publications

papers

2017

  1. 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
  2. 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

2017

  1. 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]
  2. 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]
  3. 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]
  4. 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]
  5. 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]
  6. 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]
  7. 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]
  8. 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]
  9. 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]
  10. 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]
  11. 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]
  12. 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]
  13. 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] 
  14. 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]
  15. 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]
  16. 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]
  17. 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]