Yee Wei Law Supriyo Chatterjea Jiong Jin Thomas Hanselmann Marimuthu Palaniswami Energy-efficient data acquisition by adaptive sampling for wireless sensor networks. 1146-1151 2009 IWCMC http://doi.acm.org/10.1145/1582379.1582631 conf/iwcmc/2009 db/conf/iwcmc/iwcmc2009.html#LawCJHP09