نتایج جستجو برای: incentive problems

تعداد نتایج: 599570  

پایان نامه :دانشگاه آزاد اسلامی - دانشگاه آزاد اسلامی واحد تهران مرکزی - دانشکده برق و الکترونیک 1390

there are many approaches for solving variety combinatorial optimization problems (np-compelete) that devided to exact solutions and approximate solutions. exact methods can only be used for very small size instances due to their expontional search space. for real-world problems, we have to employ approximate methods such as evolutionary algorithms (eas) that find a near-optimal solution in a r...

Journal: :TIIS 2011
Chathuranga Widanapathirana Y. Ahmet Sekercioglu Bok-Min Goi

Node cooperation during packet forwarding operations is critically important for fair resource utilization in Community Wireless Mesh Networks (CoWMNs). In a CoWMN, node cooperation is achieved by using fairness protocols specifically designed to detect and isolate malicious nodes, discourage unfair behavior, and encourage node participation in forwarding packets. In general, these protocols ca...

2011
Yaping Shan Srihari Govindan Ayca Kaya B. Ravikumar Raymond Riezman

Most R&D projects are executed by employing teams of researchers and in distinct phases. These two features distinguish the agency problem that a firm faces with respect to its inhouse R&D unit from traditional principal-agent problems. This paper analyzes this agency problem by studying a continuous-time multi-agent incentive problem in which a principal hires two risk-averse agents to perform...

Journal: :EURASIP J. Wireless Comm. and Networking 2012
Taskeen Nadkar Vinay Thumar Uday B. Desai S. N. Merchant

The prime focus of this study is in developing distributed algorithms for cognitive relaying with time incentive for multiple primary users (CRTI-M). CRTI-M is a symbiotic paradigm in which the incumbent primary users (PUs) of the spectrum, with weak transmission links, seek cooperation from the cognitive secondary user (SU) nodes in their vicinity, and in return reward them with an incentive t...

2014
Stephen D. Williamson

A model is constructed in which consumers and banks have incentives to fake the quality of collateral. Conventional monetary easing can exacerbate these problems, in that the mispresentation of collateral becomes more profitable, thus increasing haircuts and interest rate differentials. Central bank purchases of private mortgages may not be feasible, due to misrepresentation of asset quality. I...

2004
Eitan Altman Vivek S. Borkar Arzad Alam Kherani Pietro Michiardi Refik Molva

Wireless Ad-hoc networks are expected to be made up of energy aware entities (nodes) interested in their own perceived performance. We consider a simple random access model for a wireless ad hoc network to address problems of finding an optimal channel access rate and providing incentive for cooperation to forward other nodes’ traffic. By casting these problems as noncooperative games, we deriv...

Journal: :J. Comput. Syst. Sci. 2008
Maria-Florina Balcan Avrim Blum Jason D. Hartline Yishay Mansour

We use techniques from sample-complexity in machine learning to reduce problems of incentive-compatible mechanism design to standard algorithmic questions, for a broad class of revenue-maximizing pricing problems. Our reductions imply that for these problems, given an optimal (or β-approximation) algorithm for an algorithmic pricing problem, we can convert it into a (1 + )-approximation (or β(1...

Journal: :CoRR 2006
Tim Roughgarden Mukund Sundararajan

We study cost-sharing mechanisms for several fundamental NP-hard combinatorial optimization problems. A cost-sharing mechanism is a protocol that, given bids for a service, determines which bidders to serve and what prices to charge. The mechanism incurs a subset-dependent cost that is implicitly defined by an instance of a combinatorial optimization problem. Three desirable but mutually incomp...

2005
Rudolf Ahlswede Levon H. Khachatrian

To a large extent the present work is far from being conclusive, instead, new directions of research in combinatorial extremal theory are started. Also questions concerning generalizations are immediately noticeable. The incentive came from problems in several fields such as Algebra, Geometry, Probability, Information and Complexity Theory. Like several basic combinatorial problems they may pla...

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