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{section}{\numberline {6}Conclusion and Future Works}{14}} \newlabel{sec:Conclusion and Future Works}{{6}{14}} \bibstyle{ACM-Reference-Format-Journals} \bibdata{biblio} \newlabel{fig3LT}{{8}{15}} \bibcite{akyildiz2002wireless}{\citeauthoryear {Akyildiz, Su, Sankarasubramaniam, and Cayirci}{Akyildiz et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2002}} \bibcite{anastasi2009energy}{\citeauthoryear {Anastasi, Conti, Di\nobreakspace {}Francesco, and Passarella}{Anastasi et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2009}} \bibcite{berman04}{\citeauthoryear {Berman and Calinescu}{Berman and Calinescu}{2004}} \bibcite{cardei2005improving}{\citeauthoryear {Cardei and Du}{Cardei and Du}{2005}} \bibcite{cardei2005energy}{\citeauthoryear {Cardei, Thai, Li, and Wu}{Cardei et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2005}} \bibcite{castano2013column}{\citeauthoryear {Casta{\~n}o, Rossi, Sevaux, and Velasco}{Casta{\~n}o et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2013}} \bibcite{Deng2012}{\citeauthoryear {Deng, Jiguo\nobreakspace {}Yu, and Chen}{Deng et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2012}} \bibcite{deschinkel2012column}{\citeauthoryear {Deschinkel}{Deschinkel}{2012}} \bibcite{AMPL}{\citeauthoryear {Fourer, Gay, and Kernighan}{Fourer et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2002}} \bibcite{HeShibo}{\citeauthoryear {He, Gong, Zhang, Chen, and Sun}{He et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2014}} \bibcite{Huang:2003:CPW:941350.941367}{\citeauthoryear {Huang and Tseng}{Huang and Tseng}{2005a}} \bibcite{huang2005coverage}{\citeauthoryear {Huang and Tseng}{Huang and Tseng}{2005b}} \bibcite{idrees2014coverage}{\citeauthoryear {Idrees, Deschinkel, Salomon, and Couturier}{Idrees et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2014a}} \newlabel{figLTALL}{{9}{16}} \bibcite{Idrees2}{\citeauthoryear {Idrees, Deschinkel, Salomon, and Couturier}{Idrees et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2014b}} \bibcite{jaggi2006}{\citeauthoryear {Jaggi and Abouzeid}{Jaggi and Abouzeid}{2006}} \bibcite{kim2013maximum}{\citeauthoryear {Kim and Cobb}{Kim and Cobb}{2013}} \bibcite{0031-9155-44-1-012}{\citeauthoryear {Lee, Gallagher, Silvern, Wuu, and Zaider}{Lee et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{1999}} \bibcite{li2013survey}{\citeauthoryear {Li and Vasilakos}{Li and Vasilakos}{2013}} \bibcite{ling2009energy}{\citeauthoryear {Ling and Znati}{Ling and Znati}{2009}} \bibcite{glpk}{\citeauthoryear {Makhorin}{Makhorin}{2012}} \bibcite{Misra}{\citeauthoryear {Misra, Kumar, and Obaidat}{Misra et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2011}} \bibcite{pc10}{\citeauthoryear {Padmavathy and Chitra}{Padmavathy and Chitra}{2010}} \bibcite{puccinelli2005wireless}{\citeauthoryear {Puccinelli and Haenggi}{Puccinelli and Haenggi}{2005}} \bibcite{pujari2011high}{\citeauthoryear {Pujari}{Pujari}{2011}} \bibcite{qu2013distributed}{\citeauthoryear {Qu and Georgakopoulos}{Qu and Georgakopoulos}{2013}} \bibcite{rault2014energy}{\citeauthoryear {Rault, Bouabdallah, and Challal}{Rault et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2014}} \bibcite{rossi2012exact}{\citeauthoryear {Rossi, Singh, and Sevaux}{Rossi et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2012}} \bibcite{Tian02}{\citeauthoryear {Tian and Georganas}{Tian and Georganas}{2002}} \bibcite{varga}{\citeauthoryear {Varga}{Varga}{2003}} \bibcite{ChinhVu}{\citeauthoryear {Vu, Gao, Deshmukh, and Li}{Vu et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2006}} \bibcite{chin2007}{\citeauthoryear {Vu}{Vu}{2009}} \bibcite{wang2011coverage}{\citeauthoryear {Wang}{Wang}{2011}} \bibcite{5714480}{\citeauthoryear {Xing, Li, and Wang}{Xing et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2010}} \bibcite{xu2001geography}{\citeauthoryear {Xu, Heidemann, and Estrin}{Xu et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2001}} \bibcite{yan2008design}{\citeauthoryear {Yan, Gu, He, and Stankovic}{Yan et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2008}} \bibcite{yang2014novel}{\citeauthoryear {Yang and Chin}{Yang and Chin}{2014a}} \bibcite{yangnovel}{\citeauthoryear {Yang and Chin}{Yang and Chin}{2014b}} \bibcite{Yang2014}{\citeauthoryear {Yang and Liu}{Yang and Liu}{2014}} \bibcite{yick2008wireless}{\citeauthoryear {Yick, Mukherjee, and Ghosal}{Yick et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2008}} \bibcite{Zhang05}{\citeauthoryear {Zhang and Hou}{Zhang and Hou}{2005}} \bibcite{zhou2009variable}{\citeauthoryear {Zhou, Das, and Gupta}{Zhou et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2009}} \bibcite{zorbas2010solving}{\citeauthoryear {Zorbas, Glynos, Kotzanikolaou, and Douligeris}{Zorbas et\nobreakspace {}al\unhbox \voidb@x \hbox {.}}{2010}} \lastpage{18}