JP2011108193A5 - Event detection device and event detection method - Google Patents
Event detection device and event detection method Download PDFInfo
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- JP2011108193A5 JP2011108193A5 JP2009265507A JP2009265507A JP2011108193A5 JP 2011108193 A5 JP2011108193 A5 JP 2011108193A5 JP 2009265507 A JP2009265507 A JP 2009265507A JP 2009265507 A JP2009265507 A JP 2009265507A JP 2011108193 A5 JP2011108193 A5 JP 2011108193A5
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前記所定のエリアにおいて推定される人口を示す推定人口情報を取得する推定取得手段と、
人口の変化状況に関して前記所定のエリアと相関関係を有する相関エリアの、特別な事象の有無を検知する対象となる前記予測対象時間帯において推定される人口に基づく基準値と、前記予測対象時間帯において前記推定取得手段によって取得された前記推定人口情報とを比較する比較手段と、
前記比較手段によって、前記相関エリアの前記予測対象時間帯において推定される人口と、前記予測対象時間帯における前記推定人口情報が示す人口との相関係数が所定値未満となった場合に、前記特別な事象が発生したと検知する検知手段と、
を備えることを特徴とする事象検知装置。 An event detection device for detecting the occurrence of a special event in a predetermined area, comprising:
Estimated acquisition means for acquiring estimated population information indicating a population estimated in the predetermined area;
A reference value based on the population to be estimated in the prediction target time period for which to detect the correlation area having a correlation with the predetermined area with respect to changes in the status of the population, the presence or absence of special events, the prediction target time period Comparing means for comparing with the estimated population information acquired by the estimated acquiring means in
When the correlation coefficient between the population estimated in the prediction target time zone of the correlation area by the comparison means and the population indicated by the estimated population information in the prediction target time zone is less than a predetermined value , Detection means for detecting that a special event has occurred;
An event detection apparatus comprising:
前記所定のエリアにおいて推定される人口を示す推定人口情報を前記事象検知装置が取得する推定取得ステップと、
人口の変化状況に関して前記所定のエリアと相関関係を有する相関エリアの、特別な事象の有無を検知する対象となる前記予測対象時間帯において推定される人口に基づく基準値と、前記予測対象時間帯において前記推定取得ステップで取得された前記推定人口情報とを前記事象検知装置が比較する比較ステップと、
前記比較ステップで、前記相関エリアの前記予測対象時間帯において推定される人口と、前記予測対象時間帯における前記推定人口情報が示す人口との相関係数が所定値未満となった場合に、前記特別な事象が発生したと前記事象検知装置が検知する検知ステップと、
を有することを特徴とする事象検知方法。
An event detection method performed by an event detection device for detecting the occurrence of a special event in a predetermined area, comprising:
An estimation acquisition step in which the event detection device acquires estimated population information indicating a population estimated in the predetermined area;
A reference value based on the population to be estimated in the prediction target time period for which to detect the correlation area having a correlation with the predetermined area with respect to changes in the status of the population, the presence or absence of special events, the prediction target time period Comparing the estimated population information acquired in the estimated acquisition step at the event detection device with the estimated population information;
In the comparison step, when the correlation coefficient between the population estimated in the prediction target time zone of the correlation area and the population indicated by the estimated population information in the prediction target time zone is less than a predetermined value , A detection step in which the event detection device detects that a special event has occurred;
An event detection method characterized by comprising:
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009265507A JP5171793B2 (en) | 2009-11-20 | 2009-11-20 | Event detection apparatus and event detection method |
| PCT/JP2010/070480 WO2011062189A1 (en) | 2009-11-20 | 2010-11-17 | Event sensor device and event sensing method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2009265507A JP5171793B2 (en) | 2009-11-20 | 2009-11-20 | Event detection apparatus and event detection method |
Publications (3)
| Publication Number | Publication Date |
|---|---|
| JP2011108193A JP2011108193A (en) | 2011-06-02 |
| JP2011108193A5 true JP2011108193A5 (en) | 2012-04-19 |
| JP5171793B2 JP5171793B2 (en) | 2013-03-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| JP2009265507A Active JP5171793B2 (en) | 2009-11-20 | 2009-11-20 | Event detection apparatus and event detection method |
Country Status (2)
| Country | Link |
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| JP (1) | JP5171793B2 (en) |
| WO (1) | WO2011062189A1 (en) |
Families Citing this family (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101599018B1 (en) * | 2014-04-23 | 2016-03-02 | 주식회사 야놀자 | Travel information providing system using location information |
| CN107153882B (en) | 2016-03-03 | 2021-10-15 | 北京嘀嘀无限科技发展有限公司 | Method and system for predicting passenger taxi taking time distribution interval |
| US20210192410A1 (en) | 2018-07-04 | 2021-06-24 | Sony Corporation | Information processing device, information processing method, and program |
| JP6768105B2 (en) * | 2019-03-19 | 2020-10-14 | ヤフー株式会社 | Information processing equipment, information processing methods and information processing programs |
| US20230169414A1 (en) * | 2020-04-23 | 2023-06-01 | Ntt Docomo, Inc. | Population extraction device |
| JP7113051B2 (en) * | 2020-09-18 | 2022-08-04 | ヤフー株式会社 | Information processing device, information processing method and information processing program |
| CN113743704A (en) * | 2021-02-05 | 2021-12-03 | 京东城市(北京)数字科技有限公司 | Event monitoring method and device, computer equipment and storage medium |
| JP7265067B1 (en) | 2022-05-19 | 2023-04-25 | ヤフー株式会社 | Information processing device, information processing method and information processing program |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH09153098A (en) * | 1995-11-30 | 1997-06-10 | Omron Corp | Vehicle demand prediction system |
| JP2002342557A (en) * | 2001-05-14 | 2002-11-29 | Nippon Telegr & Teleph Corp <Ntt> | System for statistical processing population distribution on the basis of positional information of portable terminal |
| JP2002354517A (en) * | 2001-05-29 | 2002-12-06 | Matsushita Electric Ind Co Ltd | Number estimation device, radio base station, number estimation method and transmission method |
| US20070042770A1 (en) * | 2003-10-15 | 2007-02-22 | Yutaka Yasui | Information distribution |
| JP4594289B2 (en) * | 2006-12-06 | 2010-12-08 | 住友電工システムソリューション株式会社 | Traffic situation estimation method, traffic situation estimation apparatus, and computer program |
| JP2009048296A (en) * | 2007-08-15 | 2009-03-05 | Oki Electric Ind Co Ltd | Factor analyzing device, factor analyzing system, factor analyzing method, and program |
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2009
- 2009-11-20 JP JP2009265507A patent/JP5171793B2/en active Active
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2010
- 2010-11-17 WO PCT/JP2010/070480 patent/WO2011062189A1/en active Application Filing
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