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Related papers: Analyzing Tag Distributions in Folksonomies for Re…

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In this paper we propose a method that can enhance the social popularity of a post (i.e., the number of views or likes) by recommending appropriate hash tags considering both content popularity and user popularity. A previous approach…

Social and Information Networks · Computer Science 2019-10-22 Xueting Wang , Yiwei Zhang , Toshihiko Yamasaki

Algorithmic decisions often result in scoring and ranking individuals to determine credit worthiness, qualifications for college admissions and employment, and compatibility as dating partners. While automatic and seemingly objective,…

Computers and Society · Computer Science 2018-04-24 Ke Yang , Julia Stoyanovich , Abolfazl Asudeh , Bill Howe , HV Jagadish , Gerome Miklau

Due to the exponential growth of scientific publications on the Web, there is a pressing need to tag each paper with fine-grained topics so that researchers can track their interested fields of study rather than drowning in the whole…

Digital Libraries · Computer Science 2023-10-24 Yu Zhang , Bowen Jin , Qi Zhu , Yu Meng , Jiawei Han

Term weighting schemes are widely used in Natural Language Processing and Information Retrieval. In particular, term weighting is the basis for keyword extraction. However, there are relatively few evaluation studies that shed light about…

Machine Learning · Computer Science 2022-09-12 Asahi Ushio , Federico Liberatore , Jose Camacho-Collados

Additive two-tower models are popular learning-to-rank methods for handling biased user feedback in industry settings. Recent studies, however, report a concerning phenomenon: training two-tower models on clicks collected by well-performing…

Information Retrieval · Computer Science 2025-06-26 Philipp Hager , Onno Zoeter , Maarten de Rijke

Multimedia uploaded content is tagged and recommended by users of collaborative systems, resulting in informal classifications also known as folksonomies. Faceted web ranking has been proved a reasonable alternative to a single ranking…

Information Retrieval · Computer Science 2009-03-21 Jose Ignacio Orlicki , Pablo Ignacio Fierens , José Ignacio Alvarez-Hamelin

Several projects have shown the feasibility to use textual social media data to track public health concerns, such as temporal influenza patterns or geographical obesity patterns. In this paper, we look at whether geo-tagged images from…

Social and Information Networks · Computer Science 2017-03-27 Kiran Garimella , Abdulrahman Alfayad , Ingmar Weber

Additive two-tower models are popular learning-to-rank methods for handling biased user feedback in industry settings. Recent studies, however, report a concerning phenomenon: training two-tower models on clicks collected by well-performing…

Information Retrieval · Computer Science 2025-09-01 Philipp Hager , Onno Zoeter , Maarten de Rijke

Multi-label network classification is a well-known task that is being used in a wide variety of web-based and non-web-based domains. It can be formalized as a multi-relational learning task for predicting nodes labels based on their…

Machine Learning · Computer Science 2019-02-26 Ahmed Rashed , Josif Grabocka , Lars Schmidt-Thieme

In this work we present a novel item recommendation approach that aims at improving Collaborative Filtering (CF) in social tagging systems using the information about tags and time. Our algorithm follows a two-step approach, where in the…

Information Retrieval · Computer Science 2014-07-01 Emanuel Lacic , Dominik Kowald , Paul Seitlinger , Christoph Trattner , Denis Parra

In this paper, based on the user-tag-object tripartite graphs, we propose a recommendation algorithm, which considers social tags as an important role for information retrieval. Besides its low cost of computational time, the experiment…

Information Retrieval · Computer Science 2013-06-19 Zi-Ke Zhang , Chuang Liu , Yi-Cheng Zhang , Tao Zhou

Tag recommendation is a major aspect of collaborative tagging systems. It aims to recommend tags to a user for tagging an item. In this paper we present a part of our work in progress which is a novel improvement of recommendations by…

Information Retrieval · Computer Science 2013-10-01 Modou Gueye , Talel Abdessalem , Hubert Naacke

Foundation language models obtain the instruction-following ability through supervised fine-tuning (SFT). Diversity and complexity are considered critical factors of a successful SFT dataset, while their definitions remain obscure and lack…

Computation and Language · Computer Science 2023-08-16 Keming Lu , Hongyi Yuan , Zheng Yuan , Runji Lin , Junyang Lin , Chuanqi Tan , Chang Zhou , Jingren Zhou

Identifying influential spreaders is crucial for understanding and controlling spreading processes on social networks. Via assigning degree-dependent weights onto links associated with the ground node, we proposed a variant to a recent…

Physics and Society · Physics 2015-01-16 Qian Li , Tao Zhou , Linyuan Lv , Duanbing Chen

Recently, collaborative tagging systems have attracted more and more attention and have been widely applied in web systems. Tags provide highly abstracted information about personal preferences and item content, and are therefore potential…

Information Retrieval · Computer Science 2009-07-21 Zi-Ke Zhang , Tao Zhou

Large Question-and-Answer (Q&A) platforms support diverse knowledge curation on the Web. While researchers have studied user behavior on the platforms in a variety of contexts, there is relatively little insight into important by-products…

Social and Information Networks · Computer Science 2019-02-08 Xiang Fu , Shangdi Yu , Austin R. Benson

Strategic classification studies learning in settings where users can modify their features to obtain favorable predictions. Most current works focus on simple classifiers that trigger independent user responses. Here we examine the…

Machine Learning · Computer Science 2023-05-02 Itay Eilat , Ben Finkelshtein , Chaim Baskin , Nir Rosenfeld

When dealing with large graphs, such as those that arise in the context of online social networks, a subset of nodes may be labeled. These labels can indicate demographic values, interest, beliefs or other characteristics of the nodes…

Social and Information Networks · Computer Science 2015-05-27 Smriti Bhagat , Graham Cormode , S. Muthukrishnan

Folksonomy is an emerging technology that works to classify the information over WWW through tagging the bookmarks, photos or other web-based contents. It is understood to be organized by every user while not limited to the authors of the…

Information Retrieval · Computer Science 2007-05-23 Kaikai Shen , Lide Wu

Personalized recommender systems are confronting great challenges of accuracy, diversification and novelty, especially when the data set is sparse and lacks accessorial information, such as user profiles, item attributes and explicit…

Information Retrieval · Computer Science 2009-10-07 Zi-Ke Zhang , Tao Zhou , Yi-Cheng Zhang