\input zb-basic \input zb-ioport \iteman{io-port 70769548} \itemau{Liu, Zhifeng; Klette, Reinhard} \itemti{Approximated ground truth for stereo and motion analysis on real-world sequences} \itemso{PSIVT, 874-885 (2009).} \itemcc{} \itemut{} \itemli{doi:10.1007/978-3-540-92957-4\_76} \end