Rain & Cloud Propagation, Cloud Imaging
2019
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GPS-PWV Based Improved Long-Term Rainfall Prediction Algorithm for Tropical Regions.
Remote Sensing, Vol. 11, pp. 2643, November 2019.
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Estimating Solar Irradiance Using Sky Imagers.
Atmospheric Measurement Techniques, Vol. 12, iss. 10, pp. 5417-5429, October 2019.
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A Data-Driven Approach for Accurate Rainfall Prediction.
IEEE Transaction on Geoscience and Remote Sensing, Vol. 57, pp.9323-9331, September 2019.
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High Resolution ITU-R Cloud Attenuation Model for Satellite Communications in Tropical Region.
IEEE Transaction on Antenna and Propagation, Vol. 67, No.9, pp. 6115-6122, September 2019.
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CloudSegNet: A Deep Network for Nychthemeron Cloud Segmentation.
IEEE Geoscience and Remote Sensing Letters, pp(99): 1-5, May 2019.
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Seasonal Water Vapor Pressure Models for Cloud Detection.
IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Atlanta, USA, Jul. 2019.
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Predicting GPS-Based PWV Measurements Using Exponential Smoothing.
IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Atlanta, USA, Jul. 2019.
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Multi-Label Cloud Segmentation Using a Deep Network.
IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Atlanta, USA, Jul. 2019.
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GPS Slant Path Residuals for Rainfall Detection.
IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Atlanta, USA, Jul. 2019.
2018
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Characterization of S-band Dual-polarized Radar Data for Convective Rain Melting Layer Detection in Tropical Region.
Remote Sensing, Vol. 10, No. 11, pp. 1740-1752, November 2018.
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GPS Derived PWV for Rainfall Nowcasting in Tropical Region.
IEEE Transactions on Geoscience and Remote Sensing, Vol. 56, No. 8, pp. 4835-4844, August 2018.
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Accuracy Assessment of MODIS Derived Precipitable Water Vapor.
IEEE Asia-Pacific Conference on Antennas and Propagation (APCAP 2018), Auckland, New Zealand, Aug. 2018.
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Analyzing Solar Irradiance Variation From GPS and Cameras.
IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Boston, USA, Jul. 2018.
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Investigation of Melting Layer for Convective Rain in Tropical Region.
IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Boston, USA, Jul. 2018.
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On the Importance of PWV in Detecting Precipitation.
IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, Boston, USA, Jul. 2018.
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A Potential Low Cost Remote Sensing Using GPS Derived PWV.
IEEE International Geoscience and Remote Sensing Symposium (IGARSS), Valencia, Spain, July 2018.
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A Data-driven Approach to Detect Precipitation from Meteorological Sensor Data.
IEEE International Geoscience and Remote Sensing Symposium (IGARSS), Valencia, Spain, July 2018.
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Systematic Study of Weather Variables for Rainfall Detection.
IEEE International Geoscience and Remote Sensing Symposium (IGARSS), Valencia, Spain, July 2018.
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High-Dynamic-Range Imaging for Cloud Segmentation.
Journal for Atmospheric Measurement Techniques, Vol. 11, pp. 2041-2049, April 2018.
2017
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Melting Layer Detection in Tropical Region.
Progress in Electromagnetics Research Symposium (PIERS), Singapore, Nov. 2017.
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Correlating Satellite Cloud Cover with Sky Cameras.
Progress in Electromagnetics Research Symposium (PIERS), Singapore, Nov. 2017.
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GPS derived PWV for monitoring Cloud Evolution.
Progress in Electromagnetics Research Symposium (PIERS), Singapore, Nov. 2017.
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Study of Clear Sky Models for Singapore.
Progress in Electromagnetics Research Symposium (PIERS), Singapore, Nov. 2017.
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Analyzing Cloud Optical Properties Using Sky Cameras.
Progress in Electromagnetics Research Symposium (PIERS), Singapore, Nov. 2017.
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Nighttime sky/cloud image segmentation.
IEEE International Conference on Image Processing (ICIP), Beijing, China, Sep. 2017.
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Stereoscopic Cloud Base Reconstruction Using High-Resolution Whole Sky Imagers.
IEEE International Conference on Image Processing (ICIP), Beijing, China, Sep. 2017.
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Investigation of gaseous attenuation on a Ka-band propagation link in tropical region.
IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, San Diego, USA, Jul. 2017.
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Cloud radiative effect study using sky camera
IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, San Diego, USA, Jul. 2017.
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A constant conversion factor for retrieval of PWV from GPS signals in tropical region.
IEEE AP-S Symposium on Antennas and Propagation and USNC-URSI Radio Science Meeting, San Diego, USA, Jul. 2017.
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A Simplified Model for the Retrieval of Precipitable Water Vapor from GPS Signal.
IEEE Transactions on Geoscience and Remote Sensing, Vol. 55, No. 11, pp. 6245-6253, Nov. 2017.
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Statistical Study of Cloud Attenuation on Ka-band Satellite Signal in Tropical Region.
IEEE Antennas and Wireless Propagation Letters, Vol. 16, pp. 2018-2021, Apr. 2017.
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DIY Sky Imager For Weather Observation: A complete guide to build a ground-based sky imager using off-the-shelf components with automatic cloud coverage computation.
IEEE Signal Processing Magazine, Vol. 34, No. 1, pp. 82-88, Jan. 2017.
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Rough-Set-Based Color Channel Selection.
IEEE Geoscience and Remote Sensing Letters, Vol. 14, No. 1, pp. 52-56, Jan. 2017.
2016
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Model Comparison for Estimating Cloud Liquid Water Content and Attenuation in Tropical Region.
IEEE Region 10 Conference (TENCON), Singapore, Nov. 2016.
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Weather Radar to Detect Cloud Occurrence Level.
IEEE Region 10 Conference (TENCON), Singapore, Nov. 2016.
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Short-Term Prediction of Localized Cloud Motion Using Ground-Based Sky Imagers.
IEEE Region 10 Conference (TENCON), Singapore, Nov. 2016.
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Detecting Rainfall Onset Using Sky Images.
IEEE Region 10 Conference (TENCON), Singapore, Nov. 2016.
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Use of Weather Radar Rain Cell Motion Forecasting for Site Diversity System.
IEEE Military Communications Conference (MILCOM), Maryland, USA, November 2016.
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Water Vapor Pressure Model for Cloud Vertical Structure Detection in Tropical Region.
IEEE Transactions on Geoscience and Remote Sensing, Vol. 54, pp.5875 - 5883, October 2016.
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Correlation between cloud optical thickness and solar radiation.
IEEE AP-S International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, Puerto Rico, USA, Jul. 2016.
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Investigation of cloud attenuation on Ka-band beason signal in tropical region.
IEEE AP-S International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, Puerto Rico, USA, Jul. 2016.
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Weather radar to detect and differentiate clouds from rain events.
IEEE AP-S International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, Puerto Rico, USA, Jul. 2016.
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GPS derived PWV for rainfall monitoring.
IEEE International Geoscience and Remote Sensing Symposium (IGARSS), Beijing, China, July 2016.
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Stereo calibration of whole sky imagers: correcting device mis-alignments using sun or moon locations.
IEEE International Geoscience and Remote Sensing Symposium (IGARSS), Beijing, China, July 2016.
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Estimation of weather parameters using Ground-based whole sky images.
IEEE International Geoscience and Remote Sensing Symposium (IGARSS), Beijing, China, July 2016.
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Ground-Based Image Analysis: A Tutorial on Machine-Learning Techniques and Applications.
IEEE Geoscience and Remote Sensing Magazine, Vol. 4, No. 2, pp. 79-93, June 2016.
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Color-based Segmentation of Sky/Cloud Images From Ground-based Cameras.
IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing, Vol. PP, No. 99, pp. 1-12, May 2016.
2015
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Multi-level semantic labelling of sky/cloud images.
IEEE International Conference on Image Processing (ICIP), Quebec City, Canada, September 2015.
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Categorization of cloud image patches using an improved texton-based approach.
IEEE International Conference on Image Processing (ICIP), Quebec City, Canada, September 2015.
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Detection of cloud vertical structure using water vapor pressure in tropical region.
IEEE International Geoscience and Remote Sensing Symposium (IGRSS), Milan, Italy, July 2015.
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Design of low-cost, compact and weather-proof whole sky imagers for high-dynamic-range captures.
IEEE International Geoscience and Remote Sensing Symposium (IGRSS), Milan, Italy, July 2015.
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Cloud base height estimation using high-resolution whole sky imagers.
IEEE International Geoscience and Remote Sensing Symposium (IGRSS), Milan, Italy, July 2015.
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Mean Weighted Temperature for PWV Estimation.
IEEE Asia-Pacific Conference on Antennas and Propagation (APCAP 2015), Bali, July 2015.
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Impact of Cloud Effective Temperature on Cloud Attenaution in Tropical Region.
IEEE Asia-Pacific Conference on Antennas and Propagation (APCAP 2015), Bali, July 2015.
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Site Diversity Gain at the Equator: Radar-Derived Results and Modeling in Singapore.
International Journal of Satellite Communications and Networking,Vol. 33, No. 2, pp. 107-118, March 2015.
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Radar Measured Rain Attenuation with Proposed Z-R Relationship at a Tropical Location.
International Journal of Electronics and Communications, vol. 69, no. 1, pp. 458-461, January 2015.
2014
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Comparison of precipitable water vapor derived from GPS and radiosonde data for Singapore.
International Symposium on Antennas and Propagation (ISAP), KaohSiong, Taiwan, December 2014.
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Comparison of Cloud Models for Propagation Studies in Ka-band Satellite Applications.
International Symposium on Antennas and Propagation (ISAP), KaohSiong, Taiwan, December 2014.
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Rain Attenuation Prediction Model for Satellite Communications in Tropical Regions.
IEEE Transactions on Antennas and Propagation, October 2014.
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Systematic Study of Color Spaces and Components for the segmentation of sky/cloud images.
IEEE International Conference on Image Processing (ICIP), Paris, France, October 2014 .
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QoS provisioning by power control for video communication via satellite links.
International Journal of Satellite Communications and Networking, September 2014.
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Comparison of Radio-Sounding Profiles for Cloud Attenuation Analysis in the Tropical Region.
IEEE AP-S International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, Memphis, Tenessee, USA, July 2014.
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Cloud Attenuation on Ka-Band Satellite Link in the Tropical Region: Preliminary Results and Analysis.
IEEE AP-S International Symposium on Antennas and Propagation and USNC/URSI National Radio Science Meeting, Memphis, Tenessee, USA, July 2014.
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WAHRSIS: A low-cost, high-resolution whole sky imager with near-infrared capabilities.
Proc. IS&T/SPIE Infrared Imaging Systems: Design, Analysis, Modeling, and Testing, USA, May 2014.
2013
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Protecting Satellite Systems from Disassociation DoS Attacks.
Wireless Personal Communications, Vol. 69, No. 2, PP. 632-638, March 2013.
2012
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Comparison of S-Band RADAR Attenuation Prediction with Beacon Measurements.
IEEE Transactions on Antennas and Propagation, Vol. 60, No. 10, October 2012.
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Site Diversity Gain Prediction Model for Tropical Region - Comparison with ITU-R Model.
18th Ka and Broadband Communications, Navigation and Earth Observation Conference Ottawa, Canada, September 2012.
2011
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Using the spectral scaling exponent for validation of quantitative precipitation forecasts.
Meteorology and Atmospheric Physics, Springer, 2011.
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Performance of Site Diversity Investigated through RADAR Derived Results.
IEEE Transactions on Antennas and Propagation, Vol. 59, No. 10, pp. 1-8, October 2011.
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Two-Parameter Gamma Drop Size Distribution Models for Singapore.
IEEE Transaction on Geoscience and Remote Sensing, Vol. 49, No. 9, pp. 3371-3380, September 2011.
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Height-Correlation Analysis of Data From an S-Band Zenth-Pointing RADAR in Singapore.
AMS 35th Conference on Radar Meteorology, Pittsburgh, USA, September 2011.
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Tropical Rain Classification and Estimation of Rain from Z-R (Reflectivity-Rain Rate) Relationships.
Progress In Electromagnetics Research B, Vol. 32, pp. 107-127, July 2011.
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Effect of Rain Attenuation on Satellite Video Transmission.
IEEE 73rd Vehicular Technology Conference (VTC 2011), Budapest, Hungary, May 2011.
2010
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Effect of Diurnal Variations of Rain Attenuation for Ku and Ka Band Satellite Systems.
Asia-Pacific Microwave Conference (APMC 2010), Yokohama, Japan, December 2010.
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Protecting Satellite Networks from Disassociation DoS Attacks.
IEEE International Conference on Communication Systems (IEEE ICCS 2010), Singapore, November 2010.
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Shape Slope Parameter Distribution Modelling of Electromagnetic Scattering by Rain Drops.
Progress In Electromagnetics Research B, Vol. 25, pp. 191-209, September 2010.
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Truncated Gamma Drop Size Distribution Models for Rain Attenuation in Singapore.
IEEE Transactions on Antennas and Propagation, Vol. 58, No. 4, April 2010.
2009
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Slant-Path Rain Attenuation at Different Elevation Angles for Tropical Region.
International Conference on Information, Communications and Signal Processing (ICICS 2009), Macau, December 2009.
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Modified ITU-R Slant Path Rain Attenuation Model for the Tropical Region.
International Conference on Information, Communications and Signal Processing (ICICS 2009), Macau, December 2009.
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Rain Attenuation on Satellite to Ground Link for Beacon.
27th International Symposium on Space Technology and Science (ISTS 2009), July 2009.
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Ka-Band Satellite Beacon Attenuation and Rain Rate Measurements in Singapore - Comparison with ITU-R Models.
IEEE AP-S International Symposium on Antennas and Propagation and 2009 USNC/URSI National Radio Science Meeting, Charleston, South Carolina, USA, June 2009.
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Statistical Conversion Model of One-Minute Rainfall Rate Distribution in Singapore.
IEEE AP-S International Symposium on Antennas and Propagation and 2009 USNC/URSI National Radio Science Meeting, Charleston, South Carolina, USA, June 2009.
2008
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Comparative Study of Singapore's Drop Size Distribution for Fixed μ Values.
Proc. XXIXth Int. Union of Radio Science (URSI), Chicago, USA, August 2008.
2007 and earlier
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The Role of Particular Rain Drop Size on Rain Attenuation at 11 GHz.
International Conference on Information, Communications and Signal Processing (ICICS 2007), Singapore, December 2007.
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Rain Drop Size Distribution Modelling in Singapore – Critical Diameters.
2nd European Conf. on Antennas and Propagation, Edinburgh, UK, November 2007.
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Critical Drop Size on Rain Attenuation of Ku-Band Signal in Singapore.
Proc. of 11th URSI Commission F Triennial Open Symposium on Radio Wave Propagation and Remote Sensing, Rio de Janeiro, Brazil, October 2007.
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Relationship Between Doppler Radar Data and Point Rainfall Rate.
Proc. Int. Conf. on Information, Communications and Signal Processing, Bangkok, Thailand, December 2005.
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Lognormal Model for Singapore Raindrop Size Distribution.
Proc. Int. Conf. on Information, Communications and Signal Processing, Bangkok, Thailand, December 2005.
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