JP2016533846A - 人の心血管フィットネスを推定するためのシステムと方法 - Google Patents
人の心血管フィットネスを推定するためのシステムと方法 Download PDFInfo
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Abstract
Description
‐人の心拍についての情報を含む心拍信号を取得するための心拍モニタ、
‐人の身体活動を示す活動信号を取得するための活動モニタ、
‐取得された活動信号に基づいて人の活動を分類するための分類器、
‐人の心血管フィットネスの推定において使用するために、取得された心拍信号と活動の分類とに基づいて、取得された心拍信号から得られる一つ以上の心拍特徴を選択するための選択器、
‐一つ以上の選択された心拍特徴に基づいて人の心血管フィットネスを推定するための推定器。
‐人の身体活動を示す取得された活動信号に基づいて人の活動を分類し、
‐人の心血管フィットネスの推定において使用するために、取得された心拍信号と活動の分類とに基づいて、人の心拍についての情報を含む取得された心拍信号から得られる一つ以上の心拍特徴を選択し、
‐一つ以上の選択された心拍特徴に基づいて人の心血管フィットネスを推定する
ように構成される処理手段を有する、人の心血管フィットネスを推定するためのプロセッサが提示される。
‐人の身体活動が検出される場合、ピーク心拍から得られる一つ以上の心拍特徴、
‐人の身体活動が検出されない場合、一つ以上の心拍回復パラメータ、及び/又は、
‐人の身体活動が検出されない場合及び人の心拍が安静時である場合、一つ以上の心拍統計的測定、
を選択するように構成される。
VO2max=a0×年齢+a1×性別(男性1、女性0)+a3×体重+a4×身長+a5×BMI+a6HR特徴
であり、a0からa6は各情報ピースが推定において考慮されるべき重要度を示す、人についての様々な情報ピースに重みを割り当てるための既定重み係数である。
i)VO2max[L/kg/分]=69.9243−0.40637×安静時HR中央値
トレーニング**
bias=−9.77e−015
rmse=5.8772
%std=0.1428
%mean=−0.022043
%see=0.035767
検証**
bias=1.6395
rmse=7.5044
%std=0.17599
%mean=0.020929
%see=0.040603
トレーニング**
bias=−6.2172e−015
rmse=5.9303
%std=0.14409
%mean=−0.021243
%see=0.034673
検証**
bias=1.5481
rmse=6.2864
%std=0.14643
%mean=0.018633
%see=0.032297
トレーニング**
bias=−7.6383e−015
rmse=6.2464
%std=0.15176
%mean=−0.02538
%see=0.03968
検証**
bias=0.27444
rmse=7.0794
%std=0.16974
%mean=−0.015193
%see=0.04097
トレーニング**
bias=−3.7303e−015
rmse=5.9601
%std=0.14481
%mean=−0.022976
%see=0.037613
検証**
bias=1.8209
rmse=7.2645
%std=0.16901
%mean=0.021432
%see=0.040426
トレーニング**
bias=5.862e−015
rmse=5.9956
%std=0.14567
%mean=−0.023327
%see=0.037605
検証**
bias=1.5238
rmse=7.7082
%std=0.18159
%mean=0.012476
%see=0.044786
ステップワイズMLRトレーニング**
bias=1.7764e−016
rmse=4.8545
%std=0.11795
%mean=−0.015754
%see=0.031514
ステップワイズMLR検証**
bias=1.9627
rmse=5.5032
%std=0.12336
%mean=0.038283
%see=0.02918
これらの数はモデルの性能を報告する。
モデル1→HR特徴1エラー=3
モデル2→HR特徴2エラー=3.5
モデル3→HR特徴3エラー=1
システムはモデル3によって推定されるVO2maxを選ぶ。
Claims (15)
- 人の心血管フィットネスを推定するためのシステムであって、
前記人の心拍についての情報を含む心拍信号を取得するための心拍モニタと、
前記人の身体活動を示す活動信号を取得するための活動モニタと、
取得された前記活動信号に基づいて前記人の活動を分類するための分類器と、
前記人の心血管フィットネスの推定において使用するために、取得された前記心拍信号と前記活動の分類とに基づいて、取得された前記心拍信号から得られる一つ以上の心拍特徴を選択するための選択器と、
選択された前記一つ以上の心拍特徴に基づいて前記人の心血管フィットネスを推定するための推定器と
を有する、システム。 - 前記活動モニタが、前記人の体の少なくとも一部の加速度を示す加速度信号を活動信号として取得するための加速度計を含む、請求項1に記載のシステム。
- 前記分類器が、前記人の活動を少なくとも活動及び無活動に、特にサイクリング、ウォーキング、ランニング、上昇、定常回復及び無活動に分類するように構成される、請求項1に記載のシステム。
- 前記選択器が、心拍回復、ピーク心拍、心拍変動、心拍上昇、安静時心拍を有する心拍特徴のグループから一つ以上の心拍特徴を選択するように構成される、請求項1に記載のシステム。
- 前記選択器が、どの心拍フェーズが現在存在するかに基づいて一つ以上の心拍特徴を選択するように構成される、請求項1に記載のシステム。
- 前記推定器が、前記人の体力を示す最大酸素摂取量を推定するように構成される、請求項1に記載のシステム。
- 前記人の年齢、性別、体重、身長及びBMIの一つ以上を含む前記人についてのユーザ情報を受信するためのインターフェースをさらに有し、
前記推定器が選択された前記一つ以上の心拍特徴と前記ユーザ情報とに基づいて前記人の心血管フィットネスを推定するように構成される、
請求項1に記載のシステム。 - 前記選択器が心拍特徴として、
前記人の身体活動が検出される場合、ピーク心拍から得られる一つ以上の心拍特徴、
前記人の身体活動が検出されない場合、一つ以上の心拍回復パラメータ、及び/又は、
前記人の身体活動が検出されない場合及び前記人の心拍が安静時である場合、一つ以上の心拍統計的測定
を選択するように構成される、請求項1に記載のシステム。 - 前記推定器が、特に二乗平均平方根推定を用いて、異なる選択された心拍特徴に基づいて推定される心血管フィットネス間の整合性を評価するように構成される、請求項8に記載のシステム。
- 前記心拍モニタがフォトプレチスモグラフィ若しくは光学センサを含む、請求項1に記載のシステム。
- 前記心拍モニタと前記活動モニタが、前記人によって装着され得る共通ウェアラブルデバイス、特に手首装着デバイスに統合される、請求項1に記載のシステム。
- 人の心血管フィットネスを推定するための方法であって、
前記人の心拍についての情報を含む心拍信号を取得するステップと、
前記人の身体活動を示す活動信号を取得するステップと、
取得された前記活動信号に基づいて前記人の活動を分類するステップと、
前記人の心血管フィットネスの推定において使用するために、取得された前記心拍信号と前記活動の分類とに基づいて、取得された前記心拍信号から得られる一つ以上の心拍特徴を選択するステップと、
選択された前記一つ以上の心拍特徴に基づいて前記人の心血管フィットネスを推定するステップと
を有する、方法。 - 人の心血管フィットネスを推定するためのプロセッサであって、
前記人の身体活動を示す取得された活動信号に基づいて前記人の活動を分類し、
前記人の心血管フィットネスの推定において使用するために、取得された心拍信号と前記活動の分類とに基づいて、前記人の心拍についての情報を含む前記取得された心拍信号から得られる一つ以上の心拍特徴を選択し、
選択された前記一つ以上の心拍特徴に基づいて前記人の心血管フィットネスを推定する
ように構成される処理手段を有する、プロセッサ。 - 人の心血管フィットネスを推定するための処理法であって、
前記人の身体活動を示す取得された活動信号に基づいて前記人の活動を分類するステップと、
前記人の心血管フィットネスの推定において使用するために、取得された心拍信号と前記活動の分類とに基づいて、前記人の心拍についての情報を含む前記取得された心拍信号から得られる一つ以上の心拍特徴を選択するステップと、
選択された前記一つ以上の心拍特徴に基づいて前記人の心血管フィットネスを推定するステップと
を有する、処理法。 - コンピュータプログラムがコンピュータ上で実行されるときに請求項14に記載の方法のステップを当該コンピュータに実行させるためのプログラムコード手段を有するコンピュータプログラム。
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Application Number | Priority Date | Filing Date | Title |
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EP13184505.9 | 2013-09-16 | ||
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US20200069249A1 (en) | 2020-03-05 |
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US10470704B2 (en) | 2019-11-12 |
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US20160206248A1 (en) | 2016-07-21 |
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