CN110401763A - Mobile terminal action triggers system based on mode detection - Google Patents
Mobile terminal action triggers system based on mode detection Download PDFInfo
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- CN110401763A CN110401763A CN201910296665.4A CN201910296665A CN110401763A CN 110401763 A CN110401763 A CN 110401763A CN 201910296665 A CN201910296665 A CN 201910296665A CN 110401763 A CN110401763 A CN 110401763A
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/40—Extraction of image or video features
- G06V10/44—Local feature extraction by analysis of parts of the pattern, e.g. by detecting edges, contours, loops, corners, strokes or intersections; Connectivity analysis, e.g. of connected components
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V20/00—Scenes; Scene-specific elements
- G06V20/50—Context or environment of the image
- G06V20/56—Context or environment of the image exterior to a vehicle by using sensors mounted on the vehicle
- G06V20/58—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads
- G06V20/584—Recognition of moving objects or obstacles, e.g. vehicles or pedestrians; Recognition of traffic objects, e.g. traffic signs, traffic lights or roads of vehicle lights or traffic lights
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- G—PHYSICS
- G08—SIGNALLING
- G08G—TRAFFIC CONTROL SYSTEMS
- G08G1/00—Traffic control systems for road vehicles
- G08G1/16—Anti-collision systems
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V2201/00—Indexing scheme relating to image or video recognition or understanding
- G06V2201/08—Detecting or categorising vehicles
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Multimedia (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Environmental & Geological Engineering (AREA)
- Image Analysis (AREA)
- Image Processing (AREA)
Abstract
The action triggers system based on mode detection that the present invention relates to a kind of, it include: area extraction equipment, in mobile phone, for each electric vehicle region where identifying each electric vehicle object in correction image immediately respectively based on electric vehicle imaging features, and will wherein be exported as target area in the maximum electric vehicle region of area；Parameter identifies equipment, for issuing anti-collision warning signal when the depth of field of the corresponding electric vehicle object in target area in instant correction chart picture is less than or equal to default depth of field threshold value；Rear camera, for starting the camera operation to Chinese herbaceous peony scene, to obtain and export corresponding Chinese herbaceous peony scene image when receiving the first driving instruction.Action triggers system design based on mode detection of the invention rationally, is widely used.Due to carrying out aimed detection to Chinese herbaceous peony electric vehicle object, to execute corresponding signal early warning operation when nearest electric vehicle object approaches, to reduce the probability that traffic accident occurs as far as possible.
Description
Technical field
The present invention relates to handheld terminal field more particularly to a kind of mobile terminal action triggers systems based on mode detection
System.
Background technique
Divide by field is used, handheld terminal can be divided into following two main Types: (1) industrial handheld terminal；Industry
Handheld terminal include industry PDA, bar code handheld terminal, RFID hold in apart from all-in-one machine etc..Industry feature be exactly it is firm,
It is durable, it can be used in the more severe place of many environment, while having done many optimization for industrial application feature.Technical grade
Handheld terminal can support RFID read-write and bar code scanning function simultaneously, be provided simultaneously with IP64 industrial level, these are consumption
Not available for class handheld terminal.(2) consumer handheld terminal；Consumer handheld terminal refers mainly to smart phone, palm PC,
Tablet computer etc..
Summary of the invention
The present invention at least has the important inventive point of following two:
(1) flexible, the fireballing characteristic based on electric vehicle, carries out aimed detection to Chinese herbaceous peony electric vehicle object, most
Close electric vehicle object executes corresponding signal early warning operation when approaching, to reduce the probability that traffic accident occurs as far as possible；
(2) consistency matching is carried out to each profile of each target subgraph where target each in image difference,
The corresponding degree of consistency is determined based on matching result, and when the degree of consistency is high, determines that image data amount is small, it is double to increase
Side filtered blurry processing, to promote the adaptive ability of image procossing.
According to an aspect of the present invention, a kind of action triggers system based on mode detection is provided, the system comprises:
Mode detection apparatus is arranged in mobile phone, refers to for when detecting that mobile phone is currently entering navigation mode, issuing the first driving
It enables, wherein the mobile phone is for being placed on meter panel of motor vehicle and being arranged towards driver；Wherein, the mode detection apparatus is also
For issuing the second driving instruction when detecting that mobile phone currently exits navigation mode.
More specifically, in the action triggers system based on mode detection: in the mode detection apparatus, working as inspection
Measure mobile phone currently open navigation APP when, determine that mobile phone is currently entering navigation mode.
More specifically, in the action triggers system based on mode detection: in the mode detection apparatus, working as inspection
When measuring mobile phone and not opening any navigation APP currently, determine that mobile phone currently exits navigation mode.
More specifically, in the action triggers system based on mode detection, further includes: area extraction equipment is located at
In mobile phone, it is connect with gamma correcting equipment, it is each electronic in correction image immediately for being identified based on electric vehicle imaging features
Each electric vehicle region where vehicle object difference, and will wherein be exported as target area in the maximum electric vehicle region of area；
Parameter identifies equipment, connect with the area extraction equipment, is used in the corresponding electric vehicle object in the target area described
Immediately when the depth of field in correction image is less than or equal to default depth of field threshold value, anti-collision warning signal is issued；Rear camera is located at hand
It in machine, is connect with the mode detection apparatus, for when receiving first driving instruction, Chinese herbaceous peony scene to be taken the photograph in starting
As operation, to obtain and export corresponding Chinese herbaceous peony scene image；The rear camera is also used to receiving second drive
When dynamic instruction, stop the camera operation to Chinese herbaceous peony scene.
Action triggers system design based on mode detection of the invention rationally, is widely used.Due to Chinese herbaceous peony electric vehicle
Object carries out aimed detection, to execute corresponding signal early warning operation when nearest electric vehicle object approaches, to the greatest extent may be used
It can be reduced the probability of traffic accident generation.
Detailed description of the invention
Embodiment of the present invention is described below with reference to attached drawing, in which:
Fig. 1 is the electric vehicle that is identified according to the action triggers system based on mode detection shown in embodiment of the present invention
Illustrative diagram.
Specific embodiment
The embodiment of the action triggers system to of the invention based on mode detection carries out detailed below with reference to accompanying drawings
Explanation.
Mobile phone is divided into smart phone (Smart phone) and non-smart mobile phone (Feature phone), general intelligence mobile phone
Performance got well than non-smart mobile phone, but non-smart mobile phone is stablized than smart phone performance, most of non-smart mobile phones and intelligence
Energy mobile phone uses the CPU of Britain ARM corporate structure.The dominant frequency of smart phone is higher, and the speed of service is fast, and processing routine task is faster
Speed, and daily enhanced convenience (such as: Nokia's n81 dominant frequency has 369 megahertzs)；And the dominant frequency of non-smart mobile phone is then relatively low,
The speed of service is also slow (such as: 5000 dominant frequency of Nokia is exactly 50 megahertzs).
Smart phone (Smartphone), refers to as PC, has independent operating system, most of is big
Screen machine, and be to touch capacitance plate, also having part is touch screens, and powerful practicability is high.It can be by user's voluntarily installation kit
The program for including the offer of the third party service providers such as game, constantly expands the function of mobile phone by this class method, and can be with
The general name of so a kind of mobile phone of wireless network access is realized by mobile communication network ".Succeeding in reaching an agreement custom is exactly some a letter
The formula of single " 1+1=", " palm PC+mobile phone=smart phone ".In a broad sense, smart phone is in addition to having mobile phone
Outside call function, it is also equipped with most of function of PDA, especially personal information management and based on the clear of wireless data communication
Look at device and e-mail function.Smart phone provides enough screen sizes and bandwidth for user, not only handy to carry about, but also
Wide stage is provided for software operation and content service.Many value-added services can be with regard to this expansion, such as: stock, news, day
Gas, traffic, commodity, application program downloading, the downloading of music picture etc..
Currently, use mobile phone customary as navigation equipment in the car, however, using in mobile phone as navigation equipment
When, there is no the auxiliary electron functions of other compatibilities other than navigation feature, so that the hardware resource to mobile phone causes wave
Take, in fact, the driving scene in front of mobile phone is complicated, there are many dangerous scenes to need to be identified using the hardware resource of mobile phone
And analysis.
In order to overcome above-mentioned deficiency, the present invention has built a kind of action triggers system based on mode detection, can be effective
Solve corresponding technical problem.
Fig. 1 is the electric vehicle that is identified according to the action triggers system based on mode detection shown in embodiment of the present invention
Illustrative diagram.
The action triggers system based on mode detection shown according to an embodiment of the present invention includes:
Mode detection apparatus is arranged in mobile phone, for issuing first when detecting that mobile phone is currently entering navigation mode
Driving instruction, wherein the mobile phone is for being placed on meter panel of motor vehicle and being arranged towards driver；
Wherein, the mode detection apparatus is also used to when detecting that mobile phone currently exits navigation mode, is issued second and is driven
Dynamic instruction.
Then, the specific structure for continuing the action triggers system to of the invention based on mode detection carries out further
It is bright.
In the action triggers system based on mode detection:
In the mode detection apparatus, when detecting that mobile phone currently opens navigation APP, determine that mobile phone is currently entering
Navigation mode.
In the action triggers system based on mode detection:
In the mode detection apparatus, when detecting that mobile phone does not open any navigation APP currently, determine that mobile phone is current
Exit navigation mode.
In the action triggers system based on mode detection, further includes:
Area extraction equipment is located in mobile phone, connect with gamma correcting equipment, for being identified based on electric vehicle imaging features
Immediately correction image in each electric vehicle object respectively where each electric vehicle region, and will wherein area it is maximum electronic
Vehicle region is exported as target area；
Parameter identifies equipment, connect with the area extraction equipment, in the corresponding electric vehicle pair in the target area
When being less than or equal to default depth of field threshold value as the depth of field in the instant correction image, anti-collision warning signal is issued；
Rear camera is located in mobile phone, connect with the mode detection apparatus, for receiving first driving
When instruction, start the camera operation to Chinese herbaceous peony scene, to obtain and export corresponding Chinese herbaceous peony scene image；
The rear camera is also used to when receiving second driving instruction, is stopped the camera shooting to Chinese herbaceous peony scene and is grasped
Make；
Adaptive recursive filtering equipment, connect, for receiving the Chinese herbaceous peony scene image, to institute with the rear camera
It states Chinese herbaceous peony scene image and executes adaptive recursive filtering processing, to obtain recursive filtering image, and export the recursive filtering figure
Picture；
Target separation equipment identifies the recursive filtering image performance objective for receiving the recursive filtering image
Movement, to obtain each target subgraph in the recursive filtering image where each target difference；
Profile identification apparatus is connect with the target separation equipment, right for obtaining the profile of each target subgraph
Each profile of each target subgraph carries out consistency matching, to determine the corresponding degree of consistency based on matching result；
Data extraction device is connect with the outline identification equipment, for when the degree of consistency transfinites, issues the
Otherwise one driving signal issues the second driving signal；
Smoothing arrangement is customized, connect, is used for the data extraction device and the adaptive recursive filtering equipment respectively
When receiving second driving signal, bilateral filtering Fuzzy Processing is executed to the recursive filtering image, it is corresponding to obtain
Customization smoothed image；
The customization smoothing arrangement is also used to when receiving first driving signal, not to the recursive filtering image
Bilateral filtering Fuzzy Processing is executed, directly using the recursive filtering image as customization smoothed image output；
Gamma correcting equipment is connect with the customization smoothing arrangement, for executing gal to the customization smoothed image received
Horse correction process is to obtain correction image immediately；
Wherein, the parameter identification equipment is also used in the corresponding electric vehicle object in the target area in the instant school
When the depth of field in positive image is greater than the default depth of field threshold value, state normal signal is issued；
Wherein, in the profile identification apparatus, consistency matching is carried out to each profile of each target subgraph, with
Based on matching result determine the corresponding degree of consistency include: each target subgraph each profile it is more consistent, determine pair
The degree of consistency answered is higher；
Wherein, the customization smoothing arrangement includes that the sub- equipment of signal reception, the sub- equipment of smoothing processing and signal output are set
It is standby.
In the action triggers system based on mode detection:
In the customization smoothing arrangement, the sub- equipment of smoothing processing receives sub- equipment and described with the signal respectively
Signal exports sub- equipment connection；
Wherein, the sub- equipment of the smoothing processing is used for when receiving second driving signal, to the recursive filtering
Image executes bilateral filtering Fuzzy Processing, to obtain corresponding customization smoothed image, is also used to receiving first driving
When signal, bilateral filtering Fuzzy Processing is not executed to the recursive filtering image, directly using the recursive filtering image as fixed
Smoothed image output processed.
In the action triggers system based on mode detection, further includes:
Pixel identification apparatus is connect with the gamma correcting equipment, for receiving the instant correction image, to described
Immediately each pixel of correction image performs the following operation: the pixel value based on the pixel and each pixel near it
Each pixel value of point determines the gradient value of its all directions, when the gradient value of all directions has the gradient value more than limitation
When, determine that it is wire-frame image vegetarian refreshments.
In the action triggers system based on mode detection, further includes:
Edge analysis equipment is connect with the pixel identification apparatus, each in the instant correction image for receiving
A wire-frame image vegetarian refreshments forms one in the instant correction image using each wire-frame image vegetarian refreshments in the instant correction image
A or multiple object outlines, and one or more of object outlines institute is corresponding, in the instant correction image
Pattern as one or more object patterns outputs；
Pattern analyzing device is connect with the edge analysis equipment, right for receiving one or more of object patterns
The contrast of each object pattern is parsed, and determines the instant correction image based on the contrast of each object pattern
Overall contrast.
In the action triggers system based on mode detection, further includes:
Coefficient mapping equipment is connect with the pattern analyzing device, for receiving the overall contrast, and based on described
Overall contrast determines corresponding Decomposition order, and the overall contrast is higher, and corresponding Decomposition order is fewer；
Picture breakdown equipment is connect, for receiving respectively with the pixel identification apparatus and the coefficient mapping equipment
The instant correction image and the Decomposition order carry out the small wavelength-division based on the Decomposition order to the instant correction image
Solution, to obtain top low frequency coefficient and layer-by-layer high frequency coefficient.
In the action triggers system based on mode detection, further includes:
Coefficient corrective is connect with described image resolving device, for receiving the top low frequency coefficient and institute
Layer-by-layer high frequency coefficient is stated, and the high frequency coefficient that numerical value is less than predetermined coefficient threshold value is set to zero, numerical value is more than or equal to default
The high frequency coefficient of coefficient threshold keeps initial value, to export revised layer-by-layer high frequency coefficient；
Image reconstruction device is connect, for receiving respectively with the area extraction equipment and the coefficient corrective
State top low frequency coefficient and the revised layer-by-layer high frequency coefficient, and based on the top low frequency coefficient and described
Revised layer-by-layer high frequency coefficient is rebuild, to obtain the corresponding reconstruction image of the instant correction image, and will be described heavy
It builds the image replacement instant correction image and is sent to the area extraction equipment；
Wherein, in the coefficient corrective, the predetermined coefficient threshold value and the entirety of the instant correction image are right
It is inversely proportional than degree.
In the action triggers system based on mode detection:
The coefficient corrective includes data receipt unit, data correction unit and data outputting unit, the data
Receiving unit is connected with the data correction unit, and the data outputting unit is connected with the data correction unit；
Wherein, described image reconstructing apparatus handles chip by DSP to realize, wherein the built-in of DSP processing chip is deposited
It is saved in reservoir and is rebuild and used based on the top low frequency coefficient and the revised layer-by-layer high frequency coefficient
Reconstruction mode.
In addition, the Harvard structure that the inside of DSP processing chip is separated using program and data, has special hardware multiplication
Pile line operation is widely used in device, provides special DSP instruction, can be used to quickly realize that various Digital Signal Processing are calculated
Method.
According to the requirement of Digital Signal Processing, DSP processing chip generally has following some main features: (1) one
An achievable multiplication and a sub-addition in a instruction cycle.(2) program and data space is separated, can simultaneously access instruction and
Data.(3) there is quick RAM in piece, can usually be accessed simultaneously in two pieces by independent data/address bus.(4) there is low open
It sells or without overhead loop and the hardware supported jumped.(5) quickly interrupt processing and Hardware I/O are supported.(6) have in the monocycle
Multiple hardware address generators of interior operation.(7) multiple operations can be executed parallel.(8) support pile line operation, make fetching,
The operations such as decoding and execution can be with Overlapped Execution.
It is understood that although the present invention has been disclosed in the preferred embodiments as above, above-described embodiment not to
Limit the present invention.For any person skilled in the art, without departing from the scope of the technical proposal of the invention,
Many possible changes and modifications all are made to technical solution of the present invention using the technology contents of the disclosure above, or are revised as
With the equivalent embodiment of variation.Therefore, anything that does not depart from the technical scheme of the invention are right according to the technical essence of the invention
Any simple modifications, equivalents, and modifications made for any of the above embodiments still fall within the range of technical solution of the present invention protection
It is interior.
Claims (10)
1. a kind of action triggers system based on mode detection characterized by comprising
Mode detection apparatus is arranged in mobile phone, for when detecting that mobile phone is currently entering navigation mode, issuing the first driving
Instruction, wherein the mobile phone is for being placed on meter panel of motor vehicle and being arranged towards driver；
Wherein, the mode detection apparatus is also used to when detecting that mobile phone currently exits navigation mode, is issued the second driving and is referred to
It enables.
2. the action triggers system based on mode detection as described in claim 1, it is characterised in that:
In the mode detection apparatus, when detecting that mobile phone currently opens navigation APP, determine that mobile phone is currently entering navigation
Mode.
3. the action triggers system based on mode detection as claimed in claim 2, it is characterised in that:
In the mode detection apparatus, when detecting that mobile phone does not open any navigation APP currently, determine that mobile phone currently exits
Navigation mode.
4. the action triggers system based on mode detection as claimed in claim 3, which is characterized in that the system also includes:
Area extraction equipment is located in mobile phone, connect with gamma correcting equipment, for instant based on the identification of electric vehicle imaging features
Each electric vehicle region where correcting each electric vehicle object in image respectively, and will the wherein maximum electric vehicle area of area
Domain is exported as target area；
Parameter identifies equipment, connect with the area extraction equipment, for existing in the corresponding electric vehicle object in the target area
When the depth of field in the instant correction image is less than or equal to default depth of field threshold value, anti-collision warning signal is issued；
Rear camera is located in mobile phone, connect with the mode detection apparatus, for receiving first driving instruction
When, start the camera operation to Chinese herbaceous peony scene, to obtain and export corresponding Chinese herbaceous peony scene image；
The rear camera is also used to when receiving second driving instruction, stops the camera operation to Chinese herbaceous peony scene；
Adaptive recursive filtering equipment, connect, for receiving the Chinese herbaceous peony scene image, to the vehicle with the rear camera
Preceding scene image executes adaptive recursive filtering processing, to obtain recursive filtering image, and exports the recursive filtering image；
Target separation equipment, for receiving the recursive filtering image, to the recursive filtering image performance objective identification maneuver,
To obtain each target subgraph in the recursive filtering image where each target difference；
Profile identification apparatus is connect, for obtaining the profile of each target subgraph, to each with the target separation equipment
Each profile of target subgraph carries out consistency matching, to determine the corresponding degree of consistency based on matching result；
Data extraction device is connect with the outline identification equipment, is driven for when the degree of consistency transfinites, issuing first
Otherwise dynamic signal issues the second driving signal；
Smoothing arrangement is customized, is connect respectively with the data extraction device and the adaptive recursive filtering equipment, for connecing
When receiving second driving signal, bilateral filtering Fuzzy Processing is executed to the recursive filtering image, it is corresponding fixed to obtain
Smoothed image processed；
The customization smoothing arrangement is also used to when receiving first driving signal, is not executed to the recursive filtering image
Bilateral filtering Fuzzy Processing, directly using the recursive filtering image as customization smoothed image output；
Gamma correcting equipment is connect with the customization smoothing arrangement, for executing gamma school to the customization smoothed image received
Positive processing is to obtain correction image immediately；
Wherein, the parameter identification equipment is also used in the corresponding electric vehicle object in the target area in the instant correction chart
When the depth of field as in is greater than the default depth of field threshold value, state normal signal is issued；
Wherein, in the profile identification apparatus, consistency matching is carried out to each profile of each target subgraph, to be based on
Matching result determine the corresponding degree of consistency include: each target subgraph each profile it is more consistent, determine it is corresponding
The degree of consistency is higher；
Wherein, the customization smoothing arrangement includes that signal receives sub- equipment, the sub- equipment of smoothing processing and the sub- equipment of signal output.
5. the action triggers system based on mode detection as claimed in claim 4, it is characterised in that:
In the customization smoothing arrangement, the sub- equipment of smoothing processing receives sub- equipment and the signal with the signal respectively
Export sub- equipment connection；
Wherein, the sub- equipment of the smoothing processing is used for when receiving second driving signal, to the recursive filtering image
Bilateral filtering Fuzzy Processing is executed, to obtain corresponding customization smoothed image, is also used to receiving first driving signal
When, bilateral filtering Fuzzy Processing is not executed to the recursive filtering image, it is directly flat using the recursive filtering image as customization
Sliding image output.
6. the action triggers system based on mode detection as claimed in claim 5, which is characterized in that the system also includes:
Pixel identification apparatus is connect with the gamma correcting equipment, for receiving the instant correction image, to described instant
Each pixel of correction image performs the following operation: the pixel value based on the pixel and each pixel near it
Each pixel value determines the gradient value of its all directions, when the gradient value of all directions has the gradient value more than limitation, really
Fixed its is wire-frame image vegetarian refreshments.
7. the action triggers system based on mode detection as claimed in claim 6, which is characterized in that the system also includes:
Edge analysis equipment is connect with the pixel identification apparatus, for receiving each wheel in the instant correction image
Wide pixel, using it is described it is instant correction image in each wire-frame image vegetarian refreshments form it is described it is instant correction image in one or
Multiple object outlines, and by one or more of object outlines it is corresponding, it is described it is instant correction image in figure
Case is as one or more object pattern outputs；
Pattern analyzing device is connect with the edge analysis equipment, for receiving one or more of object patterns, to each
The contrast of a object pattern is parsed, and determines the whole of the instant correction image based on the contrast of each object pattern
Body contrast.
8. the action triggers system based on mode detection as claimed in claim 7, which is characterized in that the system also includes:
Coefficient mapping equipment is connect with the pattern analyzing device, for receiving the overall contrast, and is based on the entirety
Contrast determines corresponding Decomposition order, and the overall contrast is higher, and corresponding Decomposition order is fewer；
Picture breakdown equipment is connect with the pixel identification apparatus and the coefficient mapping equipment respectively, described for receiving
Immediately correction image and the Decomposition order, carry out the wavelet decomposition based on the Decomposition order to the instant correction image,
To obtain top low frequency coefficient and layer-by-layer high frequency coefficient.
9. the action triggers system based on mode detection as claimed in claim 8, which is characterized in that the system also includes:
Coefficient corrective is connect with described image resolving device, for receive the top low frequency coefficient and it is described by
The high frequency coefficient of layer, and the high frequency coefficient that numerical value is less than predetermined coefficient threshold value is set to zero, numerical value is more than or equal to predetermined coefficient
The high frequency coefficient of threshold value keeps initial value, to export revised layer-by-layer high frequency coefficient；
Image reconstruction device is connect with the area extraction equipment and the coefficient corrective respectively, for receive it is described most
High-rise low frequency coefficient and the revised layer-by-layer high frequency coefficient, and based on the top low frequency coefficient and the amendment
Layer-by-layer high frequency coefficient afterwards is rebuild, and to obtain the corresponding reconstruction image of the instant correction image, and the reconstruction is schemed
The area extraction equipment is sent to as replacing the instant correction image；
Wherein, in the coefficient corrective, the overall contrast of the predetermined coefficient threshold value and the instant correction image
It is inversely proportional.
10. the action triggers system based on mode detection as claimed in claim 9, it is characterised in that:
The coefficient corrective includes data receipt unit, data correction unit and data outputting unit, the data receiver
Unit is connected with the data correction unit, and the data outputting unit is connected with the data correction unit；
Wherein, described image reconstructing apparatus handles chip by DSP to realize, wherein the internal memory of the DSP processing chip
In save and carry out rebuilding used weight based on the top low frequency coefficient and the revised layer-by-layer high frequency coefficient
Modeling formula.
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| 顾宇枫: "基于Android平台的前方车辆防碰撞预警系统", 《中国优秀硕士学位论文全文数据库》 * |
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| CN112784626A (en) * | 2019-11-04 | 2021-05-11 | 解晗 | Replacement demand field triggering device based on mobile terminal |
| CN112784626B (en) * | 2019-11-04 | 2022-07-01 | 广东新星源智能信息科技有限公司 | Replacement demand field triggering device based on mobile terminal |
| CN110796881A (en) * | 2019-11-07 | 2020-02-14 | 陈定良 | Traffic signal lamp device |
| CN115195564A (en) * | 2022-07-08 | 2022-10-18 | 江阴市浩盛电器线缆制造有限公司 | Unloading state identification platform and method for carrier vehicle |
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