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🔍 sandra alves 📂 Computer Science
Showing 292 results for "sandra alves" in Computer Science
Computer Science Preprint PDF DOI

EMiX: Emulating Beyond Single-FPGA Limits

Alexander Kropotov, Miquel Moreto, Behzad Salami · 2026

FPGA-level emulation is a key step in pre-silicon chip design validation. However, emulating large-scale multi-core systems increasingly exceed the hardware resource capacity of a single FPGA, limitin…

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Computer Science Preprint PDF DOI

eDySec: A Deep Learning-based Explainable Dynamic Analysis Framework for Detecting Malicious Packages in PyPI Ecosystem

Sk Tanzir Mehedi, Raja Jurdak, Chadni Islam, Abu Bakar Siddique Mahi, Gowri Ramachandran · 2026

The security of open-source software repositories is increasingly threatened by next-gen software supply chain attacks. These attacks include multiphase malware execution, remote access activation, an…

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Computer Science Preprint PDF DOI

Efficient Batch Search Algorithm for B+ Tree Index Structures with Level-Wise Traversal on FPGAs

Max Tzschoppe, Martin Wilhelm, Sven Groppe, Thilo Pionteck · 2026

This paper introduces a search algorithm for index structures based on a B+ tree, specifically optimized for execution on a field-programmable gate array (FPGA). Our implementation efficiently travers…

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Computer Science Preprint PDF DOI

Mestra: Exploring Migration on Virtualized CGRAs

Agamemnon Kyriazis, Panagiotis Miliadis, Dimitris Theodoropoulos, Nectarios Koziris, Dionisios Pnevmatikatos · 2026

As modern Coarse Grain Reconfigurable Arrays (CGRAs) grow in size, efficient utilization of the available fabric by a single application becomes increasingly difficult. Existing CGRA mappers either fa…

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Computer Science Preprint PDF DOI

From 8 Seconds to 370ms: Kernel-Fused SAR Imaging on Apple Silicon via Single-Dispatch FFT Pipelines

Mohamed Amine Bergach · 2026

We present the first kernel-fused SAR Range Doppler pipeline on any GPU platform. By fusing FFT, matched-filter multiply, and IFFT into a single Metal compute dispatch -- keeping all intermediate data…

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Computer Science Preprint PDF DOI

Efficient DPF-based Error-Detecting Information-Theoretic Private Information Retrieval Over Rings

Pengzhen Ke, Liang Feng Zhang, Huaxiong Wang, Li-Ping Wang · 2026

Authenticated private information retrieval (APIR) is the state-of-the-art error-detecting private information retrieval (ED-PIR), using Distributed Point Functions (DPFs) for subpolynomial complexity…

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Computer Science Preprint PDF DOI

Understand and Accelerate Memory Processing Pipeline for Disaggregated LLM Inference

Zifan He, Rui Ma, Yizhou Sun, Jason Cong · 2026

Modern large language models (LLMs) increasingly depends on efficient long-context processing and generation mechanisms, including sparse attention, retrieval-augmented generation (RAG), and compresse…

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Computer Science Preprint PDF DOI

TRINE: A Token-Aware, Runtime-Adaptive FPGA Inference Engine for Multimodal AI

Hyunwoo Oh, Hanning Chen, Sanggeon Yun, Yang Ni, Suyeon Jang, Behnam Khaleghi, Fei Wen, Mohsen Imani · 2026

Multimodal stacks that mix ViTs, CNNs, GNNs, and transformer NLP strain embedded platforms because their compute/memory patterns diverge and hard real-time targets leave little slack. TRINE is a singl…

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Computer Science Preprint PDF DOI

DGNNFlow: A Streaming Dataflow Architecture for Real-Time Edge-based Dynamic GNN Inference in HL-LHC Trigger Systems

Davendra Maharaj, Tu Pham, Peter Meiring, Kyungmin Park, Sena Durgut, Cong Hao, Matteo Cremonesi · 2026

Dynamic GNN inference has exhibited effectiveness in High Energy Physics (HEP) experiments at High Luminosity Large Hadron Collider (HL-LHC) due to strong capability to model complex particle interact…

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Computer Science Preprint PDF DOI

The 1/W Law: An Analytical Study of Context-Length Routing Topology and GPU Generation Gains for LLM Inference Energy Efficiency

Huamin Chen, Xunzhuo Liu, Yuhan Liu, Junchen Jiang, Bowei He, Xue Liu · 2026

How many tokens can a GPU inference cluster deliver per watt? Across deployments of identical hardware, the answer varies by 40x -- not because of software inefficiency, but because of the serving con…

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Computer Science Preprint PDF DOI

Multi-Objective Load Balancing for Heterogeneous Edge-Based Object Detection Systems

Daghash K. Alqahtani, Maria A. Rodriguez, Muhammad Aamir Cheema, Adel N. Toosi · 2026

The rapid proliferation of the Internet of Things (IoT) and smart applications has led to a surge in data generated by distributed sensing devices. Edge computing is a mainstream approach to managing …

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Computer Science Preprint PDF DOI

A Persistent-State Dataflow Accelerator for Memory-Bound Linear Attention Decode on FPGA

Neelesh Gupta, Peter Wang, Rajgopal Kannan, Viktor K. Prasanna · 2026

Gated DeltaNet (GDN) is a linear attention mechanism that replaces the growing KV cache with a fixed-size recurrent state. Hybrid LLMs like Qwen3-Next use 75% GDN layers and achieve competitive accura…

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Computer Science Preprint PDF DOI

FAST-Prefill: FPGA Accelerated Sparse Attention for Long Context LLM Prefill

Rakshith Jayanth, Viktor Prasanna · 2026

In long-context large language model (LLM) inference, the prefill stage dominates computation due to self-attention over the complete input context. Sparse attention significantly reduces self-attenti…

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Computer Science Preprint PDF DOI

EARL: Energy-Aware Adaptive Antenna Control with Reinforcement Learning in O-RAN Cell-Free Massive MIMO Networks

Zilin Ge, Ozan Alp Topal, Irshad Ahmad Meer, Pei Xiao, Cicek Cavdar · 2026

Cell-free massive multi-input multi-output (MIMO) promises uniform high performance across the network, but also brings a high energy cost due to joint transmission from distributed radio units (RUs) …

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Computer Science Preprint PDF DOI

Primitive-Driven Acceleration of Hyperdimensional Computing for Real-Time Image Classification

Dhruv Parikh, Jebacyril Arockiaraj, Viktor Prasanna · 2026

Hyperdimensional Computing (HDC) represents data using extremely high-dimensional, low-precision vectors, termed hypervectors (HVs), and performs learning and inference through lightweight, noise-tole…

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Computer Science Preprint PDF DOI

Profit Maximization for Viral Marketing in Online Social Networks using Two Phase Diffusion Approach

Poonam Sharma, Suman Banerjee · 2026

Now-a-days, Online Social Networks (OSNs) are extensively used by different commercial houses for viral marketing. The key problem that arises in this context is to choose a limited number of highly i…

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Computer Science Preprint PDF DOI

On the Generalization Error of Differentially Private Algorithms via Typicality

Yanxiao Liu, Chun Hei Michael Shiu, Lele Wang, Deniz Gunduz · 2026

We study the generalization error of stochastic learning algorithms from an information-theoretic perspective, with a particular emphasis on deriving sharper bounds for differentially private algorith…

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Computer Science Preprint PDF DOI

HFRWKV: A High-Performance Fully On-Chip Hardware Accelerator for RWKV

Liu Shijie, Zeng Zhenghao, Jiao Han, Huang Yihua · 2026

RWKV is a modern RNN architecture that approaches the performance of Transformers, with the advantage of processing long contexts at a linear memory cost. However, its sequential computation pattern s…

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Computer Science Preprint PDF DOI

SCyTAG: Scalable Cyber-Twin for Threat-Assessment Based on Attack Graphs

David Tayouri, Elad Duani, Abed Showgan, Ofir Manor, Ortal Lavi, Igor Podoski, Miro Ohana, Yuval Elovici, Andres Murillo, Asaf Shabtai, Rami Puzis · 2025

Understanding the risks associated with an enterprise environment is the first step toward improving its security. Organizations employ various methods to assess and prioritize the risks identified in…

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Computer Science Preprint PDF DOI

FAME: FPGA Acceleration of Secure Matrix Multiplication with Homomorphic Encryption

Zhihan Xu, Rajgopal Kannan, Viktor K. Prasanna · 2025

Homomorphic Encryption (HE) enables secure computation on encrypted data, addressing privacy concerns in cloud computing. However, the high computational cost of HE operations, particularly matrix mul…

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