JP7494439B2 - 給食管理システム及びその運営方法 - Google Patents
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Description
Claims (13)
- 給食用トレイをスキャニングしてユーザーに提供される食事前の前記給食用トレイに対する食前の映像を獲得する第1スキャナー;
食事が前記ユーザーに提供された後に、前記給食用トレイをスキャニングして前記ユーザーの食事後の給食用トレイに対する食後の映像を獲得する第2スキャナー;及び
獲得された食事前後の映像に基づいて前記ユーザーに対する摂取情報を生成する管理サーバー;を含み、
前記管理サーバーは、
前記給食用トレイの各区域を前記給食用トレイ上の食物の境界面に沿って区画し、前記境界面内の前記食物の高さを抽出し、前記境界面および前記高さを用いて前記食物の体積を算出し、前記境界面内の前記食物の高さは、被写体に対する深さ値を用いて取得され、前記被写体は、前記第1スキャナーにより獲得された前記給食用トレイの食前の映像および前記第2スキャナーにより獲得された前記給食用トレイの食後の映像であり、
前記第1スキャナーによって獲得された映像を、機械学習のための知識データベースに蓄積された複数の食物関連学習と比較して前記食前の映像を認識し、
前記給食用トレイの各区域について、前記給食用トレイの各区域に対する映像認識結果と予め定められたメニューとをマッチングした結果に基づいて食物の種類を判断する給食管理システム。 - 予め定められた前記メニューは、前記管理サーバーにより提供される献立情報から生成される、請求項1に記載の給食管理システム。
- 前記管理サーバーは、前記第1スキャナーが獲得した食前の映像における前記給食用トレイを認識し、給食用トレイの方向に基づいて、食物が盛られる区域を確定する、請求項2に記載の給食管理システム。
- 前記給食用トレイの各区域の食物の種類を認識することについて、前記管理サーバーが、各区域における映像認識結果と当日のメニューとをマッチングした結果に基づいて前記食物の種類を判断する場合、前記マッチングの成功率が所定の割合を超えた場合には、前記映像認識結果を映像記憶所に保存し、前記マッチングの成功率が所定の割合以下の場合には、当該食物を未定義の食物として分類し、映像認識結果を前記映像記憶所に保存する、請求項3に記載の給食管理システム。
- 前記管理サーバーは、食前の映像を給食用トレイ別に格納する映像記憶所を備える、請求項1に記載の給食管理システム。
- 前記管理サーバーは、
登録されたユーザーの食習慣および栄養状態の1つを含む栄養情報を参照して、各ユーザーに対するカスタマイズされた食品又は食習慣の分析に基づく医療機器広告情報、献立推薦情報又はその他の付加情報を提供する広告管理部を含む、請求項2に記載の給食管理システム。 - 前記管理サーバーは、
情報通信網を介して保険連携サービス、ユーザーモニタリングサービス又は医療連携サービスを提供する一つ以上の外部システムと連動する外部システム連携部を含む、請求項1に記載の給食管理システム。 - 前記第2スキャナーは、一つ以上のセンサーとさらに連結され、
前記管理サーバーは、
少なくとも1つの前記センサーからセンシング値を受け取り、前記センシング値に基づいて残飯情報を補正する補正値を生成するように構成された補正モジュールをさらに含み、
前記補正値は、前記食物の変動程度に前記センシング値を一定比率で反映することによって生成される、請求項7に記載の給食管理システム。 - 第1スキャナーによりユーザーに提供される食事前の給食用トレイをスキャニングして、ユーザーに提供される食事前の前記給食用トレイに対する食前の映像を獲得する段階;
管理サーバーにより、前記給食用トレイの各区域を前記給食用トレイ上の食物の境界面に沿って区画し、前記境界面内の前記食物の高さを抽出し、前記境界面および前記高さを用いて前記食物の体積を算出し、前記第1スキャナーによって獲得された映像を、機械学習のための知識データベースに蓄積された複数の食物関連学習と比較して前記食前の映像を認識し、前記給食用トレイの各区域について、前記給食用トレイの各区域に対する映像認識結果と予め定められたメニューとをマッチングした結果に基づいて食物の種類を判断する段階;及び
第2スキャナーにより、食事が前記ユーザーに提供された後の前記給食用トレイをスキャニングして、食事が前記ユーザーに提供された後の給食用トレイに対する食後の映像を獲得する段階;を含み、
前記境界面内の前記食物の高さは、被写体に対する深さ値を用いて取得され、前記被写体は、前記第1スキャナーにより獲得された前記給食用トレイの食前の映像および前記第2スキャナーにより獲得された前記給食用トレイの食後の映像である、給食管理システムの運営方法。 - 予め定められた前記メニューは、前記管理サーバーにより提供される献立情報から生成される、請求項9に記載の運営方法。
- 前記管理サーバーが、前記第1スキャナーが獲得した食前の映像における前記給食用トレイを認識し、給食用トレイの方向に基づいて、食物が盛られる区域を確定する、請求項10に記載の運営方法。
- 前記給食用トレイの各区域の食物の種類を認識することについて、前記管理サーバーが、各区域における映像認識結果と当日のメニューとをマッチングした結果に基づいて前記食物の種類を判断する場合、前記マッチングの成功率が所定の割合を超えた場合には、前記映像認識結果を映像記憶所に保存し、前記マッチングの成功率が所定の割合以下の場合には、当該食物を未定義の食物として分類し、映像認識結果を前記映像記憶所に保存する、請求項9に記載の運営方法。
- 前記管理サーバーは、食前の映像を給食用トレイ別に格納する映像記憶所を備える、請求項9に記載の運営方法。
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