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Differentially Private Stochastic Gradient Descent (DP-SGD) is a widely adopted technique for privacy-preserving deep learning. A critical challenge in DP-SGD is selecting the optimal clipping threshold C, which involves balancing the…

机器学习 · 计算机科学 2025-04-02 Chengkun Wei , Weixian Li , Chen Gong , Wenzhi Chen

Negative guidance -- explicitly suppressing unwanted attributes -- remains a fundamental challenge in diffusion models, particularly in few-step sampling regimes. While Classifier-Free Guidance (CFG) works well in standard settings, it…

计算机视觉与模式识别 · 计算机科学 2025-06-04 Dar-Yen Chen , Hmrishav Bandyopadhyay , Kai Zou , Yi-Zhe Song

Due to domain shift, deep neural networks (DNNs) usually fail to generalize well on unknown test data in practice. Domain generalization (DG) aims to overcome this issue by capturing domain-invariant representations from source domains.…

机器学习 · 计算机科学 2022-11-10 Feng Hou , Yao Zhang , Yang Liu , Jin Yuan , Cheng Zhong , Yang Zhang , Zhongchao Shi , Jianping Fan , Zhiqiang He

In this paper, we propose a novel optimization algorithm for training machine learning models called Input Normalized Stochastic Gradient Descent (INSGD), inspired by the Normalized Least Mean Squares (NLMS) algorithm used in adaptive…

机器学习 · 计算机科学 2023-06-28 Salih Atici , Hongyi Pan , Ahmet Enis Cetin

Artificial Neural Network computation relies on intensive vector-matrix multiplications. Recently, the emerging nonvolatile memory (NVM) crossbar array showed a feasibility of implementing such operations with high energy efficiency, thus…

新兴技术 · 计算机科学 2017-04-03 Hyungjun Kim , Taesu Kim , Jinseok Kim , Jae-Joon Kim

Model extraction is a major threat for embedded deep neural network models that leverages an extended attack surface. Indeed, by physically accessing a device, an adversary may exploit side-channel leakages to extract critical information…

密码学与安全 · 计算机科学 2022-11-11 Raphael Joud , Pierre-Alain Moellic , Simon Pontie , Jean-Baptiste Rigaud

In recent years, vehicle re-identification (Re-ID) has gained increasing importance in various applications such as assisted driving systems, traffic flow management, and vehicle tracking, due to the growth of intelligent transportation…

计算机视觉与模式识别 · 计算机科学 2023-10-26 Yuejun Jiao , Song Qiu , Mingsong Chen , Dingding Han , Qingli Li , Yue Lu

This paper describes a novel Deep Learning method for the design of IIR parametric filters for automatic audio equalization. A simple and effective neural architecture, named BiasNet, is proposed to determine the IIR equalizer parameters.…

音频与语音处理 · 电气工程与系统科学 2021-10-06 Giovanni Pepe , Leonardo Gabrielli , Stefano Squartini , Carlo Tripodi , Nicolò Strozzi

Background: Image reconstruction from highly undersampled 4D flow MRI data can be very time consuming and may result in significant underestimation of velocities depending on regularization, thereby limiting the applicability of the method.…

医学物理 · 物理学 2025-04-01 Luuk Jacobs , Marco Piccirelli , Valery Vishnevskiy , Sebastian Kozerke

In this paper, we propose a joint pilot design and channel estimation scheme based on the deep learning (DL) technique for multiuser multiple-input multiple output (MIMO) channels. To this end, we construct a pilot designer using two-layer…

信息论 · 计算机科学 2018-12-12 Chang-Jae Chun , Jae-Mo Kang , Il-Min Kim

In this work we compare different drag-reduction strategies that compute their actuation based on the fluctuations at a given wall-normal location in turbulent open channel flow. In order to perform this study, we implement and describe in…

流体动力学 · 物理学 2023-09-07 L. Guastoni , J. Rabault , H. Azizpour , R. Vinuesa

Self consistent solution to electromagnetic (EM)-circuit systems is of significant interest for a number of applications. This has resulted in exhaustive research on means to couple them. In time domain, this typically involves a tight…

信号处理 · 电气工程与系统科学 2022-05-12 O. H. Ramachandran , Scott O'Connor , Zane D. Crawford , Leo C. Kempel , B. Shanker

The Density Matrix Renormalization Group (DMRG) has become a powerful numerical method that can be applied to low-dimensional strongly correlated fermionic and bosonic systems. It allows for a very precise calculation of static, dynamic and…

强关联电子 · 物理学 2008-11-26 Karen Hallberg

Normalizing flows (NFs) have become a prominent method for deep generative models that allow for an analytic probability density estimation and efficient synthesis. However, a flow-based network is considered to be inefficient in parameter…

机器学习 · 计算机科学 2020-10-26 Sang-gil Lee , Sungwon Kim , Sungroh Yoon

We propose a novel, vision-only object-level SLAM framework for automotive applications representing 3D shapes by implicit signed distance functions. Our key innovation consists of augmenting the standard neural representation by a…

计算机视觉与模式识别 · 计算机科学 2025-03-17 Li Cui , Yang Ding , Richard Hartley , Zirui Xie , Laurent Kneip , Zhenghua Yu

In this paper, we propose a learned scalable/progressive image compression scheme based on deep neural networks (DNN), named Bidirectional Context Disentanglement Network (BCD-Net). For learning hierarchical representations, we first adopt…

多媒体 · 计算机科学 2019-04-23 Zhizheng Zhang , Zhibo Chen , Jianxin Lin , Weiping Li

This paper presents a novel hybrid approach for modeling the voltage gain of LLC resonant converters by combining deep-learning neural networks with the polynomial based Group Method of Data Handling (GMDH). While deep learning offers high…

系统与控制 · 电气工程与系统科学 2025-02-19 Parham Mohammadi

Variational data assimilation in ocean models depends on the ability to model general correlation operators in the presence of coastlines. Grid-point filters based on diffusion operators are widely used for this purpose, but come with a…

数据分析、统计与概率 · 物理学 2023-12-11 Folke K Skrunes , Mayeul Destouches , Anthony Weaver , Guillaume Coulaud , Olivier Goux , Corentin Lapeyre

As malware continues to become increasingly sophisticated, threatening, and evasive, malware detection systems must keep pace and become equally intelligent, powerful, and transparent. In this paper, we propose Assembly Flow Graph (AFG) to…

密码学与安全 · 计算机科学 2026-02-02 Griffin Higgins , Roozbeh Razavi-Far , Hossein Shokouhinejad , Ali A. Ghorbani

The Density Matrix Renormalization Group (DMRG) has become a powerful numerical method that can be applied to low-dimensional strongly correlated fermionic and bosonic systems. It allows for a very precise calculation of static, dynamic and…

凝聚态物理 · 物理学 2007-05-23 Karen Hallberg