CN109598718A - Equipment replacement demand analysis mechanism - Google Patents
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- CN109598718A CN109598718A CN201811485197.7A CN201811485197A CN109598718A CN 109598718 A CN109598718 A CN 109598718A CN 201811485197 A CN201811485197 A CN 201811485197A CN 109598718 A CN109598718 A CN 109598718A
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- 238000004458 analytical method Methods 0.000 title claims abstract description 46
- 230000007246 mechanism Effects 0.000 title claims abstract description 40
- 238000002604 ultrasonography Methods 0.000 claims abstract description 40
- 239000002131 composite material Substances 0.000 claims abstract description 8
- 238000001914 filtration Methods 0.000 claims description 24
- 230000011218 segmentation Effects 0.000 claims description 12
- 238000003706 image smoothing Methods 0.000 claims description 11
- 238000009499 grossing Methods 0.000 claims description 7
- 238000001514 detection method Methods 0.000 claims description 6
- 239000006002 Pepper Substances 0.000 claims description 3
- 239000002872 contrast media Substances 0.000 description 9
- 230000017531 blood circulation Effects 0.000 description 4
- 238000003384 imaging method Methods 0.000 description 4
- 210000001519 tissue Anatomy 0.000 description 4
- 230000000694 effects Effects 0.000 description 3
- 230000003760 hair shine Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 3
- 230000004048 modification Effects 0.000 description 3
- 210000004204 blood vessel Anatomy 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000009022 nonlinear effect Effects 0.000 description 2
- 210000000056 organ Anatomy 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 239000008280 blood Substances 0.000 description 1
- 210000004369 blood Anatomy 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000001951 hemoperfusion Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000010253 intravenous injection Methods 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 210000002751 lymph Anatomy 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 230000010412 perfusion Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000523 sample Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000012285 ultrasound imaging Methods 0.000 description 1
- 210000003462 vein Anatomy 0.000 description 1
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T7/00—Image analysis
- G06T7/0002—Inspection of images, e.g. flaw detection
- G06T7/0012—Biomedical image inspection
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/70—Denoising; Smoothing
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T5/00—Image enhancement or restoration
- G06T5/80—Geometric correction
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10072—Tomographic images
- G06T2207/10081—Computed x-ray tomography [CT]
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/10—Image acquisition modality
- G06T2207/10132—Ultrasound image
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06T—IMAGE DATA PROCESSING OR GENERATION, IN GENERAL
- G06T2207/00—Indexing scheme for image analysis or image enhancement
- G06T2207/20—Special algorithmic details
- G06T2207/20021—Dividing image into blocks, subimages or windows
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- Medical Informatics (AREA)
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- Quality & Reliability (AREA)
- Computer Vision & Pattern Recognition (AREA)
- Nuclear Medicine, Radiotherapy & Molecular Imaging (AREA)
- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
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- Ultra Sonic Daignosis Equipment (AREA)
Abstract
The present invention relates to a kind of equipment replacement demand analysis mechanisms, comprising: raster timing circuit provides fixed cycle operator for each electronic equipment for ultrasound according to shadow device using pal mode；The raster timing circuit is connect with televimonitor, is used to provide the described composite synchronizing signal, composite blanking signal and the grating address signal of televimonitor needs；The raster timing circuit is connect with frame memory, is used to provide the described the read control signal, write control signal and reading address signal of frame memory needs；DSP processing chip of the raster timing circuit also with ultrasound according to shadow device is connect, and provides scanning timing signal for handling chip for the DSP；Otherwise demand analysis equipment, issues for issuing CT request signal when reference noise type, which is, influences the type of ultrasound image objective identification and maintains ultrasonic signal.Through the invention, ultrasound is improved according to the intelligent level of shadow device.
Description
Technical field
The present invention relates to ultrasounds to shine shadow field more particularly to a kind of equipment replacement demand analysis mechanism.
Background technique
Acoustic contrast agent is in ultrasound according to the substance for being used to enhance picture contrast in shadow device.Generally micron dimension diameter
Coating microbubble, by intravenous injection enter blood circulation system, to enhance the reflected intensity of ultrasonic wave, thus reach ultrasound
The purpose of contrast imaging.
After acoustic contrast agent injects blood vessel, thus it is possible to vary the ultrasonic characteristic of tissue (such as backscattering coefficient, attenuation coefficient,
The velocity of sound and nonlinear effect) contrasting effects are generated, reinforcing effect depends on concentration, size and the ultrasound emission of acoustic contrast agent
Frequency.Its most basic property is exactly that can enhance the echo ability of tissue, can be improved in ultrasonic imaging image clarity and
Contrast.Its nonlinear effect generates the harmonic component of certain energy, can measure using harmonic imaging and harmonic wave Doppler technology
Internal tiny blood vessels blood flow and tissue perfusion, the clutter letter that the histokinesis without acoustic contrast agent can be inhibited to generate on fundamental frequency
Number, greatly improve signal-to-noise ratio.
Summary of the invention
The image that encountering when in order to solve current supersonic sounding can not overcome lacks helpless technical problem, the present invention
A kind of equipment replacement demand analysis mechanism is provided, reference type identification apparatus detects the noise of image for receiving,
To obtain the amplitude of each types noise in described image, and the noise type of amplitude maximum is defeated as reference noise type
Out, demand analysis equipment is also introduced, is connect with type identification apparatus, for being to influence ultrasound image target in reference noise type
When the type of identification, CT request signal is issued, otherwise, issues and maintains ultrasonic signal；Importantly, the Lay that the degree of distortion is up to standard
Compared with Na figure carries out the degree of distortion of specific position image block with the image after antibarreling, with the multiple based on the degree of distortion
Relationship adaptively determines the number for executing antibarreling again to image after antibarreling, to guarantee image barrel-shaped distortion
Calibration result.
According to an aspect of the present invention, a kind of equipment replacement demand analysis mechanism is provided, the mechanism includes:
Raster timing circuit provides fixed cycle operator for each electronic equipment for ultrasound according to shadow device using pal mode.
More specifically, in equipment replacement demand analysis mechanism: the raster timing circuit and televimonitor connect
It connects, is used to provide the described composite synchronizing signal, composite blanking signal and the grating address signal of televimonitor needs.
More specifically, in equipment replacement demand analysis mechanism: the raster timing circuit is connect with frame memory,
It is used to provide the described the read control signal, write control signal and reading address signal of frame memory needs.
More specifically, in equipment replacement demand analysis mechanism: the raster timing circuit also shines shadow device with ultrasound
DSP processing chip connection, for for the DSP processing chip scanning timing signal is provided.
More specifically, in equipment replacement demand analysis mechanism, further includes:
Demand analysis equipment is connect with type identification apparatus, for being to influence ultrasound image target in reference noise type
When the type of identification, CT request signal is issued, otherwise, issues and maintains ultrasonic signal；In the demand analysis equipment, described
Reference noise type is when influencing the type of ultrasound image objective identification, and issuing CT request signal includes: in the reference noise
When type is salt-pepper noise or Gaussian noise, CT request signal is issued；Image smoothing equipment is connect with the frame memory, is used
Shadow image is shone in receiving the ultrasound in the frame memory, picture smooth treatment is executed according to shadow image to the ultrasound, to obtain
Corresponding smoothing processing image；Antibarreling equipment is connect with described image smoothing arrangement, for receiving the smooth place
Image is managed, antibarreling operation is executed to the smoothing processing image, to obtain corresponding antibarreling image；Point
Block extract equipment is connect with the antibarreling equipment, for barrel distortion degree Lai Natu up to standard and described barrel-shaped
Distortion correction image executes the fragmental image processing of identical image piecemeal size, to obtain each image block of the Lai Natu
And each piecemeal of the antibarreling image, extract the figure in the middle position of each image block of the Lai Natu
As piecemeal is using the figure in the middle position as the first image block and each image block of the antibarreling image
As piecemeal is using as the second image block；Signal triggers equipment, connect with the piecemeal extract equipment, in second figure
When barrel distortion as the barrel distortion degree of piecemeal less than or equal to the first image block is spent, the first trigger signal is issued, is also used to
When the barrel distortion that the barrel distortion degree of second image block is greater than the first image block is spent, the second triggering letter is issued
Number；Additional processing equipment connect with signal triggering equipment, for when receiving second trigger signal, will described in
The barrel distortion degree of second image block obtains corresponding multiple, and base divided by the barrel distortion degree of the first image piecemeal
It is determined in the multiple and subsequent multiple antibarreling number of processing is executed to the antibarreling image, to institute
It states antibarreling image and executes multiple antibarreling processing, obtain corresponding additional processing image；Type identification is set
It is standby, connect with the additional processing equipment, for receiving the additional processing image, to the noise of the additional processing image into
Row detection to obtain the amplitude of each types noise in the additional processing image, and the noise type of amplitude maximum is made
For the output of reference noise type.
More specifically, in equipment replacement demand analysis mechanism: in the additional processing equipment, being also used to connecing
When receiving first trigger signal, image is handled using the antibarreling image as additional.
Detailed description of the invention
Embodiment of the present invention is described below with reference to attached drawing, in which:
Fig. 1 is the ultrasound according to applied by the equipment replacement demand analysis mechanism shown in embodiment of the present invention according to shadow device
Appearance schematic diagram.
Specific embodiment
The embodiment of equipment replacement demand analysis mechanism of the invention is described in detail below with reference to accompanying drawings.
Ultrasound is application of the acoustic contrast agent in conventional ultrasound imaging according to shadow device.Acoustic contrast agent is by sound wave in different Jie
The mode difference of the interface reflection of matter compares to enhance.This interface can be minute bubbles surface or it is other more
Complicated structure.The contrast agent that can be bought on the market is the microvesicle (micron dimension) containing gas mostly, is introduced into people by vein
Body blood circulation system.Microvesicle has very strong acoustic impedance, and so as to effective reflected acoustic wave, and this reflecting effect is remote
Higher than around bubble liquid (blood, lymph) and biological tissue.It therefore, can be effective using contrast agent in ultrasonic imaging
Enhancing ultrasonic wave reflection, to obtain higher image resolution ratio.Contrast agent, which strengthens ultrasound, can be used for observing in organ
Hemoperfusion, measure heart or velocity of blood flow and some other purposes in other organs.
In order to overcome above-mentioned deficiency, the present invention has built a kind of equipment replacement demand analysis mechanism, can effectively solve the problem that phase
The technical issues of answering.
Fig. 1 is the ultrasound according to applied by the equipment replacement demand analysis mechanism shown in embodiment of the present invention according to shadow device
Appearance schematic diagram, the ultrasound include display screen 1, ultrasonic probe 2 and shell 3 according to shadow device.
The equipment replacement demand analysis mechanism shown according to an embodiment of the present invention includes:
Raster timing circuit provides fixed cycle operator for each electronic equipment for ultrasound according to shadow device using pal mode.
Then, continue that the specific structure of equipment replacement demand analysis mechanism of the invention is further detailed.
In equipment replacement demand analysis mechanism: the raster timing circuit is connect with televimonitor, for mentioning
Composite synchronizing signal, composite blanking signal and the grating address signal needed for the televimonitor.
In equipment replacement demand analysis mechanism: the raster timing circuit is connect with frame memory, for providing
Read control signal, write control signal and the reading address signal that the frame memory needs.
In equipment replacement demand analysis mechanism: DSP of the raster timing circuit also with ultrasound according to shadow device is handled
Chip connection provides scanning timing signal for handling chip for the DSP.
In equipment replacement demand analysis mechanism, further includes:
Demand analysis equipment is connect with type identification apparatus, for being to influence ultrasound image target in reference noise type
When the type of identification, CT request signal is issued, otherwise, issues and maintains ultrasonic signal；
It is to influence the type of ultrasound image objective identification in the reference noise type in the demand analysis equipment
When, issuing CT request signal includes: to issue CT request letter when the reference noise type is salt-pepper noise or Gaussian noise
Number；
Image smoothing equipment is connect with the frame memory, shines shadow image for receiving the ultrasound in the frame memory,
Picture smooth treatment is executed according to shadow image to the ultrasound, to obtain corresponding smoothing processing image；
Antibarreling equipment is connect with described image smoothing arrangement, for receiving the smoothing processing image, to institute
It states smoothing processing image and executes antibarreling operation, to obtain corresponding antibarreling image；
Piecemeal extract equipment is connect with the antibarreling equipment, for the Lai Natu up to standard to barrel distortion degree
The fragmental image processing of identical image piecemeal size is executed, with the antibarreling image to obtain each of the Lai Natu
Each piecemeal of a image block and the antibarreling image, is extracted in each image block of the Lai Natu
Between position image block as in each image block of the first image block and the antibarreling image
Between position image block using as the second image block；
Signal triggers equipment, connect with the piecemeal extract equipment, for the barrel distortion in second image block
When the barrel distortion that degree is less than or equal to the first image block is spent, the first trigger signal is issued, is also used in second image point
When the barrel distortion that the barrel distortion degree of block is greater than the first image block is spent, the second trigger signal is issued；
Addition processing equipment is connect with signal triggering equipment, for inciting somebody to action when receiving second trigger signal
The barrel distortion degree of second image block obtains corresponding multiple divided by the barrel distortion degree of the first image piecemeal,
And determined based on the multiple and subsequent multiple antibarreling number of processing is executed to the antibarreling image, with
Multiple antibarreling processing is executed to the antibarreling image, obtains corresponding additional processing image；
Type identification apparatus is connect with the additional processing equipment, for receiving the additional processing image, is chased after to described
The noise of processing image is added to be detected, to obtain the amplitude of each types noise in the additional processing image, and by width
It is worth maximum noise type to export as reference noise type.
In equipment replacement demand analysis mechanism: in the additional processing equipment, be also used to receive it is described
When the first trigger signal, image is handled using the antibarreling image as additional.
In equipment replacement demand analysis mechanism, further includes:
Wavelet filtering equipment, shape identification equipment, shape processing equipment, region segmentation equipment and distribution aware device, position
Between described image smoothing arrangement and the frame memory.
In equipment replacement demand analysis mechanism: the wavelet filtering equipment is connect with the frame memory, is used for
The ultrasound is received according to shadow image, the ultrasound is implemented to shine shadow picture noise type self adaption based on the ultrasound according to shadow image
The wavelet filtering of the wavelet basis of selection is handled, to obtain corresponding wavelet filtering image；
Wherein, the shape identification equipment is connect with the wavelet filtering equipment, for receiving the wavelet filtering image,
The shape of multiple objects is identified from the wavelet filtering image.
In equipment replacement demand analysis mechanism: the shape processing equipment is connect with shape identification equipment,
Area of the multiple object respectively in the wavelet filtering image is calculated for the shape based on the multiple object, and right
The area in the wavelet filtering image carries out mean value computation to the multiple object respectively, to obtain corresponding area mean value；
Wherein, the region segmentation equipment is connect with the shape processing equipment, for receiving the area mean value, is based on
The area mean value, which is determined, carries out the region quantity obtained after the identical region segmentation of size to the wavelet filtering image；
Wherein, the distribution aware device respectively with described image smoothing arrangement, the shape processing equipment and the area
Regional partition equipment connection, for find out in each region for object shape each sub-regions the gross area, and will it is described always
The maximum region of area, which is used as, finds out region, and the region replacement ultrasonic shadow image that shines of finding out is sent to described image
Smoothing arrangement.
In equipment replacement demand analysis mechanism: true based on the area mean value in the region segmentation equipment
The fixed region quantity for obtain after the identical region segmentation of size to the wavelet filtering image includes: that the area mean value is got over
It is small, it is more that the region quantity obtained after the identical region segmentation of size is carried out to the wavelet filtering image；
Wherein, the distribution aware device includes subregion detection unit and subregion comparing unit, the subregion inspection
Unit is surveyed to be used to find out in each region as the gross area of each sub-regions of object shape；
Wherein, the subregion comparing unit is connect with the subregion detection unit, for the gross area is maximum
Region as finding out region.
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.
The data format of chip operation is handled according to DSP to classify.Data handle chip with the DSP that fixed point format works
Referred to as fixed DSP handles chip, such as TMS320C1X/C2X, TMS320C2XX/C5X, TMS320C54X/C62XX system of TI company
Column, the ADSP21XX series of AD company, the DSP16/16A of AT & T Corp., the MC56000 etc. of Motolora company.With floating-point lattice
The Floating-point DSP that is known as of formula work handles chip, such as the TMS320C3X/C4X/C8X of TI company, the ADSP21XXX system of AD company
Column, the DSP32/32C of AT & T Corp., the MC96002 etc. of Motolora company.
Using equipment replacement demand analysis mechanism of the invention, encountering when for supersonic sounding in the prior art can not overcome
Image lack helpless technical problem, by reference type identification apparatus, the noise of image is examined for receiving
It surveys, to obtain the amplitude of each types noise in described image, and using the noise type of amplitude maximum as reference noise class
Type output, also introducing demand analysis equipment, connect with type identification apparatus, for being to influence ultrasound image in reference noise type
When the type of objective identification, CT request signal is issued, otherwise, issues and maintains ultrasonic signal；Importantly, the degree of distortion is up to standard
Lai Natu with after antibarreling image carry out specific position image block the degree of distortion compared with, based on the degree of distortion
Multiple proportion adaptively determines the number for executing antibarreling again to image after antibarreling, to guarantee that image is barrel-shaped
Distortion correction effect.
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 equipment replacement demand analysis mechanism characterized by comprising
Raster timing circuit provides fixed cycle operator for each electronic equipment for ultrasound according to shadow device using pal mode.
2. equipment replacement demand analysis as described in claim 1 mechanism, it is characterised in that:
The raster timing circuit is connect with televimonitor, is used to provide the described the composite sync letter of televimonitor needs
Number, composite blanking signal and grating address signal.
3. equipment replacement demand analysis as claimed in claim 2 mechanism, it is characterised in that:
The raster timing circuit is connect with frame memory, is used to provide the described the read control signal of frame memory needs, is write control
Signal processed and reading address signal.
4. equipment replacement demand analysis as claimed in claim 3 mechanism, it is characterised in that:
DSP processing chip of the raster timing circuit also with ultrasound according to shadow device is connect, and is provided for handling chip for the DSP
Scan timing signal.
5. equipment replacement demand analysis as claimed in claim 4 mechanism, which is characterized in that the mechanism further include:
Demand analysis equipment is connect with type identification apparatus, for being to influence ultrasound image objective identification in reference noise type
Type when, issue CT request signal, otherwise, issue maintain ultrasonic signal；
In the demand analysis equipment, when the reference noise type, which is, influences the type of ultrasound image objective identification, hair
CT request signal includes: to issue CT request signal when the reference noise type is salt-pepper noise or Gaussian noise out；
Image smoothing equipment is connect with the frame memory, for receiving the ultrasound in the frame memory according to shadow image, to institute
It states ultrasound and executes picture smooth treatment according to shadow image, to obtain corresponding smoothing processing image；
Antibarreling equipment is connect with described image smoothing arrangement, for receiving the smoothing processing image, to described flat
Sliding processing image executes antibarreling operation, to obtain corresponding antibarreling image；
Piecemeal extract equipment is connect with the antibarreling equipment, for barrel distortion degree Lai Natu up to standard and institute
The fragmental image processing that antibarreling image executes identical image piecemeal size is stated, to obtain each figure of the Lai Natu
As piecemeal and each piecemeal of the antibarreling image, the interposition of each image block of the Lai Natu is extracted
The image block set is using the interposition as the first image block and each image block of the antibarreling image
The image block set is using as the second image block；
Signal triggers equipment, connect with the piecemeal extract equipment, small for the barrel distortion degree in second image block
When the barrel distortion for being equal to the first image block is spent, the first trigger signal is issued, is also used in second image block
When the barrel distortion that barrel distortion degree is greater than the first image block is spent, the second trigger signal is issued；
Additional processing equipment connect with signal triggering equipment, for when receiving second trigger signal, will described in
The barrel distortion degree of second image block obtains corresponding multiple, and base divided by the barrel distortion degree of the first image piecemeal
It is determined in the multiple and subsequent multiple antibarreling number of processing is executed to the antibarreling image, to institute
It states antibarreling image and executes multiple antibarreling processing, obtain corresponding additional processing image；
Type identification apparatus is connect with the additional processing equipment, for receiving the additional processing image, at the addition
The noise of reason image is detected, to obtain the amplitude of each types noise in the additional processing image, and most by amplitude
Big noise type is exported as reference noise type.
6. equipment replacement demand analysis as claimed in claim 5 mechanism, it is characterised in that:
It in the additional processing equipment, is also used to when receiving first trigger signal, by the antibarreling
Image is as additional processing image.
7. equipment replacement demand analysis as claimed in claim 6 mechanism, which is characterized in that the mechanism further include:
Wavelet filtering equipment, shape identification equipment, shape processing equipment, region segmentation equipment and distribution aware device, are located at institute
It states between image smoothing equipment and the frame memory.
8. equipment replacement demand analysis as claimed in claim 7 mechanism, it is characterised in that:
The wavelet filtering equipment is connect with the frame memory, for receiving the ultrasound according to shadow image, is shone the ultrasound
The wavelet filtering that shadow image implements based on the ultrasound according to the wavelet basis of shadow picture noise type self adaption selection is handled, to obtain
Corresponding wavelet filtering image；
Wherein, the shape identification equipment is connect with the wavelet filtering equipment, for receiving the wavelet filtering image, from institute
State the shape that multiple objects are identified in wavelet filtering image.
9. equipment replacement demand analysis as claimed in claim 8 mechanism, it is characterised in that:
The shape processing equipment is connect with shape identification equipment, for described in the shape calculating based on the multiple object
Multiple objects area in the wavelet filtering image respectively, and to the multiple object respectively in the wavelet filtering image
In area carry out mean value computation, to obtain corresponding area mean value；
Wherein, the region segmentation equipment is connect with the shape processing equipment, for receiving the area mean value, based on described
Area mean value, which is determined, carries out the region quantity obtained after the identical region segmentation of size to the wavelet filtering image；
Wherein, the distribution aware device divides with described image smoothing arrangement, the shape processing equipment and the region respectively
Equipment connection is cut, for finding out in each region as the gross area of each sub-regions of object shape, and by the gross area
It maximum region finds out the region replacement ultrasound as finding out region, and by described according to shadow image to be sent to described image smooth
Equipment.
10. equipment replacement demand analysis as claimed in claim 9 mechanism, it is characterised in that:
In the region segmentation equipment, determined based on the area mean value identical to wavelet filtering image progress size
The region quantity obtained after region segmentation includes: that the area mean value is smaller, and it is identical to carry out size to the wavelet filtering image
Region segmentation after the region quantity that obtains it is more；
Wherein, the distribution aware device includes subregion detection unit and subregion comparing unit, and the subregion detection is single
Member is for finding out in each region as the gross area of each sub-regions of object shape；
Wherein, the subregion comparing unit is connect with the subregion detection unit, is used for the maximum area of the gross area
Domain is used as and finds out region.
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