Your attitude is deplorable. Have you considered that, being a man, you may not have suffered as much sexual harassment as, say, a woman?
> Just wear non-skimpy clothing (e.g. business clothing or jeans+sweater)
Or maybe men attending the conference could act like people rather than animals?
> Surely there's more "sexual assault" at an average dance club than at an hacker conference.
So lets raise the behavioural standard at a professional conference just a fraction above that at your local club at 2am, shall we?
> Now perhaps nerds are worse at reading cues of unwillingness by women than the general population, but that's kind of fixable by bluntly saying "I don't like you" or the like, and then nerds are probably much more likely to take that at face value and desist rather than as a test of whether the man is insecure and gives up easily.
Please realise that women sometimes want to talk to you for professional reasons - they may even enjoy your company - and *still* they might not want to sleep with you.