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相关论文: Reconstructing Websites for the Lazy Webmaster

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Many emerging Web services, such as email, photo sharing, and web site archives, need to preserve large amounts of quickly-accessible data indefinitely into the future. In this paper, we make the case that these applications' demands on…

数字图书馆 · 计算机科学 2007-05-23 Mary Baker , Mehul Shah , David S. H. Rosenthal , Mema Roussopoulos , Petros Maniatis , TJ Giuli , Prashanth Bungale

The web is often treated as a durable record of institutional and social life, yet in practice it is fragile, revisable, and frequently ephemeral. Domains change, redesigns erase earlier material, institutions relocate, maintainers…

数字图书馆 · 计算机科学 2026-05-22 Meliksah Yorulmazlar

Event collections are frequently built by crawling the live web on the basis of seed URIs nominated by human experts. Focused web crawling is a technique where the crawler is guided by reference content pertaining to the event. Given the…

数字图书馆 · 计算机科学 2018-04-06 Martin Klein , Lyudmila Balakireva , Herbert Van de Sompel

As conventional storage density reaches its physical limits, the cost of a gigabyte of storage is no longer plummeting, but rather has remained mostly flat for the past decade. Meanwhile, file sizes continue to grow, leading to ever fuller…

操作系统 · 计算机科学 2025-03-31 Kevin Saric , Gowri Sankar Ramachandran , Raja Jurdak , Surya Nepal

In the on-line file-caching problem problem, the input is a sequence of requests for files, given on-line (one at a time). Each file has a non-negative size and a non-negative retrieval cost. The problem is to decide which files to keep in…

数据结构与算法 · 计算机科学 2015-06-02 Neal E. Young

The vastness of the web imposes a prohibitive cost on building large-scale search engines with limited resources. Crawl frontiers thus need to be optimized to improve the coverage and freshness of crawled content. In this paper, we propose…

Web scraping is a powerful technique that extracts data from websites, enabling automated data collection, enhancing data analysis capabilities, and minimizing manual data entry efforts. Existing methods, wrappers-based methods suffer from…

计算与语言 · 计算机科学 2024-09-27 Wenhao Huang , Zhouhong Gu , Chenghao Peng , Zhixu Li , Jiaqing Liang , Yanghua Xiao , Liqian Wen , Zulong Chen

For discovering the new URI of a missing web page, lexical signatures, which consist of a small number of words chosen to represent the "aboutness" of a page, have been previously proposed. However, prior methods relied on computing the…

信息检索 · 计算机科学 2011-02-07 Jeb Ware , Martin Klein , Michael L. Nelson

Web agents promise to automate complex browser tasks, but current methods remain brittle -- relying on step-by-step UI interactions and heavy LLM reasoning that break under dynamic layouts and long horizons. Humans, by contrast, exploit…

计算机视觉与模式识别 · 计算机科学 2025-10-03 Viraj Prabhu , Yutong Dai , Matthew Fernandez , Jing Gu , Krithika Ramakrishnan , Yanqi Luo , Silvio Savarese , Caiming Xiong , Junnan Li , Zeyuan Chen , Ran Xu

Web search is an essential way for humans to obtain information, but it's still a great challenge for machines to understand the contents of web pages. In this paper, we introduce the task of structural reading comprehension (SRC) on web.…

计算与语言 · 计算机科学 2021-11-09 Xingyu Chen , Zihan Zhao , Lu Chen , Danyang Zhang , Jiabao Ji , Ao Luo , Yuxuan Xiong , Kai Yu

Webpages change over time, and web archives hold copies of historical versions of webpages. Users of web archives, such as journalists, want to find and view changes on webpages over time. However, the current search interfaces for web…

信息检索 · 计算机科学 2023-05-02 Lesley Frew , Michael L. Nelson , Michele C. Weigle

The Open Archives Initiative (OAI) has recently created the Object Reuse and Exchange (ORE) project that defines Resource Maps (ReMs) for describing aggregations of web resources. These aggregations are susceptible to many of the same…

数字图书馆 · 计算机科学 2009-01-30 Frank McCown , Michael L. Nelson , Herbert Van de Sompel

Re-finding electronic documents from a personal computer is a frequent demand to users. In a simple re-finding task, people can use many methods to retrieve a document, such as navigating directly to the document's folder, searching with a…

信息检索 · 计算机科学 2016-01-28 Gangli Liu , Ling Feng

We document strategies and lessons learned from sampling the web by collecting 27.3 million URLs with 3.8 billion archived pages spanning 26 years (1996-2021) from the Internet Archive's (IA) Wayback Machine. Our goal is to revisit…

数字图书馆 · 计算机科学 2025-07-22 Kritika Garg , Sawood Alam , Dietrich Ayala , Mark Graham , Michele C. Weigle , Michael L. Nelson

We describe challenges related to web archiving, replaying archived web resources, and verifying their authenticity. We show that Web Packaging has significant potential to help address these challenges and identify areas in which changes…

网络与互联网体系结构 · 计算机科学 2019-06-18 Sawood Alam , Michele C. Weigle , Michael L. Nelson , Martin Klein , Herbert Van de Sompel

The World Wide Web (WWW) allows the people to share the information (data) from the large database repositories globally. The amount of information grows billions of databases. We need to search the information will specialize tools known…

人工智能 · 计算机科学 2011-02-07 G. Madhu , Dr. A. Govardhan , Dr. T. V. Rajinikanth

Recently, reproducibility has become a cornerstone in the security and privacy research community, including artifact evaluations and even a new symposium topic. However, Web measurements lack tools that can be reused across many…

密码学与安全 · 计算机科学 2025-06-05 Florian Hantke , Peter Snyder , Hamed Haddadi , Ben Stock

When a user requests a web page from a web archive, the user will typically either get an HTTP 200 if the page is available, or an HTTP 404 if the web page has not been archived. This is because web archives are typically accessed by URI…

数字图书馆 · 计算机科学 2019-08-09 Lulwah M. Alkwai , Michael L. Nelson , Michele C. Weigle

The WARC file format is widely used by web archives to preserve collected web content for future use. With the rapid growth of web archives and the increasing interest to reuse these archives as big data sources for statistical and…

数字图书馆 · 计算机科学 2020-05-28 Xinyue Wang , Zhiwu Xie

Web processes are made up of services as their units of functionality. The services are represented as a graph and compose a synergy of service. The composite service is prone to failure due to various causes. However, the end-user should…

软件工程 · 计算机科学 2012-11-28 Hadi Saboohi , Sameem Abdul Kareem