|
|
Our mechanism's effectivity is within a continuing fraction of the a posteriori optimally environment friendly answer. Our mechanism's technical core is a variant of the online weighted bipartite matching downside the place unlike prior variants during which one randomizes edge arrivals or bounds edge weights, we may revoke beforehand committed edges. Further, it bounds the earnings of speculators who're in the sport to acquire the cancellation fees. Our mannequin permits the seller to cancel at any time any reservation made earlier, during which case the holder of the reservation incurs a utility loss amounting to a fraction of her worth for the reservation and may obtain a cancellation fee from the seller. They nonetheless hold if we exchange items with components of a matroid and matchings with impartial units, or if all bidders have additive worth for a set of gadgets. A seller will display a set of slots at some point T in the future. Many advertisers (bidders) use Internet programs to purchase display commercials on publishers’ webpages or on traditional media similar to radio, Tv and newsprint.
Feel free to visit my webpage ... สล็อตเว็บตรง |
|
窥视卡
雷达卡
发表于 2022-9-12 16:35:36
提升卡
置顶卡
沉默卡
喧嚣卡
变色卡
千斤顶
照妖镜