Masahiko Nagai

According to our database, Masahiko Nagai authored at least 28 papers between 1994 and 2024.

Collaborative distances:

• Dijkstra number of five.
• Erdős number of five.

2024

Aboveground Biomass Estimation and Time Series Analyses in Mongolian Grasslands Utilizing PlanetScope Imagery.

Margad-Erdene Jargalsaikhan, Dorj Ichikawa, Masahiko Nagai, Tuvshintogtokh Indree, Vaibhav Katiyar, Davaagerel Munkhtur, Erdenebaatar Dashdondog

Remote. Sens., March, 2024

Analyzing Grazing-Induced Changes in Mongolian Grasslands using Planetscope Imagery.

Margad-Erdene Jargalsaikhan, Dorj Ichikawa, Masahiko Nagai, Tuvshintogtokh Indree, Vaibhav Katiyar

Proceedings of the IGARSS 2024, 2024

2023

Monitoring Mining-Induced Geo-Hazards in a Contaminated Mountainous Region of Indonesia Using Satellite Imagery.

Satomi Kimijima, Masahiko Nagai

Remote. Sens., July, 2023

Distribution of Enhanced Potentially Toxic Element Contaminations Due to Natural and Coexisting Gold Mining Activities Using Planet Smallsat Constellations.

Satomi Kimijima, Masahiko Nagai, Masayuki Sakakibara

Remote. Sens., February, 2023

High Spatiotemporal Flood Monitoring Associated with Rapid Lake Shrinkage Using Planet Smallsat and Sentinel-1 Data.

Satomi Kimijima, Masahiko Nagai

Remote. Sens., February, 2023

The Transfer Learning For the LULC Classification and the Effect of Satellite Data Harmonization Over It.

Vaibhav Katiyar, Dorj Ichikawa, Nopphawan Tamkuan, Masahiko Nagai

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2023

2022

Investigation of Cultural-Environmental Relationships for an Alternative Environmental Management Approach Using Planet Smallsat Constellations and Questionnaire Datasets.

Satomi Kimijima, Masahiko Nagai, Masayuki Sakakibara, Mohamad Jahja

Remote. Sens., 2022

Development and Utilization of a Mirror Array Target for the Calibration and Harmonization of Micro-Satellite Imagery.

Dorj Ichikawa, Masahiko Nagai, Nopphawan Tamkuan, Vaibhav Katiyar, Tsuyoshi Eguchi, Yumiko Nagai

Remote. Sens., 2022

Coastal Vulnerability Assessment of Bali Province, Indonesia Using Remote Sensing and GIS Approaches.

Amandangi Wahyuning Hastuti, Masahiko Nagai, Komang Iwan Suniada

Remote. Sens., 2022

Optical Multi-Satellite data Calibration for Image Integration and Harmonization.

Nopphawan Tamkuan, Dorj Ichikawa, Vaibhav Katiyar, Yumiko Nagai, Tsuyoshi Eguchi, Masahiko Nagai

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2022

2021

Near-Real-Time Flood Mapping Using Off-the-Shelf Models with SAR Imagery and Deep Learning.

Vaibhav Katiyar, Nopphawan Tamkuan, Masahiko Nagai

Remote. Sens., 2021

2020

Observation of crop growth condition in different regions of Uzbekistan.

Dorj Ichikawa, Masahiko Nagai, Kazuya Imaki, Kadambay Saytov, Nuriddin Abdujabarov, Takashi Ikeda

Proceedings of the IEEE International Geoscience and Remote Sensing Symposium, 2020

2019

Bangkok CCTV Image through a Road Environment Extraction System Using Multi-Label Convolutional Neural Network Classification.

Chairath Sirirattanapol, Masahiko Nagai, Apichon Witayangkurn, Surachet Pravinvongvuth, Mongkol Ekpanyapong

ISPRS Int. J. Geo Inf., 2019

2018

A Taxi Zoning Analysis Using Large-Scale Probe Data: A Case Study for Metropolitan Bangkok.

Apantri Peungnumsai, Apichon Witayangkurn, Masahiko Nagai, Hiroyuki Miyazaki

Rev. Socionetwork Strateg., 2018

Agent-Based Modeling of Taxi Behavior Simulation with Probe Vehicle Data.

Saurav Ranjit, Apichon Witayangkurn, Masahiko Nagai, Ryosuke Shibasaki

ISPRS Int. J. Geo Inf., 2018

Forecasting Transplanted Rice Yield at the Farm Scale Using Moderate-Resolution Satellite Imagery and the AquaCrop Model: A Case Study of a Rice Seed Production Community in Thailand.

Kulapramote Prathumchai, Masahiko Nagai, Nitin K. Tripathi, Nophea Sasaki

ISPRS Int. J. Geo Inf., 2018

2017

Fusion of Multi-Temporal Interferometric Coherence and Optical Image Data for the 2016 Kumamoto Earthquake Damage Assessment.

Nopphawan Tamkuan, Masahiko Nagai

ISPRS Int. J. Geo Inf., 2017

Bangkok Taxi Service Behavior Analysis using Taxi Probe Data and Questionnaire Survey.

Apantri Peungnumsai, Apichon Witayangkurn, Masahiko Nagai, Ayumi Arai, Saurav Ranjit, Bhoj Raj Ghimire

Proceedings of the 4th Multidisciplinary International Social Networks Conference, 2017

2016

An automated method for time-series human settlement mapping using Landsat data and existing land cover maps.

Hiroyuki Miyazaki, Ryosuke Shibasaki, Masahiko Nagai

Proceedings of the 2016 IEEE International Geoscience and Remote Sensing Symposium, 2016

2015

Reviews of Geospatial Information Technology and Collaborative Data Delivery for Disaster Risk Management.

Hiroyuki Miyazaki, Masahiko Nagai, Ryosuke Shibasaki

ISPRS Int. J. Geo Inf., 2015

Large Scale Mobility Analysis: Extracting Significant Places Using Hadoop/Hive and Spatial Processing.

Apichon Witayangkurn, Teerayut Horanont, Masahiko Nagai, Ryosuke Shibasaki

Proceedings of the Recent Advances and Future Prospects in Knowledge, Information and Creativity Support Systems, 2015

2014

Carbon Stock Assessment Using Remote Sensing and Forest Inventory Data in Savannakhet, Lao PDR.

Phutchard Vicharnakorn, Rajendra Prasad Shrestha, Masahiko Nagai, Abdul P. Salam, Somboon Kiratiprayoon

Remote. Sens., 2014

2013

Extraction of Mangrove Biophysical Parameters Using Airborne LiDAR.

Wasinee Wannasiri, Masahiko Nagai, Kiyoshi Honda, Phisan Santitamnont, Poonsak Miphokasap

Remote. Sens., 2013

Earth Observation Data Interoperability Arrangement with Vocabulary Registry.

Masahiko Nagai, Ashik Rajbhandari, Masafumi Ono, Ryosuke Shibasaki

Proceedings of the Information Search, Integration, and Personalization, 2013

2012

Estimating Canopy Nitrogen Concentration in Sugarcane Using Field Imaging Spectroscopy.

Poonsak Miphokasap, Kiyoshi Honda, Chaichoke Vaiphasa, Marc Souris, Masahiko Nagai

Remote. Sens., 2012

Improving Disaster Responsiveness using a Mix of Social Media and e-Government.

Asanee Kawtrakul, Intiraporn Mulasastra, Hutchatai Chanlekha, Sachit Rajbhandari, Kulapramote Prathumchai, Masahiko Nagai, Vasuthep Khunthong

Proceedings of the KEOD 2012 - Proceedings of the International Conference on Knowledge Engineering and Ontology Development, Barcelona, Spain, 4, 2012

2009

UAV-Borne 3-D Mapping System by Multisensor Integration.

Masahiko Nagai, Tianen Chen, Ryosuke Shibasaki, Hideo Kumagai, Afzal Ahmed

IEEE Trans. Geosci. Remote. Sens., 2009

1994

VFSIM: Vectorized Fault Simulator Using a Reduction Technique Excluding Temporarily Unobservable Faults.

Takaharu Nagumo, Masahiko Nagai, Takao Nishida, Masayuki Miyoshi, Shunsuke Miyamoto

Proceedings of the 31st Conference on Design Automation, 1994