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The performance of face recognition has become saturated for public benchmark datasets such as LFW, CFP-FP, and AgeDB, owing to the rapid advances in CNNs. However, the effects of faces with various fine-grained conditions on FR models have…

计算机视觉与模式识别 · 计算机科学 2022-06-22 Junuk Jung , Sungbin Son , Joochan Park , Yongjun Park , Seonhoon Lee , Heung-Seon Oh

We present multimodal neural posterior estimation (MultiNPE), a method to integrate heterogeneous data from different sources in simulation-based inference with neural networks. Inspired by advances in deep fusion, it allows researchers to…

机器学习 · 计算机科学 2024-11-05 Marvin Schmitt , Leona Odole , Stefan T. Radev , Paul-Christian Bürkner

The aim of this paper is to study the fusion at feature extraction level for face and fingerprint biometrics. The proposed approach is based on the fusion of the two traits by extracting independent feature pointsets from the two…

计算机视觉与模式识别 · 计算机科学 2010-02-15 Ajita Rattani , Dakshina Ranjan Kisku , Manuele Bicego , Massimo Tistarelli

Missing data are ubiquitous in the era of big data and, if inadequately handled, are known to lead to biased findings and have deleterious impact on data-driven decision makings. To mitigate its impact, many missing value imputation methods…

机器学习 · 计算机科学 2021-10-26 Yiliang Zhang , Qi Long

Multi-modal medical images provide complementary soft-tissue characteristics that aid in the screening and diagnosis of diseases. However, limited scanning time, image corruption and various imaging protocols often result in incomplete…

计算机视觉与模式识别 · 计算机科学 2024-07-10 Yue Zhang , Chengtao Peng , Qiuli Wang , Dan Song , Kaiyan Li , S. Kevin Zhou

The performance of face analysis and recognition systems depends on the quality of the acquired face data, which is influenced by numerous factors. Automatically assessing the quality of face data in terms of biometric utility can thus be…

计算机视觉与模式识别 · 计算机科学 2022-01-14 Torsten Schlett , Christian Rathgeb , Olaf Henniger , Javier Galbally , Julian Fierrez , Christoph Busch

The development of face recognition algorithms by academic and commercial organizations is growing rapidly due to the onset of deep learning and the widespread availability of training data. Though tests of face recognition algorithm…

计算机视觉与模式识别 · 计算机科学 2022-03-11 John J. Howard , Eli J. Laird , Yevgeniy B. Sirotin , Rebecca E. Rubin , Jerry L. Tipton , Arun R. Vemury

Record fusion is the task of aggregating multiple records that correspond to the same real-world entity in a database. We can view record fusion as a machine learning problem where the goal is to predict the "correct" value for each…

机器学习 · 计算机科学 2020-06-19 Alireza Heidari , George Michalopoulos , Shrinu Kushagra , Ihab F. Ilyas , Theodoros Rekatsinas

Quality scores provide a measure to evaluate the utility of biometric samples for biometric recognition. Biometric recognition systems require high-quality samples to achieve optimal performance. This paper focuses on face images and the…

计算机视觉与模式识别 · 计算机科学 2021-10-25 Biying Fu , Cong Chen , Olaf Henniger , Naser Damer

Colleges and universities use predictive analytics in a variety of ways to increase student success rates. Despite the potential for predictive analytics, two major barriers exist to their adoption in higher education: (a) the lack of…

计算机与社会 · 计算机科学 2023-01-02 Hadis Anahideh , Parian Haghighat , Nazanin Nezami , Denisa G`andara

Missing values are prevalent across various fields, posing challenges for training and deploying predictive models. In this context, imputation is a common practice, driven by the hope that accurate imputations will enhance predictions.…

人工智能 · 计算机科学 2025-02-21 Marine Le Morvan , Gaël Varoquaux

With the advent of the big data era, the data quality problem is becoming more critical. Among many factors, data with missing values is one primary issue, and thus developing effective imputation models is a key topic in the research…

机器学习 · 计算机科学 2023-08-04 Xinyao Liu , Shengdong Du , Tianrui Li , Fei Teng , Yan Yang

The characteristics of feature selection, nonlinear combination and multi-task auxiliary learning mechanism of the human visual perception system play an important role in real-world scenarios, but the research of image fusion theory based…

计算机视觉与模式识别 · 计算机科学 2020-06-23 Aiqing Fang , Xinbo Zhao , Jiaqi Yang , Yanning Zhang

An applied problem facing all areas of data science is harmonizing data sources. Joining data from multiple origins with unmapped and only partially overlapping features is a prerequisite to developing and testing robust, generalizable…

In real-world applications, we can encounter situations when a well-trained model has to be used to predict from a damaged dataset. The damage caused by missing or corrupted values can be either on the level of individual instances or on…

机器学习 · 计算机科学 2019-11-12 Magda Friedjungová , Daniel Vašata , Marcel Jiřina

Nowadays, deep learning is the standard approach for a wide range of problems, including biometrics, such as face recognition and speech recognition, etc. Biometric problems often use deep learning models to extract features from images,…

计算机视觉与模式识别 · 计算机科学 2022-02-14 Pedro Silva , Gladston Moreira , Vander Freitas , Rodrigo Silva , David Menotti , Eduardo Luz

Missing values or data is one popular characteristic of real-world datasets, especially healthcare data. This could be frustrating when using machine learning algorithms on such datasets, simply because most machine learning models perform…

机器学习 · 计算机科学 2024-03-25 Luke Oluwaseye Joel , Wesley Doorsamy , Babu Sena Paul

Missingness is a common issue for neuroimaging data, and neglecting it in downstream statistical analysis can introduce bias and lead to misguided inferential conclusions. It is therefore crucial to conduct appropriate statistical methods…

统计方法学 · 统计学 2025-03-25 Tong Lu , Chixiang Chen , Hsin-Hsiung Huang , Peter Kochunov , Elliot Hong , Shuo Chen

Handling missing values in training datasets for constructing learning models or extracting useful information is considered to be an important research task in data mining and knowledge discovery in databases. In recent years, lot of…

数据库 · 计算机科学 2009-04-22 Shariq Bashir , Saad Razzaq , Umer Maqbool , Sonya Tahir , Abdul Rauf Baig

The abstract of the thesis consists of three sections, videlicet, Motivation Chapter Organization Salient Contributions. The complete abstract is included with the thesis. The final section on Salient Contributions is reproduced below.…

计算机视觉与模式识别 · 计算机科学 2018-01-26 Prem Sewak Sudhish