Browsing by Author "Noh Z.A.M."
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Publication Correlated topology control algorithm for survival network in MANETS(Springer Verlag, 2016) ;Azni A.H. ;Ahmad R. ;Seman K. ;Alwi N.H.M. ;Noh Z.A.M. ;Universiti Sains Islam Malaysia (USIM)University Technical Malaysia Melaka (UTeM)This paper proposed a new correlated topology control (CTC) algorithm to achieve optimal survival networks topology under correlated node behavior. CTC algorithm enable every node to selects its own neighbors with highly correlated cooperative node dynamically. To select neighbors, measurement scheme of correlated node cooperativity is proposed to determine misbehave node and critical node. The scheme will check on correlated degree of neighboring nodes for any misbehave node and at the same time will check if the removal of node cause network to partition. In the case if nodes removal will partition the network, a new reconstruction scheme LNL is proposed to reconnect the broken link. The simulation results show that CTC algorithm can prolong node lifetime and maintain generated survival network topology. Besides that, the algorithm successfully prevented correlated event from misbehave node and network partitioning from isolated node. Further, it is also shown that as energy consumption decreased, network performance especially packet forwarding can be significantly improved and network survivability is optimally achieved. � Springer International Publishing Switzerland 2016. - Some of the metrics are blocked by yourconsent settings
Publication Multivariate survival analysis for correlated node behavior in MANETS(IEEE Computer Society, 2014) ;Azni A.H. ;Ahmad R. ;Noh Z.A.M. ;Faculty of Science and Technology ;Universiti Sains Islam Malaysia (USIM)Universiti Teknikal Melaka (UTeM)This paper present correlated hazard function in multivariate network survival analysis in MANETS. Correlated hazard function is an extended hazard function in Cox model to capture correlated events. The function takes correlated degree as a covariate to measure the effect of correlated node behavior and describe the relationship between correlated degree and survival times. The covariates analysis shows that the effect of correlated degree is significant in measuring survival analysis in MANETS. � 2014 IEEE. - Some of the metrics are blocked by yourconsent settings
Publication Network survivability analysis modeling approach for MANETS: A systematic review(Institute of Electrical and Electronics Engineers Inc., 2014) ;Azni A.H. ;Ahmad R. ;Noh Z.A.M. ;Hazwani F. ;Hayaati N. ;Faculty of Science and Technology ;Universiti Sains Islam Malaysia (USIM)Universiti Technical Malaysia Melaka (UTeM)Network survivability analysis modeling in MANETs was hardly an issue in the early years of wireless technology because there was no critical network system that depended on wireless technology yet. Today, network survivability analysis is an essential aspect of reliable communication especially in MANETs. Although various methods have been proposed to model network survivability analysis in MANETs, no related review has been published as to date for this topic. Thus, a comprehensive review of this body of work would be beneficial to researchers to have an overview of the current state of research trend in this area. This paper provides a systematic literature review (SLR) of the state of the art approach in modeling network survivability analysis in MANETs. We used studies from a number of relevant article sources, and our results showed the existence of twenty six articles. From this SLR we found that the existing of modeling method is focusing on individual node in which the node is treated as independent event. Furthermore, the analysis also reveals the less popular methods in modeling network survivability analysis are with statistical methods such as regression analysis and survival analysis. The implication of this study is to give a clear direction to future researchers in this area for a better and accurate analysis in measuring network survivability in MANETs. � 2014 IEEE.