SICS TAC Classic Server Changes

[2004-08-12] Server upgraded to 1.0 beta 11. Changes include:

  • Minor update of the competition administration.

[2004-06-28] Server upgraded to 1.0 beta 10. Changes include:

  • Fixed bug where the entertainment auctions sometimes did not handle sell bids correctly. Thanks to team RoxyBot for reporting this.

[2004-05-25] Server upgraded to 1.0 beta 9. Changes include:

  • Now implementing the latest specification for TAC'04 Classic.
  • Game logs are compressed with gzip to save space
  • Server ported to Java

[2003-04-25] Server upgraded to 1.0 beta 8. Changes include:

  • The random seed problem in the binary versions has been fixed.
  • Somewhat better competition handling.
  • Bug fixes.

[2002-07-23] Server upgraded to 1.0 beta 7.

Changes include extended support for competitions needed for TAC'02 finals.

[2002-07-08] Server upgraded to 1.0 beta 6.

Server upgraded to count scores better. Weighted average - 10 worst is now counted so that the games that are worst for the average are removed. Latest upgrades also includes new statistic pages, better applet, etc.

[2002-06-24] Server upgraded to 1.0 beta 5.

The server has been upgraded to handle hotel auctions like TAC'01 did. From now on hotel auctions allow bids that have at least HQW items for a price at least ASK + 1. Where HQW and ASK + 1 always refer to the last quote (not the Realtime quote as our server used before the upgrade).

[2002-06-17] Server upgraded to 1.0 beta 4. Changes include:

  • Fixed so that client preferences is generated according to the documentation.
  • Fixed a few bugs in the applet, and added a chat.
  • A few more bug fixes

[2002-06-14] Server upgraded to 1.0 beta 3. Changes include:

  • Fixed bug that in some situations allowed lastAskPrice for hotel auctions to be decreased. Thanks to team cuhk for reporting this.

[2002-06-12] Server upgraded to 1.0 beta 2. Changes include:

  • Behavior on hotel auctions more compatible with TAC'01 (17th highest 'bid' is lastBidPrice in quotes)
  • Added handling of withdrawal of bids
  • Bug fixes

[2002-06-05] Server upgraded to 1.0 beta. Changes include:

  • Behavior on hotel auctions more compatible with TAC'01
  • More correct endowment assignment in beginning of games
  • Better game archive pages
  • Use of non-blocking IO (makes server more robust)
  • Bid information included in game data files (applet.log)
  • Added scores table with average score, played games, etc for all agents
[2002-03-22] New behavior for bid submission. submitBid now replaces any existing bid. This conforms with the behavior of the Michigan TAC server. See submitBid and replaceBid for more information.

[2002-03-17] Fixed the transaction system to correctly handle the special case when an agent sells to itself.

[2002-03-15] The first beta version of the server has been started on tac.sics.se.

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For questions about Trading Agent Competition or about this web site, contact tac-dev [at] sics.se