JP5847652B2 - 藻場分布測定方法、藻場分布測定装置、藻場分布測定用プログラム - Google Patents
藻場分布測定方法、藻場分布測定装置、藻場分布測定用プログラム Download PDFInfo
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- JP5847652B2 JP5847652B2 JP2012129528A JP2012129528A JP5847652B2 JP 5847652 B2 JP5847652 B2 JP 5847652B2 JP 2012129528 A JP2012129528 A JP 2012129528A JP 2012129528 A JP2012129528 A JP 2012129528A JP 5847652 B2 JP5847652 B2 JP 5847652B2
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- 241000195493 Cryptophyta Species 0.000 title claims description 25
- 238000000034 method Methods 0.000 title claims description 22
- 241001474374 Blennius Species 0.000 claims description 189
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 115
- 238000005259 measurement Methods 0.000 claims description 114
- 208000012868 Overgrowth Diseases 0.000 claims description 42
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Description
2 第1の藻場候補領域
3 第1の藻場候補領域決定手段
4 第2の藻場候補領域
5 第2の藻場候補領域決定手段
6 藻場域
7 藻場域推定手段
17 繁茂量推定手段
Claims (6)
- 測定対象水域の空撮カラー画像中の画素のg成分強度の優位性に基づいて第1の藻場候補領域を決定すると共に、前記測定対象水域について行った音響水深探査の測定水深zの変化に基づいて第2の藻場候補領域を決定し、前記第1の藻場候補領域と前記第2の藻場候補領域とを対比して両者の一致した領域を藻場域と推定することを特徴とする藻場分布測定方法。
- 前記測定水深zの変化に基づき海藻による影響量zaを求めると共に、前記測定対象水域内の複数地点で測定されたサンプル繁茂量と前記海藻による影響量zaとの相関関係を求めて前記藻場域の繁茂量を推定することを特徴とする請求項1記載の藻場分布測定方法。
- 測定対象水域の空撮カラー画像中の画素のg成分強度の優位性に基づいて第1の藻場候補領域を決定する第1の藻場候補領域決定手段と、前記測定対象水域について行った音響水深探査の測定水深zの変化に基づいて第2の藻場候補領域を決定する第2の藻場候補領域決定手段と、前記第1の藻場候補領域と前記第2の藻場候補領域とを対比して両者の一致した領域を藻場域とする藻場域推定手段を備えることを特徴とする藻場分布測定装置。
- 前記測定対象水域内の複数地点で測定されたサンプル繁茂量と前記測定水深zの変化に基づいて求められた海藻による影響量zaとの相関関係を求めて前記藻場域の繁茂量を推定する繁茂量推定手段を備えることを特徴とする請求項3記載の藻場分布測定装置。
- 少なくとも、測定対象水域の空撮カラー画像中の画素のg成分強度の優位性に基づいて第1の藻場候補領域を決定する手段と、前記測定対象水域について行った音響水深探査の測定水深zの変化に基づいて第2の藻場候補領域を決定する手段と、前記第1の藻場候補領域と前記第2の藻場候補領域とを対比して両者の一致した領域を藻場域とする手段としてコンピュータを機能させるための藻場分布測定用プログラム。
- 更に、前記測定対象水域内の複数地点で測定されたサンプル繁茂量と前記測定水深zの変化に基づいて求められた海藻による影響量zaとの相関関係を求めて前記藻場域の繁茂量を推定する手段としてコンピュータを機能させるための請求項5記載の藻場分布測定用プログラム。
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JP2012129528A JP5847652B2 (ja) | 2012-06-07 | 2012-06-07 | 藻場分布測定方法、藻場分布測定装置、藻場分布測定用プログラム |
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JP5847652B2 true JP5847652B2 (ja) | 2016-01-27 |
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JPH0749376A (ja) * | 1993-08-03 | 1995-02-21 | Japan Radio Co Ltd | 超音波藻計測装置 |
JP2003143959A (ja) * | 2001-11-08 | 2003-05-20 | Hitachi Eng Co Ltd | 圃場における農産物の生育情報提供システム |
JP3740533B2 (ja) * | 2002-10-30 | 2006-02-01 | 独立行政法人産業技術総合研究所 | 空中写真地図作成装置 |
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