CN101609607A - Road information acquisition method and equipment - Google Patents
Road information acquisition method and equipment Download PDFInfo
- Publication number
- CN101609607A CN101609607A CNA2009100896530A CN200910089653A CN101609607A CN 101609607 A CN101609607 A CN 101609607A CN A2009100896530 A CNA2009100896530 A CN A2009100896530A CN 200910089653 A CN200910089653 A CN 200910089653A CN 101609607 A CN101609607 A CN 101609607A
- Authority
- CN
- China
- Prior art keywords
- information
- road surface
- pavement image
- images
- image
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Images
Landscapes
- Image Processing (AREA)
- Traffic Control Systems (AREA)
Abstract
The embodiment of the invention relates to a kind of road information acquisition method and equipment, and wherein method comprises: adopt camera head to gather pavement image; Described pavement image and images and standard images in image database are carried out classification and matching; When having the standard picture that mates with described pavement image in the described picture database, obtain the information of road surface of described standard picture correspondence; The described information of road surface of voice suggestion.The embodiment of the invention is obtained the corresponding information of road surface of standard picture that mates with pavement image, this information of road surface of voice suggestion by gathering pavement image after carrying out classification and matching.For the blind person, by the method and apparatus that the embodiment of the invention provides, the blind person need not blind man's stick can learn information of road surface timely and conveniently.
Description
Technical field
The embodiment of the invention relates to the communications field, relates in particular to a kind of road information acquisition method and equipment.
Background technology
In actual life, for the ease of blind person's trip, on road, built a lot of sidewalk for visually impaired people, unified sidewalk for visually impaired people sign is provided on the sidewalk for visually impaired people, these sidewalk for visually impaired people signs can be pointed out information of road surface such as the blind person directly walks, turning, stair activity.Generally, the blind person uses blind man's stick to discern the sidewalk for visually impaired people sign, but blind man's stick carries and use very inconvenience.The blind person also can use the obstacle detecting apparatus based on infrared technology, is used for detecting the barrier on the road, but this equipment can only detect barrier and can't detect the information of road surface that the sidewalk for visually impaired people provides.
Summary of the invention
The embodiment of the invention provides a kind of road information acquisition method and equipment, need not blind man's stick and can make the blind person obtain information of road surface timely and conveniently.
The embodiment of the invention provides a kind of road information acquisition method, comprising:
Adopt camera head to gather pavement image;
Described pavement image and images and standard images in image database are carried out classification and matching;
When having the standard picture that mates with described pavement image in the described picture database, obtain the information of road surface of described standard picture correspondence;
The described information of road surface of voice suggestion.
The embodiment of the invention provides a kind of information of road surface to obtain equipment, comprising:
Acquisition module is used to gather pavement image;
Matching module is used for described pavement image and images and standard images in image database are carried out classification and matching;
Acquisition module is used for obtaining the information of road surface of described standard picture correspondence when there is the standard picture that mates with described pavement image in described picture database;
Reminding module is used for the described information of road surface of voice suggestion.
The embodiment of the invention is obtained the corresponding information of road surface of standard picture that mates with pavement image, this information of road surface of voice suggestion by gathering pavement image after carrying out classification and matching.For the blind person, by the method and apparatus that the embodiment of the invention provides, the blind person need not blind man's stick can learn information of road surface timely and conveniently.
Description of drawings
Fig. 1 is the process flow diagram of the embodiment of the invention one road information acquisition method;
Fig. 2 is the process flow diagram of the embodiment of the invention two road information acquisition methods;
Fig. 3 obtains the structural representation of equipment for embodiment of the invention information of road surface.
Embodiment
Below by drawings and Examples, the technical scheme of the embodiment of the invention is described in further detail.
Fig. 1 is the process flow diagram of the embodiment of the invention one road information acquisition method.As shown in Figure 1, present embodiment specifically comprises the steps:
Step 102, pavement image and images and standard images in image database are carried out classification and matching;
Can comprise before this step: the road pavement image carries out feature extraction.
This step can be specially: according to the result of feature extraction, judge the standard picture that whether exists in the picture database with the pavement image coupling.
Step 103, when the standard picture that exists in the picture database with the pavement image coupling, obtain the information of road surface of standard picture correspondence;
Present embodiment obtains the corresponding information of road surface of standard picture that mates with pavement image, this information of road surface of voice suggestion by gathering pavement image after carrying out classification and matching.For the blind person, by the method that present embodiment provides, the blind person need not blind man's stick can learn information of road surface timely and conveniently.
Fig. 2 is the process flow diagram of the embodiment of the invention two road information acquisition methods.It is that example describes that present embodiment obtains information of road surface with mobile phone, and mobile phone is the means of communication that a kind of people often carry, and for the blind person, is the most easily if the mobile phone of oneself has the function of obtaining and pointing out information of road surface.The standard picture of various sidewalk for visually impaired people sign has been preserved in store picture data storehouse in advance in the mobile phone in this picture database.
As shown in Figure 2, present embodiment specifically comprises the steps:
The camera collection pavement image of step 201, mobile phone.
The blind person aims at the road surface of front all the time with the camera of mobile phone in use, and camera is gathered pavement image in real time.
Present embodiment can carry out edge and feature extraction by the road pavement image, extracts edge and characteristic information.
If there is the standard picture that mates with pavement image in the picture database, illustrate that the position of the camera shooting of user mobile phone this moment is the sidewalk for visually impaired people, pavement image is the pavement image of sidewalk for visually impaired people sign; If there is not the standard picture that mates with pavement image in the picture database, illustrate that the position of the camera shooting of user mobile phone is not the sidewalk for visually impaired people or departs from the sidewalk for visually impaired people.
When the position that the camera of user mobile phone is taken is not sidewalk for visually impaired people or when departing from the sidewalk for visually impaired people, the voice prompt of mobile phone user adjusts camera position.
According to the standard picture of pavement image coupling, mobile phone can obtain its corresponding information of road surface.
The information of road surface that the last herein information of road surface that obtains obtains when being meant the pavement image of handling the last shooting of camera.
If information of road surface is forthright information with the last information of road surface that obtains, illustrate that then the user walks this moment on forthright; Otherwise, illustrate that the user walks this moment on domain transformation, or the user walks on non-forthright.
This schedule time can be 30s or 1min.
In the present embodiment, user's picture database in the mobile phone that can customize or upgrade.Like this, when changing,, need not to change algorithm, and, can be fit to the demand of different regions by the customization picture database by the upgrading picture database when sidewalk for visually impaired people sign increase or because of areal variation.
Present embodiment obtains the corresponding information of road surface of standard picture that mates with pavement image, this information of road surface of voice suggestion by gathering pavement image after the classification and matching success.For the blind person, by the method that present embodiment provides, the blind person need not blind man's stick can learn information of road surface timely and conveniently.After the classification and matching failure, mobile phone can the voice suggestion user be adjusted camera position, in order to obtain information of road surface accurately.If user's walking is on forthright, mobile phone can be pointed out information of road surface every the schedule time; If information of road surface changes, or user walking is on non-forthright, and mobile phone can be prompted to the user with information of road surface in real time, guarantees that the user is current smoothly.
Fig. 3 obtains the structural representation of equipment for embodiment of the invention information of road surface.As shown in Figure 3, present embodiment specifically comprises: acquisition module 11, matching module 12, acquisition module 13 and reminding module 14, and wherein, acquisition module 11 is used to gather pavement image; Matching module 12 is used for pavement image and images and standard images in image database are carried out classification and matching; Acquisition module 13 is used for obtaining the information of road surface of standard picture correspondence when there is the standard picture that mates with pavement image in picture database; Reminding module 14 is used for the voice suggestion information of road surface.
Further, present embodiment can also comprise characteristic extracting module 15, and this characteristic extracting module 15 is used for the road pavement image and carries out feature extraction.Above-mentioned matching module 12 specifically is used for the result according to feature extraction, and pavement image and images and standard images in image database are carried out classification and matching.
The information of road surface that present embodiment provides obtains equipment can be a separate equipment, and the electronic equipment as mobile phone, PDA or video camera etc. are convenient to carry also can be the part in the above-mentioned electronic equipment of being convenient to carry.With the mobile phone is example, and acquisition module can be specially the camera in the mobile phone, and the user aims at the road surface of front all the time with the camera of mobile phone in use, and camera is gathered pavement image in real time; Characteristic extracting module can be carried out edge and feature extraction by the road pavement image, extracts edge and characteristic information; Matching module can be judged the standard picture that whether exists in the picture database with the pavement image coupling; When matching module was judged in the picture database standard picture that exists with the pavement image coupling, acquisition module obtained the information of road surface of standard picture correspondence; Reminding module voice suggestion information of road surface.
Above-mentioned reminding module 14 can also be used for when there is not the standard picture that mates with pavement image in picture database, and camera position is adjusted in voice suggestion.Like this, when the position that the camera of user mobile phone is taken be not sidewalk for visually impaired people or when departing from the sidewalk for visually impaired people, mobile phone can the voice suggestion user be adjusted camera position.
Further again, present embodiment can also comprise first judge module 16 and second judge module 17, and wherein, first judge module 16 is used to judge whether information of road surface and the last information of road surface that obtains are forthright information; Second judge module 17 is used for when first judge module 16 is judged information of road surface and is forthright information with the last information of road surface that obtains, judge the current time apart from time of last voice suggestion information of road surface whether above the schedule time.Above-mentioned reminding module 14 specifically is used for when first judge module 16 is judged information of road surface and is not forthright information with the last information of road surface that obtains, or judge the current time when surpassing the schedule time, the voice suggestion information of road surface when second judge module 17 apart from time of last voice suggestion information of road surface.By first judge module 16 and second judge module 17 are set, make that mobile phone can be pointed out information of road surface every the schedule time when user's walking is on forthright; When information of road surface changes, or user's walking is on non-forthright the time, and mobile phone can be prompted to the user with information of road surface in real time, thereby guarantees that the user is current smoothly.
Present embodiment can also comprise upgrading module 18, and this upgrading module 18 is used to the picture database of upgrading.Like this, when changing,, need not to change algorithm, can be fit to the demand of different regions by upgrading module 18 upgrading picture databases when sidewalk for visually impaired people sign increase or because of areal variation.
Present embodiment obtains the corresponding information of road surface of standard picture that mates with pavement image, this information of road surface of voice suggestion by gathering pavement image after carrying out classification and matching.For the blind person, by the equipment that present embodiment provides, the blind person need not blind man's stick can learn information of road surface timely and conveniently.
One of ordinary skill in the art will appreciate that: all or part of step that realizes said method embodiment can be finished by the relevant hardware of programmed instruction, aforesaid program can be stored in the computer read/write memory medium, this program is when carrying out, execution comprises the step of said method embodiment, and aforesaid storage medium comprises: various media that can be program code stored such as ROM, RAM, magnetic disc or CD.
It should be noted that at last: above embodiment only in order to the technical scheme of the explanation embodiment of the invention, is not intended to limit; Although the embodiment of the invention is had been described in detail with reference to previous embodiment, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment put down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of each embodiment technical scheme of the embodiment of the invention.
Claims (10)
1, a kind of road information acquisition method is characterized in that comprising:
Adopt camera head to gather pavement image;
Described pavement image and images and standard images in image database are carried out classification and matching;
When having the standard picture that mates with described pavement image in the described picture database, obtain the information of road surface of described standard picture correspondence;
The described information of road surface of voice suggestion.
2, road information acquisition method according to claim 1 is characterized in that, described described pavement image and images and standard images in image database is carried out also comprising before the classification and matching: described pavement image is carried out feature extraction;
Describedly described pavement image and images and standard images in image database are carried out classification and matching be specially:, described pavement image and images and standard images in image database are carried out classification and matching according to the result of feature extraction.
3, road information acquisition method according to claim 1 is characterized in that also comprising: when not having the standard picture that mates with described pavement image in the described picture database, camera position is adjusted in voice suggestion.
4, according to claim 1 or 2 or 3 described road information acquisition methods, it is characterized in that, before the described information of road surface of described voice suggestion, also comprise: judge whether described information of road surface and the last information of road surface that obtains are forthright information;
If judge further then whether the current time surpass the schedule time apart from time of last voice suggestion information of road surface, if then carry out the step of the described information of road surface of voice suggestion; Otherwise, then carry out the step that adopts camera head to gather pavement image;
Otherwise, the step of the described information of road surface of execution voice suggestion.
5, road information acquisition method according to claim 1 is characterized in that, described method also comprises: the described picture database of upgrading.
6, a kind of information of road surface obtains equipment, it is characterized in that, comprising:
Acquisition module is used to gather pavement image;
Matching module is used for described pavement image and images and standard images in image database are carried out classification and matching;
Acquisition module is used for obtaining the information of road surface of described standard picture correspondence when there is the standard picture that mates with described pavement image in described picture database;
Reminding module is used for the described information of road surface of voice suggestion.
7, information of road surface according to claim 6 obtains equipment, it is characterized in that also comprising: characteristic extracting module is used for described pavement image is carried out feature extraction;
Described matching module specifically is used for the result according to feature extraction, and described pavement image and images and standard images in image database are carried out classification and matching.
8, information of road surface according to claim 6 obtains equipment, it is characterized in that, described reminding module also is used for when there is not the standard picture that mates with described pavement image in described picture database, and camera position is adjusted in voice suggestion.
9, obtain equipment according to claim 6 or 7 or 8 described information of road surface, it is characterized in that also comprising:
First judge module is used to judge whether described information of road surface and the last information of road surface that obtains are forthright information;
Second judge module is used for when described first judge module is judged described information of road surface and is forthright information with the last information of road surface that obtains, judge the current time apart from time of last voice suggestion information of road surface whether above the schedule time;
Described reminding module specifically is used for when described first judge module is judged described information of road surface and is not forthright information with the last information of road surface that obtains, or judge the current time when surpassing the schedule time, the described information of road surface of voice suggestion when described second judge module apart from time of last voice suggestion information of road surface.
10, information of road surface according to claim 6 obtains equipment, it is characterized in that also comprising: the upgrading module, described picture database is used to upgrade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100896530A CN101609607B (en) | 2009-07-23 | 2009-07-23 | Road information acquisition method and equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100896530A CN101609607B (en) | 2009-07-23 | 2009-07-23 | Road information acquisition method and equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101609607A true CN101609607A (en) | 2009-12-23 |
| CN101609607B CN101609607B (en) | 2011-07-27 |
Family
ID=41483347
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100896530A Active CN101609607B (en) | 2009-07-23 | 2009-07-23 | Road information acquisition method and equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101609607B (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141869B (en) * | 2010-01-29 | 2013-09-04 | 联想(北京)有限公司 | Information identification and prompting method and mobile terminal |
| CN104083251A (en) * | 2014-06-24 | 2014-10-08 | 吕志雪 | Intelligent glasses for blind person |
| CN104546389A (en) * | 2015-01-13 | 2015-04-29 | 江苏怡龙医疗科技有限公司 | Intelligent walking stick and intelligent walking stick system |
| CN104794775A (en) * | 2014-01-17 | 2015-07-22 | 矢崎能源系统公司 | In-vehicle information recording device |
| CN105139578A (en) * | 2015-08-05 | 2015-12-09 | 四川长虹电器股份有限公司 | Safety protection system and method for avoiding pit hole risks based on intelligent terminal |
| CN105913071A (en) * | 2015-02-20 | 2016-08-31 | 冲电气工业株式会社 | Information processing device, information processing system and information processing method |
| CN107221332A (en) * | 2017-06-28 | 2017-09-29 | 上海与德通讯技术有限公司 | The exchange method and system of robot |
| CN107301773A (en) * | 2017-06-16 | 2017-10-27 | 上海肇观电子科技有限公司 | A kind of method and device to destination object prompt message |
| CN110263664A (en) * | 2019-05-29 | 2019-09-20 | 深圳市元征科技股份有限公司 | A kind of more occupant lanes are broken rules and regulations recognition methods and device |
| US10467482B2 (en) | 2016-02-17 | 2019-11-05 | Ford Global Technologies, Llc | Method and arrangement for assessing the roadway surface being driven on by a vehicle |
-
2009
- 2009-07-23 CN CN2009100896530A patent/CN101609607B/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102141869B (en) * | 2010-01-29 | 2013-09-04 | 联想(北京)有限公司 | Information identification and prompting method and mobile terminal |
| CN104794775A (en) * | 2014-01-17 | 2015-07-22 | 矢崎能源系统公司 | In-vehicle information recording device |
| CN104083251A (en) * | 2014-06-24 | 2014-10-08 | 吕志雪 | Intelligent glasses for blind person |
| CN104546389A (en) * | 2015-01-13 | 2015-04-29 | 江苏怡龙医疗科技有限公司 | Intelligent walking stick and intelligent walking stick system |
| CN105913071A (en) * | 2015-02-20 | 2016-08-31 | 冲电气工业株式会社 | Information processing device, information processing system and information processing method |
| CN105139578A (en) * | 2015-08-05 | 2015-12-09 | 四川长虹电器股份有限公司 | Safety protection system and method for avoiding pit hole risks based on intelligent terminal |
| US10467482B2 (en) | 2016-02-17 | 2019-11-05 | Ford Global Technologies, Llc | Method and arrangement for assessing the roadway surface being driven on by a vehicle |
| CN107301773A (en) * | 2017-06-16 | 2017-10-27 | 上海肇观电子科技有限公司 | A kind of method and device to destination object prompt message |
| CN107221332A (en) * | 2017-06-28 | 2017-09-29 | 上海与德通讯技术有限公司 | The exchange method and system of robot |
| CN110263664A (en) * | 2019-05-29 | 2019-09-20 | 深圳市元征科技股份有限公司 | A kind of more occupant lanes are broken rules and regulations recognition methods and device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101609607B (en) | 2011-07-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101609607B (en) | Road information acquisition method and equipment | |
| WO2021232978A1 (en) | Video processing method and apparatus, electronic device and computer readable medium | |
| CN101751476B (en) | Method and device for marking electronic bookmarks | |
| CN111800331A (en) | Notification message pushing method and device, storage medium and electronic equipment | |
| CN101277429B (en) | Method and system for amalgamation process and display of multipath video information when monitoring | |
| CN101430623A (en) | Input-handwriting automatic transformation system and method | |
| CN105068731B (en) | A kind of picture Zoom method and user terminal | |
| CN1973299B (en) | Image search method and image search device | |
| CN112199534B (en) | Label paper recommending method and device, electronic equipment and storage medium | |
| CN103348315B (en) | Content storage management in video camera | |
| CN103678305A (en) | Method and system for displaying inquiring information based on image recognition | |
| CN112560649A (en) | Behavior action detection method, system, equipment and medium | |
| CN202434068U (en) | Vehicle management system based on wireless sensor network | |
| US20180084198A1 (en) | Method of displaying images in a multi-dimensional mode based on personalized topics | |
| CN103902536A (en) | Popular activity display method and system based on electronic map | |
| CN103888695A (en) | Image processing terminal and image processing system | |
| CN107122189A (en) | Method for displaying image and device | |
| CN105677799A (en) | Picture retrieval method and system | |
| CN109686015A (en) | Book borrowing and reading management method and system in a kind of unmanned Smart library | |
| CN105279208A (en) | Data marking method and management system | |
| CN103929594A (en) | Mobile terminal and shooting method and device thereof | |
| CN103942334A (en) | User biological characteristic database updating method and device | |
| CN105324787A (en) | Gesture based advertisement profiles for users | |
| CN103561177A (en) | Method and device for setting alarm clock in mobile terminal | |
| CN102799855B (en) | Based on the hand positioning method of video flowing |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171027 Address after: Metro Songshan Lake high tech Industrial Development Zone, Guangdong Province, Dongguan City Road 523808 No. 2 South Factory (1) project B2 -5 production workshop Patentee after: HUAWEI terminal (Dongguan) Co., Ltd. Address before: 518129 Longgang District, Guangdong, Bantian HUAWEI base B District, building 2, building No. Patentee before: Huawei Device Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 523808 Southern Factory Building (Phase I) Project B2 Production Plant-5, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee after: Huawei Device Co., Ltd. Address before: 523808 Southern Factory Building (Phase I) Project B2 Production Plant-5, New Town Avenue, Songshan Lake High-tech Industrial Development Zone, Dongguan City, Guangdong Province Patentee before: HUAWEI terminal (Dongguan) Co., Ltd. |