activity
20162022
most citedManipulating Twitter Through Deletions

1 citations · 1 across the 3 of their papers we have counts for

collaborators

10 papers

cs.DL2021

Garbage, Glitter, or Gold: Assigning Multi-dimensional Quality Scores to Social Media Seeds for Web Archive Collections

Alexander C. Nwala, Michele C. Weigle, Michael L. Nelson

From popular uprisings to pandemics, the Web is an essential source consulted by scientists and historians for reconstructing and studying past events. Unfortunately, the Web is pl…

cs.DL2021

What Did It Look Like: A service for creating website timelapses using the Memento framework

Dhruv Patel, Alexander C. Nwala, Michael L. Nelson +1

Popular web pages are archived frequently, which makes it difficult to visualize the progression of the site through the years at web archives. The What Did It Look Like (WDILL) Tw…

cs.DL2020

Modeling Updates of Scholarly Webpages Using Archived Data

Yasith Jayawardana, Alexander C. Nwala, Gavindya Jayawardena +4

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…

cs.DL2020

SHARI -- An Integration of Tools to Visualize the Story of the Day

Shawn M. Jones, Alexander C. Nwala, Martin Klein +2

Tools such as Google News and Flipboard exist to convey daily news, but what about the past? In this paper, we describe how to combine several existing tools with web archive holdi…

cs.IR2020

365 Dots in 2019: Quantifying Attention of News Sources

Alexander C. Nwala, Michele C. Weigle, Michael L. Nelson

We investigate the overlap of topics of online news articles from a variety of sources. To do this, we provide a platform for studying the news by measuring this overlap and scorin…

cs.DL2019

Using Micro-collections in Social Media to Generate Seeds for Web Archive Collections

Alexander C. Nwala, Michele C. Weigle, Michael L. Nelson

In a Web plagued by disappearing resources, Web archive collections provide a valuable means of preserving Web resources important to the study of past events ranging from election…