Xiaobo Zhang Heping Wang Ashfaq A. Khokhar Distortion Analysis for Real-Time Reconstruction of Correlated Data Field in Heterogeneous Sensor Networks. 178-182 2008 GLOBECOM http://dx.doi.org/10.1109/GLOCOM.2008.ECP.42 conf/globecom/2008 db/conf/globecom/globecom2008.html#ZhangWK08