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This paper establishes rates of universal approximation for the shallow neural tangent kernel (NTK): network weights are only allowed microscopic changes from random initialization, which entails that activations are mostly unchanged, and…

机器学习 · 计算机科学 2020-02-18 Ziwei Ji , Matus Telgarsky , Ruicheng Xian

Nearest neighbor has always been one of the most appealing non-parametric approaches in machine learning, pattern recognition, computer vision, etc. Previous empirical studies partly shows that nearest neighbor is resistant to noise, yet…

机器学习 · 计算机科学 2018-09-14 Wei Gao , Bin-Bin Yang , Zhi-Hua Zhou

We perform a careful, thorough, and large scale empirical study of the correspondence between wide neural networks and kernel methods. By doing so, we resolve a variety of open questions related to the study of infinitely wide neural…

Deep neural networks (DNNs) enable innovative applications of machine learning like image recognition, machine translation, or malware detection. However, deep learning is often criticized for its lack of robustness in adversarial settings…

机器学习 · 计算机科学 2018-03-14 Nicolas Papernot , Patrick McDaniel

The Fuzzy Gene Filter (FGF) is an optimised Fuzzy Inference System designed to rank genes in order of differential expression, based on expression data generated in a microarray experiment. This paper examines the effectiveness of the FGF…

机器学习 · 计算机科学 2011-08-24 Meir Perez , Tshilidzi Marwala

In the field of federated learning, addressing non-independent and identically distributed (non-i.i.d.) data remains a quintessential challenge for improving global model performance. This work introduces the Feature Norm Regularized…

机器学习 · 计算机科学 2023-12-13 Ke Hu , WeiDong Qiu , Peng Tang

The GMM (generalized min-max) kernel was recently proposed (Li, 2016) as a measure of data similarity and was demonstrated effective in machine learning tasks. In order to use the GMM kernel for large-scale datasets, the prior work resorted…

机器学习 · 统计学 2016-07-13 Ping Li

In contrastive self-supervised learning, positive samples are typically drawn from the same image but in different augmented views, resulting in a relatively limited source of positive samples. An effective way to alleviate this problem is…

计算机视觉与模式识别 · 计算机科学 2023-11-14 Xianzhong Long , Chen Peng , Yun Li

A recent proposal of data dependent similarity called Isolation Kernel/Similarity has enabled SVM to produce better classification accuracy. We identify shortcomings of using a tree method to implement Isolation Similarity; and propose a…

机器学习 · 计算机科学 2024-01-30 Xiaoyu Qin , Kai Ming Ting , Ye Zhu , Vincent CS Lee

In this paper, we introduce a novel approach to neural learning: the Feature-Imitating-Network (FIN). A FIN is a neural network with weights that are initialized to reliably approximate one or more closed-form statistical features, such as…

机器学习 · 计算机科学 2021-10-26 Sari Saba-Sadiya , Tuka Alhanai , Mohammad M Ghassemi

Nearest Neighbor Search (NNS) is a central task in knowledge representation, learning, and reasoning. There is vast literature on efficient algorithms for constructing data structures and performing exact and approximate NNS. This paper…

机器学习 · 统计学 2021-03-10 Blake Mason , Ardhendu Tripathy , Robert Nowak

Inspired by recent advances in retrieval augmented methods in NLP~\citep{khandelwal2019generalization,khandelwal2020nearest,meng2021gnn}, in this paper, we introduce a $k$ nearest neighbor NER ($k$NN-NER) framework, which augments the…

计算与语言 · 计算机科学 2022-04-01 Shuhe Wang , Xiaoya Li , Yuxian Meng , Tianwei Zhang , Rongbin Ouyang , Jiwei Li , Guoyin Wang

A simple yet effective architectural design of radial basis function neural networks (RBFNN) makes them amongst the most popular conventional neural networks. The current generation of radial basis function neural network is equipped with…

机器学习 · 计算机科学 2020-07-07 Syed Muhammad Atif , Shujaat Khan , Imran Naseem , Roberto Togneri , Mohammed Bennamoun

Federated Learning (FL) is a collaborative method for training models while preserving data privacy in decentralized settings. However, FL encounters challenges related to data heterogeneity, which can result in performance degradation. In…

机器学习 · 计算机科学 2023-11-23 Seongyoon Kim , Gihun Lee , Jaehoon Oh , Se-Young Yun

Fuzzy systems have achieved great success in numerous applications. However, there are still many challenges in designing an optimal fuzzy system, e.g., how to efficiently optimize its parameters, how to balance the trade-off between…

机器学习 · 计算机科学 2019-07-16 Dongrui Wu , Chin-Teng Lin , Jian Huang , Zhigang Zeng

We study approximation and learning capacities of convolutional neural networks (CNNs) with one-side zero-padding and multiple channels. Our first result proves a new approximation bound for CNNs with certain constraint on the weights. Our…

机器学习 · 计算机科学 2025-07-29 Yunfei Yang , Han Feng , Ding-Xuan Zhou

Fuzzing has become one of the most popular techniques to identify bugs in software. To improve the fuzzing process, a plethora of techniques have recently appeared in academic literature. However, evaluating and comparing these techniques…

密码学与安全 · 计算机科学 2021-08-17 David Paaßen , Sebastian Surminski , Michael Rodler , Lucas Davi

We showed in this work how the Hassanat distance metric enhances the performance of the nearest neighbour classifiers. The results demonstrate the superiority of this distance metric over the traditional and most-used distances, such as…

机器学习 · 计算机科学 2015-01-06 Mouhammd Alkasassbeh , Ghada A. Altarawneh , Ahmad B. A. Hassanat

Tensor regression has attracted significant attention in statistical research. This study tackles the challenge of handling covariates with smooth varying structures. We introduce a novel framework, termed functional tensor regression,…

统计方法学 · 统计学 2025-06-12 Tongyu Li , Fang Yao , Anru R. Zhang

In supervised learning using kernel methods, we often encounter a large-scale finite-sum minimization over a reproducing kernel Hilbert space (RKHS). Large-scale finite-sum problems can be solved using efficient variants of Newton method,…

机器学习 · 计算机科学 2022-06-07 Ting-Jui Chang , Shahin Shahrampour