JP6068468B2 - 予測及び予知のための逐次的カーネル回帰モデリング方法 - Google Patents
予測及び予知のための逐次的カーネル回帰モデリング方法 Download PDFInfo
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- JP6068468B2 JP6068468B2 JP2014521649A JP2014521649A JP6068468B2 JP 6068468 B2 JP6068468 B2 JP 6068468B2 JP 2014521649 A JP2014521649 A JP 2014521649A JP 2014521649 A JP2014521649 A JP 2014521649A JP 6068468 B2 JP6068468 B2 JP 6068468B2
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Classifications
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- G—PHYSICS
- G05—CONTROLLING; REGULATING
- G05B—CONTROL OR REGULATING SYSTEMS IN GENERAL; FUNCTIONAL ELEMENTS OF SUCH SYSTEMS; MONITORING OR TESTING ARRANGEMENTS FOR SUCH SYSTEMS OR ELEMENTS
- G05B23/00—Testing or monitoring of control systems or parts thereof
- G05B23/02—Electric testing or monitoring
- G05B23/0205—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults
- G05B23/0259—Electric testing or monitoring by means of a monitoring system capable of detecting and responding to faults characterized by the response to fault detection
- G05B23/0283—Predictive maintenance, e.g. involving the monitoring of a system and, based on the monitoring results, taking decisions on the maintenance schedule of the monitored system; Estimating remaining useful life [RUL]
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/22—Matching criteria, e.g. proximity measures
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N5/00—Computing arrangements using knowledge-based models
- G06N5/04—Inference or reasoning models
- G06N5/048—Fuzzy inferencing
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06N—COMPUTING ARRANGEMENTS BASED ON SPECIFIC COMPUTATIONAL MODELS
- G06N7/00—Computing arrangements based on specific mathematical models
Description
1)各端に境界を有するスカラー範囲内にあり、
2)2つのベクトルが同一である場合、境界の端の1つで1の値(又は、他の選択された値)を持ち、
3)スカラー範囲にわたって単調に変化し、また
4)2つのベクトルが同一になるように近づくにつれて増大する絶対値を持つ。
12 センサ
20 差計算モジュール
32 入力ベクトル
100 コンピュータ
104 記憶装置
106 フィルタ・モジュール
300 プロセス
Claims (13)
- オブジェクトの将来の動作状態を決定するための方法であって、
オブジェクトの正常動作状態を示す基準データを得る段階と、
入力パターン・アレイを得る段階であって、各入力パターン・アレイは複数の入力ベクトルを持ち、また各入力ベクトルは時点を表し、且つオブジェクトのカレント状態を示す複数のパラメータを表す入力値を持っている、当該段階と、
少なくとも1つのプロセッサによって、入力パターン・アレイ及び基準データを使用して入力値と基準データとの間の類似性測度を決定する計算に基づいて、複数の推定値を生成する段階であって、これらの推定値は、複数の推測推定値より成る少なくとも1つの推定値ベクトルを含む推定値マトリクスの形式であり、各推定値マトリクスは、複数の入力ベクトルによって表されていない少なくとも1つの時点を表している、当該段階と、
これらの推測推定値を用いて、オブジェクトの将来の状態を決定する段階と、
を有する方法。 - 前記複数の推定値マトリクスは、複数の入力ベクトルによって表されていない複数の時点を表す複数の推定値ベクトルを含んでいるだけである、請求項1記載の方法。
- 前記複数の推定値マトリクスは、複数の入力ベクトルによって表された同じ時点を表す少なくとも1つの推定値ベクトルと複数の入力ベクトルによって表されていない時点を表す少なくとも1つの推定値ベクトルとを含んでいる、請求項1に記載の方法。
- 前記複数の推定値マトリクスは、オブジェクトの状態を示し且つ入力値によって表されていない複数のパラメータを表す複数の推定値を含んでいる、請求項1乃至3のいずれかに記載の方法。
- 各推定値マトリクスは、カレント時点と、複数の入力ベクトルによって表されていない複数の時点であって、該カレント時点に対して後続の時点である当該複数の時点とを表している、請求項1に記載の方法。
- 複数の推定値を生成する段階は、複数の類似性測度を用いることによって複数の重み値を生成し、該複数の重み値を基準データと共に計算に用いて推定値マトリクスを生成する段階を有している、請求項1乃至5のいずれかに記載の方法。
- 前記複数の重み値は重みベクトルの形式であり、
前記重み値と共に計算に用いられる前記基準データは、入力パターン・アレイによって表されていない時点を表す基準値を有しており、
前記複数の重み値と共に計算に用いられる前記基準データは、一次カレント時点を表し、また複数の入力パターン・アレイによって表されていない複数の時点は、カレント時点に対して後続の時点である、請求項6記載の方法。 - 前記複数の重み値と共に計算に用いられる前記基準データは、複数の習得逐次的パターン・マトリクスの3次元コレクションの形式であり、各習得逐次的パターン・マトリクスは複数の基準値の複数の基準ベクトルを有し、各基準ベクトルは習得逐次的パターン・マトリクス内の異なる時点を表しており、
各習得逐次的パターン・マトリクスは、一次カレント時点と、該一次カレント時点に対して後続の時点を表している複数の時点とを有している、請求項6記載の方法。 - 前記同じ時点は複数の推定値マトリクス内に表されている、請求項3に記載の方法。
- 複数の推測推定値を用いる前記段階は、オブジェクトの状態を決定するために用いるための複数の推測推定値を更新するように最も最近の推定値マトリクスを用いる段階を有している、請求項1乃至9のいずれかに記載の方法。
- 複数の推測推定値を用いる前記段階は、複数の推定値マトリクスにわたる単一の時点を表す単一の推定値ベクトルのための複数の値を供給する段階を有しており、
前記単一の推定値ベクトルは、単一の時点における全ての推定値ベクトルの平均、重み付き平均、又は重み付きノルムを決定することによって生成される、請求項1乃至10のいずれかに記載の方法。 - 複数の推測推定値を用いる前記段階は、各推定値マトリクスを表す単一の推定値ベクトルのための複数の値を供給する段階を有しており、
前記単一の推定値ベクトルは、推定値マトリクス内の複数の推定値ベクトルの平均、重み付き平均、又は重み付きノルムを取ることによって生成される、請求項1乃至11のいずれかに記載の方法。 - 複数の推測推定値を用いる前記段階は、オブジェクトの予想挙動を示すために複数の推測推定値によって表される少なくとも1つのパラメータについての傾向線を形成する段階を有しており、
各々の新しい推定値マトリクスにより新しい傾向線を形成する段階と、
オブジェクトの予想挙動の範囲を画成するために複数の境界傾向線を形成する段階と、
複数の時点における複数の最大推測推定値により上側境界傾向線を形成し、且つ複数の時点における複数の最小推測推定値により下側境界傾向線を形成する段階を有している請求項1乃至12のいずれかに記載の方法
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US13/186,200 | 2011-07-19 | ||
US13/186,200 US9256224B2 (en) | 2011-07-19 | 2011-07-19 | Method of sequential kernel regression modeling for forecasting and prognostics |
PCT/US2012/045897 WO2013012583A1 (en) | 2011-07-19 | 2012-07-09 | Method of sequential kernel regression modeling for forecasting and prognostics |
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JP2014524095A JP2014524095A (ja) | 2014-09-18 |
JP2014524095A5 JP2014524095A5 (ja) | 2015-08-20 |
JP6068468B2 true JP6068468B2 (ja) | 2017-01-25 |
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JP2014521649A Expired - Fee Related JP6068468B2 (ja) | 2011-07-19 | 2012-07-09 | 予測及び予知のための逐次的カーネル回帰モデリング方法 |
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US (2) | US9256224B2 (ja) |
JP (1) | JP6068468B2 (ja) |
KR (1) | KR20140041766A (ja) |
CN (1) | CN103842924B (ja) |
AU (1) | AU2012284459B2 (ja) |
BR (1) | BR112014001004A2 (ja) |
CA (1) | CA2841437A1 (ja) |
WO (1) | WO2013012583A1 (ja) |
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2012
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JP2014524095A (ja) | 2014-09-18 |
WO2013012583A1 (en) | 2013-01-24 |
BR112014001004A2 (pt) | 2017-02-21 |
CA2841437A1 (en) | 2013-01-24 |
AU2012284459A1 (en) | 2014-01-30 |
KR20140041766A (ko) | 2014-04-04 |
CN103842924A (zh) | 2014-06-04 |
US20130024416A1 (en) | 2013-01-24 |
US9256224B2 (en) | 2016-02-09 |
AU2012284459B2 (en) | 2016-06-23 |
CN103842924B (zh) | 2017-04-19 |
US20160110651A1 (en) | 2016-04-21 |
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