KOYAMA Naoki 小山直紀

Researcher Number	90907510
Other IDs
Affiliation (Current)	2025: 中央大学, 研究開発機構, 機構助教
Affiliation (based on the past Project Information) *help	2022 – 2025: 中央大学, 研究開発機構, 機構助教
Review Section/Research Field	Principal Investigator Basic Section 25030:Disaster prevention engineering-related Except Principal Investigator Basic Section 25030:Disaster prevention engineering-related
Keywords	Principal Investigator 統計モデル / 中小河川 / 時系列解析 / 洪水対策 / 水位予測手法 Except Principal Investigator 洪水氾濫 / 流域治水 / コンパクトシティ / 社会水文モデリング

住民の浸水予測情報がわかるDMDを用いた超高速リアルタイム氾濫予測手法の開発Principal Investigator
- Principal Investigator
  
  小山直紀
- Project Period (FY)
  2025 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (C)
- Review Section
  
  Basic Section 25030:Disaster prevention engineering-related
- Research Institution
  Chuo University
社会水文モデリングによるコンパクトシティと流域治水融合の影響評価
- Principal Investigator
  
  呉修一
- Project Period (FY)
  2024 – 2027
- Research Category
  
  Grant-in-Aid for Scientific Research (B)
- Review Section
  
  Basic Section 25030:Disaster prevention engineering-related
- Research Institution
  Toyama Prefectural University
都道府県管理河川の洪水予測に向けた時系列解析による水位予測手法の分析Principal Investigator
- Principal Investigator
  
  小山直紀
- Project Period (FY)
  2022 – 2024
- Research Category
  
  Grant-in-Aid for Early-Career Scientists
- Review Section
  
  Basic Section 25030:Disaster prevention engineering-related
- Research Institution
  Chuo University

All 2024 2023 2022

All Journal Article Presentation

[Journal Article] FLOOD INUNDATION ANALYSIS IN LOW-LYING RIVER BASIN USING DIFFERENT DIGITTAL ELEVATION MODEL2024
- Author(s)
  髙良圭, 小山直紀, 山田正, 山田朋人
- Journal Title
  
  Japanese Journal of JSCE
  
  Volume: 80 Issue: 16 Pages: n/a
- DOI
  10.2208/jscejj.23-16183
- ISSN
  2436-6021
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14456
[Journal Article] IMPORTANCE OF SEWER WATER LEVEL OBSERVATIONS FOR EARLY EVACUATION DUE TO INTERNAL FLOODING AND VERIFICATION OF ITS FORECASTING ACCURACY2024
- Author(s)
  小山直紀，大淵雄矢，山田正，山田朋人
- Journal Title
  
  Japanese Journal of JSCE
  
  Volume: 80 Issue: 16 Pages: n/a
- DOI
  10.2208/jscejj.23-16061
- ISSN
  2436-6021
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14456
[Journal Article] UNCERTAINTY EVALUATION OF RIVER DISCHARGE USING MULTIVARIATE EXTREME VALUE ANALYSIS2022
- Author(s)
  KOYAMA Naoki、SUZUKI Mana、SHIMIZU Keita、YAMADA Tadashi
- Journal Title
  
  Journal of Japan Society of Civil Engineers, Ser. G (Environmental Research)
  
  Volume: 78 Issue: 5 Pages: I_125-I_133
- DOI
  10.2208/jscejer.78.5_I_125
- ISSN
  2185-6648
- Language
  Japanese
- Data Source
  KAKENHI-PROJECT-22K14456
[Journal Article] Study on a Water-Level-Forecast Method Based on a Time Series Analysis of Urban River Basins?A Case Study of Shibuya River Basin in Tokyo2022
- Author(s)
  Koyama Naoki、Sakai Mizuki、Yamada Tadashi
- Journal Title
  
  Water
  
  Volume: 15 Issue: 1 Pages: 161-161
- DOI
  10.3390/w15010161
- Peer Reviewed / Open Access
- Data Source
  KAKENHI-PROJECT-22K14456
[Journal Article] POTENTIAL FOR SIMULTANEOUS INUNDATION IN MULTIPLE BASINS UNDER CLIMATE CHANGE ~A CASE STUDY OF KANTO REGION~2022
- Author(s)
  KOYAMA Naoki、NAMIKAWA Keigo、YAMADA Tadashi
- Journal Title
  
  Journal of Japan Society of Civil Engineers, Ser. B1 (Hydraulic Engineering)
  
  Volume: 78 Issue: 2 Pages: I_85-I_90
- DOI
  10.2208/jscejhe.78.2_I_85
- ISSN
  2185-467X
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14456
[Journal Article] IMPROVING THE ACCURACY OF SHORT-TIME PREDICTUIN OF WATER LEVEL WITH MULTIVARIATE AUTOREGRESSIVE MODEL CONSIDERING VARIANCE HETEROGENEITY2022
- Author(s)
  小山直紀、阪井瑞季、山田正
- Journal Title
  
  Advances in River Engineering
  
  Volume: 28 Issue: 0 Pages: 61-66
- DOI
  10.11532/river.28.0_61
- ISSN
  2436-6714
- Language
  Japanese
- Peer Reviewed
- Data Source
  KAKENHI-PROJECT-22K14456
[Presentation] 多変量自己回帰モデルによる水位予測手法の小規模から大規模洪水までへの適応性2024
- Author(s)
  小山直紀、並河奎伍、山田正
- Organizer
  土木学会関東支部第51回技術研究発表会
- Data Source
  KAKENHI-PROJECT-22K14456
[Presentation] Trend analysis of simultaneous heavy rainfall occurrence in multiple basins based on large ensemble experiments in the Kanto region of Japan2023
- Author(s)
  Naoki Koyama, Keigo Namikawa, Tadashi Yamada
- Organizer
  The 9th International Conference on Flood Management
- Data Source
  KAKENHI-PROJECT-22K14456
[Presentation] 高解像度ナウキャストの予測精度の分析2023
- Author(s)
  阪井瑞季, 小山直紀, 山田正
- Organizer
  土木学会第50回関東支部技術研究発表
- Data Source
  KAKENHI-PROJECT-22K14456
[Presentation] 氾濫ハイドログラフの形状が氾濫現象に及ぼす影響の分析2023
- Author(s)
  小山直紀、並河奎伍、山田正
- Organizer
  水文・水資源学会研究発表会
- Data Source
  KAKENHI-PROJECT-22K14456
[Presentation] The Effects of Forecast Rainfall and Sewerage Water Level Information for Early Evacuation in Urban Areas2023
- Author(s)
  Naoki Koyama, Shiori Terai, and Tadashi Yamada
- Organizer
  20th Annual Meeting Asia Oceania Geosciences Society
- Data Source
  KAKENHI-PROJECT-22K14456
[Presentation] マルチパラメータ・フェーズドアレイ気象レーダを用いた局地的大雨における高度別の降雨強度と風の関係の分析2022
- Author(s)
  佐々木結加, 小島彩織, 小山直紀, 山田正
- Organizer
  令和4年度土木学会全国大会
- Data Source
  KAKENHI-PROJECT-22K14456
[Presentation] 高解像度降水ナウキャストの予測値とアメダスの観測値の比較ー下水道工事の安全確保に向けてー2022
- Author(s)
  阪井瑞季, 大久保里彩, 小山直紀, 山田正
- Organizer
  第49回土木学会関東支部技術研究発表会
- Data Source
  KAKENHI-PROJECT-22K14456
[Presentation] 都市域の感潮河川における予測降雨を用いた河川水位予測に関する研究2022
- Author(s)
  大久保里彩 , 小山直紀 , 山田正
- Organizer
  第49回土木学会関東支部技術研究発表会
- Data Source
  KAKENHI-PROJECT-22K14456

1. 呉修一 (00646995)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
2. 井内加奈子 (60709187)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
3. 地引泰人 (10598866)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results
4. 立花潤三 (60397502)

# of Collaborated Projects: 1 results

# of Collaborated Products: 0 results

KOYAMA Naoki 小山 直紀

Research Projects

Research Products

Co-Researchers

住民の浸水予測情報がわかるDMDを用いた超高速リアルタイム氾濫予測手法の開発Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

社会水文モデリングによるコンパクトシティと流域治水融合の影響評価

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

都道府県管理河川の洪水予測に向けた時系列解析による水位予測手法の分析Principal Investigator

Principal Investigator

Project Period (FY)

Research Category

Review Section

Research Institution

[Journal Article] FLOOD INUNDATION ANALYSIS IN LOW-LYING RIVER BASIN USING DIFFERENT DIGITTAL ELEVATION MODEL2024

Author(s)

Journal Title

DOI

ISSN

Language

Data Source

[Journal Article] IMPORTANCE OF SEWER WATER LEVEL OBSERVATIONS FOR EARLY EVACUATION DUE TO INTERNAL FLOODING AND VERIFICATION OF ITS FORECASTING ACCURACY2024

Author(s)

Journal Title

DOI

ISSN

Language

Data Source

[Journal Article] UNCERTAINTY EVALUATION OF RIVER DISCHARGE USING MULTIVARIATE EXTREME VALUE ANALYSIS2022

Author(s)

Journal Title

DOI

ISSN

Language

Data Source

[Journal Article] Study on a Water-Level-Forecast Method Based on a Time Series Analysis of Urban River Basins?A Case Study of Shibuya River Basin in Tokyo2022

Author(s)

Journal Title

DOI

Data Source

[Journal Article] POTENTIAL FOR SIMULTANEOUS INUNDATION IN MULTIPLE BASINS UNDER CLIMATE CHANGE ~A CASE STUDY OF KANTO REGION~2022

Author(s)

Journal Title

DOI

ISSN

Language

Data Source

[Journal Article] IMPROVING THE ACCURACY OF SHORT-TIME PREDICTUIN OF WATER LEVEL WITH MULTIVARIATE AUTOREGRESSIVE MODEL CONSIDERING VARIANCE HETEROGENEITY2022

Author(s)

Journal Title

DOI

ISSN

Language

Data Source

[Presentation] 多変量自己回帰モデルによる水位予測手法の小規模から大規模洪水までへの適応性2024

Author(s)

Organizer

Data Source

[Presentation] Trend analysis of simultaneous heavy rainfall occurrence in multiple basins based on large ensemble experiments in the Kanto region of Japan2023

Author(s)

Organizer

Data Source

[Presentation] 高解像度ナウキャストの予測精度の分析2023

Author(s)

Organizer

Data Source

[Presentation] 氾濫ハイドログラフの形状が氾濫現象に及ぼす影響の分析2023

Author(s)

Organizer

Data Source

[Presentation] The Effects of Forecast Rainfall and Sewerage Water Level Information for Early Evacuation in Urban Areas2023

Author(s)

KOYAMA Naoki 小山直紀