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Variational approaches to disparity estimation typically use a linearised brightness constancy constraint, which only applies in smooth regions and over small distances. Accordingly, current variational approaches rely on a schedule to…

图像与视频处理 · 电气工程与系统科学 2024-05-28 James L. Gray , Aous T. Naman , David S. Taubman

Automated grading systems have enabled scalable assessment for many response types, but handwritten mathematics remains a barrier due to the complexity of multi-step solutions. Vision-capable large language models (LLMs) offer new…

计算机与社会 · 计算机科学 2026-05-20 Jacob Levine , Miguel Aenlle , Craig Zilles , Matthew West , Mariana Silva

To assist humans in efficiently validating RAG-generated content, developing a fine-grained attribution mechanism that provides supporting evidence from retrieved documents for every answer span is essential. Existing fine-grained…

计算与语言 · 计算机科学 2024-12-17 Qiang Ding , Lvzhou Luo , Yixuan Cao , Ping Luo

We consider a variant of regression problem, where the correspondence between input and output data is not available. Such shuffled data is commonly observed in many real world problems. Taking flow cytometry as an example, the measuring…

机器学习 · 计算机科学 2021-02-12 Yujia Xie , Yixiu Mao , Simiao Zuo , Hongteng Xu , Xiaojing Ye , Tuo Zhao , Hongyuan Zha

Although stochastic gradient descent (SGD) method and its variants (e.g., stochastic momentum methods, AdaGrad) are the choice of algorithms for solving non-convex problems (especially deep learning), there still remain big gaps between the…

最优化与控制 · 数学 2019-03-07 Zaiyi Chen , Zhuoning Yuan , Jinfeng Yi , Bowen Zhou , Enhong Chen , Tianbao Yang

In this paper, we propose a general deep learning training framework XGrad which introduces weight prediction into the popular gradient-based optimizers to boost their convergence and generalization when training the deep neural network…

机器学习 · 计算机科学 2024-04-09 Lei Guan , Dongsheng Li , Yanqi Shi , Jian Meng

Perceptually Aligned Gradients (PAG) refer to an intriguing property observed in robust image classification models, wherein their input gradients align with human perception and pose semantic meanings. While this phenomenon has gained…

计算机视觉与模式识别 · 计算机科学 2023-09-04 Roy Ganz , Michael Elad

The proliferation of digital news media necessitates robust methods for verifying content veracity, particularly regarding the consistency between visual and textual information. Traditional approaches often fall short in addressing the…

计算机视觉与模式识别 · 计算机科学 2025-08-12 Sihan Ma , Qiming Wu , Ruotong Jiang , Frank Burns

We propose MCGrad, a novel and scalable multicalibration algorithm. Multicalibration - calibration in subgroups of the data - is an important property for the performance of machine learning-based systems. Existing multicalibration methods…

Saliency methods seek to explain the predictions of a model by producing an importance map across each input sample. A popular class of such methods is based on backpropagating a signal and analyzing the resulting gradient. Despite much…

计算机视觉与模式识别 · 计算机科学 2020-04-07 Sylvestre-Alvise Rebuffi , Ruth Fong , Xu Ji , Andrea Vedaldi

The computer vision community is witnessing an unprecedented rate of new tasks being proposed and addressed, thanks to the deep convolutional networks' capability to find complex mappings from X to Y. The advent of each task often…

计算机视觉与模式识别 · 计算机科学 2020-02-11 Junnan Li , Ziwei Xu , Yongkang Wong , Qi Zhao , Mohan Kankanhalli

The paper systematically studies the impact of a range of recent advances in CNN architectures and learning methods on the object categorization (ILSVRC) problem. The evalution tests the influence of the following choices of the…

神经与进化计算 · 计算机科学 2017-06-02 Dmytro Mishkin , Nikolay Sergievskiy , Jiri Matas

Current semi-supervised object detection (SSOD) algorithms typically assume class balanced datasets (PASCAL VOC etc.) or slightly class imbalanced datasets (MS-COCO, etc). This assumption can be easily violated since real world datasets can…

计算机视觉与模式识别 · 计算机科学 2024-03-25 Jiaming Li , Xiangru Lin , Wei Zhang , Xiao Tan , Yingying Li , Junyu Han , Errui Ding , Jingdong Wang , Guanbin Li

Automated assessment of open-ended student responses is a critical capability for scaling personalized feedback in education. While large language models (LLMs) have shown promise in grading tasks via in-context learning (ICL), their…

人工智能 · 计算机科学 2026-03-03 Yucheng Chu , Hang Li , Kaiqi Yang , Yasemin Copur-Gencturk , Kevin Haudek , Joseph Krajcik , Jiliang Tang

This paper is devoted to first-order algorithms for smooth convex optimization with inexact gradients. Unlike the majority of the literature on this topic, we consider the setting of relative rather than absolute inexactness. More…

The human visual system is remarkably adept at adapting to changes in the input distribution; a capability modern convolutional neural networks (CNNs) still struggle to match. Drawing inspiration from the developmental trajectory of human…

计算机视觉与模式识别 · 计算机科学 2025-12-17 Ankita Raj , Kaashika Prajaapat , Tapan Kumar Gandhi , Chetan Arora

Attributions aim to identify input pixels that are relevant to the decision-making process. A popular approach involves using modified backpropagation (BP) rules to reverse decisions, which improves interpretability compared to the original…

机器学习 · 计算机科学 2025-03-17 Guanhua Zheng , Jitao Sang , Changsheng Xu

Facial Beauty Prediction (FBP) has made significant strides with the application of deep learning, yet state-of-the-art models often exhibit critical limitations, including architectural constraints, inherent demographic biases, and a lack…

计算机视觉与模式识别 · 计算机科学 2025-09-30 Djamel Eddine Boukhari

Graph Neural Networks (GNNs) are gaining extensive attention for their application in graph data. However, the black-box nature of GNNs prevents users from understanding and trusting the models, thus hampering their applicability. Whereas…

机器学习 · 计算机科学 2023-05-23 Qizhang Feng , Ninghao Liu , Fan Yang , Ruixiang Tang , Mengnan Du , Xia Hu

Graph representation learning has become a ubiquitous component in many scenarios, ranging from social network analysis to energy forecasting in smart grids. In several applications, ensuring the fairness of the node (or graph)…

机器学习 · 计算机科学 2022-07-13 Indro Spinelli , Simone Scardapane , Amir Hussain , Aurelio Uncini
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