... “Wildlife st rikes to civil aircraft in theUnited States,” 2001.[2]C.Kwan,K.C.Ho,G.Mei,etal.,“Anautomatedacoustic system to monitor and classify birds,” in Proceedings of 5thAnnual Meeting of ... 10.1155/ASP/2006/96706 An Automated Acoustic System to Monitor and Classify BirdsC. Kwan,1K. C. Ho,2G. Mei,1Y. Li ,2Z. Ren,1R. Xu,1Y. Zhang,1D. Lao,1M. Stevenson,1V. Stanford ,3 and C. Rochet31Intelligent ... cars,buses, and so forth. It can be used for security monitoringin airport terminals, and bus and train stations. The system can pick up multiple conversations from different people and at different angles....