CN108960121B - Channel control platform based on face recognition - Google Patents
Channel control platform based on face recognition Download PDFInfo
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- CN108960121B CN108960121B CN201810688603.3A CN201810688603A CN108960121B CN 108960121 B CN108960121 B CN 108960121B CN 201810688603 A CN201810688603 A CN 201810688603A CN 108960121 B CN108960121 B CN 108960121B
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- G—PHYSICS
- G06—COMPUTING OR CALCULATING; COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/16—Human faces, e.g. facial parts, sketches or expressions
- G06V40/161—Detection; Localisation; Normalisation
- G06V40/166—Detection; Localisation; Normalisation using acquisition arrangements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
- G01B11/06—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material
- G01B11/0616—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness for measuring thickness ; e.g. of sheet material of coating
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Abstract
The channel control platform based on face recognition that the present invention relates to a kind of, comprising: the front of CCD sensing equipment is arranged in taking lens, and the light for incuding for the CCD sensing equipment builds optical path；The side of the taking lens is arranged in dust measuring instrument, for measuring to the dust thickness on the taking lens, and when the dust thickness is more than limitation, the blocked up signal of dust is issued, and when the dust thickness is less than limitation, issues dust normal signal；Suspect's detection device, for carrying out suspect's detection processing based on face recognition to conjugate gradient filtering image, when detecting suspect's object, to issue urgent prevention and control signal；Automatic dust removal equipment is connect with the dust measuring instrument, for executing dust removal process corresponding with the dust thickness based on the dust thickness when receiving the blocked up signal of the dust.Through the invention, the traffic efficiency at customs's immigration channel is improved.
Description
Technical field
The present invention relates to area of facial recognition more particularly to a kind of channel control platforms based on face recognition.
Background technique
The shape of face is very unstable, and people can generate many expressions by the variation of face, and in different viewing angles,
The visual pattern of face also differs greatly, in addition, face recognition is also illuminated by the light condition (such as day and night, indoor and outdoors
Deng), the influences of many overcovers (such as mask, sunglasses, hair, beard etc.) of face, many factors such as age.
In face recognition, the variation of the first kind be amplify and as the standard for distinguishing individual, and the second class
Variation should be eliminated, because they can represent the same individual.
Commonly referred to as first kind variation changes between class, and the variation of the second class is referred to as variation in class.For face, change in class
Change commonly greater than between class, to make to become abnormal tired using variation differentiation individual between class by interference is changed in class
It is difficult.
Using the image surface of built skin detection and measured carry out signature analysis, according to the result of analysis come to
A similar value out.It can be determined whether by this value as same people.
Summary of the invention
In order to solve the technical problem that passage speed is too slow at customs's immigration channel, the present invention provides one kind based on face
The channel control platform of identification detects for the suspect at customs's immigration channel and introduces adaptive camera lens dedusting mechanism and specific aim
Image procossing mechanism improves the precision in suspect's detection based on face recognition；In specific image procossing, figure is utilized
Picture marginal information is more, the more complicated characteristic of image, when image edge information is more, more accurate second wavelet filtering is selected to set
It is standby to be filtered, when image edge information is few, the higher first wavelet filtering equipment of cost performance is selected to be filtered place
Reason, to avoid the occurrence of the coarse customization of filtering strategies.
According to an aspect of the present invention, a kind of channel control platform based on face recognition is provided, the platform includes:
The front of CCD sensing equipment is arranged in taking lens, and the light for incuding for the CCD sensing equipment is built
Optical path；The side of the taking lens is arranged in dust measuring instrument, for the dust thickness on the taking lens into
Row measurement, and when the dust thickness is more than limitation, the blocked up signal of dust is issued, and be less than limit in the dust thickness
When amount, dust normal signal is issued；CCD sensing equipment, setting are connect at customs's immigration channel with the dust measuring instrument,
For image sensing being carried out to the human body to be entered a country at customs's immigration channel, to obtain when receiving the dust normal signal
It obtains and exports corresponding immigration human body image；Quantity detection device is connect with the CCD sensing equipment, for receive it is described enter
Border human body image obtains each of immigration human body image pixel, determines institute based on the pixel value of neighborhood territory pixel point
It states whether each of immigration human body image pixel is edge pixels point, and obtains the edge in the immigration human body image
The accumulated number of pixel；Edge processing equipment is customized, is connect with the quantity detection device, for receiving the immigration human body
The accumulated number and the immigration human body image of edge pixels point in image, and based on the edge in the immigration human body image
The accumulated number of pixel determines the intensity that edge processing is executed to the immigration human body image, corresponding fixed to obtain and export
System processing image；Marginal point measuring device is connect, for receiving the customized treatment figure with customization edge processing equipment
Picture is made whether as the detection operation of edge pixel point each of customized treatment image pixel, and exports institute
State whole pixel quantities of customized treatment image and whole edge pixel point quantity of the customized treatment image；Multiple identification
Equipment is connect with the marginal point measuring device, for receiving whole pixel quantities of the customized treatment image and described
Whole edge pixel point quantity of customized treatment image, by whole pixel quantities of the customized treatment image divided by described fixed
Whole edge pixel point quantity of system processing image are to obtain edge with reference to multiple；Mode selection device is identified with the multiple
Equipment connection issues the first filtering for receiving the edge with reference to multiple, and when the edge is more than limitation with reference to multiple
Switching signal, and when the edge is less than limitation with reference to multiple, issue the second filtering switching signal；First wavelet filtering
Equipment is connect with the mode selection device and the marginal point measuring device respectively, for receiving second filtering
When switching signal, enter working condition from power down mode, and execute following operation under the working condition: at the customization
The WIENER filtering processing that image executes wavelet field is managed, to obtain corresponding filtering image to export as the first filtering image；
Second wavelet filtering equipment is connect, for receiving respectively with the mode selection device and the marginal point measuring device
When the first filtering switching signal, enter working condition from power down mode, and execute following operation under the working condition:
Wavelet division is carried out to the customized treatment image to obtain each high frequency coefficient and acquisition P layer of the first layer to P layers
Each low frequency coefficient, the high frequency coefficient by numerical value lower than preset threshold is set as zero, and numerical value is not less than the high frequency of preset threshold
Coefficient is set as the one third of its initial value, and based on P layers of each low frequency coefficient and treated first layer to P layers
Each high frequency coefficient carries out rebuilding for image, to obtain the corresponding filtering image of the customized treatment image using as second
Filtering image output；Data are converged and equipment, connect respectively with the first wavelet filtering equipment and the second wavelet filtering equipment
It connects, is used for first filtering image or second filtering image converges as data and image, and export the data and converge
And image；Conjugate gradient filter apparatus converges with the data and equipment is connect, and setting is at customs's immigration channel, for receiving
The data are converged and image, converge to the data and image executes the adaptive-filtering based on conjugate gradient algorithms and handles, to obtain
Corresponding conjugate gradient filtering image is obtained, and exports the conjugate gradient filtering image；Suspect's detection device, with the conjugation
The connection of gradient filtering equipment, for receiving the conjugate gradient filtering image, is based on the conjugate gradient filtering image
Suspect's detection processing of face recognition, when detecting suspect's object, to issue urgent prevention and control signal；Automatic dust removing is set
It is standby, connect with the dust measuring instrument, for when receiving the blocked up signal of the dust, based on the dust thickness execute with
The corresponding dust removal process of the dust thickness；Wherein, the CCD sensing equipment is also used to receiving the blocked up signal of the dust
When, stop carrying out image sensing to the human body to be entered a country at customs's immigration channel.
More specifically, in the channel control platform based on face recognition: the first wavelet filtering equipment is saving
Different with power consumption under working condition under electricity condition, the second wavelet filtering equipment consumes under power down mode and under working condition
Electricity is different.
More specifically, in the channel control platform based on face recognition: the first wavelet filtering equipment is connecing
When receiving the first filtering switching signal, enter power down mode from working condition.
More specifically, in the channel control platform based on face recognition, further includes:
Power supply equipment is connect with the first wavelet filtering equipment and the second wavelet filtering equipment respectively, is used
In providing power supply for the first wavelet filtering equipment and the second wavelet filtering equipment.
More specifically, in the channel control platform based on face recognition: the first wavelet filtering equipment into
When entering power down mode, the WIENER for stopping executing the customized treatment image wavelet field is filtered, directly by the customization
Processing image is exported as the first filtering image.
More specifically, in the channel control platform based on face recognition: the second wavelet filtering equipment is connecing
When receiving the second filtering switching signal, enter power down mode from working condition.
More specifically, in the channel control platform based on face recognition: the second wavelet filtering equipment into
When entering power down mode, stop carrying out wavelet division to the customized treatment image, directly using the customized treatment image as the
The output of two filtering images.
More specifically, in the channel control platform based on face recognition: the automatic dust removal equipment is also used to
When receiving the dust normal signal, dust removal process is not executed.
More specifically, in the channel control platform based on face recognition: suspect's detection device is not being examined
When measuring suspect's object, normal pass signal is issued.
More specifically, in the channel control platform based on face recognition: in customization edge processing equipment,
The accumulated number of edge pixels point in the immigration human body image is bigger, executes edge processing to the immigration human body image
Intensity is bigger.
Detailed description of the invention
Embodiment of the present invention is described below with reference to attached drawing, in which:
Fig. 1 is to be simulated according to the channel management of the channel control platform based on face recognition shown in embodiment of the present invention
Figure.
Specific embodiment
The embodiment of the channel control platform to of the invention based on face recognition carries out detailed below with reference to accompanying drawings
Explanation.
Face recognition is considered as living things feature recognition field even most difficult one of the research topic of artificial intelligence field.
The difficulty of face recognition is mainly that the characteristics of face is used as biological characteristic is brought.
Difference between Different Individual is little, and the structure of all faces is all similar or even construction profile of face organ
It is all much like.Such feature is advantageous for carrying out positioning using face, but for distinguishing human individual using face
It is unfavorable.
In order to overcome above-mentioned deficiency, the present invention has built a kind of channel control platform based on face recognition, can be effective
Solve corresponding technical problem.
Fig. 1 is to be simulated according to the channel management of the channel control platform based on face recognition shown in embodiment of the present invention
Figure.Wherein, 1 is CCD sensing equipment, and 2 be dust measuring instrument.
The channel control platform based on face recognition shown according to an embodiment of the present invention includes:
The front of CCD sensing equipment is arranged in taking lens, and the light for incuding for the CCD sensing equipment is built
Optical path；
The side of the taking lens is arranged in dust measuring instrument, for the dust thickness on the taking lens into
Row measurement, and when the dust thickness is more than limitation, the blocked up signal of dust is issued, and be less than limit in the dust thickness
When amount, dust normal signal is issued；
CCD sensing equipment, setting are connect, for receiving at customs's immigration channel with the dust measuring instrument
When stating dust normal signal, image sensing is carried out to the human body to be entered a country at customs's immigration channel, it is corresponding to obtain and export
Immigration human body image；
Quantity detection device is connect with the CCD sensing equipment, for receiving the immigration human body image, described in acquisition
Enter a country each of human body image pixel, based on neighborhood territory pixel point pixel value determine it is every in the immigration human body image
Whether one pixel is edge pixels point, and obtains the accumulated number of the edge pixels point in the immigration human body image；
Edge processing equipment is customized, is connect with the quantity detection device, for receiving in the immigration human body image
The accumulated number of edge pixels point and the immigration human body image, and based on the edge pixels point in the immigration human body image
Accumulated number determines the intensity that edge processing is executed to the immigration human body image, to obtain and export corresponding customized treatment figure
Picture；
Marginal point measuring device is connect with customization edge processing equipment, right for receiving the customized treatment image
Each of customized treatment image pixel is made whether as the detection operation of edge pixel point, and exports the customization
Handle whole pixel quantities of image and whole edge pixel point quantity of the customized treatment image；
Multiple identifies equipment, connect with the marginal point measuring device, for receiving the whole of the customized treatment image
Whole edge pixel point quantity of pixel quantity and the customized treatment image, by whole pixels of the customized treatment image
Point quantity obtains edge divided by whole edge pixel point quantity of the customized treatment image with reference to multiple；
Mode selection device is connect with multiple identification equipment, for receiving the edge with reference to multiple, and described
When edge is more than limitation with reference to multiple, the first filtering switching signal is issued, and be less than limitation with reference to multiple at the edge
When, issue the second filtering switching signal；
First wavelet filtering equipment connect with the mode selection device and the marginal point measuring device respectively, is used for
When receiving the second filtering switching signal, enter working condition from power down mode, and execute under the working condition
Below operate: to the customized treatment image execute wavelet field WIENER be filtered, with obtain corresponding filtering image with
It is exported as the first filtering image；
Second wavelet filtering equipment connect with the mode selection device and the marginal point measuring device respectively, is used for
When receiving the first filtering switching signal, enter working condition from power down mode, and execute under the working condition
Below operate: to the customized treatment image carry out wavelet division with obtain first layer to P layers each high frequency coefficient and
The each low frequency coefficient for obtaining P layers sets zero lower than the high frequency coefficient of preset threshold for numerical value, and numerical value is not less than default threshold
The high frequency coefficient of value is set as the one third of its initial value, and based on P layers of each low frequency coefficient and treated first layer
Rebuilding for image is carried out to P layers of each high frequency coefficients, to obtain the corresponding filtering image of the customized treatment image
To be exported as the second filtering image；
Data are converged and equipment, connect respectively with the first wavelet filtering equipment and the second wavelet filtering equipment, use
In converging first filtering image or second filtering image as data and image, and exports the data and converge and scheme
Picture；
Conjugate gradient filter apparatus converges with the data and equipment is connect, and setting is at customs's immigration channel, for receiving
The data are converged and image, converge to the data and image executes the adaptive-filtering based on conjugate gradient algorithms and handles, to obtain
Corresponding conjugate gradient filtering image is obtained, and exports the conjugate gradient filtering image；
Suspect's detection device is connect with the conjugate gradient filter apparatus, for receiving the conjugate gradient filtering figure
Picture carries out suspect's detection processing based on face recognition to the conjugate gradient filtering image, to detect suspect couple
As when, issue urgent prevention and control signal；
Automatic dust removal equipment is connect with the dust measuring instrument, for being based on when receiving the blocked up signal of the dust
The dust thickness executes dust removal process corresponding with the dust thickness；
Wherein, the CCD sensing equipment is also used to when receiving the blocked up signal of the dust, stops entering a country to customs logical
Human body to be entered a country at road carries out image sensing.
Then, the specific structure for continuing the channel control platform to of the invention based on face recognition carries out further
It is bright.
In the channel control platform based on face recognition: the first wavelet filtering equipment under power down mode and
Power consumption is different under working condition, and the second wavelet filtering equipment is different with power consumption under working condition under power down mode.
In the channel control platform based on face recognition: the first wavelet filtering equipment is receiving described
When one filtering switching signal, enter power down mode from working condition.
In the channel control platform based on face recognition, further includes:
Power supply equipment is connect with the first wavelet filtering equipment and the second wavelet filtering equipment respectively, is used
In providing power supply for the first wavelet filtering equipment and the second wavelet filtering equipment.
In the channel control platform based on face recognition: the first wavelet filtering equipment is entering power down mode
When, the WIENER for stopping executing the customized treatment image wavelet field is filtered, and directly makees the customized treatment image
For the output of the first filtering image.
In the channel control platform based on face recognition: the second wavelet filtering equipment is receiving described
When two filtering switching signals, enter power down mode from working condition.
In the channel control platform based on face recognition: the second wavelet filtering equipment is entering power down mode
When, stop carrying out wavelet division to the customized treatment image, directly using the customized treatment image as the second filtering image
Output.
In the channel control platform based on face recognition: the automatic dust removal equipment be also used to receive it is described
When dust normal signal, dust removal process is not executed.
In the channel control platform based on face recognition: suspect is being not detected in suspect's detection device
When object, normal pass signal is issued.
In the channel control platform based on face recognition: in customization edge processing equipment, the immigration
The accumulated number of edge pixels point in human body image is bigger, and the intensity for executing edge processing to the immigration human body image is got over
Greatly.
Furthermore it is possible to replace the CCD sensing equipment using cmos image sensor.Cmos image sensor is a kind of allusion quotation
The solid state image sensor of type has common historical origin with CCD.Cmos image sensor usually by image-sensitive cell array,
A few part groups such as line driver, row driver, time sequence control logic, converter, data/address bus output interface, control interface
At this several part is usually all integrated on same silicon wafer.Its course of work generally can be divided into reset, photoelectric conversion, integral,
Read several parts.
Other digital signal processing circuits can also be integrated on cmos image sensor chip, such as converter, automatically
Light exposure control, nonuniform compensation, white balance processing, black level control, Gamma correction etc., even can in order to quickly calculate
Will have the DSP device of programmable functions to integrate with cmos device, to form at single-chip digital camera and image
Reason system.
Morrison in 1963, which has been delivered, can calculate sensor, this is that one kind can use photoconductive effect measurement facula position
Structure, become cmos image sensor development beginning.The CMOS CMOS active pixel sensor single-chip digital of nineteen ninety-five low noise
Camera succeeds.
Cmos image sensor have several advantages that 1), random window reading capability.Window read operation is at random
Cmos image sensor is functionally better than the one aspect of CCD, and also referred to as area-of-interest is chosen.In addition, cmos image
The highly integrated characteristic of sensor is easily achieved it while opening the function of multiple tracking windows.2), capability of resistance to radiation.Total comes
It says, the potential radiation resistance of cmos image sensor has important enhancing relative to CCD performance.3), system complexity and can
By property.System hardware structure can be greatly simplified using cmos image sensor.4), non-destructive data playback mode.5),
The spectrum assignment of optimization.Significantly, since the reason of being integrated with multiple functional transistors in pixel structure, CMOS figure
As there is also several disadvantages, mainly noise and filling rate two indices for sensor.It is relatively excellent in view of cmos image sensor
Performance more, so that cmos image sensor is widely used in every field.
Using the channel control platform of the invention based on face recognition, lead at the immigration of customs in the prior art channel
The unsmooth technical problem of row, by detecting the adaptive camera lens dedusting mechanism of introducing for the suspect at customs's immigration channel and being directed to
Property image procossing mechanism, improve based on face recognition suspect detection precision；In specific image procossing, utilize
Image edge information is more, the more complicated characteristic of image, when image edge information is more, selects more accurate second wavelet filtering
Equipment is filtered, and when image edge information is few, the higher first wavelet filtering equipment of cost performance is selected to be filtered
Processing, avoids the occurrence of the coarse customization of filtering strategies, to solve above-mentioned technical problem.
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 (3)
1. a kind of channel control platform based on face recognition, which is characterized in that the platform includes:
The front of CCD sensing equipment is arranged in taking lens, and the light for incuding for the CCD sensing equipment builds optics
Path；
The side of the taking lens is arranged in dust measuring instrument, for surveying to the dust thickness on the taking lens
Amount, and when the dust thickness is more than limitation, the blocked up signal of dust is issued, and be less than limitation in the dust thickness
When, issue dust normal signal；
CCD sensing equipment, setting are connect, for receiving the ash at customs's immigration channel with the dust measuring instrument
When dirt normal signal, image sensing is carried out to the human body to be entered a country at customs's immigration channel, to obtain and export corresponding immigration
Human body image；
Quantity detection device is connect with the CCD sensing equipment, for receiving the immigration human body image, obtains the immigration
Each of human body image pixel determines each of described immigration human body image based on the pixel value of neighborhood territory pixel point
Whether pixel is edge pixels point, and obtains the accumulated number of the edge pixels point in the immigration human body image；
Edge processing equipment is customized, is connect with the quantity detection device, for receiving the edge in the immigration human body image
The accumulated number of pixel and the immigration human body image, and based on the accumulative of the edge pixels point in the immigration human body image
Numerical value determines the intensity that edge processing is executed to the immigration human body image, to obtain and export corresponding customized treatment image；
Marginal point measuring device is connect, for receiving the customized treatment image, to described with customization edge processing equipment
Each of customized treatment image pixel is made whether as the detection operation of edge pixel point, and exports the customized treatment
Whole edge pixel point quantity of whole pixel quantities of image and the customized treatment image；
Multiple identifies equipment, connect with the marginal point measuring device, for receiving whole pixels of the customized treatment image
Whole edge pixel point quantity of point quantity and the customized treatment image, by whole pixel numbers of the customized treatment image
Whole edge pixel point quantity divided by the customized treatment image are measured to obtain edge with reference to multiple；
Mode selection device is connect with multiple identification equipment, for receiving the edge with reference to multiple, and at the edge
When being more than limitation with reference to multiple, the first filtering switching signal is issued, and when the edge is less than limitation with reference to multiple, hair
Second filtering switching signal out；
First wavelet filtering equipment is connect, for connecing respectively with the mode selection device and the marginal point measuring device
When receiving the second filtering switching signal, enter working condition from power down mode, and execution is following under the working condition
Operation: to the customized treatment image execute wavelet field WIENER be filtered, with obtain corresponding filtering image using as
The output of first filtering image；
Second wavelet filtering equipment is connect, for connecing respectively with the mode selection device and the marginal point measuring device
When receiving the first filtering switching signal, enter working condition from power down mode, and execution is following under the working condition
Operation: wavelet division is carried out to obtain first layer to P layers of each high frequency coefficient and acquisition to the customized treatment image
P layers of each low frequency coefficient sets zero lower than the high frequency coefficient of preset threshold for numerical value, and numerical value is not less than preset threshold
High frequency coefficient is set as the one third of its initial value, and based on P layers of each low frequency coefficient and treated first layer to P
Each high frequency coefficient of layer carries out image and rebuilds, with obtain the customized treatment image corresponding filtering image using as
The output of second filtering image；
Data are converged and equipment, connect respectively with the first wavelet filtering equipment and the second wavelet filtering equipment, and being used for will
First filtering image or second filtering image export the data remittance and image as data remittance and image；
Conjugate gradient filter apparatus converges with the data and equipment is connect, and setting is described for receiving at customs's immigration channel
Data are converged and image, converge to the data and image executes adaptive-filtering based on conjugate gradient algorithms and handles, to obtain pair
The conjugate gradient filtering image answered, and export the conjugate gradient filtering image；
Suspect's detection device is connect with the conjugate gradient filter apparatus, right for receiving the conjugate gradient filtering image
The conjugate gradient filtering image carries out suspect's detection processing based on face recognition, with when detecting suspect's object,
Issue urgent prevention and control signal；
Automatic dust removal equipment is connect with the dust measuring instrument, for when receiving the blocked up signal of the dust, based on described
Dust thickness executes dust removal process corresponding with the dust thickness；
Wherein, the CCD sensing equipment is also used to when receiving the blocked up signal of the dust, is stopped at customs's immigration channel
Human body to be entered a country carry out image sensing；
The first wavelet filtering equipment is different with power consumption under working condition under power down mode, and second wavelet filtering is set
It is standby different with power consumption under working condition under power down mode；
The first wavelet filtering equipment enters power saving shape from working condition when receiving the first filtering switching signal
State；
Power supply equipment is connect with the first wavelet filtering equipment and the second wavelet filtering equipment respectively, for for
The first wavelet filtering equipment and the second wavelet filtering equipment provide power supply；
The first wavelet filtering equipment stops executing wavelet field to the customized treatment image when entering power down mode
WIENER filtering processing, directly exports using the customized treatment image as the first filtering image；
The second wavelet filtering equipment enters power saving shape from working condition when receiving the second filtering switching signal
State；
The second wavelet filtering equipment stops carrying out wavelet division to the customized treatment image when entering power down mode,
Directly exported using the customized treatment image as the second filtering image；
The automatic dust removal equipment is also used to not execute dust removal process when receiving the dust normal signal；
Wherein, the CCD sensing equipment is replaced using cmos image sensing equipment, the cmos image sensing equipment is a kind of solid
Body imaging sensor, including image-sensitive cell array, line driver, row driver, time sequence control logic, converter, data are total
Line output interface and control interface, image-sensitive cell array, line driver, row driver, time sequence control logic, converter, number
It is integrated on same silicon wafer according to bus output interface and control interface；The course of work of the cmos image sensing equipment point
For reset, photoelectric conversion, integral and read several parts.
2. the channel control platform based on face recognition as described in claim 1, it is characterised in that:
Suspect's detection device issues normal pass signal when suspect's object is not detected.
3. the channel control platform based on face recognition as claimed in claim 2, it is characterised in that:
In customization edge processing equipment, the accumulated number of the edge pixels point in the immigration human body image is bigger, right
The intensity that the immigration human body image executes edge processing is bigger.
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| CN112150684A (en) * | 2020-09-11 | 2020-12-29 | 国网天津市电力公司 | Face identification access control system for transformer substation with associated work ticket and operation ticket and identification method thereof |
| CN112907984A (en) * | 2021-01-14 | 2021-06-04 | 淮阴师范学院 | Remote sensing monitoring and intelligent early warning equipment for mass fog on highway |
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