JP6530085B2 - 再帰型ニューラル・ネットワークを用いた健康現象の分析 - Google Patents
再帰型ニューラル・ネットワークを用いた健康現象の分析 Download PDFInfo
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- JP6530085B2 JP6530085B2 JP2017556922A JP2017556922A JP6530085B2 JP 6530085 B2 JP6530085 B2 JP 6530085B2 JP 2017556922 A JP2017556922 A JP 2017556922A JP 2017556922 A JP2017556922 A JP 2017556922A JP 6530085 B2 JP6530085 B2 JP 6530085B2
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/08—Learning methods
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/04—Architecture, e.g. interconnection topology
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/04—Architecture, e.g. interconnection topology
- G06N3/044—Recurrent networks, e.g. Hopfield networks
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/04—Architecture, e.g. interconnection topology
- G06N3/049—Temporal neural networks, e.g. delay elements, oscillating neurons or pulsed inputs
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/08—Learning methods
- G06N3/084—Backpropagation, e.g. using gradient descent
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N3/00—Computing arrangements based on biological models
- G06N3/02—Neural networks
- G06N3/10—Interfaces, programming languages or software development kits, e.g. for simulating neural networks
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/20—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/30—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for calculating health indices; for individual health risk assessment
Description
102 時間シーケンス
104 時間シーケンス生成システム
106 電子医療記録リポジトリ
110 再帰型ニューラル・ネットワーク
112 次の入力スコア
114 将来の条件スコア
116 内部状態
120 医療分析エンジン
122 分析データ
130 内部状態リポジトリ
Claims (13)
健康現象の複数の初期時間シーケンスを取得するステップであって、前記初期時間シーケンスの各々は複数の時間ステップの各々での夫々の健康関連データを含む、ステップと、
再帰型ニューラル・ネットワークを用いて健康現象の前記複数の初期時間シーケンスの各々を処理して、前記初期時間シーケンスの各々に対して、前記初期時間シーケンス内の各時間ステップに対する前記再帰型ニューラル・ネットワークの夫々のネットワーク内部状態を生成するステップであって、前記再帰型ニューラル・ネットワークは入力時間シーケンスを受信し、各入力時間シーケンス内の各時間ステップに対して、前記時間ステップに対するネットワーク内部状態を生成し、前記時間ステップで識別された前記健康現象の後に発生する将来の現象を前記時間ステップに対する前記ネットワーク内部状態から予測するようにトレーニングされている、ステップと、
前記複数の初期時間シーケンスの各々に対して、前記時間シーケンス内の前記時間ステップに対する前記ネットワーク内部状態の1つまたは複数を内部状態リポジトリに格納するステップと、
健康現象の第1の時間シーケンスを取得するステップと、
前記再帰型ニューラル・ネットワークを用いて健康現象の前記第1の時間シーケンスを処理して、前記第1の時間シーケンスに対するシーケンス内部状態を生成するステップと、
前記第1の時間シーケンスに対する前記シーケンス内部状態および前記内部状態リポジトリ内の前記ネットワーク内部状態を用いて、前記第1の時間シーケンス内の将来の健康現象を予測する健康現象を含む可能性が高い1つまたは複数の初期時間シーケンスを前記複数の初期時間シーケンスから選択するステップと、
を含む、方法。
前記シーケンス内部状態と同様な前記内部状態リポジトリ内のネットワーク内部状態を決定するステップと、
前記同様なネットワーク内部状態が前記初期時間シーケンスとして生成された前記初期時間シーケンスを、前記第1の時間シーケンス内の将来の健康現象を予測する健康現象を含む可能性が高い前記複数の初期時間シーケンスから選択するステップと、
を含む、請求項1に記載の方法。
前記内部状態リポジトリ内の前記ネットワーク内部状態の各々に対して、前記ネットワーク内部状態および前記シーケンス内部状態の間の夫々の類似性測定値を計算するステップと、
前記同様なネットワーク内部状態を前記類似性測定値から決定するステップと、
を含む、請求項2に記載の方法。
ユーザに表示するために前記計算された統計値を提供するステップと、
をさらに含む、請求項4または5に記載の方法。
前記再帰型ニューラル・ネットワークを用いて前記時間ステップに対する前記健康現象を識別する前記健康関連データを処理して、前記時間ステップに対するネットワーク内部状態を生成するステップと、
前記第1の時間シーケンス内の最終時間ステップに対する前記ネットワーク内部状態を、前記第1の時間シーケンスに対する前記シーケンス内部状態として選択するステップと、
を含む、請求項1乃至7の何れかに記載の方法。
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US14/810,384 US9652712B2 (en) | 2015-07-27 | 2015-07-27 | Analyzing health events using recurrent neural networks |
US14/810,384 | 2015-07-27 | ||
PCT/US2016/044107 WO2017019707A1 (en) | 2015-07-27 | 2016-07-26 | Analyzing health events using recurrent neural networks |
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US (2) | US9652712B2 (ja) |
EP (1) | EP3274888A1 (ja) |
JP (1) | JP6530085B2 (ja) |
KR (1) | KR101953814B1 (ja) |
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WO2017019707A1 (en) | 2017-02-02 |
EP3274888A1 (en) | 2018-01-31 |
US20170316313A1 (en) | 2017-11-02 |
JP2018527636A (ja) | 2018-09-20 |
US10402721B2 (en) | 2019-09-03 |
CN107851462A (zh) | 2018-03-27 |
KR101953814B1 (ko) | 2019-03-04 |
US9652712B2 (en) | 2017-05-16 |
CN107851462B (zh) | 2022-03-04 |
KR20170132853A (ko) | 2017-12-04 |
US20170032243A1 (en) | 2017-02-02 |
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