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<h2>Publications in Indoor Geolocation</h2>
<p><h3>Related Theses Supervised by Prof. Kaveh Pahlavan</h3></p>
<ul class="geo-pubs">
<li>Mohammad Heidari, Dynamic Behavior and Detection of Direct Path for Indoor Geolocation, 2008</li>
<li>Nayef Alsindi, <a href="http://www.wpi.edu/Pubs/ETD/Available/etd-042308-115256/">Indoor Cooperative Localization for Ultra Wideband Wireless Sensor Networks</a>, 2008</li>
<li>Muzaffer Kanaan, Node Density and Quality of Estimation for Infrastructure-based Indoor Geolocation Using Time of Arrival, 2008</li>
<li>Ahmad Hatami, PhD, 2006, <a href="http://www.wpi.edu/Pubs/ETD/Available/etd-053106-160141/">Application of Channel Modeling for Indoor Localization Using TOA and RSS</a>.</li>
<li>Bardia Alavi, PhD, 2006, <a href="http://www.wpi.edu/Pubs/ETD/Available/etd-050306-231312/">Distance Measurement Error Modeling for Time-of-Arrival Based Indoor Geolocation</a>.</li>
<li>Mohammad Heidari, MS, 2005, <a href="http://www.wpi.edu/Pubs/ETD/Available/etd-050405-144528/">A Test-bed for Real-time Performance Evaluation of Indoor Geolocation Systems in Laboratory Environment</a>.</li>
<li>Nayef Alsindi, MS, 2004, <a href="http://www.wpi.edu/Pubs/ETD/Available/etd-0430104-121009/">Performance of TOA Estimation Algorithms in Different Indoor Multipath Conditions</a>.</li>
<li>Xinrong Li, PhD, 2003, <a href="http://www.wpi.edu/Pubs/ETD/Available/etd-0429103-104200/">Super-resolution TOA estimation with diversity for indoor geolocation</a>.</li>
<li>Emad Zand, MS, 2003, <a href="http://www.wpi.edu/Pubs/ETD/Available/etd-0428103-130325/">Measurement of TOA Using Frequency Domain Techniques for Indoor Geolocation</a>.</li>
<li>Robert Tingley, PhD, 2000, Time-Space Characteristics of Indoor Radio Channel.</li>
<li>Prashant Krishnamurthy, PhD, 1999, Analysis and Modeling of the Wideband Radio Channel for Indoor Geolocation Applications.</li>
<li>Mudhzaffar Hassan-Ali, PhD, 1998, Using Ray-Tracing Techniques in Site-Specific Statistical Modeling of Indoor Radio Channels.</li>
</ul>
<h3>Selected Journals/Book Chapters</h3>
<ul class="geo-pubs">
<li>F. O. Akgul, M Heidari, N. Alsindi, K. Pahlavan, "Overview of RF Location Sensing Techniques and Algorithms for WSNs", Book chapter submitted to IGI Global.</li>
<li>N. Alsindi, K. Pahlavan, "Node Localization in Wireless Sensor Networks", Book chapter submitted to Wiley.</li>
<li>M. Heidari, K. Pahlavan, "Performance Evaluation of WiFi RFID Localization Technologies", Chapter 6, RFID Technology and Applications, Cambridge University Press.</li>
<li>Muzaffer Kanaan, Kaveh Pahlavan, Ferit Ozan Akgul, "Analysis of the Effects of Node Density and Bipolar Channel Behavior on Infrastructure-based UWB Indoor Geolocation Using Time of Arrival", submitted to IEEE Transactions on Wireless Communications.</li>
<li>Heidari, M. and Pahlavan, K., "Identification of the Absence of Direct Path Component in Indoor Localization Systems," submitted to IEEE Transactions on Wireless Communications.</li>
<li>Heidari, M., Akgul, F. O., and Pahlavan, K., "Identification of the Absence of Direct Path in Indoor Localization Systems," to appear in International Journal of Wireless Information Networks.</li>
<li>N. Alsindi, K. Pahlavan, "Cooperative localization bounds for indoor ultra wideband wireless sensor networks", EURASIP Journal on Advances in Signal Processing: special issue on Cooperative Localization in Wireless Ad Hoc and Sensor Networks, vol. 2008, article ID 852509, pp. 1-13, April, 2008.</li>
<li>N. Alsindi, B. Alavi, K. Pahlavan, "Measurement and modeling of UWB TOA-based ranging in indoor environments", accepted to appear in IEEE Transactions on Vehicular Technology, 2008.</li>
<li>Heidari, M. and Pahlavan, K., "A Markov Model for Dynamic Behavior of ToA-Based Ranging in Indoor Localization," EURASIP Journal on Advances in Signal Processing, vol. 2008, Article ID 241069, 14 pages, 2008.</li>
<li>Heidari, M. and Pahlavan, K., "A Markov Model for Dynamic Behavior of Ranging Errors in Indoor Geolocation Systems," IEEE Communication Letters, vol. 11, no. 12, pp. 934-936, December 2007.</li>
<li>N. Alsindi, B. Alavi, K. Pahlavan, "Empirical pathloss model for indoor geolocation using UWB measurements", IEE Electronic Letters, vol. 43, no.7, pp. 370-372, March 29, 2007.</li>
<li>N. Alsindi, X. Li, K. Pahlavan, "Analysis of TOA estimation using wideband measurements of indoor radio propagations", IEEE Transactions on Instrumentation and Measurements, vol. 56, no. 5, pp. 1537-1545, Oct. 2007.</li>
<li>M. Kanaan, B. Alavi, A. Hatami, K. Pahlavan, "Channel Modeling and Algorithms for Positioning in Indoor Wireless Networks", to appear in Springer Encyclopedia on Geographical Information Science, 2007.</li>
<li>A. Hatami, B. Alavi, K. Pahlavan, and M. Kanaan, "A Comparative Performance Evaluation of Indoor Geolocation Technologies," submitted to Interdisciplinary Information Sciences, Japan, 2006.</li>
<li>B. Alavi, K. Pahlavan, N. Alsindi, and X. Li, "Using UWB Measurements for Statistical Analysis of the Ranging Error in Indoor Multipath Environment", accepted for publication in International Journal of Wireless and Optical Communications (IJWOC), 2006.</li>
<li>K. Pahlavan, F. Akgul, M. Heidari, A. Hatami, J. Elwell, and R. Tingley" Indoor Geolocation in the Absence of Direct Path", Accepted for publication in IEEE Wireless Communications Magazine, 2006.</li>
<li>B. Alavi and K. Pahlavan, "Modeling of the TOA based Distance Measurement Error Using UWB Indoor Radio Measurements", IEEE Communication Letters, Vol. 10, No. 4, pp: 275-277, April 2006.</li>
<li>M. Kanaan, K. Pahlavan, "Algorithm for TOA-based Indoor Geolocation", IEE Electronics Letters, October, 2004.</li>
<li>X. Li and K. Pahlavan, "Super-resolution TOA estimation with diversity for indoor geolocation, IEEE Transactions on Wireless Communications, Vol. 1, No. 3, pp: 224-234, Jan 2004.</li>
<li>K. Pahlavan, X. Li, and J. Makela,  "Indoor Geolocation Science and Technology", IEEE Communications Magazine, Vol. 40, No. 2, pp: 112-118, Feb. 2002.</li>
<li>K. Pahlavan and P. Krishnamurthy, Principles of Wireless Networks - A Unified Approach, Chapter 14 - Wireless Geolocation Systems, pp: 533-551, Prentice Hall, 2002.</li>
<li>K. Pahlavan, P. Krishnamurthy and J. Beneat, "Wideband Radio Propagation Modeling for Indoor Geolocation Applications, IEEE Communications Magazine, April 1998.</li>
<li>K. Pahlavan and A. Levesque, Wireless Information Networks, Chapter 13 - RF Location Sensing, pp: 607-637, Second Edition, John Wiley and Sons, 2005. First comprehensive textbook published in wireless networks.</li>
</ul>
<h3>Conferences</h3>
<ul class="geo-pubs">
<li>N. Alsindi, M. Heidari, K. Pahlavan, "Blockage identification in indoor UWB ranging using Multi Band OFDM signals", accepted to appear in IEEE WCNC, Las Vegas, NV, 2008.</li>
<li>F. O. Akgul, K. Pahlavan, "AOA Assisted NLOS Error Mitigation for TOA-based Indoor Positioning Systems", IEEE MILCOM, Orlando, FL, 29-31 Oct. 2007.</li>
<li>N. Alsindi, B. Alavi, K. Pahlavan, "Spatial characteristics of UWB TOA-based ranging in indoor multipath environments", to appear in 18th Annual IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC 2007), Athens, Greece, 3-7 Sept. 2007.</li>
<li>F. O. Akgul, K. Pahlavan, "Path Persistency for High Precision Ranging in Different Building Architectures", 18th Annual IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC07), Athens, Greece, 3-7 Sept. 2007.</li>
<li>Heidari, M., Akgul, F. O., and Pahlavan, K., "Identification of the Absence of Direct Path in Indoor Localization Systems," in IEEE International Symposium on Personal, Indoor, and Mobile Radio Communications, pp. 1-6, September 2007.</li>
<li>F. O. Akgul, K. Pahlavan, "High Precision Ranging using Temporal TDOA and Multipath Tracking in the Absence of Direct Path", ION GNSS 2007, Fort Worth, TX, 25-28 Sept. 2007.</li>
<li>Heidari, M., Akgul, F. O., Alsindi, N. A., and Pahlavan, K., Neural Network Assisted Identification of the Absence of Direct Path in Indoor Localization," in IEEE Global Communications Conference, pp. 387-392, November 2007.</li>
<li>Heidari, M., and Pahlavan, K., "A New Site-Specific Model for Behavior of Ranging Error in TOA-Based Indoor Geolocation Systems," in IEEE Wireless Communications and Networking Conference, pp. 2564-2569, March 2007.</li>
<li>M. Heidari and K. Pahlavan, "A Model for Dynamic Behavior of Ranging Errors in TOA-based Indoor Geolocation Systems," 64th Semiannual IEEE Vehicular Technology Conference, IEEE-VTC, fall 2006, Montreal, Canada, September 25-28, 2006.</li>
<li>A. Hatami, and K. Pahlavan, "Hybrid TOA-RSS Based Localization Using Neural Networks," Proceedings of IEEE Globecom, 2006, San Francisco, USA, 27 Nov. - 1 Dec. 2006.</li>
<li>B. Alavi, N. Alsindi, K. Pahlavan, "UWB Channel Measurements for Accurate Indoor Localization", Military Communications Conference Proceedings, MILCOM 2006, Washington, DC, 23-25 October 2006.</li>
<li>N. Alsindi, K. Pahlavan, B. Alavi, "An error propagation aware algorithm for precise cooperative indoor localization", submitted to Military Communications Conference MILCOM 2006, Washington DC, 23-25 October 2006.</li>
<li>M. Kanaan, F. O. Akgul, B. Alavi, K. Pahlavan, "A Study of the Effects  of Reference Point Density on TOA-Based UWB Indoor Positioning Systems", 17th Annual IEEE International Symposium on Personal Indoor and Mobile  Radio Communications (PIMRC'06), Helsinki, Finland, 11-14 Sept. 2006.</li>
<li>N. Alsindi, K. Pahlavan, B. Alavi, X. Li, "A Novel Cooperative Localization Algorithm for Indoor Sensor Networks", 17th Annual IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC'06), Helsinki, Finland, 11-14 Sept. 2006.</li>
<li>A. Hatami and K. Pahlavan, "Performance Comparison of RSS and TOA Indoor Geolocation Based on UWB Measurement of Channel Characteristics," 17th Annual IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC'06), Helsinki, Finland, 11-14 Sept. 2006.</li>
<li>M. Kanaan, F. O. Akgul, B. Alavi, K. Pahlavan, "Performance Benchmarking  of TOA-based UWB Indoor Geolocation Systems Using MSE Profiling", 64th Semiannual IEEE Vehicular Technology Conference, IEEE-VTC, fall 2006,  Montreal, Canada, September 25-28, 2006.</li>
<li>A. Hatami, K. Pahlavan, M. Heidari, and F. Akgul, "On RSS and TOA based Indoor Geolocation - A Comparative Performance Evaluation," IEEE Wireless Communications and Networking Conference (WCNC 2006), Las Vegas, USA, April 3-6, 2006.</li>
<li>B. Alavi and K. Pahlavan, "Studying the Effect of Bandwidth on Performance of UWB Positioning Systems", IEEE Wireless Communications and Networking Conference (WCNC 2006), Las Vegas, USA, April 3-6, 2006.</li>
<li>A. Hatami and K. Pahlavan, "Comparative statistical analysis of indoor positioning using empirical data and indoor radio channel models," Consumer communications and networking conference, IEEE CCNC 2006.</li>
<li>B. Alavi, K. Pahlavan, N. Alsindi, and X. Li, "Indoor Geolocation  Distance Error Modeling using UWB Channel Measurements", 16th Annual IEEE  International Symposium on Personal Indoor and Mobile Radio Communications  (PIMRC'05), Berlin, Germany, 11-14 Sept. 2005.</li>
<li>B. Alavi and K. Pahlavan, "Analysis of Undetected Direct Path in Time-of-Arrival based UWB Indoor Geolocation", 62nd Semiannual IEEE Vehicular Technology Conference, IEEE-VTC, fall 2005, Dallas, Texas, September 25-28, 2005.</li>
<li>A. Hatami, K. Pahlavan, "A comparative performance evaluation of RSS-based positioning algorithms used in WLAN networks," IEEE Wireless Communications and Networking Conference (WCNC 2005), New Orleans, LA, USA, 13-17 Mar. 2005.</li>
<li>B. Alavi, K. Pahlavan, X Li, and N. Alsindi, "Indoor Geolocation  Distance Error Modeling with UWB Technology", The 2nd IASTED International  Conference on Communication and Computer Networks, IASTED-CCN, Boston,  USA, November 8-10, 2004.</li>
<li>M. Kanaan, K. Pahlavan, "CN-TOAG: A New Algorithm for Indoor Geolocation", 15th Annual IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC'04), Barcelona, Spain, 5-8 Sept. 2004.</li>
<li>M. Heidari and K. Pahlavan, "Performance Evaluation of Indoor Geolocation Systems Using PROPSim Hardware and Ray Tracing Software", IWWAN, Oulu, Finland, June, 2004.</li>
<li>M. Heidari and K. Pahlavan, "A Testbed for Real-Time Performance Evaluation of Indoor Geolocation Systems", Wireless and Microwave Technology Conference, WAMI, April, 2004.</li>
<li>N. Alsindi, X. Li, K. Pahlavan, "Performance of TOA estimation algorithms in different indoor multipath conditions", IEEE Wireless Communications and Networking Conference (WCNC 2004), Atlanta, GA, USA, 21-25 March 2004.</li>
<li>M. Kanaan and K. Pahlavan, "A comparison of wireless geolocation algorithms in the indoor environment", IEEE Wireless Communications and Networking Conference (WCNC 2004), Atlanta, GA, USA, 21-25 March 2004.</li>
<li>A. Hatami and K. Pahlavan, In-building Intruder Detection for WLAN Access, The IEEE Aerospace and Electronic Systems Society conference, PLANS, Monterey, CA, April 2004.</li>
<li>Emad D. Zand, K. Pahlavan and Jacques Beneat, Frequency Domain Measurement for Indoor Geolocation, to be submitted for IEEE PIMRC September 2003.</li>
<li>B. Alavi and K. Pahlavan, "Bandwidth Effect on Distance Error Modeling for Indoor Geolocation", 14th Annual IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC'03), Beijing, China, September 7-10, 2003.</li>
<li>B. Alavi and K. Pahlavan, "Modeling of the Distance Error for Indoor Geolocation", IEEE Wireless Communications and Networking Conference (WCNC 2003), New Orleans, USA, March 16-20, 2003.</li>
<li>X. Li, K. Pahlavan, and J. Beneat, "Performance of TOA estimation techniques in indoor multipath channels", 13th Annual IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC'02), Portugal, 15-18 Sep. 2002.</li>
<li>X. Li, K. Pahlavan, "Indoor Super Resolution TOA Measurement in Frequency-Domain", IEEE Workshop on WLANs, Boston, Sep. 27-28 2001.</li>
<li>X. Li and K. Pahlavan, M. Latva-aho, and M. Ylianttila, "Indoor Geolocation using OFDM Signals in HIPERLAN/2 Wireless LANs", 11th Annual IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC'00), London, Sep. 2000.</li>
<li>X. Li and K. Pahlavan, M. Latva-aho, and M. Ylianttila, "Comparison of Indoor Geolocation Methods in DSSS and OFDM Wireless LAN Systems", IEEE VTC'2000, Boston, Sep. 2000.</li>
<li>K. Pahlavan, X. Li, M. Ylianttila, R. Chana, and M. Latva-aho, "An Overview of Wireless Indoor Geolocation Techniques and Systems", MWCN'2000, Paris, May 2000.</li>
<li>J. Beneat, K. Pahlavan, and P. Krishnamurthy, "Radio Channel Characterization for Geolocation at 1 GHZ, 500MHZ, 90 MHZ, and 60 MHZ In SUO/SAS", Military Communications Conference Proceedings, MILCOM99, Atlantic City, NJ, November 1999.</li>
<li>P. Krishnamurthy, and K. Pahlavan, "Distribution of Range Error and Radio Channel Distribution of Range and Radio Channel Modeling for Indoor Geolocation Applications", 10th Annual IEEE International Symposium on Personal Indoor and Mobile Radio Communications (PIMRC'99), Osaka, Japan, September 12-15, 1999.</li>
<li>P. Krishnamurthy, J. Beneat, M. Marku, and K. Pahlavan, "Modeling of the Wideband Indoor Radio Channel Geolocation Applications in Residential Areas", IEEE VTC'99, July 1999.</li>
<li>P. Krishnamurthy, and K. Pahlavan, "Analysis of the Probability of Detecting the DLOS Path for Geolocation Applications in Indoor Areas", IEEE VTC'99, July 1999.</li>
<li>P. Krishnamurthy, K. Pahlavan and J. Beneat, "Radio Propagation Modeling for Indoor Geolocation Applications", IEEE PIMRC'98 Boston, MA, September 8-11, 1998.</li>
<li>K. Pahlavan, "Emergence of the Location Aware LAN-PAN-HAN Industry", IEEE Workshop on Wireless LANs, Boston, MA, Sep. 27, 2001.</li>
<li>K. Pahlavan, "Trends in Indoor Geolocation", SAAB Workshop on Short Range Location System, Sweden, May 2000.</li>
</ul>

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