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Diffusion models now generate high-quality, diverse samples, with an increasing focus on more powerful models. Although ensembling is a well-known way to improve supervised models, its application to unconditional score-based diffusion…

Multimodal biometric identification has been grown a great attention in the most interests in the security fields. In the real world there exist modern system devices that are able to detect, recognize, and classify the human identities…

计算机视觉与模式识别 · 计算机科学 2017-06-05 M. Y. Shams , A. S. Tolba , S. H. Sarhan

Healthcare time series data is vital for monitoring patient activity but often contains noise and missing values due to various reasons such as sensor errors or data interruptions. Imputation, i.e., filling in the missing values, is a…

机器学习 · 计算机科学 2024-12-17 Lien P. Le , Xuan-Hien Nguyen Thi , Thu Nguyen , Michael A. Riegler , Pål Halvorsen , Binh T. Nguyen

This paper proposes a new approach for face verification, where a pair of images needs to be classified as belonging to the same person or not. This problem is relatively new and not well-explored in the literature. Current methods mostly…

计算机视觉与模式识别 · 计算机科学 2013-10-01 Dong Zhang , Omar Oreifej , Mubarak Shah

Gaussian Mixture models (GMMs) are a powerful tool for clustering, classification and density estimation when clustering structures are embedded in the data. The presence of missing values can largely impact the GMMs estimation process,…

机器学习 · 统计学 2020-06-05 Alessio Serafini , Thomas Brendan Murphy , Luca Scrucca

We employ the face recognition technology developed in house at face.com to a well accepted benchmark and show that without any tuning we are able to considerably surpass state of the art results. Much of the improvement is concentrated in…

计算机视觉与模式识别 · 计算机科学 2015-03-19 Yaniv Taigman , Lior Wolf

In recent advances of deep generative models, face reenactment -manipulating and controlling human face, including their head movement-has drawn much attention for its wide range of applicability. Despite its strong expressiveness, it is…

计算机视觉与模式识别 · 计算机科学 2022-02-23 Takuya Yashima , Takuya Narihira , Tamaki Kojima

Image fusion aims to combine complementary information from multiple source images to generate more comprehensive scene representations. Existing methods primarily rely on the stacking and design of network architectures to enhance the…

计算机视觉与模式识别 · 计算机科学 2025-05-28 Linli Ma , Suzhen Lin , Jianchao Zeng , Zanxia Jin , Yanbo Wang , Fengyuan Li , Yubing Luo

Deep learning-based image fusion approaches have obtained wide attention in recent years, achieving promising performance in terms of visual perception. However, the fusion module in the current deep learning-based methods suffers from two…

计算机视觉与模式识别 · 计算机科学 2022-02-01 Dongyu Rao , Xiao-Jun Wu , Tianyang Xu , Guoyang Chen

Even though a few initial works have shown on small sets of data some level of bias in the performance of fingerprint recognition technology with respect to certain demographic groups, there is still not sufficient evidence to understand…

计算机视觉与模式识别 · 计算机科学 2024-10-07 Javier Galbally , Aleksandrs Cepilovs , Ramon Blanco-Gonzalo , Gillian Ormiston , Oscar Miguel-Hurtado , Istvan Sz. Racz

Face recognition in real life situations like low illumination condition is still an open challenge in biometric security. It is well established that the state-of-the-art methods in face recognition provide low accuracy in the case of poor…

计算机视觉与模式识别 · 计算机科学 2019-02-26 Sumit Agarwal , Harshit S. Sikchi , Suparna Rooj , Shubhobrata Bhattacharya , Aurobinda Routray

Multimodal learning involves integrating information from various modalities to enhance learning and comprehension. We compare three modality fusion strategies in person identification and verification by processing two modalities: voice…

音频与语音处理 · 电气工程与系统科学 2024-11-05 Aref Farhadipour , Masoumeh Chapariniya , Teodora Vukovic , Volker Dellwo

Recognizing a face based on its attributes is an easy task for a human to perform as it is a cognitive process. In recent years, Face Recognition is achieved with different kinds of facial features which were used separately or in a…

计算机视觉与模式识别 · 计算机科学 2010-11-10 S. Sakthivel , R. Lakshmipathi

Missing covariates in regression or classification problems can prohibit the direct use of advanced tools for further analysis. Recent research has realized an increasing trend towards the usage of modern Machine Learning algorithms for…

机器学习 · 统计学 2022-03-23 Burim Ramosaj , Justus Tulowietzki , Markus Pauly

BACKGROUND: As databases grow larger, it becomes harder to fully control their collection, and they frequently come with missing values: incomplete observations. These large databases are well suited to train machine-learning models, for…

机器学习 · 计算机科学 2022-02-23 Alexandre Perez-Lebel , Gaël Varoquaux , Marine Le Morvan , Julie Josse , Jean-Baptiste Poline

Multimodal medical imaging plays a pivotal role in clinical diagnosis and research, as it combines information from various imaging modalities to provide a more comprehensive understanding of the underlying pathology. Recently, deep…

This paper investigates the feasibility of fusing two eye-centric authentication modalities-eye movements and periocular images-within a calibration-free authentication system. While each modality has independently shown promise for user…

计算机视觉与模式识别 · 计算机科学 2026-03-17 Dillon Lohr , Michael J. Proulx , Mehedi Hasan Raju , Oleg V. Komogortsev

Multiple imputation (MI) is a popular approach for dealing with missing data arising from non-response in sample surveys. Multiple imputation by chained equations (MICE) is one of the most widely used MI algorithms for multivariate data,…

机器学习 · 计算机科学 2022-03-22 Zhenhua Wang , Olanrewaju Akande , Jason Poulos , Fan Li

The common implementation of face recognition systems as a cascade of a detection stage and a recognition or verification stage can cause problems beyond failures of the detector. When the detector succeeds, it can detect faces that cannot…

计算机视觉与模式识别 · 计算机科学 2021-09-16 Siqi Deng , Yuanjun Xiong , Meng Wang , Wei Xia , Stefano Soatto

Face recognition systems are widely deployed in high-security applications such as for biometric verification at border controls. Despite their high accuracy on pristine data, it is well-known that digital manipulations, such as face…

计算机视觉与模式识别 · 计算机科学 2024-12-31 Mathias Ibsen , Lázaro J. González-Soler , Christian Rathgeb , Christoph Busch