PodCastle: A Spoken Document Retrieval Service Improved by Anonymous User Contributions Masataka Goto author Jun Ogata author 2010-11 text Proceedings of the 24th Pacific Asia Conference on Language, Information and Computation Ryo Otoguro editor Kiyoshi Ishikawa editor Hiroshi Umemoto editor Kei Yoshimoto editor Yasunari Harada editor Institute of Digital Enhancement of Cognitive Processing, Waseda University Tohoku University, Sendai, Japan conference publication goto-ogata-2010-podcastle https://aclanthology.org/Y10-1001/ 2010-11 3 11