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Accurate quantification of uncertainty in neural network predictions remains a central challenge for scientific applications involving high-dimensional, correlated data. While existing methods capture either aleatoric or epistemic…

机器学习 · 计算机科学 2025-08-26 Harrison J. Goldwyn , Mitchell Krock , Johann Rudi , Daniel Getter , Julie Bessac

In this paper, we present a novel automated method for White Matter (WM) lesion segmentation of Multiple Sclerosis (MS) patient images. Our approach is based on a cascade of two 3D patch-wise convolutional neural networks (CNN). The first…

Despite the integration of search tools, Deep Search Agents often suffer from a misalignment between reasoning-driven queries and the underlying web indexing structures. Existing frameworks treat the search engine as a static utility,…

机器学习 · 计算机科学 2026-03-10 Zixuan Yu , Zhenheng Tang , Tongliang Liu , Chengqi Zhang , Xiaowen Chu , Bo Han

Learning to detect real-world anomalous events through video-level labels is a challenging task due to the rare occurrence of anomalies as well as noise in the labels. In this work, we propose a weakly supervised anomaly detection method…

计算机视觉与模式识别 · 计算机科学 2021-08-05 Muhammad Zaigham Zaheer , Arif Mahmood , Marcella Astrid , Seung-Ik Lee

Nodule segmentation from breast ultrasound images is challenging yet essential for the diagnosis. Weakly-supervised segmentation (WSS) can help reduce time-consuming and cumbersome manual annotation. Unlike existing weakly-supervised…

计算机视觉与模式识别 · 计算机科学 2021-08-03 Yuhao Huang , Xin Yang , Yuxin Zou , Chaoyu Chen , Jian Wang , Haoran Dou , Nishant Ravikumar , Alejandro F Frangi , Jianqiao Zhou , Dong Ni

A thorough and holistic scene understanding is crucial for autonomous vehicles, where LiDAR semantic segmentation plays an indispensable role. However, most existing methods focus on the network design while neglecting the inherent…

计算机视觉与模式识别 · 计算机科学 2021-03-29 Peishan Cong , Xinge Zhu , Yuexin Ma

This paper studies distributed estimation and support recovery for high-dimensional linear regression model with heavy-tailed noise. To deal with heavy-tailed noise whose variance can be infinite, we adopt the quantile regression loss…

统计方法学 · 统计学 2020-09-21 Xi Chen , Weidong Liu , Xiaojun Mao , Zhuoyi Yang

Generalized Category Discovery (GCD) utilizes labeled samples of known classes to discover novel classes in unlabeled samples. Existing methods show effective performance on artificial datasets with balanced distributions. However,…

人工智能 · 计算机科学 2025-07-31 Cuong Manh Hoang

In the low-altitude wireless networks, the simultaneous sensing data acquisition and sharing (SDAS) through an ISAC signaling strategy becomes a typical application scenario. In this paper, we mainly investigate three primary aspects of the…

信息论 · 计算机科学 2026-03-31 Fuwang Dong , Fan Liu , Yifeng Xiong , Yuanhao Cui , Wei Wang , Shi Jin

Soft sensing of hard-to-measure variables is often crucial in industrial processes. Current practices rely heavily on conventional modeling techniques that show success in improving accuracy. However, they overlook the non-linear nature,…

机器学习 · 计算机科学 2025-01-07 Hwa Hui Tew , Gaoxuan Li , Fan Ding , Xuewen Luo , Junn Yong Loo , Chee-Ming Ting , Ze Yang Ding , Chee Pin Tan

Top-K sparse softmax gating mixture of experts has been widely used for scaling up massive deep-learning architectures without increasing the computational cost. Despite its popularity in real-world applications, the theoretical…

机器学习 · 统计学 2024-02-27 Huy Nguyen , Pedram Akbarian , Fanqi Yan , Nhat Ho

A reliable and user-friendly characterisation of nano-objects in a target material is presented here in the form of a software data analysis package for interpreting small-angle X-ray scattering (SAXS) patterns. When provided with data on…

数据分析、统计与概率 · 物理学 2014-12-08 Ingo Breßler , Brian R. Pauw , Andreas Thünemann

Recognition problems in long-tailed data, in which the sample size per class is heavily skewed, have gained importance because the distribution of the sample size per class in a dataset is generally exponential unless the sample size is…

机器学习 · 计算机科学 2024-04-30 Naoya Hasegawa , Issei Sato

The acquisition of high-quality labeled synthetic aperture radar (SAR) data is challenging due to the demanding requirement for expert knowledge. Consequently, the presence of unreliable noisy labels is unavoidable, which results in…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Yimin Fu , Zhunga Liu , Dongxiu Guo , Longfei Wang

Large scale datasets created from crowdsourced labels or openly available data have become crucial to provide training data for large scale learning algorithms. While these datasets are easier to acquire, the data are frequently noisy and…

图像与视频处理 · 电气工程与系统科学 2022-01-03 Rodrigo Caye Daudt , Bertrand Le Saux , Alexandre Boulch , Yann Gousseau

Most of the medical tasks naturally exhibit a long-tailed distribution due to the complex patient-level conditions and the existence of rare diseases. Existing long-tailed learning methods usually treat each class equally to re-balance the…

计算机视觉与模式识别 · 计算机科学 2025-05-29 Lie Ju , Yicheng Wu , Lin Wang , Zhen Yu , Xin Zhao , Xin Wang , Paul Bonnington , Zongyuan Ge

Weakly supervised semantic segmentation (WSSS) trains dense pixel-level segmentation models from partial or coarse annotations such as bounding boxes, scribbles, or image-level tags. While recent work leverages foundation models such as the…

计算机视觉与模式识别 · 计算机科学 2026-05-14 Stefano Colamonaco , Andrei-Bogdan Florea , Jaron Maene

Deep neural networks are vulnerable to adversarial attacks, often leading to erroneous outputs. Adversarial training has been recognized as one of the most effective methods to counter such attacks. However, existing adversarial training…

计算机视觉与模式识别 · 计算机科学 2024-03-18 Xinli Yue , Ningping Mou , Qian Wang , Lingchen Zhao

Anomaly detection is crucial in industrial applications for identifying rare and unseen patterns to ensure system reliability. Traditional models, trained on a single class of normal data, struggle with real-world distributions where normal…

机器学习 · 统计学 2026-01-07 Jungi Lee , Jungkwon Kim , Chi Zhang , Sangmin Kim , Kwangsun Yoo , Seok-Joo Byun

Weak supervision (WS) is a rich set of techniques that produce pseudolabels by aggregating easily obtained but potentially noisy label estimates from a variety of sources. WS is theoretically well understood for binary classification, where…

机器学习 · 计算机科学 2022-11-28 Harit Vishwakarma , Nicholas Roberts , Frederic Sala