|
|
Our mechanism's effectivity is inside a relentless fraction of the a posteriori optimally environment friendly resolution. Our mechanism's technical core is a variant of the web weighted bipartite matching downside where not like prior variants wherein one randomizes edge arrivals or bounds edge weights, we could revoke previously dedicated edges. Further, it bounds the earnings of speculators who're in the game to obtain the cancellation fees. Our model permits the seller to cancel at any time any reservation made earlier, by which case the holder of the reservation incurs a utility loss amounting to a fraction of her worth for the reservation and might also obtain a cancellation payment from the seller. They still hold if we replace objects with elements of a matroid and matchings with impartial units, or if all bidders have additive value 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 techniques to purchase display advertisements on publishers’ webpages or on conventional media comparable to radio, Tv and newsprint.
Feel free to visit my web site ... สล็อต PG เว็บตรง |
|
窥视卡
雷达卡
发表于 2023-2-22 11:25:42
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
千斤顶
照妖镜