All Outputs (2)

Meta-evaluation of online and offline web search evaluation metrics (2017)
Presentation / Conference Contribution
Chen, Y., Zhou, K., Liu, Y., Zhang, M., & Ma, S. (2017). Meta-evaluation of online and offline web search evaluation metrics. In Proceedings of the 40th International ACM SIGIR Conference on Research and Development in Information Retrieval - SIGIR '17 (15-24). https://doi.org/10.1145/3077136.3080804

As in most information retrieval (IR) studies, evaluation plays an essential part in Web search research. Both offline and online evaluation metrics are adopted in measuring the performance of search engines. Offline metrics are usually based on rele... Read More about Meta-evaluation of online and offline web search evaluation metrics.

Detecting collusive spamming activities in community question answering (2017)
Presentation / Conference Contribution
Liu, Y., Liu, Y., Zhou, K., Zhang, M., & Ma, S. (2017). Detecting collusive spamming activities in community question answering. In Proceedings of the 26th International Conference on World Wide Web - WWW '17 (1073-1082). https://doi.org/10.1145/3038912.3052594

Community Question Answering (CQA) portals provide rich sources of information on a variety of topics. However, the authenticity and quality of questions and answers (Q&As) has proven hard to control. In a troubling direction, the widespread growth o... Read More about Detecting collusive spamming activities in community question answering.