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Bidirectional Associative Memory (BAM) trained with Bidirectional Backpropagation (B-BP) often suffers from poor robustness and high sensitivity to noise and adversarial attacks. To address these issues, we propose a novel gradient-free…

机器学习 · 计算机科学 2025-11-18 Ci Lin , Tet Yeap , Iluju Kiringa , Biwei Zhang

Large genomic datasets are now created through numerous activities, including recreational genealogical investigations, biomedical research, and clinical care. At the same time, genomic data has become valuable for reuse beyond their…

密码学与安全 · 计算机科学 2021-12-28 Rajagopal Venkatesaramani , Zhiyu Wan , Bradley A. Malin , Yevgeniy Vorobeychik

Lock-free data structures are an important tool for the development of concurrent programs as they provide scalability, low latency and avoid deadlocks, livelocks and priority inversion. However, they require some sort of additional support…

分布式、并行与集群计算 · 计算机科学 2023-02-14 Pedro Moreno , Ricardo Rocha

The design of Open Radio Access Network (O-RAN) compliant systems for configuring the virtualized Base Stations (vBSs) is of paramount importance for network operators. This task is challenging since optimizing the vBS scheduling procedure…

网络与互联网体系结构 · 计算机科学 2023-01-18 Michail Kalntis , George Iosifidis

Protecting source code against reverse engineering and theft is an important problem. The goal is to carry out computations using confidential algorithms on an untrusted party while ensuring confidentiality of algorithms. This problem has…

密码学与安全 · 计算机科学 2016-12-13 Johannes Schneider , Thomas Locher

Privately releasing marginals of a tabular dataset is a foundational problem in differential privacy. However, state-of-the-art mechanisms suffer from a computational bottleneck when marginal estimates are reconstructed from noisy…

数据库 · 计算机科学 2026-02-26 Miguel Fuentes , Brett Mullins , Yingtai Xiao , Daniel Kifer , Cameron Musco , Daniel Sheldon

While Trusted Execution Environments provide a strong foundation for secure cloud computing, they remain vulnerable to access pattern leakages. Oblivious Maps (OMAPs) mitigate this by fully hiding access patterns but suffer from high…

密码学与安全 · 计算机科学 2025-09-10 Yitong Guo , Hongbo Chen , Haobin Hiroki Chen , Yukui Luo , XiaoFeng Wang , Chenghong Wang

Byte-addressable persistent memory (B-APM) presents a new opportunity to bridge the performance gap between main memory and storage. In this paper, we present the usage scenarios for this new technology, based on the capabilities of Intel's…

分布式、并行与集群计算 · 计算机科学 2020-12-14 Michele Weiland , Bernhard Homoelle

Distributed algorithms enable private Optimal Power Flow (OPF) computations by avoiding the need in sharing sensitive information localized in algorithms sub-problems. However, adversaries can still infer this information from the…

最优化与控制 · 数学 2020-03-23 Vladimir Dvorkin , Pascal Van Hentenryck , Jalal Kazempour , Pierre Pinson

Oblivious transfer is a fundamental cryptographic primitive which is useful for secure multiparty computation. There are several variants of oblivious transfer. We consider 1 out of 2 oblivious transfer, where a sender sends two bits of…

量子物理 · 物理学 2025-11-12 David Reichmuth , Ittoop Vergheese Puthoor , Petros Wallden , Erika Andersson

Safe active learning (AL) is a sequential scheme for learning unknown systems while respecting safety constraints during data acquisition. Existing methods often rely on Gaussian processes (GPs) to model the task and safety constraints,…

机器学习 · 计算机科学 2026-04-07 Cen-You Li , Marc Toussaint , Barbara Rakitsch , Christoph Zimmer

Increasing investment in computing technologies and the advancements in silicon technology has fueled rapid growth in advanced driver assistance systems (ADAS) and corresponding SoC developments. An ADAS SoC represents a heterogeneous…

硬件体系结构 · 计算机科学 2022-09-14 Hao Luan , Yu Yao , Chang Huang

Poisson subsampling is the default sampling scheme in differentially private machine learning, largely because its unstructured randomness yields tractable privacy amplification analyses. Yet this same randomness introduces substantial…

机器学习 · 计算机科学 2026-05-11 Andy Dong , Ayfer Özgür

We give efficient data-oblivious algorithms for several fundamental geometric problems that are relevant to geographic information systems, including planar convex hulls and all-nearest neighbors. Our methods are "data-oblivious" in that…

计算几何 · 计算机科学 2010-09-13 David Eppstein , Michael T. Goodrich , Roberto Tamassia

Traditional approaches to differential privacy assume a fixed privacy requirement $\epsilon$ for a computation, and attempt to maximize the accuracy of the computation subject to the privacy constraint. As differential privacy is…

机器学习 · 计算机科学 2017-06-01 Katrina Ligett , Seth Neel , Aaron Roth , Bo Waggoner , Z. Steven Wu

Large Language Models (LLMs) have demonstrated impressive capabilities, but their high computational costs pose challenges for customization. Model merging offers a cost-effective alternative, yet existing methods suffer from interference…

机器学习 · 计算机科学 2025-02-19 Zhixiang Wang , Zhenyu Mao , Yixuan Qiao , Yunfang Wu , Biye Li

In the standard privacy-preserving Machine learning as-a-service (MLaaS) model, the client encrypts data using homomorphic encryption and uploads it to a server for computation. The result is then sent back to the client for decryption. It…

密码学与安全 · 计算机科学 2025-04-29 Luke Sperling , Sandeep S. Kulkarni

Code obfuscation increases the difficulty of understanding programs, improves software security, and, in particular, OLLVM offers the possibility of cross-platform code obfuscation. For OLLVM, we provide enhanced solutions for control flow…

密码学与安全 · 计算机科学 2022-03-08 Chengyang Li , Tianbo Huang , Xiarun Chen , Chenglin Xie , Weiping Wen

Virtually every Internet communication typically involves a Domain Name System (DNS) lookup for the destination server that the client wants to communicate with. Operators of DNS recursive resolvers---the machines that receive a client's…

网络与互联网体系结构 · 计算机科学 2022-01-25 Paul Schmitt , Anne Edmundson , Nick Feamster

The importance of preventing microarchitectural timing side channels in security-critical applications has surged in recent years. Constant-time programming has emerged as a best-practice technique for preventing the leakage of secret…

密码学与安全 · 计算机科学 2024-03-12 Lucas Deutschmann , Johannes Mueller , Mohammad Rahmani Fadiheh , Dominik Stoffel , Wolfgang Kunz