By Bharadwaj Veeravalli
Several works on multimedia garage seem in literature at the present time, yet little or no if any, were dedicated to dealing with lengthy length video retrieval, over huge scale networks. disbursed retrieval of multimedia records, in particular the lengthy period files, is an primary step in rendering fine quality, high-fidelity, and reasonable companies for community provider providers.
Distributed Multimedia Retrieval innovations for giant Scale Networked Systemspresents an up to date learn prestige within the area of dispensed video retrieval. This expert publication will contain numerous diversified innovations which are in position for lengthy period video retrieval. An experimentally demonstrated know-how below the JINI platform, demonstrates a pragmatic operating procedure which serves as a feasibility learn, in addition to step one in understanding this sort of expertise.
Distributed Multimedia Retrieval innovations for giant Scale Networked Systemsis designed for a qualified viewers composed of researchers and practitioners in undefined. This quantity can also be compatible for graduate-level scholars in computing device science.
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Additional info for Distributed multimedia retrieval strategies for large scale networked systems
Block diagram of a SNR scalable coder. 6. e. frames are split into two groups providing the corresponding layers. e. the enhancement layer can use the base layer frames for motion compensation. Typically, the enhancement layer consists of Bframes. g. the base layer is j of the original. The enhancement layer carries the difference of the scaled-up base layer and the input stream. 7 22 DISTRIBUTED MULTIMEDIA RETRIEVAL STRATEGIES down-sample input video + V base-layer encoder base-layer stream up-sample OMtK base-layer decoder enhancement layer encoder enhancement layer stream Figure L 7.
Fault-tolerance: In the case of a server or a link failure, data can be retrieved from other servers. • Server load-balancing: A client can adapt its download schedule to the state of the MSR servers and the underlying network, effectively offering a distributed load-balancing mechanism The challenges in building a MSR system in the fashion of a RAID array, stem from the inherent heterogeneity of such a system, particularly the communication speeds. e. keeping complete copies of media in multiple servers, similarly to RAID level 0.
This also means that within a SAN group of users one can backup or archive data from different servers to the same storage system; allow stored information to be accessed by all servers; create and store a mirror image of data as it is created; and share data between different environments. Thus, we see clearly the use of SANs in off-loading the storage traffic from mainstream network traffic to yield a significant performance improvement. This is one of the positive aspects which our MSR should facilitate.