For hotel options near the conference site, please check:

1. University Town Center (UTC) area:

http://www.tripadvisor.com/HotelsNear-g32578-d156631-University_Town_Center-La_Jolla_San_Diego_California.html

2. Mission Bay area:

http://www.expedia.com/Mission-Bay-Park-Hotels.0-l507461-0.Travel-Guide-Filter-Hotels