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All Outputs (3)

Meta-evaluation of online and offline web search evaluation metrics (2017)
Conference Proceeding
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)
Conference Proceeding
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.

Does document relevance affect the searcher's perception of time? (2017)
Conference Proceeding
Luo, C., Liu, Y., Sakai, T., Zhou, K., Zhang, F., Li, X., & Ma, S. (2017). Does document relevance affect the searcher's perception of time?. In Proceedings of the Tenth ACM International Conference on Web Search and Data Mining - WSDM '17 (141-150). https://doi.org/10.1145/3018661.3018694

Time plays an essential role in multiple areas of Information Retrieval (IR) studies such as search evaluation, user behavior analysis, temporal search result ranking and query understanding. Especially, in search evaluation studies, time is usually... Read More about Does document relevance affect the searcher's perception of time?.