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Coarse-Grained Reconfigurable Arrays (CGRAs) are specialized accelerators commonly employed to boost performance in workloads with iterative structures. Existing research typically focuses on compiler or architecture optimizations aimed at…

硬件体系结构 · 计算机科学 2025-08-28 Xiangfeng Liu , Zhe Jiang , Anzhen Zhu , Xiaomeng Han , Mingsong Lyu , Qingxu Deng , Nan Guan

Over the past few years, there has been an increased interest in including FPGAs in data centers and high-performance computing clusters along with GPUs and other accelerators. As a result, it has become increasingly important to have a…

分布式、并行与集群计算 · 计算机科学 2022-09-14 Mostafa Eghbali Zarch , Reece Neff , Michela Becchi

Cybersecurity has emerged as a critical challenge for the industry. With the large complexity of the security landscape, sophisticated and costly deep learning models often fail to provide timely detection of cyber threats on edge devices.…

密码学与安全 · 计算机科学 2023-04-17 Junyao Wang , Hanning Chen , Mariam Issa , Sitao Huang , Mohsen Imani

In early 2018, Meltdown first showed how to read arbitrary kernel memory from user space by exploiting side-effects from transient instructions. While this attack has been mitigated through stronger isolation boundaries between user and…

密码学与安全 · 计算机科学 2019-05-15 Michael Schwarz , Moritz Lipp , Daniel Moghimi , Jo Van Bulck , Julian Stecklina , Thomas Prescher , Daniel Gruss

Many-core accelerators are essential for high-performance deep learning, but their performance is undermined by widespread fail-slow failures. Detecting such failures on-chip is challenging, as prior methods from distributed systems are…

硬件体系结构 · 计算机科学 2026-02-26 Junchi Wu , Xinfei Wan , Zhuoran Li , Yuyang Jin , Guangyu Sun , Yun Liang , Diyu Zhou , Youwei Zhuo

The side-channel attack is an attack method based on the information gained about implementations of computer systems, rather than weaknesses in algorithms. Information about system characteristics such as power consumption, electromagnetic…

密码学与安全 · 计算机科学 2020-08-04 Guanlin Li , Chang Liu , Han Yu , Yanhong Fan , Libang Zhang , Zongyue Wang , Meiqin Wang

State-of-the-art superconducting quantum processors containing tens to hundreds of qubits have demonstrated the building blocks for realizing fault-tolerant quantum computation. Nonetheless, a fundamental barrier to scaling further is the…

Superchannels leverage the flexibility of elastic optical networks and pave the way to higher capacity channels in space division multiplexing (SDM) networks. A superchannel consists of subchannels to which continuous spectral grid slots…

Meltdown and Spectre exploit microarchitectural changes the CPU makes during transient out-of-order execution. Using side-channel techniques, these attacks enable leaking arbitrary data from memory. As state-of-the-art software mitigations…

密码学与安全 · 计算机科学 2021-03-08 Michael Schwarz , Claudio Canella , Lukas Giner , Daniel Gruss

The rise of microservice architectures has revolutionized application design, fostering adaptability and resilience. These architectures facilitate scaling and encourage collaborative efforts among specialized teams, streamlining deployment…

分布式、并行与集群计算 · 计算机科学 2023-11-21 Herve Mbikayi Kabamba , Matthew Khouzam , Michel Dagenais

In this paper, we proposed an effective and efficient multi-core shared-cache design optimization approach based on reuse-distance analysis of the data traces of target applications. Since data traces are independent of system hardware…

性能 · 计算机科学 2021-09-13 Hsin-Yu Ho , Ren-Song Tsay

Transfer attacks generate significant interest for real-world black-box applications by crafting transferable adversarial examples through surrogate models. Whereas, existing works essentially directly optimize the single-level objective…

机器学习 · 计算机科学 2024-06-05 Yaohua Liu , Jiaxin Gao , Xuan Liu , Xianghao Jiao , Xin Fan , Risheng Liu

Security can be seen as an optimisation objective in NoC resource management, and as such poses trade-offs against other objectives such as real-time schedulability. In this paper, we show how to increase NoC resilience against a concrete…

分布式、并行与集群计算 · 计算机科学 2016-07-13 Leandro Soares Indrusiak , James Harbin , Martha Johanna Sepulveda

We introduce a new, high-throughput, synchronous, distributed, data-parallel, stochastic-gradient-descent learning algorithm. This algorithm uses amortized inference in a compute-cluster-specific, deep, generative, dynamical model to…

分布式、并行与集群计算 · 计算机科学 2018-03-14 Michael Teng , Frank Wood

Spin Transfer Torque RAM (STTRAM) is a promising candidate for Last Level Cache (LLC) due to high endurance, high density and low leakage. One of the major disadvantages of STTRAM is high write latency and write current. Additionally, the…

密码学与安全 · 计算机科学 2016-03-23 Nitin Rathi , Helia Naeimi , Swaroop Ghosh

Parallel computing is very important to accelerate the performance of software systems. Additionally, considering that a recurring challenge is to process high data volumes continuously, stream processing emerged as a paradigm and software…

分布式、并行与集群计算 · 计算机科学 2024-05-14 Adriano Vogel , Sören Henning , Esteban Perez-Wohlfeil , Otmar Ertl , Rick Rabiser

Microcode is an abstraction layer used by modern x86 processors that interprets user-visible CISC instructions to hardware-internal RISC instructions. The capability to update x86 microcode enables a vendor to modify CPU behavior in-field,…

密码学与安全 · 计算机科学 2020-07-08 Benjamin Kollenda , Philipp Koppe , Marc Fyrbiak , Christian Kison , Christof Paar , Thorsten Holz

While existing studies have highlighted the advantages of deep learning (DL)-based joint source-channel coding (JSCC) schemes in enhancing transmission efficiency, they often overlook the crucial aspect of resource management during the…

信息论 · 计算机科学 2024-04-01 Kaiyi Chi , Qianqian Yang , Yuanchao Shu , Zhaohui Yang , Zhiguo Shi

Spectre, Meltdown, and related attacks have demonstrated that kernels, hypervisors, trusted execution environments, and browsers are prone to information disclosure through micro-architectural weaknesses. However, it remains unclear as to…

Modern microprocessors depend on speculative execution, creating vulnerabilities that enable transient execution attacks. Prior defenses target speculative data leakage but overlook false dependencies from partial address aliasing, where…

密码学与安全 · 计算机科学 2026-01-30 Gayathri Subramanian , Girinath P , Nitya Ranganathan , Kamakoti Veezhinathan , Gopalakrishnan Srinivasan