[Firebug-cvs] firebug/doc/spie2004 spie_2004.tex,1.2,1.3
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From: <do...@us...> - 2003-11-21 01:04:34
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Update of /cvsroot/firebug/firebug/doc/spie2004 In directory sc8-pr-cvs1:/tmp/cvs-serv13181 Modified Files: spie_2004.tex Log Message: Minor changes. Index: spie_2004.tex =================================================================== RCS file: /cvsroot/firebug/firebug/doc/spie2004/spie_2004.tex,v retrieving revision 1.2 retrieving revision 1.3 diff -C2 -d -r1.2 -r1.3 *** spie_2004.tex 20 Nov 2003 18:08:48 -0000 1.2 --- spie_2004.tex 21 Nov 2003 01:04:31 -0000 1.3 *************** *** 1,5 **** \documentclass[]{spie} ! \usepackage{graphicx} \usepackage{chicago} --- 1,5 ---- \documentclass[]{spie} ! \input{comment} \usepackage{graphicx} \usepackage{chicago} *************** *** 192,195 **** --- 192,197 ---- theoretical analysis of it. + + The basic idea of their algorithm is as follows. Each node communicates with its neighbors *************** *** 208,211 **** --- 210,215 ---- number of nodes goes to infinity, is shown. + + \paragraph{West et al.}~\citeyear{west:b2001} *************** *** 223,226 **** --- 227,232 ---- than 1 meter, the range severely degraded. + + Some of the suggestions that they make to expand current sensor network implementations *************** *** 254,257 **** --- 260,265 ---- their position. + + They employ two techniques for associating signal strength measurements to distance. Both techniques *************** *** 267,270 **** --- 275,280 ---- strength received. + + The measurements for both these approaches were collected outdoors with very little interference, *************** *** 286,289 **** --- 296,301 ---- nodes to be in radio proximity of every other node. + + The ``scatternet'' tree is rooted at a network hub, which executes most of the scatternet algorithm to build routes for *************** *** 300,303 **** --- 312,316 ---- + The complexity of building the tree increases exponentially with the number of nodes, which the authors *************** *** 411,414 **** --- 424,428 ---- \section{Methodology} + This presents an outline of field experiments on a soft-deployment of a sensor network in the Claremont *************** *** 418,421 **** --- 432,436 ---- of sight, smooth terrain. + Testing sensor networks in an outdoor setting has been attempted mostly in scenarios dealing with *************** *** 439,442 **** --- 454,464 ---- \subsection{Mote variability test} + Mechanical deployment of motes will most likely + result in motes located at different heights from + the ground surface, which may affect the transmission + range. In turn, the transmission range influences the + areal extent of the network, thus the number of motes + required to obtain a certain coverage density. + Due to manufacturing processes, each mote has slightly different transmission and *************** *** 464,495 **** \section{Results} ! Put all the data from all the experiments here. \begin{figure} \begin{center} ! \includegraphics[width=3.5in]{figs/tempfig.eps} ! \caption{Reception probability of links in a network ! of line topology.} ! \label{fig:linetopo} \end{center} \end{figure} - The first set of experiments measured the success rate - for packet transmission for several sizes of networks - with line topologies, in several different terrains. - The networks consisted of 1,2,4 and 8 nodes, spaced - equally, in open, brushy, and forested terrain. - Motes from the Mica2 and Dust platforms were tested. - The results indicate that height above the - ground is an important factor in packet - reception capability. \section{Discussion} Interpret all the data from the previous section here. Say what is important and why it's important. \section{Summary and conclusions} --- 486,529 ---- \section{Results} ! ! ! \subsection{Ground level transmission} ! ! ! Our first experiment investigated the range of ! motes located on the ground in optimal terrain: ! a nearly level, grassy field located on the ! University of California, Berkeley, campus. ! The field has a slight dip to the west and ! contains a broad shallow depression approximately ! 80 meters across. The base station was deployed ! at one end of the field, and motes were deployed ! along a Keson survey tape at 5 meter increments. ! ! \begin{figure} \begin{center} ! \includegraphics[width=3.5in]{figs/turfrange.eps} ! \caption{Reception distances for motes transmitting from ! ground level to a mote receiving at ground level.} ! \label{fig:turfrange} \end{center} \end{figure} \section{Discussion} + + Interpret all the data from the previous section here. Say what is important and why it's important. + The results indicate that height above the + ground is an important factor in packet + reception capability. + \section{Summary and conclusions} *************** *** 504,507 **** --- 538,544 ---- \bibliographystyle{spiebib} + + \begin{comment} + \appendix *************** *** 762,766 **** \end{center} \end{table} ! --- 799,803 ---- \end{center} \end{table} ! \end{comment} |