On Friday 20 November 2020, Yusuke Hioka presented a talk titled “Speech intelligibility in noise with varying spatial acoustics under Ambisonics-based sound reproduction system” in the postgraduate student seminar organised by IEEE NZ Signal Processing/Information Theory Joint Chapter in collaboration with the Acoustics Research Centre. The seminar was attended by about 35 audiences via both on-site and online. The seminar slides can be downloaded from here.