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Advances in sensing technologies and the growth of the internet have resulted in an explosion in the size of modern datasets, while storage and processing power continue to lag behind. This motivates the need for algorithms that are…

机器学习 · 计算机科学 2012-06-22 Akshay Krishnamurthy , Sivaraman Balakrishnan , Min Xu , Aarti Singh

Data compression has been widely applied in many data processing areas. Compression methods use variable-size codes with the shorter codes assigned to symbols or groups of symbols that appear in the data frequently. Fibonacci coding, as a…

性能 · 计算机科学 2007-12-19 R. Baca , V. Snasel , J. Platos , M. Kratky , E. El-Qawasmeh

Large language models (LLMs) have recently seen widespread adoption in both academia and industry. As these models grow, they become valuable intellectual property (IP), reflecting substantial investments by their owners. The high cost of…

密码学与安全 · 计算机科学 2025-11-04 Yehonathan Refael , Adam Hakim , Lev Greenberg , Satya Lokam , Tal Aviv , Ben Fishman , Shachar Seidman , Racchit Jain , Jay Tenenbaum

The paper introduces a new lossless, highly robust compression algorithm that similar with LZW algorithm, yet the algorithm discards dictionary processing and uses irregular sequences with massive, random information instead. Then the paper…

信号处理 · 电气工程与系统科学 2020-06-24 Rui Zhu

The biggest cost of computing with large matrices in any modern computer is related to memory latency and bandwidth. The average latency of modern RAM reads is 150 times greater than a clock step of the processor. Throughput is a little…

数据结构与算法 · 计算机科学 2013-03-04 Crysttian Arantes Paixão , Flávio Codeço Coelho

Anomalies or failures in large computer systems, such as the cloud, have an impact on a large number of users that communicate, compute, and store information. Therefore, timely and accurate anomaly detection is necessary for reliability,…

人工智能 · 计算机科学 2021-02-24 Harold Ott , Jasmin Bogatinovski , Alexander Acker , Sasho Nedelkoski , Odej Kao

Tracking data lineage is important for data integrity, reproducibility, and debugging data science workflows. However, fine-grained lineage (i.e., at a cell level) is challenging to store, even for the smallest datasets. This paper…

数据库 · 计算机科学 2024-05-29 Jinjin Zhao , Sanjay Krishnan

With the advent of modern embedded systems, logging as a process is becoming more and more prevalent for diagnostic and analytic services. Traditionally, storage and managing of the logged data are generally kept as a part of one entity…

密码学与安全 · 计算机科学 2023-11-10 Fikret Basic , Christian Steger , Robert Kofler

System logs are a cornerstone of cybersecurity, supporting proactive breach prevention and post-incident investigations. However, analyzing vast amounts of diverse log data remains significantly challenging, as high costs, lack of in-house…

人工智能 · 计算机科学 2025-10-29 Peng Cai , Reza Ryan , Nickson M. Karie

Machine learning is penetrating various domains virtually, thereby proliferating excellent results. It has also found an outlet in digital forensics, wherein it is becoming the prime driver of computational efficiency. A prominent feature…

计算机视觉与模式识别 · 计算机科学 2022-01-13 Shubham Bharadwaj

The proliferation of small files in data lakes poses significant challenges, including degraded query performance, increased storage costs, and scalability bottlenecks in distributed storage systems. Log-structured table formats (LSTs) such…

From a long time ago, beside encryption of data and making it secure, compression packing it was also important that could make transmission of data faster. In the past years need for improvement of encryption and compression for a fast and…

密码学与安全 · 计算机科学 2018-12-19 Saber Malekzadeh

Storing and archiving data produced by next-generation sequencing (NGS) is a huge burden for research institutions. Reference-based compression algorithms are effective in dealing with these data. Our work focuses on compressing FASTQ…

信息论 · 计算机科学 2024-04-04 Yuanjian Liu , Huihao Luo , Zhijun Han , Yao Hu , Yehui Yang , Kyle Chard , Sheng Di , Ian Foster , Jiesheng Wu

Log-based anomaly detection (LogAD) is critical for maintaining the reliability and availability of large-scale online service systems. While machine learning, deep learning, and large language models (LLMs)-based methods have advanced the…

软件工程 · 计算机科学 2025-10-28 Junjie Huang , Minghua He , Jinyang Liu , Yintong Huo , Domenico Bianculli , Michael R. Lyu

Modern graphics processors provide exceptional computa- tional power, but only for certain computational models. While they have revolutionized computation in many fields, compression has been largely unnaffected. This paper aims to explain…

数据结构与算法 · 计算机科学 2011-09-13 Axel Eirola

Data hiding is one widely used approach for protecting authentication and ownership. Most multimedia content like images and videos are transmitted or saved in the compressed form. This kind of lossy compression, such as JPEG, can destroy…

图像与视频处理 · 电气工程与系统科学 2021-01-05 Chaoning Zhang , Adil Karjauv , Philipp Benz , In So Kweon

Dynamic program slicing can significantly reduce the code developers need to inspect by narrowing it down to only a subset of relevant program statements. However, despite an extensive body of research showing its usefulness, dynamic…

软件工程 · 计算机科学 2022-01-04 Bogdan Alexandru Stoica , Swarup K. Sahoo , James R. Larus , Vikram S. Adve

To guarantee that an LLM's outputs conform to a specified structure, context-free grammar (CFG) decoding engines force the selection of next tokens that produce strings that conform to a given CFG. While current CFG-constrained decoding…

人工智能 · 计算机科学 2026-05-29 Michael Sullivan , Alexander Koller

The data structure at the core of large-scale search engines is the inverted index, which is essentially a collection of sorted integer sequences called inverted lists. Because of the many documents indexed by such engines and stringent…

信息检索 · 计算机科学 2022-02-08 Giulio Ermanno Pibiri , Rossano Venturini

Compressing massive LiDAR point clouds in real-time is critical to autonomous machines such as drones and self-driving cars. While most of the recent prior work has focused on compressing individual point cloud frames, this paper proposes a…

图像与视频处理 · 电气工程与系统科学 2020-08-18 Yu Feng , Shaoshan Liu , Yuhao Zhu