Gay Jane P. Perez, Ph.D.

Associate Professor
Postdoctoral Fellow, NASA GSFC Hydrospheric and Biospheric Sciences Laboratory Ph.D. in Physics, University of the Philippines (2009) M.S. Physics, University of the Philippines (2005) B.S. Applied Physics (2003)

Courses

  • Env Sci 297 ( Satellite Remote Sensing of Land Surface, Atmosphere and Ocean )
  • Env Sci 265 (Applications of Remote Sensing to Environmental Science)
  • Env Sci 265.1 (Remote Sensing Techniques)

Current Projects

  • PHL-Microsat Project 5: Remote Sensing Product Development
  • Coral Reef Visualization and Assessment, CoRVA-9
  • Philippine Coral Reef and Mangrove Remote Sensing, PhilCoMaRS
  • Site Suitability Assessment for Mussel

Recent Publications

International

2017

  • JC Comiso, RA Gersten, LV Stock, J Turner, GJ Perez, and K Cho, “Positive Trend in the Antarctic Sea Ice Cover and Associated Changes in Surface Temperature,” Journal of Climate 30, 2251-2267 (ISI)

2016

  • GJ Perez, et al., “Forecasting and monitoring agricultural drought in the Philippines,” International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences – ISPRS Archives 41, pp. 1263-1269
  • RAG Faelga, EC Paringit, GJ Perez, (…), FAM Tandoc, MV Malabanan, “Mangrove plantation forest assessment using structural attributes derived from LiDAR data,” International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences – ISPRS Archives 41, pp. 617-623
  • RAG Faelga, EC Paringit, GJ Perez, (…), FAM Tandoc, GP Zaragosa, “Validation of the separability measure for Rhizophoraceae and Avicenniaceae using point density distribution from LiDAR,” Proceedings of SPIE – The International Society for Optical Engineering 9879,98791F
  • B Fallarcuna, GJ Perez, “Forest cover dynamics in the Philippines from Landsat-derived forest cover dataset (2000-2012),” Journal of the Philippine Geosciences and Remote Sensing Society Voume 2
  • RAG Faelga, EC Paringit, GJ Perez, (…), FAM Tandoc, GP Zaragosa, “Separability and Variability of Rhizophoraceae and Avicenniaceae in Natural Mangrove Forest Using Point Density Distribution from Lidar Data,” Journal of the Philippine Geosciences and Remote Sensing Society Volume 2

2015

  • JC Comiso, GJ Perez and LV Stock, “Enhanced Pacific Ocean Sea Surface Temperature and Its Relation to Typhoon Haiyan,” Journal of Environmental Science and Management Vol. 18 No. 1 (ISI)
  • C Saloma, GJ Perez, CA Gavile, JJ Ick-Joson, and C Palmes-Saloma, “Prior individual training and self-organized queuing during group emergency escape of mice from water pool,” PLOS ONE DOI:10.1371/journal.pone.0118508 (ISI)
  • GJ Perez, JC Comiso, “Monitoring Philippine Vegetation Using Satellite NDVI and EVI Data,” Journal of the Philippine Geosciences and Remote Sensing Society Volume 1
  • MD Macapagal and GJ Perez, “Detection of agricultural drought events in the Philippines using MODIS land products,” ACRS 2015 – 36th Asian Conference on Remote Sensing: Fostering Resilient Growth in Asia
  • B Fallarcuna, GJ Perez, “Quantifying forest cover changes in the Philippines from 2000-2012 from Landsat-derived global forest cover dataset,” ACRS 2015 – 36th Asian Conference on Remote Sensing: Fostering Resilient Growth in Asia
  • GM Macam, GJ Perez, “Evaluating the potential of downscaled CFSV2 for drought forecasting using MODIS and TRMM observations,” ACRS 2015 – 36th Asian Conference on Remote Sensing: Fostering Resilient Growth in Asia
  • EMC Leonardo, GJ Perez, “Predicting abundance of different tuna species in the Philippines,” ACRS 2015 – 36th Asian Conference on Remote Sensing: Fostering Resilient Growth in Asia
  • EMR Macapagal, GJ Perez, “Evaluation of Soil Moisture Estimates Derived from the Advanced Microwave Scanning Radiometer 2 (AMSR2) in the Philippines,” ACRS 2015 – 36th Asian Conference on Remote Sensing: Fostering Resilient Growth in Asia
  • RO Olivares, M Macapagal, GJ Perez, “Extreme value analysis of evaporative stress index as input to assess agricultural drought risk in the Philippines,” ACRS 2015 – 36th Asian Conference on Remote Sensing: Fostering Resilient Growth in Asia
  • J Pangasinan, MJ Felix, GJ Perez, “Performance of empirical Cl-a derivation algorithms on the coastal waters of Bagac and Polillo,” ACRS 2015 – 36th Asian Conference on Remote Sensing: Fostering Resilient Growth in Asia
  • RB Badrina, JS Combinido, GJ Perez, “Impact of land use change on weather research and forecasting (WRF) output: A case study for the Philippines,” ACRS 2015 – 36th Asian Conference on Remote Sensing: Fostering Resilient Growth in Asia
  • MJ Felix, J Pangasinan, GJ Perez, “Estimation of chlorophyll-a concentration on oligotrophic open waters of the Philippines: A case study for Polillo,” ACRS 2015 – 36th Asian Conference on Remote Sensing: Fostering Resilient Growth in Asia

2014

  • GJ Perez and JC Comiso, “Seasonal and Interannual Variability of Philippine Vegetation as Seen from Space,” Philippine Journal of Science Vol. 143 No. 2 pp. 147-155 (ISI)
  • DM Dela Torre and GJ Perez, “Phenology-based classification of major crops areas in Central Luzon, Philippines from 2001-2013,” 35th Asian Conference on Remote Sensing 2014, ACRS 2014: Sensing for Reintegration of Societies
  • JP Punay, GJ Perez, “Evaluation of MODIS Cloud Product-derived rainfall estimates,” 35th Asian Conference on Remote Sensing 2014, ACRS 2014: Sensing for Reintegration of Societies

2013

  • EM Macapagal and GJ Perez, “Soil moisture studies in the Philippines using AMSR-E/AMSR2,” 34th Asian Conference on Remote Sensing 2013, ACRS 2013 4, pp. 3322-3329
  • J Punay and GJ Perez, “Rainfall retrieval algorithm using MODIS cloud mask and cloud products,” 34th Asian Conference on Remote Sensing 2013, ACRS 2013 2, pp. 1494-1500

2000 – 2010

  • GJ Perez and C Saloma, “Allelomimesis as escape strategy of pedestrians in two-exit confinements,” Physica A 388 2469-2475 (2009, ISI)
  • C Saloma and GJ Perez, “Herding in real escape panic,” PED 2005 – Proceedings of the 3rd International Conference on Pedestrian and Evacuation Dynamics, pp. 453-461 Springer (2006)
  • C Saloma, GJ Perez, M Lim, G Tapang, C PalmesSaloma, “Selforganized queueing and scalefree behavior in real escape panic,” Natl. Acad. Sci. USA 100, pp. 1194711952 (2003, ISI)
  • GJ Perez, G Tapang, M Lim and C Saloma, “Streaming, disruptive interference, and powerlaw behavior in the exit dynamics of confined pedestrians,” Physica A 312/34 pp 609618 (2002, ISI)

Conferences

  • American Geophysical Union (AGU) Fall Meeting, San Francisco, California, USA 2011 Poster presentation: “The Changing Philippine Vegetation and Associated Impacts of Temperature and Precipitation” by GJ Perez and JC Comiso
  • NASA Carbon Cycle and Ecosystem Joint Science Workshop 2011 Alexandria, Virginia, USA Poster presentation: “Monitoring Changes in Philippine Vegetation Cover from 2000 to 2011” by GJ Perez and JC Comiso
  • AMSR-E Science Team Meeting, Asheville, North Carolina, USA
  • American Geophysical Union (AGU) Chapman Conference on Climates 2011 Past Landscapes and Civilizations, Santa Fe, New Mexico, USA Poster presentation: “The Changing Philippine Vegetation Cover and Climate as Observed from Space ” by GJ Perez and JC Comiso
  • Hands-on Research on Complex Systems, Institute for Plasma Research 2008 Ganhinagar, Gujarat, India Oral presentation: “Herding behavior in Real escape panic” by GJ Perez and C Saloma

Other academic information

  • DOST-ASTHRDP Postdoctoral Fellowship (May 2010)
  • DOST-PCASTRD Outstanding Dissertation in Advanced S&T – Physics (2009)
  • Dean’s medallion for excellence in PhD studies (2009)
  • Most Outstanding PhD graduate in Physics (2009)
  • University of the Philippines Presidential Scholarship (2005-2009)

Interests

  • Satellite Remote Sensing of the Environment; Climate Data Assimilation; Climate Change and Variability; Complex Systems; Interdisciplinary Applications of Physics