The SIGMETRICS Banquet will be held this year at the following location and time:
Location: The Nines Hotel
525 SW Morrison St
Portland, OR 97204
The 6th floor, Gallery Ballroom
Time: Wed June 17, 6:45-9:30pm
According to Google Map, it is about a 1.3 miles away across the river. You can take the Max rail system to the hotel from the Convention Center station. If you take the Westbound Blue line or Westbound Red line, you should get off at the Mall SW 5th stop, and if you take the Westbound Green line, you should get off at the Pioneer Place stop.
Here is the rail map.
If you prefer to walk, it should be about a 27 minutes walk according to Google Map.
Here are the maps.