NON-TRANSITORY COMPUTER READABLE MEDIUM STORING PROGRAM, MOVEMENT SITUATION DETERMINING METHOD, AND MOVEMENT SITUATION DETERMINING DEVICE

• US 20130253878A1
• Filed: 07/03/2012
• Published: 09/26/2013
• Est. Priority Date: 03/22/2012
• Status: Active Grant

• Current Assignee: Fujifilm Business Innovation Corp. (Fujifilm Holdings Corporation)
• Original Assignee: Fuji Xerox Company Limited (Xerox Holdings Corp.)
• Inventors: SATO, Masahiro, TAKEUCHI, Takayuki, TOMODA, Kyotaro, MITSUI, Minoru, ISHII, Tsutomu, SASAKI, Shigehiko, ICHIBOSHI, Akira, NAITO, Takao
• Granted Patent: US 9,459,103 B2
• Time in Patent Office: Days
• US Class Current: 702/141
• CPC Class Codes: G01C 21/12 executed aboard the object being navigated; Dead reckoning
• CPC Class Codes: H04M 2250/12 including a sensor for measuring a physical value, e.g. temperature or motion telephones including GPS signal receivers H04M2250/10

Abstract

A non-transitory computer readable medium stores a movement situation determining program for causing a computer to function as a two-axial direction correlation value calculating portion that calculates a correlation value indicating a relationship between motions in two axial directions of a plurality of axial directions on the basis of information obtained by detecting motions of a moving target in the plurality of axial directions, and a movement situation determining portion that determines a movement situation of the moving target on the basis of the correlation value.

Claims

1. A non-transitory computer readable medium storing a movement situation determining program for causing a computer to function as:

a two-axial direction correlation value calculating portion that calculates a correlation value indicating a relationship between motions in two axial directions of a plurality of axial directions on the basis of information obtained by detecting motions of a moving target in the plurality of axial directions; and

a movement situation determining portion that determines a movement situation of the moving target on the basis of the correlation value.

2. The computer readable medium according to claim 1, further causing the computer to function as:

an axial direction feature amount calculating portion that calculates a feature amount in each axial direction of the plurality of axial directions,

wherein the movement situation determining portion determines a movement situation of the moving target on the basis of the feature amount and the correlation value.

3. The computer readable medium according to claim 1,

wherein the two-axial direction correlation value calculating portion sets one of the two axial directions as a direction of gravity.

4. The computer readable medium according to claim 2,

wherein the two-axial direction correlation value calculating portion sets one of the two axial directions as a direction of gravity.

5. The computer readable medium according to claim 1,

wherein the two-axial direction correlation value calculating portion calculates a similarity of frequency spectrum forms as the correlation value.

6. The computer readable medium according to claim 2,

wherein the two-axial direction correlation value calculating portion calculates a similarity of frequency spectrum forms as the correlation value.

7. The computer readable medium according to claim 3,

wherein the two-axial direction correlation value calculating portion calculates a similarity of frequency spectrum forms as the correlation value.

8. The computer readable medium according to claim 4,

wherein the two-axial direction correlation value calculating portion calculates a similarity of frequency spectrum forms as the correlation value.

9. The computer readable medium according to claim 1,

wherein the two-axial direction correlation value calculating portion calculates a ratio of vibration intensities as the correlation value.

10. The computer readable medium according to claim 2,

wherein the two-axial direction correlation value calculating portion calculates a ratio of vibration intensities as the correlation value.

11. The computer readable medium according to claim 3,

wherein the two-axial direction correlation value calculating portion calculates a ratio of vibration intensities as the correlation value.

12. The computer readable medium according to claim 4,

wherein the two-axial direction correlation value calculating portion calculates a ratio of vibration intensities as the correlation value.

13. The computer readable medium according to claim 1,

wherein the two-axial direction correlation value calculating portion calculates a ratio of vibration periodicities as the correlation value.

14. The computer readable medium according to claim 2,

wherein the two-axial direction correlation value calculating portion calculates a ratio of vibration periodicities as the correlation value.

15. The computer readable medium according to claim 3,

wherein the two-axial direction correlation value calculating portion calculates a ratio of vibration periodicities as the correlation value.

16. The computer readable medium according to claim 4,

wherein the two-axial direction correlation value calculating portion calculates a ratio of vibration periodicities as the correlation value.

17. A movement situation determining method comprising:

calculating a correlation value indicating a relationship between motions in two axial directions of a plurality of axial directions on the basis of information obtained by detecting motions of a moving target in the plurality of axial directions; and

determining a movement situation of the moving target on the basis of the correlation value.

18. The movement situation determining method according to claim 17, further comprising:

calculating a feature amount in each axial direction of the plurality of axial directions,

wherein a movement situation of the moving target is determined on the basis of the feature amount and the correlation value.

19. The movement situation determining method according to claim 18, wherein at least one of a similarity of frequency spectrum forms, a ratio of vibration intensities and a ratio of vibration periodicities is calculated as the correlation value.

20. A movement situation determining device comprising:

a two-axial direction correlation value calculating portion that calculates a correlation value indicating a relationship between motions in two axial directions of a plurality of axial directions on the basis of information obtained by detecting motions of a moving target in the plurality of axial directions; and

a movement situation determining portion that determines a movement situation of the moving target on the basis of the correlation value.