https://Preslot.com/ 投稿者:Antoinette 投稿日:2023/03/24(Fri) 22:21 No.32565608
Our mechanism's efficiency is within a relentless fraction of the a posteriori optimally efficient answer. Our mechanism's technical core is a variant of the online weighted bipartite matching drawback the place in contrast to prior variants during which one randomizes edge arrivals or bounds edge weights, we might revoke beforehand committed edges. Further, it bounds the earnings of speculators who are in the sport to obtain the cancellation fees. Our model allows the seller to cancel at any time any reservation made earlier, wherein case the holder of the reservation incurs a utility loss amounting to a fraction of her value for the reservation and can also receive a cancellation fee from the vendor. They still hold if we change items with parts of a matroid and matchings with impartial sets, or if all bidders have additive worth for a set of objects. A vendor will show a set of slots at some point T in the future. Many advertisers (bidders) use Internet methods to buy show advertisements on publishers’ webpages or on traditional media similar to radio, Tv and newsprint.
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