Method for measuring object and smart device

• US 9,741,135 B2
• Filed: 08/05/2015
• Issued: 08/22/2017
• Est. Priority Date: 12/22/2014
• Status: Active Grant

• Current Assignee: Baidu Online Network Technology (Beijing) Co., Ltd (Baidu Incorporated)
• Original Assignee: Baidu Online Network Technology (Beijing) Co., Ltd (Baidu Incorporated)
• Inventors: Shen, Yuebo, Gu, Jiawei
• Primary Examiner(s): Yentrapati, Avinash
• Application Number:
  US14/818,410
• Publication Number:
  US 20160180550A1
• Time in Patent Office: 748 Days
• Field of Search: None
• CPC Class Codes: G01B 11/02 for measuring length, width or thickness G01B11/08 takes precedence
• CPC Class Codes: G01B 11/28 for measuring areas
• CPC Class Codes: G01B 11/285 using photoelectric detection means
• CPC Class Codes: G06T 2207/10016 Video; Image sequence
• CPC Class Codes: G06T 2207/20092 Interactive image processing based on input by user
• CPC Class Codes: G06T 2207/30196 Human being; Person
• CPC Class Codes: G06T 2207/30241 Trajectory
• CPC Class Codes: G06T 7/62 of area, perimeter, diameter or volume

Abstract

A method for measuring an object and a smart device are provided. The method includes: detecting by a smart device a track of a target object moving along the object to be measured; calculating a parameter of the track by the smart device according to the track; and acquiring a parameter of the object to be measured by the smart device according to the parameter of the track.

Claims

1. A method for measuring an object, comprising:

detecting by a smart device a track of a target object moving along the object to be measured;

calculating a parameter of the track by the smart device according to the track; and

acquiring a parameter of the object to be measured by the smart device according to the parameter of the track;

wherein the target object is a finger, and acquiring a parameter of the object to be measured by the smart device according to the parameter of the track comprises one or more of the following;

a finger width of the finger and an area of a nail of the finger.

2. The method according to claim 1, wherein the parameter is a length, and acquiring a parameter of the object to be measured by the smart device according to the parameter of the track comprises:

acquiring the finger width of the finger;

acquiring a ratio of a length of the track to a map width of the finger on the track; and

calculating a length of the object to be measured according to the ratio and the finger width.

3. The method according to claim 1, wherein the parameter is an area, and acquiring a parameter of the object to be measured by the smart device according to the parameter of the track comprises:

acquiring an area of the nail of the finger;

acquiring a track of the nail according to the track of the finger; and

calculating an area of the object to be measured according to the track of the nail.

4. The method according to claim 3, wherein calculating an area of the object to be measured according to the track of the nail comprises:

acquiring a map area of the nail on the track of the finger;

acquiring a ratio of an area of the track of the nail to the map area of the nail on the track of the finger; and

calculating an area of the object to be measured according to the ratio and the area of the nail.

5. The method according to claim 1, wherein after acquiring the parameter of the object to be measured by the smart device according to the parameter of the track, further comprising:

broadcasting the parameter of the object to be measured by the smart device via voice.

6. The method according to claim 1, wherein after acquiring a parameter of the object to be measured by the smart device according to the parameter of the track, further comprising:

displaying the parameter of the object to be measured in the smart device.

7. The method according to claim 1, wherein detecting by a smart device a track of a target object moving along the object to be measured comprises:

shooting by a camera of the smart device the track of the target object moving along the object to be measured.

8. A smart device, comprising:

one or more processors;

a memory; and

one or more program modules stored in the memory and to be executed by the more or more processors, the one or more program modules comprising instructions for;

detecting a track of a target object moving along an object to be measured;

calculating a parameter of the track according to the track; and

acquiring a parameter of the object to be measured according to the parameter of the track;

wherein the target object is a finger, and acquiring a parameter of the object to be measured by the smart device according to the parameter of the track comprises one or more of the following;

a finger width of the finger and an area of a nail of the finger.

9. The smart device according to claim 8, wherein the parameter is a length, and the instruction for acquiring a parameter of the object to be measure according to the parameter of the track comprises instructions for:

acquiring the finger width of the finger;

acquiring a ratio of a length of the track to a map width of the finger on the track; and

calculating a length of the object to be measured according to the ratio and the finger width.

10. The smart device according to claim 8, wherein the the parameter is an area, and the instruction for acquiring a parameter of the object to be measured according to the parameter of the track comprises instructions for:

acquiring an area of the nail of the finger;

acquiring a track of the nail according to the track of the finger; and

calculating an area of the object to be measured according to the track of the nail.

11. The smart device according to claim 10, wherein the instruction for calculating an area of the object to be measured according to the track of the nail comprises instructions for:

acquiring a map area of the nail on the track of the finger;

acquiring a ratio of an area of the track of the nail to the map area of the nail on the track of the finger; and

calculating an area of the object to be measured according to the ratio and the area of the nail.

12. The smart device according to claim 8, wherein the one or more program modules further comprises instructions for:

broadcasting the parameter of the object to be measured by voice after acquiring the parameter of the object to be measured.

13. The smart device according to claim 8, wherein the one or more program modules further comprises instructions for:

displaying the parameter of the object to be measured after acquiring the parameter of the object to be measured.

14. The smart device according to claim 8, further comprising a camera for shooting the track of the target object moving along the object to be measured.

15. A non-transitory computer readable medium used in conjunction with a smart device for measuring an object, the smart device having one or more processors and a memory, the computer readable medium comprising instructions for:

detecting a track of a target object moving along the object to be measured;

calculating a parameter of the track according to the track; and

acquiring a parameter of the object to be measured according to the parameter of the track;

wherein the target object is a finger, and acquiring a parameter of the object to be measured by the smart device according to the parameter of the track comprises one or more of the following;

a finger width of the finger and an area of a nail of the finger.

16. The computer readable medium according to claim 15, wherein the parameter is a length, and the instruction for acquiring a parameter of the object to be measure according to the parameter of the track comprises instructions for:

acquiring the finger width of the finger;

acquiring a ratio of a length of the track to a map width of the finger on the track; and

calculating a length of the object to be measured according to the ratio and the finger width.

17. The computer readable medium according to claim 15, wherein the parameter is an area, and the instruction for acquiring a parameter of the object to be measured according to the parameter of the track comprises instructions for:

acquiring an area of the nail of the finger;

acquiring a track of the nail according to the track of the finger; and

calculating an area of the object to be measured according to the track of the nail.

18. The computer readable medium according to claim 17, wherein the instruction for calculating an area of the object to be measured according to the track of the nail comprises instructions for:

acquiring a map area of the nail on the track of the finger;

acquiring a ratio of an area of the track of the nail to the map area of the nail on the track of the finger; and

calculating an area of the object to be measured according to the ratio and the area of the nail.

19. The computer readable medium according to claim 15, further comprising instructions for:

broadcasting the parameter of the object to be measured by voice after acquiring the parameter of the object to be measured.

20. The computer readable medium according to claim 15, further comprising instructions for:

displaying the parameter of the object to be measured after acquiring the parameter of the object to be measured.