The Research Of Reputation Evaluation Of Corporations In SDN

In the new century, each corporation is in the face of more opportunities and challenges withthe surrounding conditions changing in every second. We put forward the conception of SDN inthis instance. SDN -Supply and Demand Network with Multifunctional and OpeningCharacteristics for Enterprise is a multifunctional, exoteric and incorporative network that cansuffice many supply and demand requests through integrate core capability of correlative firmswithin the range of all the world. The basic condition to implement SDN is that nodes trust ineach other. Only in the base of trust, it can reaches to cooperation and all win and makes SDNbe in the estate of dynamic and stable. We must establish reputation mechanism to make nodestrust each other in SDN. In reputation mechanism, nodes can select business object throughresearch its reputation and can restrict speculations.In the beginning of this paper, it brings forward a simple and effective indexes system ofreputation evaluation. The indexes system comprises capability of credit, behavior of credit andfirms fame. Moreover, there are many second grade indexes and their evaluation criterion.Secondly, the method MOODY and AHP have been combined for getting the weighting ofeach index. The paper calculated every kind of index in use of several methods and models, andthen, each outcome multiplied with its weighting and get the finally evaluation result of eachnode in SDN.In the last chapter of the paper, I mostly research the principium of 3PSDI and reliability ofreputation evaluation of firms in SDN, and make the Internet pages.The main innovations of this dissertation are as follows:1. To establish a reputation evaluation indexes system on the base of SDN and evaluationcriterion of each index.2. To make the behavior of credit model of firms and improve on the evaluation method.3. To design reputation evaluation pages in 3PSDI based on practice.