeled data sets are generally needed for the training and validation of such…

Machine Learning · Computer Science 2020-10-28 Patrick Hemmer , Niklas Kühl , Jakob Schöffer

Heatmap regression with a deep network has become one of the mainstream approaches to localize facial landmarks. However, the loss function for heatmap regression is rarely studied. In this paper, we analyze the ideal loss function…

Computer Vision and Pattern Recognition · Computer Science 2020-05-20 Xinyao Wang , Liefeng Bo , Li Fuxin

In this paper, we describe our solution to the Google Landmark Recognition 2019 Challenge held on Kaggle. Due to the large number of classes, noisy data, imbalanced class sizes, and the presence of a significant amount of distractors in the…

Computer Vision and Pattern Recognition · Computer Science 2019-07-01 Yinzheng Gu , Chuanpeng Li

Facial landmark detection is a crucial prerequisite for many face analysis applications. Deep learning-based methods currently dominate the approach of addressing the facial landmark detection. However, such works generally introduce a…

Computer Vision and Pattern Recognition · Computer Science 2019-11-21 Yang Zhao , Yifan Liu , Chunhua Shen , Yongsheng Gao , Shengwu Xiong

Recent semi-supervised learning methods have shown to achieve comparable results to their supervised counterparts while using only a small portion of labels in image classification tasks thanks to their regularization strategies. In this…

Machine Learning · Computer Science 2020-09-25 Wei-Hong Li , Chuan-Sheng Foo , Hakan Bilen