publications

papers

2018

  1. Obanawa, H., Hayakawa, Y.S. (2018.06) Variations in volumetric erosion rates of bedrock cliffs on a small inaccessible coastal island determined using measurements by an unmanned aerial vehicle with structure-from-motion and terrestrial laser scanning. Progress in Earth and Planetary Science, 5, 33. doi:10.1186/s40645-018-0191-8
  2. 早川裕弌・安芸早穂子・辻 誠一郎 (2018.05) 古景観の復原における3次元景観情報を用いた地理的想像の喚起. E-journal GEO, 13 (1), 236-250. doi:10.4157/ejgeo.13.236
  3. Giordan, D., Hayakawa, Y., Nex, F., Remondino, F., Tarollil, P. (2018.04) Review article: The use of Remotely Piloted Aircraft Systems (RPAS) for natural hazards monitoring and management. Natural Hazards and Earth System Sciences, 18, 1079-1096. doi:10.5194/nhess-18-1079-2018
  4. Saito ,H.Uchiyama S.Hayakawa, Y.S.Obanawa H.(2018.03) Landslides triggered by an earthquake and heavy rainfalls at Aso volcano, Japan, detected by UAS and SfM-MVS photogrammetry. Progress in Earth and Planetary Science, 5:15, doi:10.1186/s40645-018-0169-6
  5. Hayakawa, Y.S., Yoshida, H., Obanawa, H., Naruhashi, R., Okumura, K., Zaiki, M., Kontani, R. (2018.02) Characteristics of debris avalanche deposits inferred from source volume estimate and hummock morphology around Mt Erciyes, central Turkey. Natural Hazards and Earth System Sciences, 18, 429-444. doi:10.5194/nhess-18-429-2018

2017

  1. Hayakawa, Y.S., Yoshida, H., Dragut, L., Oguchi, T. (2017.11) Automated extraction of hummocks in debris avalanche deposits using DEMs: A case study at Mt. Gassan, northwest Japan. Zeitschrift für Geomorphologie, Supplementary Issues, 61 (2), 199-212. doi:10.1127/zfg_suppl/2017/0361
  2. Imaizumi, F., Hayakawa, Y.S., Hotta, N., Tsunetaka, H., Ohsaka, O., Tsuchiya, S. (2017.11) Relationship between the accumulation of sediment storage and debris-flow characteristics in a debris-flow initiation zone, Ohya landslide body, Japan. Natural Hazards and Earth System Sciences, 17, 1923-1938. doi:10.5194/nhess-17-1923-2017
  3. Zahra, T., Paudel, U., Hayakawa, Y.S., Oguchi, T. (2017.04) Knickzone Extraction Tool (KET) - A new ArcGIS toolset for automatic extraction of knickzones from a DEM based on multi-scale stream gradients. Open Geosciences, 9 (1), 73-88. doi:10.1515/geo-2017-0006
  4. Hayakawa, Y.S., Kusumoto, S., Matta, N. (2017.02) Seismic and inter-seismic ground surface deformations of Murono mud volcano (central Japan): A laser scanning approach. Progress in Earth and Planetary Science, 4 (1), 3. doi:10.1186/s40645-016-0116-3

2016

  1. 齋藤 仁内山庄一郎小花和宏之早川裕弌 (2016.11) 平成 24年(2012年) 7月九州北部豪雨に伴う阿蘇火山地域での土砂生産量の推定−UAVとSfM多視点ステレオ写真測量を用いた高精細地形データの活用−. 地理学評論, 89 (6), 1-13. NAID:40021006150
    [ Saito, H., Uchiyama, S., Obanawa, H., Hayakawa, Y.S. (2016.11) Sediment yields triggered by heavy rainfall in July 2012 at Aso volcano – Application of high definition topography using UAVs and SfM-MVS photogrammetry–. Geographical Review of Japan, 89 (6), 1-13. (in Japanese with English abstract) ]
  2. 早川裕弌, 小花和宏之 (2016.10) 小型無人航空機を用いたSfM多視点ステレオ写真測量による地形情報の空中計測. 物理探査. pdf
    [ Hayakawa, Y.S., Obanawa, H. (2016.10) Aerial measurements of topography using small UAS and SfM-MVS photogrammetry. Butsuri-Tansa (Geophysical Exploration). (in Japanese with English abstract) ] 
  3. Hayakawa, Y.S., Kusumoto, S., Matta, N. (2016.07) Application of terrestrial laser scanning for detection of ground surface deformation in small mud volcano (Murono, Japan). Earth, Planets and Space, 68, 114. doi:10.1186/s40623-016-0495-0
  4. Hayakawa, Y.S., Imaizumi, F., Hotta, N., Tsunetaka, H. (2016.07) Towards long-lasting disaster mitigation following a mega-landslide: high-definition topographic measurements of sediment production by debris flows in a steep headwater channel. In: Meadows, M., Lin, J.-C. (eds.) Geomorphology and Society (Advances in Geographical and Environmental Sciences Series) Springer, 125-147. doi:10.1007/978-4-431-56000-5_8
  5. 早川裕弌小花和宏之齋藤 仁内山庄一郎 (2016.07) SfM多視点ステレオ写真測量の地形学的応用. 地形, 37 (3), 321-343. pdf
    [ Hayakawa, Y.S., Obanawa, H., Saito, H., Uchiyama, S. (2016.07) Geomorphological applications of Structure-from-Motion Multi-View Stereo photogrammetry: A review. Transactions, Japanese Geomorphological Union, 37 (3), 321-343. (in Japanese with English abstract) ]
  6. 小倉拓郎・青木賢人 (2016.07) UAVとSfM-MVSで高解像度地形情報を取得する際の運用最適化に関する検証. 地形, 37(3), 399-411. NAID:40020921416
    [ Ogura, T., Aoki, T. (2016.07) Verification of operational optimization in acquiring High-definition topographic data using UAV and SfM-MVS: Transactions, Japanese Geomorphological Union, 37(3), 399-411. (in Japanese with English abstract) ]
  7. 早川裕弌・小口 高 (2016.06) 地形学における地上レーザ測量の活用. 地学雑誌, 125 (3), 299-324. doi:10.5026/jgeography.125.299 pdf
    Hayakawa, Y.S., Oguchi, T. (2016.06) Applications of Terrestrial Laser Scanning in Geomorphology. Journal of Geography (Chigaku Zasshi), 125 (3), 299-324. doi:10.5026/jgeography.125.299. (in Japanese with English abstract) ]

2015

  1. Hayakawa, Y.S., Oguchi, C.T., Ariga, N., Aoki, H. (2015) Spatial distribution of changes in rockwall surface at Yoshimi-Hyakuana cave, central Japan, revealed by repeated terrestrial laser scanning. Procedia Earth and Planetary Science, 15, 619–626. doi:10.1016/j.proeps.2015.08.114
  2. Hayakawa, Y.S., Oguchi, T., Saito, H., Kobayashi, A., Baker, V.R., Pelletier, J.D., McGuire, L.A., Komatsu, G., Goto, K. (2015) Geomorphic imprints of repeated tsunami waves in a coastal valley in northeastern Japan. Geomorphology, 242, 3–10. doi:10.1016/j.geomorph.2015.02.034
  3. Gomez, C., Hayakawa, Y.S., Obanawa, H. (2015) A study of Japanese landscapes using Structure from Motion derived DSMs and DEMs based on historical aerial photographs: New opportunities for vegetation monitoring and diachronic geomorphology. Geomorphology, 242, 11–20. doi:10.1016/j.geomorph.2015.02.021
  4. 小花和宏之早川裕弌・加藤 顕・ゴメス クリストファー (2015) 小型無人航空機および単独測位GNSS搭載カメラを用いた簡易的な地形測量手法. 地形, 36 (2),87-106.  NAID: 40020476525
    [Obanawa, H.Hayakawa, Y.S., Kato, A., Gomez, C. Simplified mapping method using small UAV and GNSS equipped digital camera. Transactions, Japanese Geomorphological Union, 36(2), 87-106. (in Japanese with English abstract)]
  5. 早川裕弌・小口 高・齋藤 仁・小林明才・小松吾郎・後藤和久 (2015) 三陸海岸における津波による侵食地形の特徴:地上レーザ測量による解析. 地学雑誌, [ Abstract ]
    [Hayakawa, Y.S., Oguchi, T., Saito, H., Kobayashi, A., Komatsu, G., Goto, K. (2015) Characteristics of erosional morphology by tsunami waves along the Sanriku Coast, northeastern Japan: Analysis using terrestrial laser scanning. Journal of Geography (Chigaku Zasshi)]

2014

  1. 小花和宏之早川裕弌・ゴメス クリストファー (2014) UAV空撮とSfMを用いたアクセス困難地の3Dモデリング. 地形, 35 (3), 283–294. NAID:110009833192
    [Obanawa, H., Hayakawa, Y.S., Gomez, C. (2014) 3D modelling of inaccessible areas using UAV-based aerial photography and Structure from Motion. Transactions, Japanese Geomorphological Union, 35 (3), 283–294. (in Japanese with English abstract)]
  2. 小花和宏之早川裕弌齋藤 仁・ゴメス クリストファー (2014) UAV-SfM手法と地上レーザ測量により得られた DSM の比較. 写真測量とリモートセンシング, 53 (2), 67–74. 
    [Obanawa, H., Hayakawa, Y.S., Saito, H., Gomez, C. (2014) Comparison of DSMs derived from UAV-SfM method and terrestrial laser scanning. Journal of the Japan Society of Photogrammetry and Remote Sensing, 53 (2), 67–74.]

2013

  1. Hayakawa, Y.S. (2013) Stability analysis of cliff face around Kegon Falls in Nikko, eastern Japan: an implication to its erosional mechanisms. International Journal of Geosciences, 4 (6A2), 8–16. doi:10.4236/ijg.2013.46A2002 [PDF]

presentations

2018

  1. Hayakawa, Y.S., Aoki, H.(2018.06)Estimating Volume and Source Location of Tsunami Boulders Using Point Cloud Data. AOGS2018.
  2. Ogura, T., Hayakawa, Y.S., Aoki, T.(2018.06)Analysis of Gravel Sediment Movement and Flow Path Change Through High-Frequency, High-Definition Topographic Measurements in the Tedori River, Northcentral Japan. AOGS2018.
  3. Saito, H., Uchiyama, S., Hayakawa, Y.S., Obanawa, H.(2018.06)Characteristics of Coseismic and Rainfall-Induced Landslides at ASO Volcano, Japan, Differentiated by UAS and SFM-MVS Photogrammetry. AOGS2018
  4. Nakata, Y., Oguchi, T., Hayakawa, Y.S.(2018.05)Evaluating the current status of the zonation of coastal dune vegetation in the Boso Peninsula using UAS-SfM photogrammetry.JpGU2018.
  5. Kungaa M., Uchiyama, S., Sugai, T., Izumida, A., Funatsu T.(2018.05)Evaluation of geomorphological changes on Kujukuri beach from 2015 to 2018 based on UAV SfM.JpGU2018.
  6. Nakata, Y., Oguchi, T., Hayakawa, Y.S.(2018.05)Clarification of relationships between coastal dune vegetation and landforms based on ALS and UAS-SfM photogrammetry for nature conservation and restoration: Tottori Sand Dunes, Southwest Japan.JpGU2018.
  7. Ogura, T., Hayakawa, Y.S., Aoki, T.(2018.05)Practical acquisition of high-frequency, high-definition topographic data on riverbed morphology.JpGU2018.
  8. Haneda, Y., Oguchi, T., Hayakawa, Y.S., Saito, H., Uchiyama, S.,(2018.05)Spatial distribution of landslides in Sensuikyo Area in the Aso region induced by the 2016 Kumamoto Earthquake.JpGU2018.
  9. Jaeyong, L., Oguchi, T., Hayakawa Y.S.(2018.05)Examination of drone operational stability for geoscientificresearch atLongyearbyen, Svalbard.JpGU2018
  10. Hayakawa, Y.S., Kusumoto, S., Ogura, T.(2018.05)Applications of low-cost, high-precision GNSS positioning for RPAS measurements in an inaccessible area. JpGU2018
  11. Yamauchi, H., Oguchi, T., Hayakawa, Y.S., Haneda Y.(2018.05)Developing materials for GIS practice in higher education and their application in a class of GIS exercises. JpGU2018
  12. 安芸早穂子・早川裕弌(2018.05)考古学・古環境学的研究データとアート: 古代は誰のものか.日本地球惑星科学連合2018年大会,幕張メッセ
  13. 早川裕弌・安芸早穂子・ヘンベスト ジェニファー・マシウス ピーター(2018.05)アートと地形学:滝の多彩なみかた.日本地球惑星科学連合2018年大会,幕張メッセ
  14. 小倉拓郎早川裕弌・中田康隆・田村裕彦・小口千明・清水きさら・山内啓之・小口 高(2018.05)里山景観に関する地理的想像の促進:高精細地表情報と3D地形模型を用いた試み.日本地球惑星科学連合2018年大会,幕張メッセ
  15. 谷川 亘・大橋育順・内山庄一郎・浦本豪一郎・山品匡史・鈴木比奈子(2018.03)歴史地震記録と教訓を後世へ伝えるための徳島県の地震津波碑の3次元デジタル化の取り組み.日本地球惑星科学連合2018年大会,幕張メッセ
  16. 山内啓之・小口 高・瀬戸寿一・早川裕弌(2018.03)GIS初学者のためのWebGISの実習用教材の開発.日本地理学会2018年春期学術大会,東京学芸大学
  17. 山村充・内山庄一郎(2018.02)L1搬送波を用いたDGPS測量の実用化に向けた取組み.第9回GIS-Landslide研究集会および第5回高解像度地形情報シンポジウム, 東京大学
  18. 内山庄一郎斎藤 仁(2018.02)センチメートル級の地形変化抽出を目指した高精度地上基準点のGNSS観測(速報).第9回GIS-Landslide研究集会および第5回高解像度地形情報シンポジウム, 東京大学
  19. 早川裕弌・楠本成寿・小倉拓郎(2018.02)低価格高精度GNSSを活用した空中地形計測(速報).第9回GIS-Landslide研究集会および第5回高解像度地形情報シンポジウム, 東京大学
  20. 小倉拓郎(2018.02)河床形態に関する高頻度・高精細地形情報の実用化.第9回GIS-Landslide研究集会および第5回高解像度地形情報シンポジウム, 東京大学
  21. 山内啓之・早川裕弌・小口高(2018.02)高精細地形情報とGISを用いた地形模型の製作とオープン教材の開発.第9回GIS-Landslide研究集会および第5回高解像度地形情報シンポジウム, 東京大学

2017

  1. 小花和宏之・加藤 顕(2017.12)UAV とマルチ/ハイパースペクトルカメラを用いた植生の観測.2017年日本地形学連合秋季大会,P13
  2. 小倉拓郎早川裕弌・青木賢人(2017.12)高精細地形情報を用いた河床における礫堆の変化抽出-水位変動との関係-.2017年日本地形学連合秋季大会,P12
  3. 山内啓之・早川裕弌・小口 高(2017.12)GIS の実習用オープン教材における地形分野の教材の特徴.2017年日本地形学連合秋季大会,O16
  4. 早川裕弌・斎藤 馨・中田康隆・小倉拓郎・羽田康孝・中村和彦・藤原章雄・下徳大祐・蝦名益仁(2017.11)高精細地形情報を活用した森林景観の把握.感性情報と融合した環境教育教材の開発に向けて.CSIS DAYS 2017,A06
  5. 羽田康孝・小口 高・早川裕弌齋藤 仁(2017.11)熊本県阿蘇地域における多時期の高密度点群データを用いた斜面崩壊の地形解析.CSIS DAYS 2017,A05
  6. 齋藤 仁・根本 学・飯島慈裕(2017.11)ドローンを用いた醸造用ブドウ圃場の生育診断の試み.CSIS DAYS 2017,A04
  7. 中田康隆・小口 高・早川裕弌(2017.11)UAV-SfM手法を用いた海岸砂丘植生と地形の関係性の解明.CSIS DAYS 2017,A03
  8. 小倉拓郎早川裕弌・青木賢人(2017.11)UAVとSfM-MVSを用いた2016年以降の手取川下流域における地形変化の定量的分析.CSIS DAYS 2017, A02
  9. 李 在庸・小口 高・早川裕弌(2017.11)極地におけるドローン運用の簡易安定性の検証.CSIS DAYS 2017, A01
  10. 飯島慈裕・齋藤 仁・根本 学(2017.11)近接リモートセンシングを利用した醸造用ブドウ圃場の生育環境診断.日本リモートセンシング学会第63回(平成29年度秋季)学術講演会 要旨集 P40,
  11. Saito, H., Basharin, N., Iijima, Y., and Fedorov, A.N. (2017.11)Detection of thermokarst developments from UAVs and SfM-MVS photogrammetry. Abstracts of The 2nd Asian Conference on Permafrost (ACOP2017), #02-05, 
  12. Hayakawa, Y.S., Kusumoto, S., Matta, N. (2017.05) Earthquake-induced surface deformations in a small mud volcano: multi-temporal high-definition measurements using TLS and UAS-SfM. Abstracts, JpGU-AGU Joint Meeting 2017, SSS07-14.[2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  13. Hayakawa, Y.S., Aoki, H. (2017.05) Detection of surface changes in sandstone blocks by weathering in a coastal environment using TLS. Abstracts, JpGU-AGU Joint Meeting 2017, HTT19-P07.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  14. Hayakawa, Y.S., Aoki, H., Kishino, K., Maekado, A. (2017.05) Accurate volumetric measurement of tsunami boulders using 3D point clouds. Abstracts, JpGU-AGU Joint Meeting 2017, HTT19-01.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  15. Hayakawa, Y.S., Oguchi, C.T., Thomachot-Schneider, C.T., Vázquez, P., Gibeaux, S. (2017.05) Close-range remote sensing for monitoring the weathering in wall surfaces of a historical building at Orval Abbey, Belgium. Abstracts, JpGU-AGU Joint Meeting 2017, HTT22-01.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  16. 早川裕弌小花和宏之 (2017.05) 高精細3次元点群情報を活用したダンボールモデルの作成と地形の立体的な理解. Abstracts, JpGU-AGU Joint Meeting 2017, G03-P02.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  17. 宮城豊彦・内山庄一郎 (2017.05) 地球の分布北限地域におけるマングローブ林発達に関する新しい知見. Abstracts, JpGU-AGU Joint Meeting 2017, HDG36-P01.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  18. 谷川 亘・浦本豪一郎・内山庄一郎・折中 新・山品匡史・岡本桂典・原 忠 (2017.05) 四国地域の地震津浪碑の3次元デジタルアーカイブ化とデータベース化に向けた取り組み. Abstracts, JpGU-AGU Joint Meeting 2017, G02-P06.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  19. Nakata, Y, Oguchi, T, Hayakawa, Y.S. (2017.05) Relationships between coastal sand dune vegetation and landforms: A preliminary analysis using TLS and UAV-SfM photogrammetry in Tottori Sand Dunes. Abstracts, JpGU-AGU Joint Meeting 2017, HTT19-03.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  20. Haneda, Y., Oguchi., T., Hayakawa, Y.S., Saito, H. (2017.05) Time series analysis of TLS-derived point clouds for shallow landslides in Aso region, Kumamoto, Japan. Abstracts, JpGU-AGU Joint Meeting 2017, HTT19-04.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  21. Ebina, M., Hayakawa, Y.S., Thad A. Wasklewicz, Hattanji, T.  (2017.05) Quantitative assessment of tree trunk inclination and topographic conditions using multi-temporal point cloud data in a hilly catchment.  Abstracts, JpGU-AGU Joint Meeting 2017, HTT19-05.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  22. Ogura, T., Obanawa, H., Aoki, T (2017.05) Verification and Possibility on the Operation of Gravel Bed River Measurement using UAV and SfM-MVS. Abstracts, JpGU-AGU Joint Meeting 2017, HTT19-06.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  23. Takeuchi, S., Kusumoto, S., Hayakawa, Y.S. (2017.05) Application of Structure-from-Motion Multi-View-Stereo Photogrammetry to the extraction of vertical deformation caused by an inflated magma chamber in an analogue experiment. Abstracts, JpGU-AGU Joint Meeting 2017, HTT19-07.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ]
  24. Sato, P.H., Uchiyama, S. (2017.05) Comparison of measurement accuracy for DSM and orthomosaic between 2013 and 2016 UAV flights at Midori fault scarp, Neodani fault. Abstracts, JpGU-AGU Joint Meeting 2017, HTT19-P06.
    [2017/5/20-25, 日本地球惑星科学連合2017年大会, 幕張メッセ] 
  25. Hayakawa, Y.S., Obanawa, H. (2017.04) Estimating rates of coastal cliff erosion in a small island using terrestrial laser scanning and RPAS-based SfM-MVS photogrammetry. Geophysical Research Abstracts, 19, EGU2017-16836.[2017/4/23-28, European Geosciences Union General Assembly 2017, Vienna, Austria]
  26. Hayakawa, Y.S., Kusumoto, S., Matta, N. (2017.04) Deformations of a small mud volcano revealed by multi-temporal terrestrial laser scanning. Geophysical Research Abstracts, 19, EGU2017-16816.[2017/4/23-28, European Geosciences Union General Assembly 2017, Vienna, Austria]
  27. 早川裕弌・蝦名益人・加藤 顕・小花和宏之 (2017.02) 高精細地形地物情報を用いた植生形状と地形変化の相互作用の評価:日本列島中部の中起伏流域を例に. 第19回CEReS環境リモートセンシングシンポジウム要旨集, P24.
    [2017/2/16, 第19回CEReS環境リモートセンシングシンポジウム, 千葉大学]
  28. 早川裕弌 (2017.02) TLSやUASによる時系列点群データを用いた岩盤侵食の計量. 第8回GIS-Landslide研究集会および第4回高解像度地形情報シンポジウム要旨集.
    [2017/2/9-10 第8回GIS-Landslide研究集会および第4回高解像度地形情報シンポジウム・ワークショップ, 東京大学]

2016

  1. Hayakawa, Y.S., Obanawa, H. (2016.12) Erosion rates of a small coastal island revealed by repeated measurements using TLS and UAS-SfM photogrammetry. AGU Fall Meeting 2016 Abstract EP23A-0941.
    [2016/12/12–16, American Geophysical Union 2016 Fall Meeting, San Francisco, California]
  2. Hayakawa, Y., Yamada, I., Sugita, K., Ebina, M. (2016.10) Evaluation of Physical Walkability using High-Definition Topographic Measurement: Toward Barrier-Optimized Road Environments. Abstracts, 25th GIS Association of Japan.
    [2016/10/15-16, 第25回地理情報システム学会研究発表大会, 立正大学]
  3. 早川裕弌小花和宏之 (2016.10) 華厳滝周辺における崖面の経年変化. 地形, 38 (1), 75.
    [2016/10/8-9, 日本地形学連合2016年秋季大会, 明治大学]
    [Hayakawa, Y.S., Obanawa, H. (2016) Development of waterfall cliff face around Kegon Falls, Nikko, Japan. Abstracts, Japanese Geomorphological Union 2016 Fall Meeting, Meiji University, Tokyo]
  4. 小花和宏之早川裕弌 (2016.10) 千葉県太東崎雀島における海食崖の詳細な地形変化の把握:UAVを用いた高頻度観測. 地形, 38 (1) 72. [2016/10/8-9, 日本地形学連合2016年秋季大会, 明治大学]
    [Obanawa, H., Hayakawa, Y.S. (2016.10) High-resolutional measurement of erosion volume of inaccessible sea cliff at Suzume-jima, Taito-saki, Japan: frequent measurements using UAV. Abstracts, Japanese Geomorphological Union 2016 Fall Meeting, Meiji University, Tokyo]
  5. 小倉拓郎・青木賢人 (2016.10) 高時空間解像度DSMを用いた手取川扇状地区域における礫の運搬・堆積状況のモニタリング. 地形, 38 (1) 65. [2016/10/8-9, 日本地形学連合2016年秋季大会, 明治大学]
    [Ogura, T., Aoki T. (2016.10) Monitoring of transportation and deposition situation of gravels in Tedori River fan area using high definition topographic data. Abstracts. Japanese Geomorphological Union 2016 Fall Meeting, Meiji University, Tokyo]
  6. 小倉拓郎・馬場真悟・山田大稀・森 遼平・青木賢人 (2016.10) 手取川上流域の百万貫岩付近における堆積構造の再検討. 地形, 38 (1) 66-67. [2016/10/8-9, 日本地形学連合2016年秋季大会, 明治大学]
    [Ogura, T., Baba, S., Yamada, D., Mori, R., Aoki, T. (2016.10) Reconsideration of the sedimentary structure around Hyakumangan-no-iwa Rock in Tedorigawa River, Japan. Abstracts, Japanese Geomorphological Union 2016 Fall Meeting, Meiji University, Tokyo]
  7. 早川裕弌・安芸早穂子・辻 誠一郎 (2016.09) 3次元情報技術を用いた景観復原における地理的要素の可視化とアウトリーチ.  日本地理学会2016年秋季学術大会要旨集.
    [2016/9/30-10/1, 日本地理学会2016年秋季学術大会, 東北大学]
    [Hayakawa, Y.S., Aki, S., Tsuji, S. (2016.09) Visualization and outreach of geographical contents in landscape reconstruction using three-dimensional information technology. Association for Japanese Geographers Fall Meeting 2016, Tohoku University, Sendai]
  8. Hayakawa, Y.S., Kume, S., Ara, Y., Abdykanova, A. (2016.09) On-site prompt acquisition and analysis of topographic data using a small UAS and GIS for archaeological field surveys: A case study in Issyk-Kul region, Kyrgyz. 8th World Archaeological Congress Kyoto.
    [2016/8/28-9/2, 8th World Archaeological Congress (WAC-8), Kyoto, Japan]
  9. Hayakawa, Y.S., Obanawa, H., Yoshida, H., Naruhashi, R., Okumura, K., Zaiki, M., Kontani, R. (2016.08) Potential risks of natural hazards in Kayseri region, central Turkey. International Geographical Congress 2016 Beijing.
    [
    2016/8/21-25, 33rd International Geographical Congress, Beijing, China]
  10. Hayakawa, Y.S. (2016.06) Archaeological sites and natural hazards in Kayseri (Turkey). 2016 International Geographical Union Geomorphology and Society Commission, Island Study Commission, and Political Geography Joint Symposium.
    [
    2016/6/26-29, National Taiwan University, Taipei, Taiwan]
  11. Hayakawa, Y.S., Imaizumi, F., Hotta, N., Tsunetaka, H. (2016.05) Morphological analysis of debris flow deposits in steep headwater channel using multi-temporal terrestrial laser scanning: a 4-year case study at Ohya-kuzure Landslide, central Japan. Abstracts, Japan Geoscience Union International Meeting 2016, HTT08-01.
    [2016/5/22-26, 日本地球惑星科学連合2016年大会, 幕張メッセ]
  12. Hayakawa, Y.S., Oguchi, C.T., Aoki, H., Ariga, N. (2016.05)
    Spatial pattern analysis of wall surface modification by weathering in Yoshimi-Hyakuana cave using terrestrial laser scanning. Abstracts, Japan Geoscience Union International Meeting 2016, HTT08-P08.
    [2016/5/22-26, 日本地球惑星科学連合2016年大会, 幕張メッセ]
  13. Hayakawa, Y.S., Obanawa, H., Yoshida, H., Naruhashi, R., Okumura, K., Zaiki, M. (2016.04) Morphological analysis of hummocks in debris avalanche deposits using UAS-derived high-definition topographic data.
    Geophysical Research Abstracts, 18, EGU2016-2755.
    [2016/4/17-22, European Geosciences Union General Assembly 2016, Vienna, Austria]

2015

  1. Hayakawa, Y.S., Obanawa, H. (2015.12) Development of waterfall cliff face: An implication from multi-temporal high-definition topographic data. AGU Fall Meeting 2015 Abstract EP51B-0916.
    [2015/12/14–18, American Geophysical Union 2015 Fall Meeting, San Francisco, California]
  2. 早川裕弌・杉田 渓・蝦名益仁・山田育穂 (2015.11) 高精細路面起伏計測による物理的ウォーカビリティの評価. CSIS DAYS 2015, D11.
  3. 早川裕弌・久米正吾・荒 友里子・ アイダ=アブティカノワ (2015.10) 海外調査におけるUAS とGIS を用いたオンサイト即時地形情報解析:キルギス・イシククル地域の考古遺跡周辺を例に. 地形, 37 (2), 289-290.[2015/10/10-11, 日本地形学連合2015年秋季大会, 鹿児島大学]
    [Hayakawa, Y.S. Kume, S., Ara, Y., Abdykanova, A. (2015) On-site prompt topographic data analysis using UAS and GIS for oversea field studies: A case study around archaeological sites in Issyk-Kul region, Kyrgyz. Japanese Geomorphological Union 2015 Fall Meeting, Kagoshima University, Kagoshima]
  4. Ogura, T., Aoki, T. (2015.10) Basic research of sediment transport monitoring in the river using UAV and SfM-MVS. Abstracts, The 10th China-Japan-Korea Joint Conference on Geography & The 1st Asian Conference on Geography. East China Normal University, China, 46-47. ]
  5. Hayakawa, Y.S., Oguchi, C.T., Ariga, N., Aoki, H. (2015.08) Spatial distribution of changes in rockwall surface at Yoshimi-Hyakuana cave, central Japan, revealed by repeated terrestrial laser scanning . WMESS 2015 Abstracts.
    [2015/9/7-11, World Multidisciplinary Earth Sciences Symposium 2015
    , Prague, Czech Republic]
  6. Hayakawa, Y.S., Obanawa, H., Yoshida, H., Naruhashi, R., Okumura, K., Zaiki, M., Kontani, R. (2015.08) Mapping surface morphology and outcrop structures of hummocks in debris avalanche deposits using structure-from-motion multi-view stereo photogrammetry. XIX INQUA Congress, T18-P06.
    [2015/7/26-8/2, XIX INQUA Congress 2015, Nagoya]
  7. 早川裕弌小花和宏之・吉田英嗣・鳴橋竜太郎・奥村晃史・財城真寿美(2015.05)トルコ・カイセリ県における遺跡周辺の地形情報の取得と解析. Abstracts, Japan Geoscience Union International Meeting 2015, HTT32-03.
    [2015/5/24-28, 日本地球惑星科学連合2015年大会, 幕張メッセ]
  8. Hayakawa, Y.S., Oguchi, C.T., Aoki, H. (2015.05) Measurement of changes in wall surface morphology in Yoshimi-Hyakuana cave by terrestrial laser scanning. Abstracts, Japan Geoscience Union International Meeting 2015, HGM02-P01.
    [2015/5/24-28, JpGU International Symposium 2015, Makuhari Messe]
  9. Hayakawa, Y.S., Kusumoto, S., Matsuta, N. (2015.05) Ground surface deformation of small mud volcano by repeated measurements of terrestrial laser scanning (Murono, Japan). Abstracts, Japan Geoscience Union International Meeting 2015, HTT08-P02.
    [2015/5/24-28, JpGU International Symposium 2015, Makuhari Messe]
  10. Hayakawa, Y.S., Obanawa, H., Wassmer, P., Saito, H., Oguchi, T. (2015.05) Tsunami-induced bedrock erosion and sediment deposition on uplifted coastal bench: Cape Todogasaki, eastern Japan. Abstracts, Japan Geoscience Union International Meeting 2015,HTT08-03.
    [2015/5/24-28, JpGU International Symposium 2015, Makuhari Messe]
  11. 小倉拓郎 (2015) UAV(Phantom2 Vision+)とSfM-MVSで生成した超高解像度DSMの精度検証 その3. Abstracts, Japan Geoscience Union International Meeting 2015, HTT30-P03.
    [2015/5/24-28, 日本地球惑星科学連合2015年大会, 幕張メッセ]
  12. Hayakawa, Y.S., Obanawa, H. (2015) Detection of morphological changes in cliff face surrounding a waterfall using terrestrial laser scanning and unmanned aerial system. Geophysical Research Abstracts, 17, EGU2015-2755
  13. Hayakawa, Y.S., Obanawa, H. (2015) Mapping cliff face changes around a waterfall using terrestrial laser scanning and UAS-based SfM-MVS photogrammetry. Program of CIU2015, C5. 
    [2015/3/18-19, The International Symposium on Cartography in Internet and Ubiquitous Environments 2015, Sanjo Conference Hall, The University of Tokyo, Japan]
  14. 早川裕弌・小口 高・齋藤 仁 (2015) 津波による崩壊・侵食のTLSを用いた地形解析. 第6回GIS-Landslide研究集会&第2回高解像度地形情報シンポジウム講演要旨集, P-3. 
    [2015/1/16, 第6回GIS-Landslide研究集会&第2回高解像度地形情報シンポジウム, 東京大学柏の葉キャンパス駅前サテライト]
  15. 小倉拓郎・青木賢人 (2015) UAV(Phantom2 Vision+)とSfMで生成したDSMの精度検証 その2. 第6回GIS-Landslide研究集会&第2回高解像度地形情報シンポジウム講演要旨集, P-10. 
    [2015/1/16, 第6回GIS-Landslide研究集会&第2回高解像度地形情報シンポジウム, 東京大学柏の葉キャンパス駅前サテライト]
  16. Hayakawa, Y.S., Oguchi, T., Saito, H. (2015) Tsunami erodes rocks: assessment of characteristic morphology from high-resolution topographic measurements in the Sanriku Coast. Abstracts, The Tokyo Conference on International Study for Disaster Risk Reduction and Resilience, 16. 
    [2015/1/14-16, The Tokyo Conference on International Study for Disaster Risk Reduction and Resilience (ISDRRR), The Ito Research Center, The University of Tokyo, Tokyo]

2014

  1. Hayakawa, Y.S., Obanawa, H., Wassmer, P., Oguchi, T., Saito, H. (2014) Morphological analysis of an uplifted coastal terrace using high definition topographic data: possible erosion by high waves of tsunamis. 2014 Geological Society of America Annual Meeting, T128-34-8
    [2014/10/19-22, GSA Annual Meeting 2014, Vancouver, Canada]
  2. 小倉拓郎・青木賢人 (2014) UAVとSfMで生成したDSMの精度検証. [ 2014/10/11-12, 2014年度日本地形学連合秋季学術大会, 奈良大学 ]
    [Ogura, T., Aoki,  (2014) Accuracy validation of DSM that has been generated by UAV and SfM. Japanese Geomorphological Union 2014 Fall Meeting, Nara University, Nara]
  3. Hayakawa, Y.S., Obanawa, H., Saito, H. (2014) Evaluation of topographic measurements using UAV- and ground-based SfM and TLS: A case study at a rocky coast bench. Abstracts, Japan Geoscience Union International Meeting 2014, HTT08-03.
    [2014/4/28-5/2, JpGU International Symposium 2014, Pacifico Yokohama]Aoki, H., Hayakawa, Y.S. (2014) Terrestrial laser scanning approach on quantification of weathering depth of sandstone blocks in a coastal environment. Abstracts, Japan Geoscience Union International Meeting 2014, HTT08-P02
    [2014/4/28-5/2, JpGU International Symposium 2014, Pacifico Yokohama]

2013


  1. Hayakawa, Y.S., Imaizumi, F., Hotta, N., Tsunetaka, H. (2013) Time-series analysis on bed morphology affected by debris flows along a headwater steep channel in Ohya-kuzure landslide, central Japan. AGU Fall Meeting 2013 Abstract G33A-0981. 
    [2013/12/9–13, American Geophysical Union 2013 Fall Meeting, San Francisco, California]
  2. Hayakawa, Y.S., Oguchi, T., Saito, H., Kobayashi, A., Komatsu, G., Goto, K., Baker, V.R., Pelletier, J.D., McGuire, L. (2013) Impact of tsunami erosion on coastal valley formation in northeastern Japan: an airborne and terrestrial laser scanning approach. 8th International Conference on Geomorphology, S26C-02. 
    [2013/8/27-31, The 8th IAG/AIG International Conference on Geomorphology, Paris, France]
  3. Hayakawa, Y.S., Imaizumi, F., Hotta, N., Tsunetaka, H. (2013) High-resolution morphological analysis of debris-flow affected channel bed in Ohya-kuzure landslide, central Japan. International Geographical Union 2013 Kyoto Regional Conference, JS106-2-5. 
    [2013/8/4-9, IGU 2013 Kyoto Regional Coneference, Kyoto International Conference Center]
  4. Hayakawa, Y.S., Imaizumi, F., Hotta, N., Tsunetaka, H. (2013) Temporal changes in erosion rates and patterns in Ichinosawa subwatershed of Ohya-kuzure landslide, central Japan. Abstracts, Japan Geoscience Union International Meeting 2013, HTT09-02.
    [2013/5/19-24, JpGU International Symposium 2013, Makuhari Messe]
  5. 高山知美・早川裕弌・小口 高 (2013) あぶくま洞における鍾乳石の分布とその規定要因: 3Dレーザー測量に基づく考察. 日本地球惑星科学連合2013年大会アブストラクト, HTT30-P07
    [2013/5/19-24, 日本地球惑星科学連合2013年大会, 幕張メッセ]