WO2021036382A1 - 图像处理方法及装置、电子设备和存储介质 - Google Patents
图像处理方法及装置、电子设备和存储介质 Download PDFInfo
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR 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
- G06V40/172—Classification, e.g. identification
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- G—PHYSICS
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- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/55—Clustering; Classification
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- G06F16/00—Information retrieval; Database structures therefor; File system structures therefor
- G06F16/50—Information retrieval; Database structures therefor; File system structures therefor of still image data
- G06F16/58—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually
- G06F16/583—Retrieval characterised by using metadata, e.g. metadata not derived from the content or metadata generated manually using metadata automatically derived from the content
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- G06F18/20—Analysing
- G06F18/23—Clustering techniques
- G06F18/232—Non-hierarchical techniques
- G06F18/2321—Non-hierarchical techniques using statistics or function optimisation, e.g. modelling of probability density functions
- G06F18/23213—Non-hierarchical techniques using statistics or function optimisation, e.g. modelling of probability density functions with fixed number of clusters, e.g. K-means clustering
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- G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
- G06V10/762—Arrangements for image or video recognition or understanding using pattern recognition or machine learning using clustering, e.g. of similar faces in social networks
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- G06V10/70—Arrangements for image or video recognition or understanding using pattern recognition or machine learning
- G06V10/77—Processing image or video features in feature spaces; using data integration or data reduction, e.g. principal component analysis [PCA] or independent component analysis [ICA] or self-organising maps [SOM]; Blind source separation
- G06V10/80—Fusion, i.e. combining data from various sources at the sensor level, preprocessing level, feature extraction level or classification level
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- G06V40/168—Feature extraction; Face representation
Definitions
- the present disclosure relates to the field of artificial intelligence technology, and in particular to an image processing method and device, electronic equipment, and storage medium.
- the image can be clustered in the manner of face clustering to establish the above-mentioned information database.
- the present disclosure proposes a technical solution for image processing.
- an image processing method including:
- the image features include face features and/or human body features, and the image to be processed includes a first image and a second image ;
- the face clustering result includes a first result, and for the first image from which the face features are extracted, the face clustering is performed according to the extracted face features Operation to obtain the face clustering results, including:
- the face clustering result further includes a second result, and for the first image from which the face features are extracted, the face clustering is performed according to the extracted face features.
- Class operations to obtain face clustering results including:
- the human body clustering result includes a third result, and for the second image for which no facial features are extracted, extracting from the human face clustering result and the second image
- the human body characteristics of and the human body characteristics in the first image from which the human body characteristics are extracted are subjected to a human body clustering operation to obtain a human body clustering result, including:
- any of the second images perform a human body clustering operation based on the human body characteristics in the first image from which the human body characteristics are extracted and the human body characteristics in the second image to obtain a human body clustering sub-result ;
- the second image is added to the category to which the first image belongs to the same human body category as the second image, to obtain the third result.
- the human body clustering result further includes a fourth result, and for any second image for which no facial features are extracted, according to the face clustering result, the second Performing a human body clustering operation on the human body features extracted from the image and the human body features in the first image from which the human body features are extracted, to obtain a human body clustering result, including:
- the method further includes:
- the face cluster center and the human body cluster center of at least one category in the image database are updated according to the image to be processed.
- an image processing device including:
- the extraction module is used to perform face feature extraction and human body feature extraction on the image to be processed to obtain the image feature of the image to be processed.
- the image feature includes the face feature and/or the human body feature, and the image to be processed includes the first Image and second image;
- the first clustering module is configured to perform a face clustering operation according to the extracted face features for the first image from which the face features are extracted, to obtain a face clustering result;
- the second clustering module is used for the second image for which no face features are extracted, according to the face clustering result, the human body features extracted from the second image, and the first image from which the human body features are extracted Perform the human body clustering operation on the human body features in to obtain the human body clustering result;
- the third clustering module is configured to obtain a clustering result for the image to be processed according to the face clustering result and the human body clustering result.
- the face clustering result includes a first result
- the first clustering module is further configured to:
- the face clustering result further includes a second result
- the first clustering module is further configured to:
- the human body clustering result includes a third result
- the second clustering module is further used for:
- any of the second images perform a human body clustering operation based on the human body characteristics in the first image from which the human body characteristics are extracted and the human body characteristics in the second image to obtain a human body clustering sub-result ;
- the second image is added to the category to which the first image belongs to the same human body category as the second image, to obtain the third result.
- the human body clustering result further includes a fourth result
- the second clustering module is further configured to:
- the device further includes:
- An adding module configured to add the to-be-processed image to an image database according to the clustering result
- the update module is used to update at least one type of face cluster center and human body cluster center in the image database according to the to-be-processed image.
- an electronic device including:
- a memory for storing processor executable instructions
- the processor is configured to execute the above-mentioned image processing method.
- a computer-readable storage medium having computer program instructions stored thereon, and when the computer program instructions are executed by a processor, the foregoing image processing method is implemented.
- a computer program including computer readable code, and when the computer readable code is run in an electronic device, a processor in the electronic device executes the image processing method described above. .
- face clustering can be performed on the first image from which facial features can be extracted by face clustering, and the category to which the first image belongs can be determined to obtain the person Face clustering results.
- Use human body clustering to cluster the second image with no facial features extracted from the first image, and then determine the category to which the second image belongs according to the face clustering result of the first image, so as to obtain the target
- the embodiment of the present disclosure adopts a combination of face clustering and human body clustering, while ensuring the accuracy of the clustering result, the recall rate of the clustering result is improved.
- Fig. 1 shows a flowchart of an image processing method according to an embodiment of the present disclosure
- Fig. 2 shows a schematic diagram of an image processing method according to an embodiment of the present disclosure
- FIG. 3 shows a schematic structural diagram of an image processing device provided by an embodiment of the present disclosure
- Fig. 4 is a block diagram showing an electronic device 800 according to an exemplary embodiment
- Fig. 5 is a block diagram showing an electronic device 1900 according to an exemplary embodiment.
- Fig. 1 shows a flowchart of an image processing method according to an embodiment of the present disclosure.
- the image processing method can be executed by a terminal device or other processing device, where the terminal device can be a user equipment (UE), a mobile device, a user terminal, a terminal, a cellular phone, a cordless phone, or a personal digital assistant (Personal Digital Assistant). , PDA), handheld devices, computing devices, in-vehicle devices, wearable devices, etc.
- Other processing devices can be servers or cloud servers.
- the image processing method may be implemented by a processor invoking computer-readable instructions stored in the memory.
- the method includes:
- Step S11 Perform face feature extraction and human body feature extraction on the image to be processed to obtain image features of the image to be processed.
- the image features include face features and/or human body features, and the image to be processed includes a first image and The second image.
- the image to be processed may be an image captured by an image capture device (such as a camera), or may be a saved image or video frame that is directly input.
- an image capture device such as a camera
- the image to be processed may be an image captured by an image capture device (such as a camera), or may be a saved image or video frame that is directly input.
- a neural network such as a convolutional neural network can be used to perform facial feature extraction and human feature extraction on the image to be processed to obtain image features (face features and/or human body features) of the image to be processed, for example, for multiple images to be processed
- image features face features and/or human body features
- some of the images to be processed have collected facial features, and this part of the image to be processed can be determined to be the first image.
- the first image can also be divided into An image of human body features, and an image in which both facial features and human body features are collected, and the other part of the image to be processed that has not collected facial features but collected human features can be determined as the second image.
- the present disclosure does not limit the type of neural network, and does not limit the method of extracting facial features and human body features.
- the face feature may be feature information determined according to key points of the face, for example, the position and shape of the facial features, and may also include information such as skin color.
- the characteristics of the human body may be characteristic information determined according to key points of the human body, such as height, body shape, leg length, arm length, etc., and may also include information such as clothing style and color.
- Step S12 For the first image from which the facial features are extracted, perform a face clustering operation according to the extracted facial features to obtain a face clustering result.
- the image to be processed from which the facial features are extracted is the first image
- the image to be processed from which the facial features are not extracted but the human features are extracted is the second image.
- the face clustering operation can be performed based on the facial features extracted from the first image, for example: clustering multiple first images to obtain the face clustering result, or before the current clustering operation, Clustering has been performed based on historical images, and images have been stored in the image database according to existing categories.
- the first image can be clustered into existing categories, and the first image that cannot be clustered into existing categories can be re-clustered. Perform clustering to get the face clustering result.
- the above-mentioned face clustering operation may use any clustering method such as K-MEANS algorithm, K-MEDOIDS algorithm, CLARANS algorithm, etc.
- the present disclosure does not specifically limit the clustering method adopted for the face clustering operation.
- Step S13 For the second image for which no facial features are extracted, perform processing based on the face clustering result, the human body features extracted from the second image, and the human body features in the first image from which the human body features are extracted. Human body clustering operation to obtain the result of human body clustering.
- Step S14 Obtain a clustering result for the image to be processed according to the face clustering result and the human body clustering result.
- the human body clustering operation between the two can be performed based on the extracted human body features to determine the difference with the second image
- the first image classified into a category, the human body clustering result is obtained.
- the face clustering result and the human body clustering result can be merged to obtain the clustering result for the image to be processed.
- the above-mentioned human body clustering operation may use any clustering method such as K-MEANS algorithm, K-MEDOIDS algorithm, CLARANS algorithm, etc.
- the present disclosure does not specifically limit the clustering method adopted for the human body clustering operation.
- face clustering can be performed on the first image from which facial features can be extracted by face clustering, and the category to which the first image belongs can be determined, and the face cluster can be obtained.
- Class result Use human body clustering to cluster the second image with no facial features extracted from the first image, and then determine the category to which the second image belongs according to the face clustering result of the first image, so as to obtain the target
- the embodiment of the present disclosure adopts a combination of face clustering and human body clustering, while ensuring the accuracy of the clustering result, the recall rate of the clustering result is improved.
- the above-mentioned face clustering result may include a first result.
- the face clustering operation is performed according to the extracted face features to obtain
- the face clustering results can include:
- the historical image has been clustered in advance, and the historical image has been stored in an image database according to the category determined by the clustering result, and the image database also stores the result of the clustering operation.
- the face cluster center and the human body cluster center of at least one existing category where for any existing category, the face cluster center can be the mean value of the facial features extracted from the image corresponding to the existing category
- the human body cluster center may be the average value of the human body features extracted from the image corresponding to the existing category.
- At least one face cluster center of an existing category may be obtained from an image database, the similarity between the face feature of the first image and the face cluster center of at least one existing category may be determined, and then the first face cluster center may be determined according to the similarity.
- the category to which the image belongs, the first image is clustered into existing categories, and the first result of the first image is obtained.
- the face clustering result may include a second result.
- the face clustering operation is performed according to the extracted face features to obtain the person
- the face clustering results also include:
- the face clustering operation is performed again according to the facial features extracted from the first image, and the multiple first images are clustered into The new category gets the second result of the first image.
- first images image to be processed 1, image to be processed 2, image to be processed 3, image to be processed 4, image to be processed 5, image to be processed 6, image to be processed 7
- image database There are 6 existing categories (person 1, person 2, person 3, person 4, person 5, person 6), and the face cluster centers of the 6 existing categories can be obtained respectively according to the 7 first images
- the extracted face features and the face clustering centers of 6 existing categories perform the face clustering operation, and the first result is that the image to be processed 1 belongs to the person 1, the image to be processed 3 and the image 5 to be processed belong to the person 4 .
- the face clustering operation is performed according to the extracted facial features
- the second result is:
- the processed image 2 and the to-be-processed image 6 belong to one category (person 7)
- the to-be-processed image 4 belongs to one category (person 8)
- the to-be-processed image 7 belongs to one category (person 9).
- the first result and the second result are combined to get The result of face clustering for the first image is obtained.
- the human body clustering result may include a third result.
- the above-mentioned second image for which no facial features are extracted is based on the above-mentioned face clustering result.
- any of the second images perform a human body clustering operation based on the human body characteristics in the first image from which the human body characteristics are extracted and the human body characteristics in the second image to obtain a human body clustering sub-result;
- the second image is added to the category to which the first image belongs to the same human body category as the second image, to obtain a third result.
- any second image it can be clustered into the category of the first image that has completed the clustering operation. For example: Determine the first image from which the human body characteristics are extracted, and complete the human body clustering operation between the second image and the first image based on the human body characteristics extracted from the first image and the human body characteristics extracted from the second image, and determine the difference between The image belongs to the first image in the same category. And according to the face clustering result, the category to which the first image belongs to the same category as the second image is determined, and the second image is further determined to belong to the category to which the first image belongs, and the third result is obtained. According to the face clustering result And the third result can complete the clustering operation for the image to be processed, and obtain the clustering result.
- the human body clustering result may include a fourth result.
- a human body clustering operation For any second image for which no facial features are extracted, according to the face clustering result and the second image
- the human body features of and the human body features in the first image from which the human body features are extracted are subjected to a human body clustering operation to obtain a human body clustering result, including:
- the fourth result is obtained.
- At least one human body cluster center of an existing category can be obtained from an image database, and the similarity between the human body feature of the second image and the at least one human body cluster center of the existing category can be determined, and then the second image belongs to Existing category, cluster the second image into the existing category, and get the fourth result of the second image.
- the clustering of the image to be processed can be completed Operate to get the clustering result.
- images to be processed including 7 first images extracted from face images (including image to be processed 1, image to be processed 2, image to be processed 3, image to be processed 4, image to be processed 5 Human body features are extracted, images to be processed 6 and images to be processed 7 are not extracted from human features), 5 second images (images to be processed 8, images to be processed 9, images to be processed 10 are not extracted), and face images are not extracted.
- the face clustering operation for the 7 first images can refer to the foregoing example, and this example will not be repeated here.
- the first image image to be processed 1, image to be processed 2, image to be processed 3, image to be processed 4, image to be processed,
- the human body features in the image 5) are clustered.
- the third result of the human body clustering operation is that the image to be processed 9 and the image to be processed 2 belong to the same category (person 7), and the image to be processed 10 and the image to be processed 3 belong to the same category (person 7). In the same category (person 4), the image 12 to be processed and the image 4 to be processed belong to the same category (person 8).
- the cluster centers of the 6 existing categories of human bodies can be obtained, respectively, based on the human body features extracted from the 2 second images and the 6 existing images.
- the human body clustering center with categories performs the human body clustering operation, and the fourth result obtained is that the image 8 to be processed belongs to the person 1 and the image 11 to be processed belongs to the person 3.
- the clustering operation for the 12 images to be processed is completed, and the clustering results for the 12 images to be processed are obtained: the image to be processed 1 and the image to be processed 8 belong to the same category (person 1), and the image to be processed 2 ,
- the image to be processed 6 and the image to be processed 9 belong to the same category (person 7), the image to be processed 3, the image to be processed 5, and the image to be processed 10 belong to the same category (person 4),
- the image to be processed 4 and the image to be processed 12 belongs to the same category (person 8), the image 7 to be processed belongs to one category (person 9), and the image 11 to be processed belongs to the person 3.
- the foregoing method may further include:
- the face cluster center and the human body cluster center of at least one category in the image database are updated according to the image to be processed.
- the category to which at least one image to be processed belongs can be determined according to the clustering result, and then the at least one image to be processed is stored in the image database according to the corresponding category, and The face cluster center and the human body cluster center of at least one category are updated according to the image to be processed stored in at least one category.
- Performing face clustering operations on the first image according to the extracted facial features includes: clustering the first image into existing categories according to the face clustering centers of the existing categories in the image database to obtain the first As a result, the face clustering operation is performed again for the first image that has not been clustered into the existing category, a new category is generated, and the second result is obtained, thereby determining the category to which at least one first image belongs, and according to the first image The result and the second result finally get the face clustering result.
- For the second image perform a human body clustering operation based on the extracted human body characteristics, including: performing a human clustering operation on the second image and the first image from which the human body characteristics are extracted, and determining that the second image belongs to the same category as the first image.
- One image the second image is clustered into the face category, and the third result is obtained; for the second image that is not clustered into the face category, the second image is clustered according to the human body cluster center of the existing category in the image data.
- the images are clustered into existing categories to obtain a fourth result, so as to determine the category to which at least one second image belongs, and finally a human body clustering result is obtained according to the third result and the fourth result.
- the human body clustering results can be merged with the face clustering results to obtain the final clustering results, the images to be processed are stored in the image database according to the clustering results, and the face clustering centers of each category are updated according to the images to be processed And the human cluster center.
- the image to be processed can be clustered, and the image to be processed can be stored according to the category according to the clustering result.
- the public security organ can be based on the relationship between the face and the human body. View clues and construct human-dimensional files more accurately, so as to better grasp the suspect's information, track the suspect's trajectory, conduct early warning and solve cases, etc.
- the present disclosure also provides image processing devices, electronic equipment, computer-readable storage media, and programs, all of which can be used to implement any image processing method provided in the present disclosure.
- image processing devices electronic equipment, computer-readable storage media, and programs, all of which can be used to implement any image processing method provided in the present disclosure.
- the writing order of the steps does not mean a strict execution order but constitutes any limitation on the implementation process.
- the specific execution order of each step should be based on its function and possibility.
- the inner logic is determined.
- Fig. 3 shows a schematic structural diagram of an image processing apparatus provided by an embodiment of the present disclosure. As shown in Fig. 3, the apparatus may include:
- the extraction module 301 may be used to perform facial feature extraction and human body feature extraction on the image to be processed to obtain image features of the image to be processed.
- the image features include facial features and/or human body features, and the image to be processed includes The first image and the second image;
- the first clustering module 302 may be configured to perform a face clustering operation according to the extracted face features for the first image from which the face features are extracted, to obtain a face clustering result;
- the second clustering module 303 may be used for the second image for which no facial features are extracted, according to the face clustering result, the human body features extracted from the second image, and the first human body feature extracted Perform a human body clustering operation on the human body features in an image to obtain a human body clustering result;
- the third clustering module 304 may be used to obtain a clustering result for the image to be processed according to the face clustering result and the human body clustering result.
- the functions or modules contained in the device provided in the embodiments of the present disclosure can be used to execute the methods described in the above method embodiments.
- the functions or modules contained in the device provided in the embodiments of the present disclosure can be used to execute the methods described in the above method embodiments.
- the face clustering result includes a first result
- the first clustering module is further configured to:
- the face clustering result further includes a second result
- the first clustering module is further configured to:
- the human body clustering result includes a third result
- the second clustering module is further used for:
- any of the second images perform a human body clustering operation based on the human body characteristics in the first image from which the human body characteristics are extracted and the human body characteristics in the second image to obtain a human body clustering sub-result ;
- the second image is added to the category to which the first image belongs to the same human body category as the second image, to obtain the third result.
- the human body clustering result further includes a fourth result
- the second clustering module is further configured to:
- the device further includes:
- An adding module configured to add the to-be-processed image to an image database according to the clustering result
- the update module is used to update at least one type of face cluster center and human body cluster center in the image database according to the to-be-processed image.
- the functions or modules contained in the device provided in the embodiments of the present disclosure can be used to execute the methods described in the above method embodiments. For specific implementation, refer to the description of the above method embodiments. For brevity, here No longer
- the embodiments of the present disclosure also provide a computer-readable storage medium on which computer program instructions are stored, and the computer program instructions implement the above-mentioned method when executed by a processor.
- the computer-readable storage medium may be a non-volatile computer-readable storage medium.
- An embodiment of the present disclosure also provides an electronic device, including: a processor; a memory for storing executable instructions of the processor; wherein the processor is configured as the above method.
- the embodiment of the present disclosure also proposes a computer program, including computer readable code, and when the computer readable code runs in an electronic device, a processor in the electronic device executes for realizing the above-mentioned image processing method.
- the electronic device can be provided as a terminal, server or other form of device.
- Fig. 4 is a block diagram showing an electronic device 800 according to an exemplary embodiment.
- the electronic device 800 may be a mobile phone, a computer, a digital broadcasting terminal, a messaging device, a game console, a tablet device, a medical device, a fitness device, a personal digital assistant, and other terminals.
- the electronic device 800 may include one or more of the following components: a processing component 802, a memory 804, a power component 806, a multimedia component 808, an audio component 810, an input/output (I/O) interface 812, and a sensor component 814 , And communication component 816.
- the processing component 802 generally controls the overall operations of the electronic device 800, such as operations associated with display, telephone calls, data communications, camera operations, and recording operations.
- the processing component 802 may include one or more processors 820 to execute instructions to complete all or part of the steps of the foregoing method.
- the processing component 802 may include one or more modules to facilitate the interaction between the processing component 802 and other components.
- the processing component 802 may include a multimedia module to facilitate the interaction between the multimedia component 808 and the processing component 802.
- the memory 804 is configured to store various types of data to support operations in the electronic device 800. Examples of these data include instructions for any application or method operating on the electronic device 800, contact data, phone book data, messages, pictures, videos, etc.
- the memory 804 can be implemented by any type of volatile or non-volatile storage device or a combination thereof, such as static random access memory (SRAM), electrically erasable programmable read-only memory (EEPROM), erasable and Programmable read only memory (EPROM), programmable read only memory (PROM), read only memory (ROM), magnetic memory, flash memory, magnetic disk or optical disk.
- SRAM static random access memory
- EEPROM electrically erasable programmable read-only memory
- EPROM erasable and Programmable read only memory
- PROM programmable read only memory
- ROM read only memory
- magnetic memory flash memory
- flash memory magnetic disk or optical disk.
- the power supply component 806 provides power for various components of the electronic device 800.
- the power supply component 806 may include a power management system, one or more power supplies, and other components associated with generating, managing, and distributing power for the electronic device 800.
- the multimedia component 808 includes a screen that provides an output interface between the electronic device 800 and the user.
- the screen may include a liquid crystal display (LCD) and a touch panel (TP). If the screen includes a touch panel, the screen may be implemented as a touch screen to receive input signals from the user.
- the touch panel includes one or more touch sensors to sense touch, sliding, and gestures on the touch panel. The touch sensor may not only sense the boundary of a touch or slide action, but also detect the duration and pressure related to the touch or slide operation.
- the multimedia component 808 includes a front camera and/or a rear camera. When the electronic device 800 is in an operation mode, such as a shooting mode or a video mode, the front camera and/or the rear camera can receive external multimedia data. Each front camera and rear camera can be a fixed optical lens system or have focal length and optical zoom capabilities.
- the audio component 810 is configured to output and/or input audio signals.
- the audio component 810 includes a microphone (MIC), and when the electronic device 800 is in an operation mode, such as a call mode, a recording mode, and a voice recognition mode, the microphone is configured to receive an external audio signal.
- the received audio signal may be further stored in the memory 804 or transmitted via the communication component 816.
- the audio component 810 further includes a speaker for outputting audio signals.
- the I/O interface 812 provides an interface between the processing component 802 and a peripheral interface module.
- the above-mentioned peripheral interface module may be a keyboard, a click wheel, a button, and the like. These buttons may include, but are not limited to: home button, volume button, start button, and lock button.
- the sensor component 814 includes one or more sensors for providing the electronic device 800 with various aspects of state evaluation.
- the sensor component 814 can detect the on/off status of the electronic device 800 and the relative positioning of the components.
- the component is the display and the keypad of the electronic device 800.
- the sensor component 814 can also detect the electronic device 800 or the electronic device 800.
- the position of the component changes, the presence or absence of contact between the user and the electronic device 800, the orientation or acceleration/deceleration of the electronic device 800, and the temperature change of the electronic device 800.
- the sensor component 814 may include a proximity sensor configured to detect the presence of nearby objects when there is no physical contact.
- the sensor component 814 may also include a light sensor, such as a CMOS or CCD image sensor, for use in imaging applications.
- the sensor component 814 may also include an acceleration sensor, a gyroscope sensor, a magnetic sensor, a pressure sensor, or a temperature sensor.
- the communication component 816 is configured to facilitate wired or wireless communication between the electronic device 800 and other devices.
- the electronic device 800 can access a wireless network based on a communication standard, such as WiFi, 2G, or 3G, or a combination thereof.
- the communication component 816 receives a broadcast signal or broadcast related information from an external broadcast management system via a broadcast channel.
- the communication component 816 further includes a near field communication (NFC) module to facilitate short-range communication.
- the NFC module can be implemented based on radio frequency identification (RFID) technology, infrared data association (IrDA) technology, ultra-wideband (UWB) technology, Bluetooth (BT) technology and other technologies.
- RFID radio frequency identification
- IrDA infrared data association
- UWB ultra-wideband
- Bluetooth Bluetooth
- the electronic device 800 may be implemented by one or more application-specific integrated circuits (ASIC), digital signal processors (DSP), digital signal processing devices (DSPD), programmable logic devices (PLD), field-available A programmable gate array (FPGA), controller, microcontroller, microprocessor, or other electronic components are implemented to implement the above methods.
- ASIC application-specific integrated circuits
- DSP digital signal processors
- DSPD digital signal processing devices
- PLD programmable logic devices
- FPGA field-available A programmable gate array
- controller microcontroller, microprocessor, or other electronic components are implemented to implement the above methods.
- a non-volatile computer-readable storage medium such as the memory 804 including computer program instructions, which can be executed by the processor 820 of the electronic device 800 to complete the foregoing method.
- Fig. 5 is a block diagram showing an electronic device 1900 according to an exemplary embodiment.
- the electronic device 1900 may be provided as a server. 5
- the electronic device 1900 includes a processing component 1922, which further includes one or more processors, and a memory resource represented by a memory 1932, for storing instructions executable by the processing component 1922, such as application programs.
- the application program stored in the memory 1932 may include one or more modules each corresponding to a set of instructions.
- the processing component 1922 is configured to execute instructions to perform the above-described methods.
- the electronic device 1900 may also include a power supply component 1926 configured to perform power management of the electronic device 1900, a wired or wireless network interface 1950 configured to connect the electronic device 1900 to a network, and an input output (I/O) interface 1958 .
- the electronic device 1900 can operate based on an operating system stored in the memory 1932, such as Windows ServerTM, Mac OS XTM, UnixTM, LinuxTM, FreeBSDTM or the like.
- a non-volatile computer-readable storage medium is also provided, such as the memory 1932 including computer program instructions, which can be executed by the processing component 1922 of the electronic device 1900 to complete the foregoing method.
- the present disclosure may be a system, method and/or computer program product.
- the computer program product may include a computer-readable storage medium loaded with computer-readable program instructions for enabling a processor to implement various aspects of the present disclosure.
- the computer-readable storage medium may be a tangible device that can hold and store instructions used by the instruction execution device.
- the computer-readable storage medium may be, for example, but not limited to, an electrical storage device, a magnetic storage device, an optical storage device, an electromagnetic storage device, a semiconductor storage device, or any suitable combination of the foregoing.
- Non-exhaustive list of computer-readable storage media include: portable computer disks, hard disks, random access memory (RAM), read-only memory (ROM), erasable programmable read-only memory (EPROM) Or flash memory), static random access memory (SRAM), portable compact disk read-only memory (CD-ROM), digital versatile disk (DVD), memory stick, floppy disk, mechanical encoding device, such as a printer with instructions stored thereon
- RAM random access memory
- ROM read-only memory
- EPROM erasable programmable read-only memory
- flash memory flash memory
- SRAM static random access memory
- CD-ROM compact disk read-only memory
- DVD digital versatile disk
- memory stick floppy disk
- mechanical encoding device such as a printer with instructions stored thereon
- the computer-readable storage medium used here is not interpreted as the instantaneous signal itself, such as radio waves or other freely propagating electromagnetic waves, electromagnetic waves propagating through waveguides or other transmission media (for example, light pulses through fiber optic cables), or through wires Transmission of electrical signals.
- the computer-readable program instructions described herein can be downloaded from a computer-readable storage medium to various computing/processing devices, or downloaded to an external computer or external storage device via a network, such as the Internet, a local area network, a wide area network, and/or a wireless network.
- the network may include copper transmission cables, optical fiber transmission, wireless transmission, routers, firewalls, switches, gateway computers, and/or edge servers.
- the network adapter card or network interface in each computing/processing device receives computer-readable program instructions from the network, and forwards the computer-readable program instructions for storage in the computer-readable storage medium in each computing/processing device .
- the computer program instructions used to perform the operations of the present disclosure may be assembly instructions, instruction set architecture (ISA) instructions, machine instructions, machine-related instructions, microcode, firmware instructions, state setting data, or in one or more programming languages.
- Source code or object code written in any combination, the programming language includes object-oriented programming languages such as Smalltalk, C++, etc., and conventional procedural programming languages such as "C" language or similar programming languages.
- Computer-readable program instructions can be executed entirely on the user's computer, partly on the user's computer, executed as a stand-alone software package, partly on the user's computer and partly executed on a remote computer, or entirely on the remote computer or server carried out.
- the remote computer can be connected to the user's computer through any kind of network-including a local area network (LAN) or a wide area network (WAN), or it can be connected to an external computer (for example, using an Internet service provider to connect to the user's computer) connection).
- LAN local area network
- WAN wide area network
- an electronic circuit such as a programmable logic circuit, a field programmable gate array (FPGA), or a programmable logic array (PLA), can be customized by using the status information of the computer-readable program instructions.
- FPGA field programmable gate array
- PDA programmable logic array
- the computer-readable program instructions are executed to realize various aspects of the present disclosure.
- These computer-readable program instructions can be provided to the processor of a general-purpose computer, a special-purpose computer, or other programmable data processing device, thereby producing a machine that makes these instructions when executed by the processor of the computer or other programmable data processing device , A device that implements the functions/actions specified in one or more blocks in the flowcharts and/or block diagrams is produced. It is also possible to store these computer-readable program instructions in a computer-readable storage medium. These instructions make computers, programmable data processing apparatuses, and/or other devices work in a specific manner. Thus, the computer-readable medium storing the instructions includes An article of manufacture, which includes instructions for implementing various aspects of the functions/actions specified in one or more blocks in the flowcharts and/or block diagrams.
- each block in the flowchart or block diagram may represent a module, program segment, or part of an instruction, and the module, program segment, or part of an instruction contains one or more components for realizing the specified logical function.
- Executable instructions may also occur in a different order than the order marked in the drawings. For example, two consecutive blocks can actually be executed substantially in parallel, or they can sometimes be executed in the reverse order, depending on the functions involved.
- each block in the block diagram and/or flowchart, and the combination of the blocks in the block diagram and/or flowchart can be implemented by a dedicated hardware-based system that performs the specified functions or actions Or it can be realized by a combination of dedicated hardware and computer instructions.
Abstract
Description
Claims (15)
- 一种图像处理方法,其特征在于,包括:对待处理图像进行人脸特征提取及人体特征提取,得到所述待处理图像的图像特征,所述图像特征包括人脸特征和/或人体特征,所述待处理图像包括第一图像及第二图像;针对提取到人脸特征的所述第一图像,根据提取到的所述人脸特征进行人脸聚类操作,得到人脸聚类结果;针对未提取到人脸特征的所述第二图像,根据所述人脸聚类结果、所述第二图像中提取的人体特征及提取出人体特征的第一图像中的人体特征进行人体聚类操作,得到人体聚类结果;根据所述人脸聚类结果及所述人体聚类结果得到针对所述待处理图像的聚类结果。
- 根据权利要求1所述的方法,其特征在于,所述人脸聚类结果包括第一结果,所述针对提取到人脸特征的所述第一图像,根据提取到的所述人脸特征进行人脸聚类操作,得到人脸聚类结果,包括:获取图像数据库中的至少一个已有类别的人脸聚类中心;根据所述至少一个已有类别的人脸聚类中心及所述第一图像中提取到的所述人脸特征进行人脸聚类,将所述第一图像聚类至所述已有类别中,得到所述第一图像的所述第一结果。
- 根据权利要求2所述的方法,其特征在于,所述人脸聚类结果还包括第二结果,所述针对提取到人脸特征的所述第一图像,根据提取到的所述人脸特征进行人脸聚类操作,得到人脸聚类结果,还包括:对未聚类到所述已有类别中的所述第一图像进行人脸聚类操作,得到所述第一图像的所述第二结果。
- 根据权利要求1至3任一项所述的方法,其特征在于,所述人体聚类结果包括第三结果,所述针对未提取到人脸特征的第二图像,根据所述人脸聚类结果、所述第二图像中提取的人体特征及提取出人体特征的第一图像中的人体特征进行人体聚类操作,得到人体聚类结果,包括:针对任一所述第二图像,根据提取出人体特征的所述第一图像中的所述人体特征及所述第二图像中的所述人体特征进行人体聚类操作,得到人体聚类子结果;根据所述人体聚类子结果确定与所述第二图像归属于同一人体类别的所述第一图像;根据所述人脸聚类结果,将所述第二图像添加至与所述第二图像归属于同一人体类别的所述第一图像所属的类别中,得到所述第三结果。
- 根据权利要求4所述方法,其特征在于,所述人体聚类结果还包括第四结果,所述针对任一未提取到人脸特征的第二图像,根据所述人脸聚类结果、所述第二图像中提取的人体特征及提取出人体特征的所述第一图像中的人体特征进行人体聚类操作,得到人体聚类结果,包括:获取图像数据库中至少一个已有类别的人体聚类中心;对未聚类到人脸类别中的所述第二图像,根据所述第二图像中的所述人体特征及所述至少一个已有类别的所述人体聚类中心进行人体聚类操作,将所述第二图像聚类至所述已有类别中,得到所述第 四结果。
- 根据权利要求1至5任一项所述的方法,其特征在于,所述方法还包括:根据所述聚类结果将所述待处理图像添加至图像数据库中;根据所述待处理图像更新所述图像数据库中至少一个类别的人脸聚类中心及人体聚类中心。
- 一种图像处理装置,其特征在于,包括:提取模块,用于对待处理图像进行人脸特征提取及人体特征提取,得到所述待处理图像的图像特征,所述图像特征包括人脸特征和/或人体特征,所述待处理图像包括第一图像及第二图像;第一聚类模块,用于针对提取到人脸特征的所述第一图像,根据提取到的所述人脸特征进行人脸聚类操作,得到人脸聚类结果;第二聚类模块,用于针对未提取到人脸特征的所述第二图像,根据所述人脸聚类结果、所述第二图像中提取的人体特征及提取出人体特征的第一图像中的人体特征进行人体聚类操作,得到人体聚类结果;第三聚类模块,用于根据所述人脸聚类结果及所述人体聚类结果得到针对所述待处理图像的聚类结果。
- 根据权利要求7所述的装置,其特征在于,所述人脸聚类结果包括第一结果,所述第一聚类模块,还用于:获取图像数据库中的至少一个已有类别的人脸聚类中心;根据所述至少一个已有类别的人脸聚类中心及所述第一图像中提取到的所述人脸特征进行人脸聚类,将所述第一图像聚类至所述已有类别中,得到所述第一图像的所述第一结果。
- 根据权利要求8所述的装置,其特征在于,所述人脸聚类结果还包括第二结果,所述第一聚类模块,还用于:对未聚类到所述已有类别中的所述第一图像进行人脸聚类操作,得到所述第一图像的所述第二结果。
- 根据权利要求7至9任一项所述的装置,其特征在于,所述人体聚类结果包括第三结果,所述第二聚类模块,还用于:针对任一所述第二图像,根据提取出人体特征的所述第一图像中的所述人体特征及所述第二图像中的所述人体特征进行人体聚类操作,得到人体聚类子结果;根据所述人体聚类子结果确定与所述第二图像归属于同一人体类别的所述第一图像;根据所述人脸聚类结果,将所述第二图像添加至与所述第二图像归属于同一人体类别的所述第一图像所属的类别中,得到所述第三结果。
- 根据权利要求10所述的装置,其特征在于,所述人体聚类结果还包括第四结果,所述第二聚类模块,还用于:获取图像数据库中至少一个已有类别的人体聚类中心;对未聚类到人脸类别中的所述第二图像,根据所述第二图像中的所述人体特征及所述至少一个已有类别的所述人体聚类中心进行人体聚类操作,将所述第二图像聚类至所述已有类别中,得到所述第四结果。
- 根据权利要求7至11任一项所述的装置,其特征在于,所述装置还包括:添加模块,用于根据所述聚类结果将所述待处理图像添加至图像数据库中;更新模块,用于根据所述待处理图像更新所述图像数据库中至少一个类别的人脸聚类中心及人体聚类中心。
- 一种电子设备,其特征在于,包括:处理器;用于存储处理器可执行指令的存储器;其中,所述处理器被配置为:执行权利要求1至6中任意一项所述的方法。
- 一种计算机可读存储介质,其上存储有计算机程序指令,其特征在于,所述计算机程序指令被处理器执行时实现权利要求1至6中任意一项所述的方法。
- 一种计算机程序,包括计算机可读代码,其特征在于,当所述计算机可读代码在电子设备中运行时,所述电子设备中的处理器执行用于实现权利要求1-6中的任一权利要求所述的方法。
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CN110569777A (zh) * | 2019-08-30 | 2019-12-13 | 深圳市商汤科技有限公司 | 图像处理方法及装置、电子设备和存储介质 |
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US20220019772A1 (en) | 2022-01-20 |
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TW202109360A (zh) | 2021-03-01 |
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