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Creating fake images and videos such as "Deepfake" has become much easier these days due to the advancement in Generative Adversarial Networks (GANs). Moreover, recent research such as the few-shot learning can create highly realistic…

计算机视觉与模式识别 · 计算机科学 2020-08-11 Hyeonseong Jeon , Youngoh Bang , Simon S. Woo

Connected operators are filtering tools that act by merging elementary regions of an image. A popular strategy is based on tree-based image representations: for example, one can compute an attribute on each node of the tree and keep only…

计算机视觉与模式识别 · 计算机科学 2012-07-17 Yongchao Xu , Thierry Géraud , Laurent Najman

In image set classification, a considerable advance has been made by modeling the original image sets by second order statistics or linear subspace, which typically lie on the Riemannian manifold. Specifically, they are Symmetric Positive…

计算机视觉与模式识别 · 计算机科学 2018-05-31 Rui Wang , Xiao-Jun Wu , Kai-Xuan Chen , Josef Kittler

The adoption of neural network models in medical imaging has been constrained by strict privacy regulations, limited data availability, high acquisition costs, and demographic biases. Deep generative models offer a promising solution by…

图像与视频处理 · 电气工程与系统科学 2025-06-16 Zuzanna Skorniewska , Bartlomiej W. Papiez

Open-set face recognition refers to a scenario in which biometric systems have incomplete knowledge of all existing subjects. Therefore, they are expected to prevent face samples of unregistered subjects from being identified as previously…

计算机视觉与模式识别 · 计算机科学 2023-08-25 Rafael Henrique Vareto , Manuel Günther , William Robson Schwartz

Face aging is the task aiming to translate the faces in input images to designated ages. To simplify the problem, previous methods have limited themselves only able to produce discrete age groups, each of which consists of ten years.…

计算机视觉与模式识别 · 计算机科学 2021-03-01 Seogkyu Jeon , Pilhyeon Lee , Kibeom Hong , Hyeran Byun

Phylogenetic trees elucidate evolutionary relationships among species, but phylogenetic inference remains challenging due to the complexity of combining continuous (branch lengths) and discrete parameters (tree topology). Traditional Markov…

种群与进化 · 定量生物学 2024-12-30 ChenRui Duan , Zelin Zang , Siyuan Li , Yongjie Xu , Stan Z. Li

Recent advances in AI-powered image editing tools have significantly lowered the barrier to image modification, raising pressing security concerns those related to spreading misinformation and disinformation on social platforms. Image…

图像与视频处理 · 电气工程与系统科学 2024-08-27 Keyang Zhang , Chenqi Kong , Shiqi Wang , Anderson Rocha , Haoliang Li

The aim of this review is to present and analyze the probabilistic models of mathematical phylogenetics which have been intensively used in recent years in biology as the cornerstone of attempts to infer and reconstruct the ancestral…

种群与进化 · 定量生物学 2020-01-08 Peter D Jarvis , Jeremy G Sumner

In recent years, we know that the interaction with images has increased. Image similarity involves fetching similar-looking images abiding by a given reference image. The target is to find out whether the image searched as a query can…

计算机视觉与模式识别 · 计算机科学 2022-05-19 Sayan Nath , Nikhil Nayak

Generally, privacy-enhancing face recognition systems are designed to offer permanent protection of face embeddings. Recently, so-called soft-biometric privacy-enhancement approaches have been introduced with the aim of canceling…

计算机视觉与模式识别 · 计算机科学 2023-10-05 Daile Osorio-Roig , Paul A. Gerlitz , Christian Rathgeb , Christoph Busch

Automated face recognition has made rapid strides over the past decade due to the unprecedented rise of deep neural network (DNN) models that can be trained for domain-specific tasks. At the same time, foundation models that are pretrained…

计算机视觉与模式识别 · 计算机科学 2026-04-09 Fizza Rubab , Yiying Tong , Arun Ross

Compatibility of unrooted phylogenetic trees is a well studied problem in phylogenetics. It asks to determine whether for a set of k input trees there exists a larger tree (called a supertree) that contains the topologies of all k input…

离散数学 · 计算机科学 2014-03-03 Alexander Grigoriev , Steven Kelk , Nela Lekic

Structural information of phylogenetic tree topologies plays an important role in phylogenetic inference. However, finding appropriate topological structures for specific phylogenetic inference tasks often requires significant design effort…

机器学习 · 统计学 2023-02-20 Cheng Zhang

Face recognition can benefit from the utilization of depth data captured using low-cost cameras, in particular for presentation attack detection purposes. Depth video output from these capture devices can however contain defects such as…

计算机视觉与模式识别 · 计算机科学 2021-07-28 Torsten Schlett , Christian Rathgeb , Christoph Busch

A novel biologically motivated face recognition algorithm based on polar frequency is presented. Polar frequency descriptors are extracted from face images by Fourier-Bessel transform (FBT). Next, the Euclidean distance between all images…

计算机视觉与模式识别 · 计算机科学 2007-05-23 Yossi Zana , Roberto M. Cesar-JR

Face recognition approaches often rely on equal image resolution for verifying faces on two images. However, in practical applications, those image resolutions are usually not in the same range due to different image capture mechanisms or…

计算机视觉与模式识别 · 计算机科学 2022-11-28 Martin Knoche , Stefan Hörmann , Gerhard Rigoll

Image-generating machine learning models are typically trained with loss functions based on distance in the image space. This often leads to over-smoothed results. We propose a class of loss functions, which we call deep perceptual…

机器学习 · 计算机科学 2016-02-10 Alexey Dosovitskiy , Thomas Brox

Image registration (IR) is a fundamental task in image processing for matching two or more images of the same scene taken at different times, from different viewpoints and/or by different sensors. Due to the enormous diversity of IR…

计算机视觉与模式识别 · 计算机科学 2017-11-22 Sarit Chicotay , Eli David , Nathan S. Netanyahu

Recent deep image-to-image translation techniques allow fast generation of face images from freehand sketches. However, existing solutions tend to overfit to sketches, thus requiring professional sketches or even edge maps as input. To…

图形学 · 计算机科学 2020-06-09 Shu-Yu Chen , Wanchao Su , Lin Gao , Shihong Xia , Hongbo Fu