Publications

     
Journal/Conference
Suelo: Human-assisted Sensing for Exploratory Soil Monitoring Studies [slides]
N. Ramanathan, T. Schoellhammer, E. Kohler, K. Whitehouse, T. Harmon, and D. Estrin
In Procs. of ACM Sensys, 2009.

Determining Indoor Air Quality from Images of an Air Filter Captured on Cell Phones
K. Whitesell, B. Kutler, N. Ramanathan, D. Estrin.
In Procs. of ACM Sensys, ImageSense Workshop, 2008.

Participatory Design of Urban Sensing Networks: Strengths and Challenges
K. Shilton, N. Ramanathan, V. Samanta, J. Burke, D. Estrin, M. Hansen, and M. Srivastava.
In Procs. of the Participatory Design Conference 2008.

Sensor Network Data Faulty Types
K. Ni, N. Ramanathan, M. Chehade, L. Balzano, S. Nair, S. Zahedi, G. Pottie, M. Hansen, and M. Srivastava.
Transactions on Sensor Networks. 2008.

Participatory Sensing for Surya
N. Ramanathan, S. Reddy, J. Burke, D. Estrin.
In Procs. of ACM Sensys, Participatory Sensing Workshop, 2007.

Know Thy Sensor: Trust, Data Quality, and Data Integrity in Scientific Digital Libraries
J.C. Wallis, C.L. Borgman, M.S. Mayernik, A. Pepe, N. Ramanathan, and M. Hansen
In Procs. 11th European Conference on Research and Advanced Technology for Digital Libraries. 2007. Budapest, Hungary.

Sensor-based investigation of biogeochemical controls on arsenic mobilization in rural Bangladesh [doc] [ppt]
N. Ramanathan, C. Lee, T. Lin, R. Neumann, S. Rothenberg, C. Harvey, T. Harmon, E. Kohler, D. Estrin, J. Jay.
In Procs. of American Chemistry Society, General Meeting. Boston, 2007.

EmStar: a Software Environment for Developing and Deploying Heterogeneous Sensor-Actuator Networks
L. Girod, N. Ramanathan, J. Elson, T. Stathopoulos, M. Lukac, and D. Estrin.
Transactions on Sensor Networks, 2007.

Participatory Sensing
J. Burke, D. Estrin, M. Hansen, A. Parker, N. Ramanathan, S. Reddy, M. B. Srivastava
In Procs. of ACM Sensys, Worldwide Sensor Web Workshop, 2006.

Sympathy for the Sensor Network Debugger
N. Ramanathan, K. Chang, R. Kapur, L. Girod, E. Kohler, and D. Estrin
In Procs. of ACM Sensys, 2005.

Towards a Debugging System for Sensor Networks

N. Ramanathan, E. Kohler, and D. Estrin
International Journal for Network Management, 2005.

A Stream-Oriented Power Management Protocol for Low Duty Cycle Sensor Network Applications [ppt]

N. Ramanathan, M. Yarvis, J. Chhabra, N. Kushalnagar, L. Krishnamurthy and D.Estrin
In Procs. of EmNets. Sydney Australia, 2005.

EmStar: a Software Environment for Developing and Deploying Wireless Sensor Networks
L. Girod, J. Elson, A. Cerpa, T. Stathopoulos, N. Ramanathan and D. Estrin
In Procs. of USENIX, 2004.

Tools for Deployment and Simulation of Heterogeneous Sensor Networks
L. Girod, T. Stathopoulos, N. Ramanathan, E. Osterweil, T. Schoellhammer and D. Estrin
In Procs. of ACM Sensys, 2004.
 
White Papers

Participatory Sensing: A citizen-powered approach to illuminating the patterns that shape our world
J. Goldman, K. Shilton, J. Burke, D. Estrin, M. Hansen, N. Ramanathan, S. Reddy, V. Samanta, M. Srivastiva
Published by Woodrow Wilson International Center for Scholars. Septmeber, 2008.

Distributed Sensing Systems for Water Quality Assessment and Management
J. Goldman, N. Ramanathan, R. Ambrose, D. Estrin, R. Gilbert, M. Hansen, T. Harmon, J. Jay, W. Kaiser, G. Sukhatme, Y.c. Tai.
Published by Woodrow Wilson International Center for Scholars. November, 2006.
Funding provided by Environmental Protection Agency.

Poster/Demos

Getting Hobos to Talk to You: a wireless extension to hobo dataloggers.
J. Hicks, N. Ramanathan, and T. Schoellhammer.
2007 CENS Annual Research Review & External Advisory Board Meeting. 2007.

Mercury Cycling through a Tidal Cycle Using Data From an Embedded Sensor Network: A Comparison Between Two Estuarine Habitats
S. Rothenberg, N. Ramanathan, D. Estrin, and J. Jay.
10th International Estuarine Biogeochemistry Symposium, May, 2008. Xiamen, China

Investigation of hydrologic and biogeochemical controls on arsenic mobilization using distributed sensing at a field site in Munshiganj, Bangladesh [abstract]
N. Ramanathan, S. Rothenberg, D. Estrin, T. Harmon, C. Harvey, J. Jay, and E. Kohler. American Geophysical Union, Fall Meeting, 2006.

D.A.S. - Deployment Analysis System (Demo)
K. Chang, N. Ramanathan, D. Estrin, and J. Palsberg.
In Procs. of ACM Sensys, 2005.

Designing Wireless Sensor Networks as a Shared Resource for Sustainable Development

N. Ramanathan, L. Balzano, D. Estrin, T. Harmon, M. Hansen, J. Jay, B. Kaiser, and G. Sukhatme.
1st Intl Conference on Information and Communication Technologies and Development. ICTD 2006. Full paper published in proceedings)

Sympathy: A Debugging System for Sensor Networks [pdf, ppt]

N. Ramanathan, E. Kohler, L. Girod and D. Estrin. In Procs. of EmNets. 2004.

Invited Talks / Class Lectures

Building Living Records
UC Irvine
November, 2009

Mobile Sensing: Leveraging Mobile Phones to Support Personal, Community, and Participatory Sensing
MobileActive08, South Africa
October, 2008

Improving Data Recovery From Embedded Networked Sensing Systems
Microsoft Research Seminar, Seattle
February, 2008

End-to-End Sensor Network Integrity [ppt]
CENS Seminar, UCLA
September, 2006

Sensor Networks for Environmental Applications [ppt]
Bangladesh University of Engineering and Technology
Dhaka, Bangladesh
January, 2006

Debugging for Wireless Sensor Networks [ppt]
UCLA Computer Science 113
February, 2006

Women in Science [doc]
Panel Member, Marlborough School
February, 2007

CENS Overview [ppt]
FutureTech Conference for Minorities in Engineering, UCLA
September, 2005

Debugging Services for Sensor Networks [ppt]
CENS Research Review, UCLA
October, 2005

Sympathy for the Sensor Network Debugger [ppt]
CENS Seminar
May, 2005

Emstar [ppt]
Electrical Engineering 206A, UCLA
April, 2005

Emstar Interfaces and Services [ppt]
Computer Science 113, UCLA
January, 2005

AppSleep
Intel-Research, Berkeley [ppt]
October 25, 2004
Intel-Research, Portland [ppt]
October 12, 2004

Technical Reports

Fixing Faults in Wireless Sensing Systems with Confidence
N. Ramanathan, T. Schoellhammer, E. Kohler, D. Estrin.
CENS Technical Report. 2008.

The Final Frontier: Embedding Networked Sensors in the Soil [pdf]
N. Ramanathan, T. Schoellhammer, D. Estrin, M. Hansen, T. Harmon, E. Kohler, M. Srivastava.
CENS Technical Report #68 , November 2006.

Rapid Deployment with Confidence: Calibration and Fault Detection in Environmental Sensor Networks [pdf]
N. Ramanathan, L. Balzano, M. Burt, D. Estrin, E. Kohler, T. Harmon, C. Harvey, J. Jay, S. Rothenberg and M. Srivastava
CENS Tech Report #62, April 2006.

Experiences with the Environmental Sensing System (ESS)
R. Guy, B. Greenstein, J. Hicks, R. Kapur, N. Ramanathan, T. Schoellhammer, T. Stathapoulos, K. Weeks, K. Chang, L. Girod and D. Estrin
CENS Tech Report #61, March 2006.

A Platform for Collaborative Acoustic Signal Processing [pdf]

H. Wang, L. Girod, N. Ramanathan, D. Estrin and K. Yao
CENS Technical Report #46, January 2005