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SIGIR
2012
ACM
8 years 1 months ago
Frontiers, challenges, and opportunities for information retrieval: Report from SWIRL 2012 the second strategic workshop on info
During a three-day workshop in February 2012, 45 Information Retrieval researchers met to discuss long-range challenges and opportunities within the field. The result of the works...
James Allan, W. Bruce Croft, Alistair Moffat, Mark...
SIGIR
2012
ACM
8 years 1 months ago
Search, interrupted: understanding and predicting search task continuation
Many important search tasks require multiple search sessions to complete. Tasks such as travel planning, large purchases, or job searches can span hours, days, or even weeks. Inev...
Eugene Agichtein, Ryen W. White, Susan T. Dumais, ...
SIGIR
2012
ACM
8 years 1 months ago
Will this #hashtag be popular tomorrow?
Hashtags are widely used in Twitter to define a shared context for events or topics. In this paper, we aim to predict hashtag popularity in near future (i.e., next day). Given a ...
Zongyang Ma, Aixin Sun, Gao Cong
SIGIR
2012
ACM
8 years 1 months ago
Effect of written instructions on assessor agreement
Assessors frequently disagree on the topical relevance of documents. How much of this disagreement is due to ambiguity in assessment instructions? We have two assessors assess TRE...
William Webber, Bryan Toth, Marjorie Desamito
SIGIR
2012
ACM
8 years 1 months ago
Automatic term mismatch diagnosis for selective query expansion
People are seldom aware that their search queries frequently mismatch a majority of the relevant documents. This may not be a big problem for topics with a large and diverse set o...
Le Zhao, Jamie Callan
SIGIR
2012
ACM
8 years 1 months ago
Learning to predict response times for online query scheduling
Craig Macdonald, Nicola Tonellotto, Iadh Ounis
SIGIR
2012
ACM
8 years 1 months ago
To index or not to index: time-space trade-offs in search engines with positional ranking functions
Positional ranking functions, widely used in web search engines, improve result quality by exploiting the positions of the query terms within documents. However, it is well known ...
Diego Arroyuelo, Senén González, Mau...
SIGIR
2012
ACM
8 years 1 months ago
Identifying entity aspects in microblog posts
Online reputation management is about monitoring and handling the public image of entities (such as companies) on the Web. An important task in this area is identifying aspects of...
Damiano Spina, Edgar Meij, Maarten de Rijke, Andre...
SIGIR
2012
ACM
8 years 1 months ago
Utilizing inter-document similarities in federated search
We demonstrate the merits of using inter-document similarities for federated search. Specifically, we study a resultsmerging method that utilizes information induced from cluster...
Savva Khalaman, Oren Kurland
SIGIR
2012
ACM
8 years 1 months ago
TwiNER: named entity recognition in targeted twitter stream
Many private and/or public organizations have been reported to create and monitor targeted Twitter streams to collect and understand users’ opinions about the organizations. Tar...
Chenliang Li, Jianshu Weng, Qi He, Yuxia Yao, Anwi...
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