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Brain tumors are increasingly prevalent, characterized by the uncontrolled spread of aberrant tissues in the brain, with almost 700,000 new cases diagnosed globally each year. Magnetic Resonance Imaging (MRI) is commonly used for the…

图像与视频处理 · 电气工程与系统科学 2023-10-23 Javed Hossain , Md. Touhidul Islam , Md. Taufiqul Haque Khan Tusar

Imaging biomarkers offer a non-invasive way to predict the response of immunotherapy prior to treatment. In this work, we propose a novel type of deep radiomic features (DRFs) computed from a convolutional neural network (CNN), which…

计算机视觉与模式识别 · 计算机科学 2022-06-10 Ahmad Chaddad , Paul Daniel Mingli Zhang , Saima Rathore , Paul Sargos , Christian Desrosiers , Tamim Niazi

Stroke is a common disabling neurological condition that affects about one-quarter of the adult population over age 25; more than half of patients still have poor outcomes, such as permanent functional dependence or even death, after the…

计算机视觉与模式识别 · 计算机科学 2024-02-19 Chia-Ling Tsai , Hui-Yun Su , Shen-Feng Sung , Wei-Yang Lin , Ying-Ying Su , Tzu-Hsien Yang , Man-Lin Mai

Diffusion magnetic resonance imaging (dMRI) is a crucial non-invasive technique for exploring the microstructure of the living human brain. Traditional hand-crafted and model-based tissue microstructure reconstruction methods often require…

图像与视频处理 · 电气工程与系统科学 2025-02-26 Xinrui Ma , Jian Cheng , Wenxin Fan , Ruoyou Wu , Yongquan Ye , Shanshan Wang

Spiking Neural Networks (SNNs) aim to bridge the gap between neuroscience and machine learning by emulating the structure of the human nervous system. However, like convolutional neural networks, SNNs are vulnerable to adversarial attacks.…

计算机视觉与模式识别 · 计算机科学 2025-03-18 Weiran Chen , Qi Xu

Classification-based image retrieval systems are built by training convolutional neural networks (CNNs) on a relevant classification problem and using the distance in the resulting feature space as a similarity metric. However, in practical…

计算机视觉与模式识别 · 计算机科学 2018-10-23 Maxim Pisov , Gleb Makarchuk , Valery Kostjuchenko , Alexandra Dalechina , Andrey Golanov , Mikhail Belyaev

Nonnegative Matrix Factorization (NMF) is a widely used technique in many applications such as face recognition, motion segmentation, etc. It approximates the nonnegative data in an original high dimensional space with a linear…

机器学习 · 计算机科学 2012-04-12 Bin Shen , Luo Si , Rongrong Ji , Baodi Liu

Nonnegative Matrix Factorization (NMF) is a widely applied technique in the fields of machine learning and data mining. Graph Regularized Non-negative Matrix Factorization (GNMF) is an extension of NMF that incorporates graph regularization…

机器学习 · 计算机科学 2024-03-19 Zhen Wang , Wenwen Min

Modern face recognition (FR) models excel in constrained scenarios, but often suffer from decreased performance when deployed in unconstrained (real-world) environments due to uncertainties surrounding the quality of the captured facial…

计算机视觉与模式识别 · 计算机科学 2023-05-11 Žiga Babnik , Peter Peer , Vitomir Štruc

Patient scans from MRI often suffer from noise, which hampers the diagnostic capability of such images. As a method to mitigate such artifact, denoising is largely studied both within the medical imaging community and beyond the community…

图像与视频处理 · 电气工程与系统科学 2022-03-25 Hyungjin Chung , Eun Sun Lee , Jong Chul Ye

Mutational signatures are patterns of somatic mutations in tumor genomes that provide insights into underlying mutagenic processes and cancer origin. Developing reliable methods for their estimation is of growing importance in cancer…

应用统计 · 统计学 2025-02-04 Blake Hansen , Isabella N. Grabski , Giovanni Parmigiani , Roberta De Vito

Face authentication systems have brought significant convenience and advanced developments, yet they have become unreliable due to their sensitivity to inconspicuous perturbations, such as adversarial attacks. Existing defenses often…

密码学与安全 · 计算机科学 2024-10-30 Hanrui Wang , Ruoxi Sun , Cunjian Chen , Minhui Xue , Lay-Ki Soon , Shuo Wang , Zhe Jin

Neuro-oncology poses unique challenges for machine learning due to heterogeneous data and tumor complexity, limiting the ability of foundation models (FMs) to generalize across cohorts. Existing FMs also perform poorly in predicting…

计算机视觉与模式识别 · 计算机科学 2025-09-22 Moinak Bhattacharya , Angelica P. Kurtz , Fabio M. Iwamoto , Prateek Prasanna , Gagandeep Singh

This study deliberates on the application of advanced AI techniques for brain tumor classification through MRI, wherein the training includes the present best deep learning models to enhance diagnosis accuracy and the potential of usability…

While deep neural networks (DNNs) have revolutionized many fields, their fragility to carefully designed adversarial attacks impedes the usage of DNNs in safety-critical applications. In this paper, we strive to explore the robust features…

计算机视觉与模式识别 · 计算机科学 2023-09-12 Hong Wang , Yuefan Deng , Shinjae Yoo , Yuewei Lin

Convolutional Neural Network (CNN) is a very powerful approach to extract discriminative local descriptors for effective image search. Recent work adopts fine-tuned strategies to further improve the discriminative power of the descriptors.…

计算机视觉与模式识别 · 计算机科学 2017-11-28 Tuan Hoang , Thanh-Toan Do , Dang-Khoa Le Tan , Ngai-Man Cheung

Nonnegative Matrix Factorization (NMF) is a widely used technique for data representation. Inspired by the expressive power of deep learning, several NMF variants equipped with deep architectures have been proposed. However, these methods…

机器学习 · 计算机科学 2017-11-21 Yuning Qiu , Guoxu Zhou , Kan Xie

The notion of adversarial attacks on image classification models based on convolutional neural networks (CNN) is introduced in this work. To classify images, deep learning models called CNNs are frequently used. However, when the networks…

计算机视觉与模式识别 · 计算机科学 2023-12-29 Jaydip Sen , Abhiraj Sen , Ananda Chatterjee

Robustness is essential for deep neural networks, especially in security-sensitive applications. To this end, randomized smoothing provides theoretical guarantees for certifying robustness against adversarial perturbations. Recently,…

计算机视觉与模式识别 · 计算机科学 2025-07-02 Jiachen Lei , Julius Berner , Jiongxiao Wang , Zhongzhu Chen , Zhongjia Ba , Kui Ren , Jun Zhu , Anima Anandkumar

Accurate brain tumor diagnosis relies on the assessment of multiple Magnetic Resonance Imaging (MRI) sequences. However, in clinical practice, the acquisition of certain sequences may be affected by factors like motion artifacts or contrast…

图像与视频处理 · 电气工程与系统科学 2025-05-30 Moinak Bhattacharya , Saumya Gupta , Annie Singh , Chao Chen , Gagandeep Singh , Prateek Prasanna