CN105975941A - Multidirectional vehicle model detection recognition system based on deep learning - Google Patents
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Abstract
The invention discloses a multidirectional vehicle model detection recognition system based on deep learning. For an automobile image taken at a non-fixed view angle, the system firstly detects the automobile position in the image through employing a vehicle detection positioning algorithm based on a convolution neural network, and then transmits the image of a part where an automobile is located to a vehicle model recognition network based on the convolution neural network for the recognition of the brand and model of the automobile. The system is robust for the photographing direction, illumination condition and scale deformation of the automobile image, and is greatly high in accuracy of the detection and recognition of the automobile.
Description
Technical field
The present invention relates to computer vision and degree of depth learning art field, particularly relate to a kind of based on the degree of depth learn in many ways
Identification system is detected to vehicle.
Background technology
Intelligent traffic monitoring system is a prior development direction of current traffic monitoring industry, mainly relies on computer
Picture under monitoring camera is shot by the technology such as vision and degree of depth study is automatically analyzed, thus judges hypervelocity, rushes
The acts of violating regulations such as red light, and can automatically identify the brand and model of vehicles peccancy, thus greatly facilitate traffic monitoring.
The degree of depth learns formally to propose in 2006, is a popular domain inside machine learning in recent years, originates from many
Layer artificial neural network, has been successfully applied to the fields such as computer vision, natural language processing and intelligent search the most.Wherein roll up
Long-pending neutral net has been achieved for the achievement attracted people's attention in field of image recognition, all gains ground, compare in a lot of application
Traditional method is greatly improved.And due to the classification problem requirement machine learning model tool of vehicle particular type number under fine granularity
Having extremely strong feature extraction ability and generalization ability, conventional machines learning model is difficult to accomplish preferable effect, the most naturally
Take into account use degree of depth learning model to solve this problem.
In vehicle cab recognition field, traditional method usually requires that automobile image shooting angle is fixed, and generally uses feature more
Significantly headstock front viewing angles, and require that the resolution of image is higher, although also can obtain good recognition accuracy,
But the vehicle cab recognition problem under monitoring environment is just seemed unable, because the image under monitoring environment is complex, car
The problem such as shooting angle unfixing, ambient lighting, image resolution ratio be difficult to solve.
Through retrieval to prior art, it has been found that some begin to use convolutional neural networks to do the side of vehicle cab recognition
Method, but the vehicle location problem before identification, the most still use traditional algorithm of target detection, detect vehicle location it
After, then the image feeding neutral net of vehicle location part is carried out vehicle cab recognition.The accuracy rate of its tradition location algorithm is compared
In convolutional neural networks often to differ from upper much, and the vehicle cab recognition carried out on this basis, its accuracy rate is the most correspondingly subject to
To impact.
Summary of the invention
The purpose of the present invention is that provides a kind of multi-direction vehicle based on degree of depth study to solve the problems referred to above
Detection identification system, emphasis solves the unfixed problem in vehicle image taking visual angle, and the vehicle cab recognition under all directions is all
There is high accuracy rate.
For achieving the above object, the present invention is by the following technical solutions:
A kind of multi-direction vehicle detection recognition methods based on degree of depth study, comprises the steps:
1. collect vehicle picture, mark out by vehicle location by hand, build the data set with vehicle brand mark;
2. using marked go out automobile position picture as training set, training vehicle detection location network;
3., using the vehicle brand mark of automobile position part picture in picture and its correspondence as training set, train vehicle cab recognition net
Network;
4., after training is complete, two cascades is got up, input an auto graph, carry out a propagated forward,
Obtain automobile brand model.
In technique scheme, the data set mode of described structure is, collects the vehicle picture from all directions shooting
300,000, more than 1,000 kind of vehicle, and obtain the vehicle brand mark of its correspondence;Mark out by vehicle location by hand.
In technique scheme, the manual method marked by vehicle location is the minimum rectangle frame taking and comprising whole vehicle body,
Mark using the rectangle frame upper left corner and lower right corner point coordinates as position.
In technique scheme, described vehicle detection location network training process is as follows:
(4.1) network is initialized, treat training parameter with in the Gauss distribution random initializtion network that standard deviation is 0.01;
(4.2) picture sample being inputted network, the loss that vehicle location Labeling Coordinate is given region recommendation network simultaneously calculates
Part and last classification, the loss calculating section of recurrence device;Carry out a propagated forward, export target frame coordinate according to network
The loss of region recommendation network and the summation of the loss of last classification recurrence is obtained with the mathematic interpolation of actual callout box coordinate
loss;
(4.3) back-propagation algorithm, the whole network of directional trim declined according to gradient descent algorithm are used along summation loss
Parameter value;
(4.4) change image pattern and be iteratively repeated above-mentioned steps, until after summation loss drops to appropriate level, deconditioning.
In technique scheme, described vehicle cab recognition network comprises the following steps:
(5.1) network is initialized, with the xavier algorithm that standard deviation is 0.1 according to neuronal quantity random initializtion net
Network is treated training parameter;
(5.2) it is 224 × 224 sizes using picture as samples normalization, and inputs network, give three by vehicle mark simultaneously
Softmax grader;Carry out a propagated forward, differentiate the difference meter of probability and actual vehicle according to softmax output vehicle
Calculation obtains loss;
(5.3) back-propagation algorithm is used, according to the ginseng of the whole network of directional trim that gradient descent algorithm declines along loss
Numerical value;
(5.4) changing picture, picture is iteratively repeated above-mentioned steps as sample, until after loss drops to appropriate level, stopping
Training.
In technique scheme, be respectively trained two networks complete after, two cascades are got up, wherein first
After network output, need to be the size of 224 × 224 by image normalization, then input second network, all directions are shot
Include the image input system of vehicle, final i.e. its concrete brand vehicle exportable.
In sum, owing to have employed technique scheme, the invention has the beneficial effects as follows:
Multi-direction vehicle detection identification system based on degree of depth study of the present invention, vehicle detection position portion uses convolution god
Carry out feature extraction through network, automobile position coordinate is returned, simultaneously to whether being that automobile is classified.Through training
Afterwards, finally multidirectional automobile image all can be carried out vehicle location effectively, reach good effect;Vehicle cab recognition portion
Divide the degree of depth convolutional neural networks by multilamellar, feature is carried out abstract expression, use softmax grader to classify,
Eventually under the complicated environmental conditions such as different directions, illumination condition, deformation, vehicle cab recognition rate of accuracy reached to more than 97%.
Accompanying drawing explanation
Fig. 1 is that vehicle of the present invention detection identifies system block diagram;
Fig. 2 is that vehicle detection of the present invention positions network structure;
Fig. 3 is vehicle cab recognition network structure of the present invention.
Detailed description of the invention
All features disclosed in this specification, or disclosed all methods or during step, except mutually exclusive
Feature and/or step beyond, all can combine by any way.
Below in conjunction with Fig. 1, Fig. 2, the present invention is elaborated.
As it is shown in figure 1, the present invention proposes a set of multi-direction model recognition system based on degree of depth study, whole system framework
Comprise the steps of:
1, model data collection is built
The mode building data set is, collects the vehicle figure agreement that contracts a film or TV play to an actor or actress 300,000 from all directions shooting from network, more than 1,
000 kind of vehicle, and obtain the vehicle brand mark of its correspondence;Mark out by vehicle location, in order to train vehicle detection by hand
Location network.Concrete notation methods is to take the minimum rectangle frame comprising whole vehicle body, sits with the rectangle frame upper left corner and bottom right angle point
It is denoted as marking for position.Data set is divided into training set and test set two parts according to the ratio of 6:1 by the present embodiment.
2, vehicle detection location network
The step for relate to vehicle detection location network structure design and training method.The vehicle inspection that the present embodiment is used
Measure position network structure such as Fig. 2, mainly by convolution stage, RPN region recommendation network, area-of-interest pond layer, full articulamentum
Forming with a softmax grader, the convolution stage is made up of 5 convolutional layers, and its parameter is:
This network mainly roughly selects out target candidate frame by RPN region recommendation network, then by last corresponding for target frame layer
Convolutional layer characteristic sends into follow-up pond, fully-connected network, then determines whether vehicle mesh through softmax grader
Mark, simultaneously by the position of a recurrence device fine setting target frame.
As follows to the training process of this network:
(1) network is initialized, treat training parameter with in the Gauss distribution random initializtion network that standard deviation is 0.01;
(2) image pattern is inputted network, vehicle location Labeling Coordinate is given the loss calculating part of region recommendation network simultaneously
Divide and last classification, the loss calculating section of recurrence device;Carry out a propagated forward, according to network output target frame coordinate with
The mathematic interpolation of actual callout box coordinate obtains the loss and the loss of last classification recurrence of region recommendation network;
(3) back-propagation algorithm is used, according to the parameter of the whole network of directional trim that gradient descent algorithm declines along loss
Value;
(4) change image pattern and be iteratively repeated above-mentioned steps, until after loss drops to appropriate level, deconditioning.
3, vehicle cab recognition network
The step for relate to vehicle cab recognition network structure design and training method.The vehicle cab recognition net that the present embodiment is used
Network structure such as Fig. 3, its primary structure includes: two convolution stages, nine inception modules, 3 softmax classification subnets
Network, its parameter is:
This network is in addition to last softmax classified part, and the part at relatively shallow-layer also adds two softmax classification
Part, for solving the training problem that the network number of plies is the deepest, to ensure that shallower network portion also can sufficiently be trained.?
Later softmax layer is as final output, and the first two only uses when training.
As follows to the training process of this network:
(1) network is initialized, with the xavier algorithm that standard deviation is 0.1 according to neuronal quantity random initializtion network
In treat training parameter;
(2) image pattern is normalized to 224 × 224 sizes, and inputs network, give three by vehicle mark simultaneously
Softmax grader;Carry out a propagated forward, differentiate the difference meter of probability and actual vehicle according to softmax output vehicle
Calculation obtains loss;
(3) back-propagation algorithm is used, according to the parameter of the whole network of directional trim that gradient descent algorithm declines along loss
Value;
(4) change image pattern and be iteratively repeated above-mentioned steps, until after loss drops to appropriate level, deconditioning.
4, train complete, cascade constitute vehicle detection identification system
Be respectively trained two networks complete after, two cascades are got up, wherein after the output of first network, need to will scheme
As being normalized to the size of 224 × 224, then input second network.The image including vehicle all directions shot is defeated
Enter system, final i.e. its concrete brand vehicle exportable.Test sample collection contains the vehicle figure of various ambient lighting and deformation
Picture, after testing about 10,000 test samples, obtains vehicle cab recognition rate of accuracy reached more than 97%.
Technical scheme is not limited to the restriction of above-mentioned specific embodiment, every does according to technical scheme
The technology deformation gone out, within each falling within protection scope of the present invention.
Claims (6)
1. a multi-direction vehicle detection recognition methods based on degree of depth study, it is characterised in that: comprise the steps:
1. collect vehicle picture, mark out by vehicle location by hand, build the data set with vehicle brand mark;
2. using marked go out automobile position picture as training set, training vehicle detection location network;
3., using the vehicle brand mark of automobile position part picture in picture and its correspondence as training set, train vehicle cab recognition net
Network;
4., after training is complete, two cascades is got up, input an auto graph, carry out a propagated forward,
Obtain automobile brand model.
Multi-direction vehicle detection identification system based on degree of depth study the most according to claim 1, it is characterised in that: described
The data set mode built is, collects 300,000, the vehicle picture from all directions shooting, more than 1,000 kind of vehicle, and obtains
Take the vehicle brand mark of its correspondence;Mark out by vehicle location by hand.
Multi-direction vehicle detection identification system based on degree of depth study the most according to claim 2, it is characterised in that: manual
The method marked by vehicle location is the minimum rectangle frame taking and comprising whole vehicle body, with the rectangle frame upper left corner and lower right corner point coordinates
Mark as position.
Multi-direction vehicle detection identification system based on degree of depth study the most according to claim 1, it is characterised in that: described
Vehicle detection location network training process as follows:
(4.1) network is initialized, treat training parameter with in the Gauss distribution random initializtion network that standard deviation is 0.01;
(4.2) picture sample being inputted network, the loss that vehicle location Labeling Coordinate is given region recommendation network simultaneously calculates
Part and last classification, the loss calculating section of recurrence device;Carry out a propagated forward, export target frame coordinate according to network
The loss of region recommendation network and the summation of the loss of last classification recurrence is obtained with the mathematic interpolation of actual callout box coordinate
loss;
(4.3) back-propagation algorithm, the whole network of directional trim declined according to gradient descent algorithm are used along summation loss
Parameter value;
(4.4) change image pattern and be iteratively repeated above-mentioned steps, until after summation loss drops to appropriate level, deconditioning.
Multi-direction vehicle detection identification system based on degree of depth study the most according to claim 1, it is characterised in that: described
Vehicle cab recognition network comprise the following steps:
(5.1) network is initialized, with the xavier algorithm that standard deviation is 0.1 according to neuronal quantity random initializtion net
Network is treated training parameter;
(5.2) it is 224 × 224 sizes using picture as samples normalization, and inputs network, give three by vehicle mark simultaneously
Softmax grader;Carry out a propagated forward, differentiate the difference meter of probability and actual vehicle according to softmax output vehicle
Calculation obtains loss;
(5.3) back-propagation algorithm is used, according to the ginseng of the whole network of directional trim that gradient descent algorithm declines along loss
Numerical value;
(5.4) changing picture, picture is iteratively repeated above-mentioned steps as sample, until after loss drops to appropriate level, stopping
Training.
Multi-direction vehicle detection identification system based on degree of depth study the most according to claim 1, it is characterised in that: respectively
After training two networks complete, two cascades are got up, wherein after first network output, need to be by image normalization
It is the size of 224 × 224, then inputs second network, the image input system including vehicle that all directions are shot,
End its concrete brand vehicle the most exportable.
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---|---|---|---|---|
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US11386680B2 (en) | 2020-03-28 | 2022-07-12 | Wipro Limited | System and method of identifying vehicle brand and model |
US11961335B1 (en) | 2020-06-26 | 2024-04-16 | Harris County Toll Road Authority | Dual mode electronic toll road system |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140085475A1 (en) * | 2011-05-19 | 2014-03-27 | The Regents Of The University Of California | Dynamic bayesian networks for vehicle classification in video |
CN104657748A (en) * | 2015-02-06 | 2015-05-27 | 中国石油大学(华东) | Vehicle type recognition method based on convolutional neural network |
CN104809443A (en) * | 2015-05-05 | 2015-07-29 | 上海交通大学 | Convolutional neural network-based license plate detection method and system |
CN105354568A (en) * | 2015-08-24 | 2016-02-24 | 西安电子科技大学 | Convolutional neural network based vehicle logo identification method |
CN105488517A (en) * | 2015-11-30 | 2016-04-13 | 杭州全实鹰科技有限公司 | Vehicle brand model identification method based on deep learning |
-
2016
- 2016-05-31 CN CN201610316159.3A patent/CN105975941B/en not_active Expired - Fee Related
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20140085475A1 (en) * | 2011-05-19 | 2014-03-27 | The Regents Of The University Of California | Dynamic bayesian networks for vehicle classification in video |
CN104657748A (en) * | 2015-02-06 | 2015-05-27 | 中国石油大学(华东) | Vehicle type recognition method based on convolutional neural network |
CN104809443A (en) * | 2015-05-05 | 2015-07-29 | 上海交通大学 | Convolutional neural network-based license plate detection method and system |
CN105354568A (en) * | 2015-08-24 | 2016-02-24 | 西安电子科技大学 | Convolutional neural network based vehicle logo identification method |
CN105488517A (en) * | 2015-11-30 | 2016-04-13 | 杭州全实鹰科技有限公司 | Vehicle brand model identification method based on deep learning |
Cited By (57)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
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CN106570477A (en) * | 2016-10-28 | 2017-04-19 | 中国科学院自动化研究所 | Vehicle model recognition model construction method based on depth learning and vehicle model recognition method based on depth learning |
CN106570477B (en) * | 2016-10-28 | 2019-07-16 | 中科视语(北京)科技有限公司 | Vehicle cab recognition model building method and model recognizing method based on deep learning |
CN106529511A (en) * | 2016-12-13 | 2017-03-22 | 北京旷视科技有限公司 | Image structuring method and device |
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CN106874418A (en) * | 2017-01-24 | 2017-06-20 | 成都容豪电子信息科技有限公司 | A kind of automobile model data set method for building up for serving deep learning |
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CN107038448A (en) * | 2017-03-01 | 2017-08-11 | 中国科学院自动化研究所 | Target detection model building method |
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US11670071B2 (en) | 2017-07-19 | 2023-06-06 | Microsoft Technology Licensing, Llc | Fine-grained image recognition |
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CN109993031A (en) * | 2017-12-29 | 2019-07-09 | 杭州海康威视数字技术股份有限公司 | A kind of animal-drawn vehicle target is driven against traffic regulations behavioral value method, apparatus and camera |
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CN110556000A (en) * | 2018-06-04 | 2019-12-10 | 义硕智能股份有限公司 | Artificial intelligence traffic detection system |
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CN110826411B (en) * | 2019-10-10 | 2022-05-03 | 电子科技大学 | Vehicle target rapid identification method based on unmanned aerial vehicle image |
CN110826411A (en) * | 2019-10-10 | 2020-02-21 | 电子科技大学 | Vehicle target rapid identification method based on unmanned aerial vehicle image |
CN110969655A (en) * | 2019-10-24 | 2020-04-07 | 百度在线网络技术(北京)有限公司 | Method, device, equipment, storage medium and vehicle for detecting parking space |
CN110969655B (en) * | 2019-10-24 | 2023-08-18 | 百度在线网络技术(北京)有限公司 | Method, device, equipment, storage medium and vehicle for detecting parking space |
CN111079640B (en) * | 2019-12-09 | 2022-03-29 | 合肥工业大学 | Vehicle type identification method and system based on automatic amplification sample |
CN111079640A (en) * | 2019-12-09 | 2020-04-28 | 合肥工业大学 | Vehicle type identification method and system based on automatic amplification sample |
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CN111401128A (en) * | 2020-01-16 | 2020-07-10 | 杭州电子科技大学 | Method for improving vehicle recognition rate |
US11386680B2 (en) | 2020-03-28 | 2022-07-12 | Wipro Limited | System and method of identifying vehicle brand and model |
US11961335B1 (en) | 2020-06-26 | 2024-04-16 | Harris County Toll Road Authority | Dual mode electronic toll road system |
CN112258472A (en) * | 2020-10-20 | 2021-01-22 | 大连理工大学 | Automatic scoring method for automobile exterior shape |
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