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Plasticity loss, a critical challenge in neural network training, limits a model's ability to adapt to new tasks or shifts in data distribution. This paper introduces AID (Activation by Interval-wise Dropout), a novel method inspired by…

机器学习 · 计算机科学 2025-06-24 Sangyeon Park , Isaac Han , Seungwon Oh , Kyung-Joong Kim

Gradient-based neural network training traditionally enforces symmetry between forward and backward propagation, requiring activation functions to be differentiable (or sub-differentiable) and strictly monotonic in certain regions to…

神经与进化计算 · 计算机科学 2025-09-10 Luigi Troiano , Francesco Gissi , Vincenzo Benedetto , Genny Tortora

Standard deep neural networks (DNNs) are commonly trained in an end-to-end fashion for specific tasks such as object recognition, face identification, or character recognition, among many examples. This specificity often leads to…

计算机视觉与模式识别 · 计算机科学 2020-07-14 Raphaël Achddou , J. Matias di Martino , Guillermo Sapiro

Human Activity Recognition (HAR) is a challenging problem that needs advanced solutions than using handcrafted features to achieve a desirable performance. Deep learning has been proposed as a solution to obtain more accurate HAR systems…

机器学习 · 计算机科学 2020-07-08 Hamed Damirchi , Rooholla Khorrambakht , Hamid Taghirad

In this paper, we introduce Masked Anomaly Detection (MAD), a general self-supervised learning task for multivariate time series anomaly detection. With the increasing availability of sensor data from industrial systems, being able to…

机器学习 · 计算机科学 2022-10-04 Yiwei Fu , Feng Xue

Ear recognition system has been widely studied whereas there are just a few ear presentation attack detection methods for ear recognition systems, consequently, there is no publicly available ear presentation attack detection (PAD)…

计算机视觉与模式识别 · 计算机科学 2021-12-13 Jalil Nourmohammadi Khiarak

Anomaly detection (AD) is a crucial machine learning task that aims to learn patterns from a set of normal training samples to identify abnormal samples in test data. Most existing AD studies assume that the training and test data are drawn…

计算机视觉与模式识别 · 计算机科学 2023-09-06 Tri Cao , Jiawen Zhu , Guansong Pang

Recent advancements in on-device training for deep neural networks have underscored the critical need for efficient activation compression to overcome the memory constraints of mobile and edge devices. As activations dominate memory usage…

网络与互联网体系结构 · 计算机科学 2025-07-11 Renyuan Liu , Yuyang Leng , Kaiyan Liu , Shaohan Hu , Chun-Fu , Chen , Peijun Zhao , Heechul Yun , Shuochao Yao

Activation functions play a key role in neural networks so it becomes fundamental to understand their advantages and disadvantages in order to achieve better performances. This paper will first introduce common types of non linear…

机器学习 · 计算机科学 2018-04-10 Dabal Pedamonti

Temporal action detection (TAD) aims to detect the semantic labels and boundaries of action instances in untrimmed videos. Current mainstream approaches are multi-step solutions, which fall short in efficiency and flexibility. In this…

计算机视觉与模式识别 · 计算机科学 2022-04-07 Shimin Chen , Chen Chen , Wei Li , Xunqiang Tao , Yandong Guo

Deep neural networks owe their expressive power to nonlinear activation functions. The effective field theory of signal propagation at initialization reveals a few distinct universality classes of activations that exhibit different depth…

无序系统与神经网络 · 物理学 2026-05-08 Omri Lesser , Debanjan Chowdhury

Multi-user shared access (MUSA) is introduced as advanced code domain non-orthogonal complex spreading sequences to support a massive number of machine-type communications (MTC) devices. In this paper, we propose a novel deep neural network…

信息论 · 计算机科学 2023-02-28 Thushan Sivalingam , Samad Ali , Nurul Huda Mahmood , Nandana Rajatheva , Matti Latva-Aho

It is known that sparsity can improve interpretability for deep neural networks. However, existing methods in the area either require networks that are pre-trained with sparsity constraints, or impose sparsity after the fact, altering the…

机器学习 · 计算机科学 2024-07-22 Arshia Soltani Moakhar , Eugenia Iofinova , Elias Frantar , Dan Alistarh

Deep Neural Networks (DNNs) have recently achieved great success in many tasks, which encourages DNNs to be widely used as a machine learning service in model sharing scenarios. However, attackers can easily generate adversarial examples…

机器学习 · 计算机科学 2019-07-17 Xiaowei Zhou , Ivor W. Tsang , Jie Yin

We present an approach for analyzing grouping information contained within a neural network's activations, permitting extraction of spatial layout and semantic segmentation from the behavior of large pre-trained vision models. Unlike prior…

计算机视觉与模式识别 · 计算机科学 2024-06-21 Xiao Zhang , David Yunis , Michael Maire

We introduce Deep Linear Discriminant Analysis (DeepLDA) which learns linearly separable latent representations in an end-to-end fashion. Classic LDA extracts features which preserve class separability and is used for dimensionality…

机器学习 · 计算机科学 2016-02-18 Matthias Dorfer , Rainer Kelz , Gerhard Widmer

Foundation models are becoming increasingly popular due to their strong generalization capabilities resulting from being trained on huge datasets. These generalization capabilities are attractive in areas such as NIR Iris Presentation…

计算机视觉与模式识别 · 计算机科学 2025-01-14 Juan E. Tapia , Lázaro Janier González-Soler , Christoph Busch

Diffusion models have demonstrated remarkable capabilities in image generation tasks, including image editing and video creation, representing a good understanding of the physical world. On the other line, diffusion models have also shown…

机器人学 · 计算机科学 2024-11-28 Yanjiang Guo , Yucheng Hu , Jianke Zhang , Yen-Jen Wang , Xiaoyu Chen , Chaochao Lu , Jianyu Chen

In the context of high usability in single-class anomaly detection models, recent academic research has become concerned about the more complex multi-class anomaly detection. Although several papers have designed unified models for this…

计算机视觉与模式识别 · 计算机科学 2024-03-22 Xi Jiang , Ying Chen , Qiang Nie , Jianlin Liu , Yong Liu , Chengjie Wang , Feng Zheng

This paper proposes a method to visualize the discrimination power of intermediate-layer visual patterns encoded by a DNN. Specifically, we visualize (1) how the DNN gradually learns regional visual patterns in each intermediate layer…

计算机视觉与模式识别 · 计算机科学 2021-11-08 Mingjie Li , Shaobo Wang , Quanshi Zhang