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Related papers: S$^3$FD: Single Shot Scale-invariant Face Detector

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In this paper, we address the problem of having characters with different scales in scene text recognition. We propose a novel scale aware feature encoder (SAFE) that is designed specifically for encoding characters with different scales.…

Computer Vision and Pattern Recognition · Computer Science 2019-01-18 Wei Liu , Chaofeng Chen , Kwan-Yee K. Wong

We propose SDFDiff, a novel approach for image-based shape optimization using differentiable rendering of 3D shapes represented by signed distance functions (SDFs). Compared to other representations, SDFs have the advantage that they can…

Computer Vision and Pattern Recognition · Computer Science 2022-02-23 Yue Jiang , Dantong Ji , Zhizhong Han , Matthias Zwicker

This paper summarizes model improvements and inference-time optimizations for the popular anchor-based detectors in the scenes of autonomous driving. Based on the high-performing RCNN-RS and RetinaNet-RS detection frameworks designed for…

Computer Vision and Pattern Recognition · Computer Science 2022-08-15 Xianzhi Du , Wei-Chih Hung , Tsung-Yi Lin

Scale variation is one of the key challenges in object detection. In this work, we first present a controlled experiment to investigate the effect of receptive fields for scale variation in object detection. Based on the findings from the…

Computer Vision and Pattern Recognition · Computer Science 2019-08-21 Yanghao Li , Yuntao Chen , Naiyan Wang , Zhaoxiang Zhang

Benefiting from the pioneering design of generic object detectors, significant achievements have been made in the field of face detection. Typically, the architectures of the backbone, feature pyramid layer, and detection head module within…

Computer Vision and Pattern Recognition · Computer Science 2022-03-30 Yang Liu , Fei Wang , Jiankang Deng , Zhipeng Zhou , Baigui Sun , Hao Li

This paper analyzes the design choices of face detection architecture that improve efficiency of computation cost and accuracy. Specifically, we re-examine the effectiveness of the standard convolutional block as a lightweight backbone…

Computer Vision and Pattern Recognition · Computer Science 2023-11-03 Joonhyun Jeong , Beomyoung Kim , Joonsang Yu , Youngjoon Yoo

This paper proposes a novel face recognition algorithm based on large-scale supervised hierarchical feature learning. The approach consists of two parts: hierarchical feature learning and large-scale model learning. The hierarchical feature…

Computer Vision and Pattern Recognition · Computer Science 2014-07-08 Jianguo Li , Yurong Chen

There is an abundant literature on face detection due to its important role in many vision applications. Since Viola and Jones proposed the first real-time AdaBoost based face detector, Haar-like features have been adopted as the method of…

Computer Vision and Pattern Recognition · Computer Science 2010-09-30 Sakrapee Paisitkriangkrai , Chunhua Shen , Jian Zhang

Shape from Focus (SFF) is a depth reconstruction technique that estimates scene structure from focus variations observed across a focal stack, that is, a sequence of images captured at different focus settings. A key limitation of SFF…

Computer Vision and Pattern Recognition · Computer Science 2026-04-03 Khurram Ashfaq , Muhammad Tariq Mahmood

Small objects have relatively low resolution, the unobvious visual features which are difficult to be extracted, so the existing object detection methods cannot effectively detect small objects, and the detection speed and stability are…

Computer Vision and Pattern Recognition · Computer Science 2021-08-25 Qingcai Wang , Hao Zhang , Xianggong Hong , Qinqin Zhou

Driven by the new generation of multi-modal large models, such as Stable Diffusion (SD), image manipulation technologies have advanced rapidly, posing significant challenges to image forensics. However, existing image forgery localization…

Computer Vision and Pattern Recognition · Computer Science 2025-08-29 Yang Su , Shunquan Tan , Jiwu Huang

High-efficiency point cloud 3D object detection operated on embedded systems is important for many robotics applications including autonomous driving. Most previous works try to solve it using anchor-based detection methods which come with…

Computer Vision and Pattern Recognition · Computer Science 2020-07-01 Runzhou Ge , Zhuangzhuang Ding , Yihan Hu , Yu Wang , Sijia Chen , Li Huang , Yuan Li

We study the problem of efficient object detection of 3D LiDAR point clouds. To reduce the memory and computational cost, existing point-based pipelines usually adopt task-agnostic random sampling or farthest point sampling to progressively…

Computer Vision and Pattern Recognition · Computer Science 2022-03-22 Yifan Zhang , Qingyong Hu , Guoquan Xu , Yanxin Ma , Jianwei Wan , Yulan Guo

This paper proposes a robust approach for face detection and gender classification in color images. Previous researches about gender recognition suppose an expensive computational and time-consuming pre-processing step in order to alignment…

Artificial Intelligence · Computer Science 2011-08-09 Sahar Yousefi , Morteza Zahedi

In this work, we address the challenging task of 3D object recognition without the reliance on real-world 3D labeled data. Our goal is to predict the 3D shape, size, and 6D pose of objects within a single RGB-D image, operating at the…

Computer Vision and Pattern Recognition · Computer Science 2023-10-20 Mayank Lunayach , Sergey Zakharov , Dian Chen , Rares Ambrus , Zsolt Kira , Muhammad Zubair Irshad

This paper studies face recognition (FR) and normalization in surveillance imagery. Surveillance FR is a challenging problem that has great values in law enforcement. Despite recent progress in conventional FR, less effort has been devoted…

Computer Vision and Pattern Recognition · Computer Science 2020-10-05 Xi Yin , Ying Tai , Yuge Huang , Xiaoming Liu

In last few decades, a lot of progress has been made in the field of face detection. Various face detection methods have been proposed by numerous researchers working in this area. The two well-known benchmarking platform: the FDDB and…

Computer Vision and Pattern Recognition · Computer Science 2019-10-25 Mohammad Iqbal Nouyed , Guodong Guo

With the advent of 2-dimensional Convolution Neural Networks (2D CNNs), the face recognition accuracy has reached above 99%. However, face recognition is still a challenge in real world conditions. A video, instead of an image, as an input…

Computer Vision and Pattern Recognition · Computer Science 2021-02-03 Nayaneesh Kumar Mishra , Satish Kumar Singh

Face verification is a fast-growing authentication tool for everyday systems, such as smartphones. While current 2D face recognition methods are very accurate, it has been suggested recently that one may wish to add a 3D sensor to such…

Computer Vision and Pattern Recognition · Computer Science 2020-06-02 Dana Weitzner , David Mendlovic , Raja Giryes

Face forgery detection encompasses multiple critical tasks, including identifying forged images and videos and localizing manipulated regions and temporal segments. Current approaches typically employ task-specific models with independent…

Computer Vision and Pattern Recognition · Computer Science 2025-12-02 Haotian Liu , Haoyu Chen , Chenhui Pan , You Hu , Guoying Zhao , Xiaobai Li