Gord, thanks for the reference. I notice this was published in 1995 and, while the people involved are top-notch, the YM article referenced in another thread here and published in 2005 gives performance data on the currently available products.
When I read the last paragraph under 'Conclusions' I was left with the impression the authors would have instantly shifted into an endorsement of AIS
when discussing how much ship avoidance needs to be in the hands of the sailor, not the ship handler. BTW did you know that Jim Corenman was the author of Airmail, and the co-founder with Stan Honey of Sailmail? Boy, are those guys sharp.