CN105975550A - Examination question search method and device of intelligent device - Google Patents
Examination question search method and device of intelligent device Download PDFInfo
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- CN105975550A CN105975550A CN201610284799.0A CN201610284799A CN105975550A CN 105975550 A CN105975550 A CN 105975550A CN 201610284799 A CN201610284799 A CN 201610284799A CN 105975550 A CN105975550 A CN 105975550A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/90—Details of database functions independent of the retrieved data types
- G06F16/903—Querying
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/02—Electrically-operated educational appliances with visual presentation of the material to be studied, e.g. using film strip
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Abstract
The invention provides an examination question search method of an intelligent device. The method comprises the steps of detecting whether a device for search is parallel to a plane in which a searched object is located or not; starting cursor display if the device is parallel to the plane in which the searched object is located, and displaying a cursor in a picture obtained by a camera; and recognizing examination question contents in the picture according to the cursor, and carrying out search according to the recognized examination question contents. According to the method and the device, the examination question search can be carried out rapidly by adjusting the position of the device, and the search convenience and search efficiency are effectively improved.
Description
Technical field
The invention belongs to learning machine field, particularly relate to exercise question searching method and the device of a kind of smart machine.
Background technology
Learning machine is the electronic product that a kind of user of auxiliary carries out learning.Learning machine is typically stored with substantial amounts of
Education resource.Learning machine by by education resource according to certain interactive mode, by display screen or raise one's voice
Device exports such that it is able to preferably help user to understand or mastery learning content.
Do topic efficiency to help user to improve, current learning machine generally has function of search.By study
After the photographic head shooting of machine includes the picture of the item content, the item content in picture are identified, according to
The content identified, searches for identical with the described item content or similar exercise question in resources bank, and shows
The answer scheme of exercise question and answer.
But, current learning machine is when the exercise question carrying out smart machine is searched for, it usually needs first opens and searches topic
APP application program, then open photographing unit, after manually taking pictures after exercise question is focused, in photo
The item content be identified, this way of search operation more bother, search efficiency is relatively low.
Summary of the invention
It is an object of the invention to provide the exercise question searching method of a kind of smart machine, enter solving prior art
During the search of row exercise question, operation more bothers, the problem that search efficiency is relatively low.
First aspect, embodiments provides the exercise question searching method of a kind of smart machine, described method
Including:
Detection is the most parallel with the plane at searched object place for the equipment of search；
If described equipment is parallel with the plane at searched object place, then opens cursor and show, at photographic head
Display highlighting in the picture obtained；
Being identified according to the item content that described cursor determines in picture, the item content according to identifying are carried out
Search.
In conjunction with first aspect, in the first possible implementation of first aspect, if described equipment
Parallel with the plane at searched object place, then open cursor and show, show in the picture that photographic head obtains
Cursor step includes:
If described equipment is parallel with the plane at searched object place, then detect described equipment right with searched
As the distance between the plane at place；
If described distance is at default distance range, then opens cursor and show, at the picture that photographic head obtains
Middle display highlighting；
If described distance is beyond the distance range preset, then send prompting.
In conjunction with the first possible implementation of first aspect, the second in first aspect may implementation
In, the described item content determined in picture according to described cursor are identified, according to the item content identified
Scan for step to include:
Detect whether described cursor remains static in described picture；
If described light is marked in described picture and remains static, then according to described smooth target location lookup institute
State the item content in picture；
Identify the item content in the described picture searched, according to the item content search identified.
In conjunction with the possible implementation of the second of first aspect, in the third possible implementation of first aspect
In, described photographic head obtain picture in display highlighting step particularly as follows:
In the picture that photographic head obtains, show that the first cursor pattern, described first cursor pattern include in cursor
Heart pattern and the light target frame pattern adjacent with described center pattern；
If described light is marked in described picture remain static, then look into according to described smooth target position
The item content step in described picture is looked for include:
If described light is marked in described picture and remains static, then true according to described smooth target Centered Graphs case
Determine the position of the item content；
The border of the described item content, and the position display on the border at the described item content is searched according to picture
Described smooth target frame pattern.
In conjunction with the third possible implementation of first aspect, in the 4th kind of possible implementation of first aspect
In, the described boundaries step according to the picture described item content of lookup includes:
The line feed identifier included according to described image content searches the border of the described item content；
Or, obtain the line-spacing of the word that described image content includes, presetting in line-spacing is more than picture
Leading value time, it is judged that current location is the border of exercise question.
Second aspect, embodiments provides the exercise question searcher of a kind of smart machine, described device
Including:
Parallel testing unit is the most flat with the plane at searched object place for the equipment of search for detection
OK；
Cursor opens unit, if parallel with the plane at searched object place for described equipment, then opens
Cursor shows, display highlighting in the picture that photographic head obtains；
Identify search unit, be identified for the item content determined in picture according to described cursor, according to
The item content identified scan for.
In conjunction with second aspect, in the first possible implementation of second aspect, described cursor opens unit
Including:
Distance detection sub-unit, if parallel with the plane at searched object place for described equipment, then examines
Survey the distance between the plane at described equipment and searched object place；
Cursor display subelement, if for described distance at default distance range, then opens cursor and shows,
Display highlighting in the picture that photographic head obtains；
Remind subelement, if for described distance beyond the distance range preset, then sending prompting.
In conjunction with the first possible implementation of second aspect, the second in second aspect may implementation
In, described identification search unit includes:
State-detection subelement, is used for detecting whether described cursor remains static in described picture；
Content search subelement, remains static if be marked in described picture for described light, then basis
The item content in picture described in described smooth target location lookup；
Content recognition subelement, for identifying the item content in the described picture searched, according to identify
The item content are searched for.
In conjunction with the possible implementation of the second of second aspect, in the third possible implementation of second aspect
In, described cursor open unit specifically for:
In the picture that photographic head obtains, show that the first cursor pattern, described first cursor pattern include in cursor
Heart pattern and the light target frame pattern adjacent with described center pattern；
Described content search subelement includes:
Position determines submodule, remains static if be marked in described picture for described light, then basis
Described smooth target Centered Graphs case determines the position of the item content；
Border display sub-module, for searching the border of the described item content, and at described exercise question according to picture
Light target frame pattern described in the position display on the border of content.
In conjunction with the third possible implementation of second aspect, in the 4th kind of possible implementation of second aspect
In, described content search subelement includes:
First searches subelement, searches described topic for the line feed identifier included according to described image content
The border of mesh content；
Or, second searches subelement, for obtaining the line-spacing of the word that described image content includes, when
When line-spacing is more than the leading value preset in picture, it is judged that current location is the border of exercise question.
In the present invention, detection is the most parallel with the plane at searched object place for the equipment of search, when
When described equipment is parallel with the plane at searched object place, then it represents that user is currently needed for bookish topic
Mesh scans for operation, and opens cursor and show, display highlighting in the picture of photographic head acquisition, and passes through
Light target position determines the position at the item content place in picture, so that the present invention is by adjusting equipment
Position, exercise question search, the effective convenience improving search and search efficiency can be rapidly performed by.
Accompanying drawing explanation
Fig. 1 is the flowchart of the exercise question searching method of the smart machine that first embodiment of the invention provides；
Fig. 2 is the flowchart of the exercise question searching method of the smart machine that second embodiment of the invention provides；
Fig. 3 is the flowchart of the exercise question searching method of the smart machine that third embodiment of the invention provides；
Fig. 4 is the cursor display view that third embodiment of the invention provides；
The structural representation of the exercise question searcher of the smart machine that Fig. 5 provides for fourth embodiment of the invention.
Detailed description of the invention
In order to make the purpose of the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and reality
Execute example, the present invention is further elaborated.Only should be appreciated that specific embodiment described herein
Only in order to explain the present invention, it is not intended to limit the present invention.
The purpose of the embodiment of the present invention is to provide the exercise question searching method of smart machine, to solve prior art
In time exercise question is scanned for, operation more bothers, the problem that search efficiency is low.In the prior art,
When using learning machine or other study kind equipment to scan for, need first to open the application program of search exercise question,
When application program is opened, open photographic head, photographic head shooting include the picture of the item content,
Then by Text region program, the item content in picture are carried out Text region, user select the topic needed
Mesh content, or directly recognition result is sent to server or local title data base, and in a device
Show corresponding exercise question result.For specifically describing how to solve the problems referred to above, below in conjunction with the accompanying drawings, to this
Bright it is specifically described.
Embodiment one:
Fig. 1 shows the realization stream of the exercise question searching method of the smart machine that first embodiment of the invention provides
Journey, details are as follows:
In step S101, detection is the most parallel with the plane at searched object place for the equipment of search.
Concrete, the embodiment of the present invention such as can be able to include in the standby state according to the setting of user,
Or in a state of use, the distance between the back side and the object of detection equipment.Or, the present invention is all right
Whether detection equipment is hand holding state, if equipment is when hand holding state, then detects the back side and the object of equipment
Between distance.
In embodiments of the present invention, equipment Inspection and the plan range at searched object place, can pass through to swash
Ligh-ranging equipment is found range between described equipment and object.It is certainly not limited to this, it is also possible to use it
Its distance measurement mode, such as uses the mode of infrared sensor to carry out the detection of distance.
In the present invention, the back side of detection equipment is the most parallel with searched object place plane, can set
The standby back side arranges two or more range sensor, and judges the distance signal measured whether
Identical mode, judges fast and effectively.Such as, when two or more sensor measurement
During distance, when all of distance value measured is the most identical, then it represents that right with searched for the equipment of search
As the plane at place is parallel.
In step s 102, if described equipment is parallel with the plane at searched object place, then cursor is opened
Display, display highlighting in the picture that photographic head obtains.
When the equipment of search is parallel with the plane at searched object place, then open photographic head (general
It is front-facing camera), obtained the image of shooting by photographic head, display screen shows described image, and
And display highlighting in the picture.
The picture that described photographic head obtains, can show, it is also possible in the appointment of screen by the way of full frame
Region is shown by the form of window.Described cursor can be by the display mode of acquiescence, and display is at described picture
The medium position in face, it is also possible to be redefined for cursor and show other position at described picture.
User by the way of touch, or by the way of mobile mouse, can change described smooth target position
Put, such as by the way of touch, cursor is moved the exercise question position etc. to picture.
In step s 103, it is identified according to the item content that described cursor determines in picture, according to identification
The item content scan for.
In embodiments of the present invention, described cursor position in the picture can be adjusted according to the instruction of user
Whole, such as can pass through mobile device, thus change the word content that cursor is corresponding in the picture.Described light
Mark can also be instructed by the mouse drag of user, or the touch of user is slided and instructed, to light target position
It is changed, so that the different content in cursor correspondence image.
When described equipment is parallel with searched object place plane, it can be determined that cursor in the picture same
The duration that one position is kept, if the duration kept is more than certain time length, then to cursor region
The item content scan for, or when the duration kept is more than certain time length, sends Search Hints, sending
Scan for according to cursor position after certain time after prompting, or receive the confirmation instruction of user
After, scan for according to the item content of cursor position.
Whether the embodiment of the present invention is put down with the plane at searched object place for the equipment of search by detection
OK, when described equipment is parallel with the plane at searched object place, then it represents that user is currently needed for books
On exercise question scan for operation, and open cursor and show, display highlighting in the picture of photographic head acquisition,
And determined the position at item content place in picture by light target position, so that the present invention is by adjusting
The position of finishing equipment, can be rapidly performed by exercise question search, the effective convenience improving search and search effect
Rate.
Embodiment two:
The schematic flow sheet of the exercise question searching method of the smart machine that Fig. 2 provides for second embodiment of the invention,
Details are as follows:
In step s 201, detection is the most parallel with the plane at searched object place for the equipment of search.
In step S202, if described equipment is parallel with the plane at searched object place, then open cursor
Display, display highlighting in the picture that photographic head obtains.
Step S201-S202 is essentially identical with step S101-S102 in embodiment one, is not repeated at this and retouches
State.
In step S203, detect whether described cursor remains static in described picture.
Concrete, after unlatching cursor shows, the picture of photographic head alignment is not likely to be the picture at exercise question place,
Need user adjust photographic head to picture, or adjust the required exercise question institute identified by adjusting cursor
Position.When, after the picture at the exercise question place that user adjusts required search, in picture, light is marked on picture
Position in face then remains static, then it represents that user has been directed at needs the exercise question of search, if light is marked on
Picture is in relative motion state, then it represents that user is currently at dollying head, or is moving cursor,
The position at exercise question place can't be determined.
Therefore, when in the embodiment of the present invention, whether detection cursor remains static in described picture, permissible
Whether change including the picture detecting the acquisition of described photographic head, and detect whether described cursor receives
Move.
When user determines the item content that the current picture of photographic head includes required search, then need to adjust
Finishing equipment is resting state, and the picture keeping photographic head to obtain does not changes, and is further entered by cursor
The adjustment of row item content position.
If the user while guarantee picture still, and cursor static time reaches certain time length, is such as in
When the time of resting state is more than 500-800 millisecond, then it is believed that current cursor position correspondence exercise question
The position at content place.
In step S204, remain static if described light is marked in described picture, then according to described light
The item content in picture described in target location lookup.
Concrete, remain static if light is marked in described picture, then the position that explanation cursor currently indicates
It is set to the position at exercise question place.Therefore, the present invention position by cursor place, automatically search in picture and inscribe
The position at mesh content place such that it is able to find the exercise question in picture efficiently, it is to avoid the behaviour that user is loaded down with trivial details
Make.
Wherein, according to the item content in picture described in described smooth target location lookup, can be according to described light
Centered by target position, carry out according to predetermined exercise question scope identifier the lookup of the item content, such as exercise question with
The spacing generally having between newline, or exercise question and exercise question between exercise question is typically larger than normal spacing etc.,
Determine the size of the content of described exercise question.
After finding the described item content, can point out in the way of sending auditory tone cues or display reminding
Currently having found the item content in picture, prompting user is confirmed whether correctly, if the user thinks that correctly
If, can continue to keep such state, and etc. Search Results to be returned, if the content searched is the most just
Really, then can change light target position, or change the picture that photographic head obtains, re-start the item content
Acquisition.
In step S205, identify the item content in the described picture searched, according in the exercise question identified
Hold search.
Behind the position of the item content in determining described picture and size, Text region program can be passed through
The item content in this region are identified, from recognition efficiency for, the present invention has only to according to equipment
The change of hand holding state, can be rapidly introduced into search condition, and by the adjustment of cursor position, it is possible to
Determine the searched item content accurately, recognition efficiency can either be simplified, the accurate of search can be improved again
Rate.
Embodiment three:
Fig. 3 shows the realization stream of the exercise question searching method of the smart machine that third embodiment of the invention provides
Journey, details are as follows:
In step S301, detection is the most parallel with the plane at searched object place for the equipment of search.
In step s 302, if described equipment is parallel with the plane at searched object place, then cursor is opened
Display, shows that the first cursor pattern, described first cursor pattern include cursor in the picture that photographic head obtains
Center pattern and the light target frame pattern adjacent with described center pattern.
Concrete, as light target one embodiment described in the embodiment of the present invention, as shown in Figure 4, described
Cursor includes center pattern and light target frame pattern, and described center pattern is tracking cross pattern, described light
Target frame pattern is corner frame pattern.Certainly, this is one of which embodiment, makes according to user
With needs, center pattern and light target frame pattern can be changed flexibly.
In embodiments of the present invention, described cursor includes two kinds of display states, and the first is that cursor completely shows
State, described smooth target Centered Graphs case is adjacent with light target frame pattern, and in this state, user is permissible
Mobile cursor, or the image content that photographic head obtains can be changed, make the light being under complete display state
Content in the picture that mark and photographic head obtain keeps geo-stationary.So that it is determined that the item content in picture.
The second state is after the first state, after detecting that light is marked on and remains static in picture, and light
Target frame pattern carries out automatic exercise question border searching, and by described smooth target frame pattern on the limit of exercise question
Boundary's position display, described center pattern can adjust described center pattern exist according to the position on the border searched
The center of described smooth target frame pattern shows.
In step S303, detect whether described cursor remains static in described picture.
In step s 304, remain static if described light is marked in described picture, then according to described light
Target center pattern determines the position of the item content.
Concrete, light described in the embodiment of the present invention is marked in described picture and remains static, including two
Essential condition:
1) content in picture remains static, say, that the image content acquired in photographic head is not sent out
Changing, user has confirmed that current picture includes the exercise question of required search；
2) cursor on the display screen of the equipment such as learning machine remains static, and during this time, user does not has
Cursor is moved, say, that user has confirmed that the position that cursor is current by modes of operation such as touch or mouses
It is in the position at exercise question place.
In step S305, search the border of the described item content according to picture, and at the described item content
Light target frame pattern described in the position display on border.
In embodiments of the present invention, still further comprise the border to the item content and make a look up, wherein, root
The boundaries step searching the described item content according to picture includes:
The line feed identifier included according to described image content searches the border of the described item content；
Or, obtain the line-spacing of the word that described image content includes, presetting in line-spacing is more than picture
Leading value time, it is judged that current location is the border of exercise question.
Wherein, described default line-spacing, can be the line-spacing of normal words setting.Due to spacing can picture with
The distance of picture and change, in order to improve the accuracy rate of judgement, it is also possible to by word and spacing
Ratio judges, when the ratio of such as word size and line-spacing is less than predetermined value, then judges current behavior exercise question
Boundary position.And show described smooth target frame pattern at described boundary position.For the ease of confirming frame
Position, can show described smooth target frame pattern by the way of flicker.
In step S306, identify the item content in the described picture searched, according in the exercise question identified
Hold search.
After the embodiment of the present invention determines the region at item content place by light target frame pattern, can more enter
One step improves the efficiency that the item content are identified, and is carried out the item content by light target frame pattern
Selected, the accuracy rate of the exercise question search of smart machine can be improved.
Embodiment three:
Fig. 5 shows the structural representation of the exercise question searcher of the smart machine that third embodiment of the invention provides
Figure, details are as follows:
The exercise question searcher of smart machine described in the embodiment of the present invention, including:
Parallel testing unit 501, for detection for equipment whether flat with searched object place of search
Face is parallel；
Cursor opens unit 502, if parallel, then with the plane at searched object place for described equipment
Unlatching cursor shows, display highlighting in the picture that photographic head obtains；
Identify search unit 503, be identified for the item content determined in picture according to described cursor,
The item content according to identifying scan for.
Preferably, described cursor unlatching unit includes:
Distance detection sub-unit, if parallel with the plane at searched object place for described equipment, then examines
Survey the distance between the plane at described equipment and searched object place；
Cursor display subelement, if for described distance at default distance range, then opens cursor and shows,
Display highlighting in the picture that photographic head obtains；
Remind subelement, if for described distance beyond the distance range preset, then sending prompting.
Preferably, described identification search unit includes:
State-detection subelement, is used for detecting whether described cursor remains static in described picture；
Content search subelement, remains static if be marked in described picture for described light, then basis
The item content in picture described in described smooth target location lookup；
Content recognition subelement, for identifying the item content in the described picture searched, according to identify
The item content are searched for.
Preferably, described cursor open unit specifically for:
In the picture that photographic head obtains, show that the first cursor pattern, described first cursor pattern include in cursor
Heart pattern and the light target frame pattern adjacent with described center pattern；
Described content search subelement includes:
Position determines submodule, remains static if be marked in described picture for described light, then basis
Described smooth target Centered Graphs case determines the position of the item content；
Border display sub-module, for searching the border of the described item content, and at described exercise question according to picture
Light target frame pattern described in the position display on the border of content.
Preferably, described content search subelement includes:
First searches subelement, searches described topic for the line feed identifier included according to described image content
The border of mesh content；
Or, second searches subelement, for obtaining the line-spacing of the word that described image content includes, when
When line-spacing is more than the leading value preset in picture, it is judged that current location is the border of exercise question.
The exercise question searcher of smart machine described in the embodiment of the present invention, with intelligence described in embodiment one, two and three
The exercise question searching method of energy equipment is corresponding, is not repeated description at this.
In several embodiments provided by the present invention, it should be understood that disclosed apparatus and method, can
To realize by another way.Such as, device embodiment described above is only schematically, example
Such as, the division of described unit, being only a kind of logic function and divide, actual can have other drawing when realizing
Point mode, the most multiple unit or assembly can in conjunction with or be desirably integrated into another system, or some are special
Levy and can ignore, or do not perform.Another point, shown or discussed coupling each other or direct-coupling
Or communication connection can be the INDIRECT COUPLING by some interfaces, device or unit or communication connection, Ke Yishi
Electrically, machinery or other form.
The described unit illustrated as separating component can be or may not be physically separate, as
The parts that unit shows can be or may not be physical location, i.e. may be located at a place, or
Can also be distributed on multiple NE.Can select therein some or all of according to the actual needs
Unit realizes the purpose of the present embodiment scheme.
It addition, each functional unit in each embodiment of the present invention can be integrated in a processing unit,
Can also be that unit is individually physically present, it is also possible to two or more unit are integrated in a unit
In.Above-mentioned integrated unit both can realize to use the form of hardware, it would however also be possible to employ SFU software functional unit
Form realizes.
If described integrated unit realizes using the form of SFU software functional unit and as independent production marketing or
During use, can be stored in a computer read/write memory medium.Based on such understanding, the present invention
The part that the most in other words prior art contributed of technical scheme or this technical scheme whole or
Part can embody with the form of software product, and this computer software product is stored in a storage medium
In, including some instructions with so that computer equipment (can be personal computer, server, or
Person's network equipment etc.) perform all or part of of method described in each embodiment of the present invention.And aforesaid storage
Medium includes: USB flash disk, portable hard drive, read only memory (ROM, Read-Only Memory), deposit at random
Access to memory (RAM, Random Access Memory), magnetic disc or CD etc. are various can store program
The medium of code.
The foregoing is only presently preferred embodiments of the present invention, not in order to limit the present invention, all at this
Any amendment, equivalent and the improvement etc. made within bright spirit and principle, should be included in the present invention
Protection domain within.
Claims (10)
1. the exercise question searching method of a smart machine, it is characterised in that described method includes:
Detection is the most parallel with the plane at searched object place for the equipment of search；
If described equipment is parallel with the plane at searched object place, then opens cursor and show, at photographic head
Display highlighting in the picture obtained；
Being identified according to the item content that described cursor determines in picture, the item content according to identifying are carried out
Search.
Method the most according to claim 1, it is characterised in that if described equipment is right with searched
As the plane at place is parallel, then open cursor and show, display highlighting step bag in the picture that photographic head obtains
Include:
If described equipment is parallel with the plane at searched object place, then detect described equipment right with searched
As the distance between the plane at place；
If described distance is at default distance range, then opens cursor and show, at the picture that photographic head obtains
Middle display highlighting；
If described distance is beyond the distance range preset, then send prompting.
Method the most according to claim 1, it is characterised in that described determine in picture according to described cursor
The item content be identified, the item content according to identifying scan for step and include:
Detect whether described cursor remains static in described picture；
If described light is marked in described picture and remains static, then according to described smooth target location lookup institute
State the item content in picture；
Identify the item content in the described picture searched, according to the item content search identified.
Method the most according to claim 3, it is characterised in that described aobvious in the picture that photographic head obtains
Show cursor step particularly as follows:
In the picture that photographic head obtains, show that the first cursor pattern, described first cursor pattern include in cursor
Heart pattern and the light target frame pattern adjacent with described center pattern；
If described light is marked in described picture remain static, then look into according to described smooth target position
The item content step in described picture is looked for include:
If described light is marked in described picture and remains static, then true according to described smooth target Centered Graphs case
Determine the position of the item content；
The border of the described item content, and the position display on the border at the described item content is searched according to picture
Described smooth target frame pattern.
Method the most according to claim 4, it is characterised in that described according in the picture described exercise question of lookup
The boundaries step held includes:
The line feed identifier included according to described image content searches the border of the described item content；
Or, obtain the line-spacing of the word that described image content includes, presetting in line-spacing is more than picture
Leading value time, it is judged that current location is the border of exercise question.
6. the exercise question searcher of a smart machine, it is characterised in that described device includes:
Parallel testing unit is the most flat with the plane at searched object place for the equipment of search for detection
OK；
Cursor opens unit, if parallel with the plane at searched object place for described equipment, then opens
Cursor shows, display highlighting in the picture that photographic head obtains；
Identify search unit, be identified for the item content determined in picture according to described cursor, according to
The item content identified scan for.
Device the most according to claim 6, it is characterised in that described cursor is opened unit and included:
Distance detection sub-unit, if parallel with the plane at searched object place for described equipment, then examines
Survey the distance between the plane at described equipment and searched object place；
Cursor display subelement, if for described distance at default distance range, then opens cursor and shows,
Display highlighting in the picture that photographic head obtains；
Remind subelement, if for described distance beyond the distance range preset, then sending prompting.
Device the most according to claim 6, it is characterised in that described identification search unit includes:
State-detection subelement, is used for detecting whether described cursor remains static in described picture；
Content search subelement, remains static if be marked in described picture for described light, then basis
The item content in picture described in described smooth target location lookup；
Content recognition subelement, for identifying the item content in the described picture searched, according to identify
The item content are searched for.
Device the most according to claim 8, it is characterised in that described cursor open unit specifically for:
In the picture that photographic head obtains, show that the first cursor pattern, described first cursor pattern include in cursor
Heart pattern and the light target frame pattern adjacent with described center pattern；
Described content search subelement includes:
Position determines submodule, remains static if be marked in described picture for described light, then basis
Described smooth target Centered Graphs case determines the position of the item content；
Border display sub-module, for searching the border of the described item content, and at described exercise question according to picture
Light target frame pattern described in the position display on the border of content.
Device the most according to claim 9, it is characterised in that described content search subelement includes:
First searches subelement, searches described topic for the line feed identifier included according to described image content
The border of mesh content；
Or, second searches subelement, for obtaining the line-spacing of the word that described image content includes, when
When line-spacing is more than the leading value preset in picture, it is judged that current location is the border of exercise question.
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