CN111724894B - Data acquisition method, device, terminal and storage medium - Google Patents
Data acquisition method, device, terminal and storage medium Download PDFInfo
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- CN111724894B CN111724894B CN201911076779.4A CN201911076779A CN111724894B CN 111724894 B CN111724894 B CN 111724894B CN 201911076779 A CN201911076779 A CN 201911076779A CN 111724894 B CN111724894 B CN 111724894B
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- G—PHYSICS
- G16—INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR SPECIFIC APPLICATION FIELDS
- G16H—HEALTHCARE INFORMATICS, i.e. INFORMATION AND COMMUNICATION TECHNOLOGY [ICT] SPECIALLY ADAPTED FOR THE HANDLING OR PROCESSING OF MEDICAL OR HEALTHCARE DATA
- G16H50/00—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics
- G16H50/20—ICT specially adapted for medical diagnosis, medical simulation or medical data mining; ICT specially adapted for detecting, monitoring or modelling epidemics or pandemics for computer-aided diagnosis, e.g. based on medical expert systems
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/45—For evaluating or diagnosing the musculoskeletal system or teeth
- A61B5/4538—Evaluating a particular part of the muscoloskeletal system or a particular medical condition
- A61B5/4542—Evaluating the mouth, e.g. the jaw
- A61B5/4552—Evaluating soft tissue within the mouth, e.g. gums or tongue
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/48—Other medical applications
- A61B5/4854—Diagnosis based on concepts of traditional oriental medicine
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F18/00—Pattern recognition
- G06F18/20—Analysing
- G06F18/25—Fusion techniques
- G06F18/251—Fusion techniques of input or preprocessed data
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V10/00—Arrangements for image or video recognition or understanding
- G06V10/10—Image acquisition
- G06V10/12—Details of acquisition arrangements; Constructional details thereof
- G06V10/14—Optical characteristics of the device performing the acquisition or on the illumination arrangements
- G06V10/143—Sensing or illuminating at different wavelengths
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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
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/70—Circuitry for compensating brightness variation in the scene
- H04N23/74—Circuitry for compensating brightness variation in the scene by influencing the scene brightness using illuminating means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
- H04N23/80—Camera processing pipelines; Components thereof
Abstract
The present invention relates to the field of medical devices, and in particular, to a data acquisition method, apparatus, terminal, and storage medium. The data acquisition method is applied to a tongue image acquisition device, wherein the tongue image acquisition device comprises: the camera comprises a camera body, wherein a first connecting structure and a second connecting structure are arranged on the camera body, the first imaging device is connected with the first connecting structure, and the second imaging device is connected with the second connecting structure; a light source and a reflecting mirror are arranged in the camera bellows, and the light source is used for providing illumination for the first imaging device and the second imaging device; the reflector is connected with the camera bellows through a driving device, and the driving device is used for driving the reflector to move in the camera bellows. By collecting the color image and the hyperspectral image of the target object in the visible light wavelength range, the color image and the hyperspectral image are combined, so that the diagnosis result is more accurate, and the quantitative analysis of the traditional Chinese medicine diagnosis is promoted.
Description
Technical Field
The present invention relates to the field of medical devices, and in particular, to a data acquisition method, apparatus, terminal, and storage medium.
Background
The terms "Wang, shang, mi, ji" are four methods for diagnosing and treating diseases in TCM. Inspection of the Qi color. The traditional Chinese medicine uses vision to purposefully observe the spirit, color, shape, state and the like of the whole body and local part of a patient. The theory of looking and knowing is that of looking and knowing is the first of four diagnostic methods. The inspection content mainly comprises: observing the spirit, color, shape, state, tongue appearance, collaterals, skin, five sense organs, nine orifices, etc., the shape, color, quality, etc. of excretions, secretions, the inspection is now divided into five descriptions of whole inspection, local inspection, inspection of the tongue, inspection of the discharge, inspection of the child fingerprint, etc. The traditional Chinese medicine development hysteresis endangers the death of the traditional Chinese medicine, and the traditional Chinese medicine diagnosis method has subjective experience and ambiguity to a great extent, so that the sense organ of a doctor is prolonged by means of a modern test instrument such as a inspection instrument, and the sense organ of the doctor is more objectified and accurate in qualitative and quantitative aspects, which is also urgent for the traditional Chinese medicine development.
The tongue diagnostic instrument is used as instrument equipment for tongue image diagnosis, and an optical sensor is used for image recording and data acquisition, so that the instrument can assist the naked eye observation of traditional Chinese medicine to a certain extent. The existing tongue diagnostic instrument generally collects a single color image based on a visible light wave band, and innovates mainly from aspects of miniaturization, natural light simulation by a light source, multidimensional collection of images, standardization of testing conditions, different image processing algorithms and the like. Because the visible light image can only reflect the appearance information of the tongue, the tongue appearance diagnosis from the outside to the inside in traditional Chinese medicine and the composition analysis of tongue coating and tongue quality cannot be realized, the tongue diagnostic instrument has inherent limitations, influences the accuracy and the application range of tongue diagnosis in traditional Chinese medicine, and becomes the problem to be solved in the popularization and application of tongue diagnosis in traditional Chinese medicine under the current general trend of traditional Chinese medicine informatization.
Disclosure of Invention
The application aims to solve the technical problem that the traditional inspection instrument only collects single color images in the visible light wave band and cannot realize the diagnosis of traditional Chinese medicine from the outside to the inside.
In order to solve the above technical problems, in a first aspect, an embodiment of the present application discloses a data acquisition method, which is applied to a tongue image acquisition device, wherein the tongue image acquisition device includes: the camera comprises a camera body, wherein a first connecting structure and a second connecting structure are arranged on the camera body, the first imaging device is connected with the first connecting structure, and the second imaging device is connected with the second connecting structure; a light source and a reflecting mirror are arranged in the camera bellows, and the light source is used for providing illumination for the first imaging device and the second imaging device; the reflecting mirror is connected with the camera bellows through a driving device, and the driving device is used for driving the reflecting mirror to move in the camera bellows;
the data acquisition method comprises the following steps:
acquiring a color image of a target object output by the first imaging device;
acquiring a hyperspectral image of the target object output by the second imaging device;
processing and identifying the color image and the hyperspectral image, and acquiring characteristic information corresponding to the target object in the color image and the hyperspectral image;
And analyzing the characteristic information to obtain a diagnosis result of the target object.
Further, the processing and identifying the color image and the hyperspectral image to obtain feature information corresponding to the target object in the color image and the hyperspectral image includes:
dividing the target object in the color image and the hyperspectral image according to a preset area to obtain an area image set; each region image in the region image set corresponds to a different part of the target object;
identifying each pixel point on each region image in the region image set to obtain the characteristic information of each pixel point; the characteristic information includes category information and color information.
Further, the analyzing the feature information to obtain a diagnosis result of the target object includes:
calculating the characteristic information of each region image and the characteristic information of a reference image corresponding to the region image to determine the similarity of the region image and the reference image, so as to obtain a similarity set;
taking the similarity with the largest value in the similarity set as the target similarity;
And if the target similarity is larger than the similarity threshold, taking the diagnosis result of the reference image corresponding to the target similarity as the diagnosis result of the target object.
In a second aspect, an embodiment of the application discloses a data acquisition device, which is used for controlling a tongue image acquisition device, wherein the tongue image acquisition device comprises a camera bellows, a first connection structure and a second connection structure are arranged on the camera bellows, the first imaging device is connected with the first connection structure, and the second imaging device is connected with the second connection structure; a light source and a reflecting mirror are arranged in the camera bellows, and the light source is used for providing illumination for the first imaging device and the second imaging device; the reflecting mirror is connected with the camera bellows through a driving device, and the driving device is used for driving the reflecting mirror to move in the camera bellows;
the data acquisition device comprises:
the light source control module is used for controlling the on-off of a light source, the light source comprises a first sub-light source and a second sub-light source, the first sub-light source is used for providing illumination for the first imaging device, and the second sub-light source is used for providing illumination for the second imaging device;
The reflecting mirror control module is used for controlling the reflecting mirror to move in the camera bellows, and the reflecting mirror is used for reflecting the light path of the first sub-light source to the first imaging device;
an image acquisition module, configured to acquire a color image captured by the first imaging device and a hyperspectral image captured by the second imaging device;
the identification processing module is used for carrying out identification processing on the color image and the hyperspectral image and acquiring the characteristic information of the target object;
and the analysis module is used for analyzing the characteristic information to obtain a diagnosis result of the target object.
In a third aspect, an embodiment of the present application discloses a tongue image acquisition device, including:
the camera bellows is provided with a containing space for containing a target object and a collecting port for the target object to enter or exit from the containing space, and the inner surface of the camera bellows is subjected to blackening treatment;
a first imaging device for acquiring a color image of the target object;
a second imaging device for acquiring a hyperspectral image of the target object;
wherein, the camera bellows is provided with a first connecting structure and a second connecting structure, the first imaging device is connected with the first connecting structure, and the second imaging device is connected with the second connecting structure; a light source and a reflecting mirror are arranged in the camera bellows, and the light source is used for providing illumination for the first imaging device and the second imaging device; the reflector is connected with the camera bellows through a driving device, and the driving device is used for driving the reflector to move in the camera bellows.
Further, the light source comprises a first sub-light source for providing illumination for the first imaging device and a second sub-light source for providing illumination for the second imaging device.
Further, the tongue image acquisition device further comprises a position adjusting mechanism, wherein the position adjusting mechanism is used for adjusting the position of the target object relative to the acquisition port.
In a fourth aspect, the embodiment of the application discloses a data acquisition system, which comprises a data acquisition device and a tongue image acquisition device, wherein the data acquisition device is in communication connection with the tongue image acquisition device;
the tongue image acquisition device comprises: the camera bellows is provided with a containing space for containing a target object and a collecting port for the target object to enter or exit from the containing space, and the inner surface of the camera bellows is subjected to blackening treatment;
a first imaging device for acquiring a color image of the target object;
a second imaging device for acquiring a hyperspectral image of the target object;
wherein, the camera bellows is provided with a first connecting structure and a second connecting structure, the first imaging device is connected with the first connecting structure, and the second imaging device is connected with the second connecting structure; a light source and a reflecting mirror are arranged in the camera bellows, and the light source is used for providing illumination for the first imaging device and the second imaging device; the reflecting mirror is connected with the camera bellows through a driving device, and the driving device is used for driving the reflecting mirror to move in the camera bellows;
The data acquisition device comprises:
the light source control module is used for controlling the on-off of a light source, the light source comprises a first sub-light source and a second sub-light source, the first sub-light source is used for providing illumination for the first imaging device, and the second sub-light source is used for providing illumination for the second imaging device;
the reflecting mirror control module is used for controlling the reflecting mirror to move in the camera bellows, and the reflecting mirror is used for reflecting the light path of the first sub-light source to the first imaging device;
an image acquisition module, configured to acquire a color image captured by the first imaging device and a hyperspectral image captured by the second imaging device;
the identification processing module is used for carrying out identification processing on the color image and the hyperspectral image and acquiring the characteristic information of the target object;
and the analysis module is used for analyzing the characteristic information to obtain a diagnosis result of the target object.
In a fifth aspect, an embodiment of the present application discloses a terminal, where the terminal includes a processor and a memory, where the memory stores at least one instruction, at least one section of program, a code set, or an instruction set, and the at least one instruction, the at least one section of program, the code set, or the instruction set is loaded and executed by the processor to implement a data collection method as described above.
In a sixth aspect, an embodiment of the present application discloses a computer readable storage medium, a terminal, where the terminal includes a processor and a memory, where at least one instruction, at least one program, a code set, or an instruction set is stored in the memory, where the at least one instruction, the at least one program, the code set, or the instruction set is loaded and executed by the processor to implement a data acquisition method as described above.
By adopting the technical scheme, the data acquisition method, the device, the terminal and the storage medium provided by the embodiment of the application have the following beneficial effects:
according to the data acquisition method provided by the embodiment of the application, the color image and the hyperspectral image of the target object in the visible light wavelength range are acquired, and the color image can be used for carrying out traditional Chinese medicine tongue diagnosis from the appearance angle; through the processing of hyperspectral images, the diagnosis of tongue appearance from exterior to interior in traditional Chinese medicine and the component analysis of tongue fur and tongue texture can be carried out; the color image and the hyperspectral image are combined, so that the diagnosis result is more accurate, and the quantitative analysis of the traditional Chinese medicine diagnosis is promoted.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present application, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of a system for applying a data acquisition method according to an embodiment of the present application;
fig. 2 is a schematic structural diagram of a tongue image acquisition device according to an embodiment of the present application;
FIG. 3 is a schematic view of a composite light source according to an embodiment of the present application;
FIG. 4 is a schematic view of a position adjustment mechanism according to an embodiment of the present application;
fig. 5 is a schematic flow chart of a data acquisition method according to an embodiment of the present application;
fig. 6 is a schematic flow chart of obtaining feature information corresponding to a target object according to an embodiment of the present application;
FIG. 7 is a flowchart of a method for analyzing feature information according to an embodiment of the present application;
FIG. 8 is a schematic diagram of a data acquisition device according to an embodiment of the present application;
FIG. 9 is a schematic diagram of a data acquisition system according to an embodiment of the present application;
the following supplementary explanation is given to the accompanying drawings:
100-terminal; 200-tongue image acquisition device; 21-a first imaging device; 22-a second imaging device; 23-a camera bellows; 24-light source; 241-a first sub-light source; 242-a second sub-light source; 243-imaging aperture; 244-a light source support plate; 25-mirrors; 26-acquisition port; 261-a fixed plate; 262-lifting table; 263-chin rest.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present application. It will be apparent that the described embodiments are only some, but not all, embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the application. In the description of the present application, it should be understood that the directions or positional relationships indicated by the terms "upper", "lower", "top", "bottom", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of the description, and do not indicate or imply that the apparatus or element in question must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as limiting the application. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may include one or more of the feature, either explicitly or implicitly. Moreover, the terms "first," "second," and the like, are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the application described herein may be implemented in sequences other than those illustrated or otherwise described herein.
The existing tongue diagnostic instrument is used as instrument equipment for tongue image diagnosis, an optical sensor is used for image recording and data acquisition, and as visible light images only can reflect tongue appearance information, the tongue image diagnosis from the outside to the inside and the tongue coating and tongue composition analysis of traditional Chinese medicine cannot be realized, so that the tongue diagnostic instrument has inherent limitations, influences the accuracy and application range of tongue diagnosis of traditional Chinese medicine, and becomes a problem to be solved in popularization and application of tongue diagnosis of traditional Chinese medicine under the current general trend of traditional Chinese medicine informatization.
In view of the shortcomings of the prior art, an embodiment of the present application provides a new data acquisition scheme, please refer to fig. 1, which shows a system that can be used to implement the embodiment of the present application, the system includes a terminal 100 and a tongue image acquisition device 200, the terminal 100 communicates with the tongue image acquisition device 200, the data acquisition device is disposed in the terminal 100, and the data acquisition device interacts with the tongue image acquisition device 200, so as to implement component analysis of tongue coating and tongue texture according to an image acquired by the tongue image acquisition device 200, so as to obtain a tongue image diagnosis result.
The terminal 100 may be a smart phone, a desktop computer, a tablet computer, a notebook computer, a digital assistant, an intelligent wearable device, or other type of physical device; wherein, intelligent wearable equipment can include intelligent bracelet, intelligent wrist-watch, intelligent glasses, intelligent helmet etc.. Of course, the terminal 100 is not limited to the above electronic device having a certain entity, but may be software running in the above electronic device, for example, the terminal 100 may be a web page or an application provided to a user by a service provider.
Terminal 100 may include a display, a memory device, and a processor coupled by a data bus. The display screen is used for displaying images of limb objects, videos and other data, and can be a touch screen of a mobile phone or a tablet computer. The storage device is used for storing program codes, data, etc. of the photographing apparatus, and may be a memory of the terminal 100, or may be a storage device such as a smart media card (smart media card), a secure digital card (secure digital card), a flash memory card (flash card), etc. The processor may be a single core or multi-core processor.
As shown in fig. 2 to 4, an embodiment of the present application provides a tongue image acquisition device 200, including: the camera bellows 23, have accommodation space to hold the target object and supply the target object to enter or withdraw from the collection port 26 of the accommodation space, the inner surface of the camera bellows 23 is blackened; a first imaging device 21 for acquiring a color image of a target object; a second imaging device 22 for acquiring a hyperspectral image of the target object; wherein, the camera bellows 23 is provided with a first connecting structure and a second connecting structure, the first imaging device 21 is connected with the first connecting structure, and the second imaging device 22 is connected with the second connecting structure; a light source 24 and a reflecting mirror 25 are arranged in the camera bellows 23, and the light source 24 is used for providing illumination for the first imaging device 21 and the second imaging device 22; the mirror 25 is connected to the camera bellows 23 by a driving device for driving the mirror 25 to move within the camera bellows 23.
According to the tongue image acquisition device 200 provided by the embodiment of the application, through the arrangement of the first imaging device 21 and the second imaging device 22, color image acquisition and hyperspectral image acquisition of a target object in a visible light range are realized, meanwhile, the light source 24 module is integrated in the camera bellows 23, the standardization of tongue image acquisition is realized, the light source 24 is prevented from directly radiating eyes, and the tongue image acquisition device is particularly suitable for multi-mode traditional Chinese medicine tongue diagnosis. The device is also suitable for multi-mode diagnosis and analysis of other human body specific tissues.
In the embodiment of the application, the camera bellows 23 is provided with the acquisition port 26, and the target object can extend into the accommodating space in the camera bellows 23 through the acquisition port 26. The camera bellows 23 is provided with an imaging device connecting structure, the first imaging device 21 and the second imaging device 22 are respectively connected with the camera bellows 23 through the connecting structure, and optionally, the main bodies of the first imaging device 21 and the second imaging device 22 are arranged outside the camera bellows 23, and imaging lenses of the first imaging device 21 and the second imaging device 22 are clamped or connected with the camera bellows 23 through bolts. In some embodiments, the first imaging device 21 and the second imaging device 22 may also be provided inside the camera bellows 23. The dark box 23 is used for suppressing stray light, the inner surface of the dark box 23 is subjected to blackening treatment, and a light source 24 is arranged in the dark box 23 to provide an imaging light path for the first imaging device 21 and the second imaging device 22. The camera bellows 23 is also internally provided with a reflecting mirror 25, the reflecting mirror 25 is connected with a driving device, and the driving device drives the reflecting mirror 25 to move in the camera bellows 23 so as to respectively reflect light rays emitted by the light source 24 to corresponding imaging devices to form an imaging light path. Optionally, the driving device is a driving motor, and when the first imaging device 21 images, the driving mirror 25 is driven to rise in the camera bellows 23, so as to reflect the light emitted by the light source 24 to the first imaging device 21; during imaging of the second imaging device 22, the mirror 25 is driven to descend in the dark box 23, so that the light emitted by the light source 24 can resist the second imaging device 22. In some embodiments, the drive means may also be other transmission structures or devices capable of driving the mirror 25 to move within the camera bellows 23. The first imaging device 21 is used for acquiring a color image of the target object in the visible light range, and the second imaging device 22 is used for acquiring a hyperspectral image of the target object. The response wavelength of the first imaging device 21 is in the range of 300nm-800nm, alternatively the first imaging device 21 is a camera with a sensor of complementary metal oxide semiconductor (Complementary Metal Oxide Semiconductor, CMOS) or a camera with a sensor of charge coupled device (Charge Coupled Device, CCD). The response wavelength of the second imaging device 22 is in the range of 100nm to 2500nm, optionally the first imaging device 21 is a hyperspectral camera. A transmission grating hyperspectral camera, a reflection grating hyperspectral camera and a liquid crystal adjustable filter hyperspectral camera. Accordingly, the second imaging device 22 is provided with a spectroscopic mechanism, and the spectroscopic mode of the spectroscopic mechanism is grating spectroscopy or variable filter spectroscopy. In some embodiments, the hyperspectral camera can also select imaging bands according to the respective imaging needs, such as: operating bands of 400nm-1000nm, 900nm-1700nm, 1000nm-2500nm, etc.
As shown in fig. 3, the light source 24 includes a first sub-light source 241 for providing illumination to the first imaging device 21 and a second sub-light source 242 for providing illumination to the second imaging device 22.
In the embodiment of the application, the light source 24 and the imaging light path are positioned in the camera bellows 23 and positioned between the acquisition interface and the hyperspectral camera. The light source 24 comprises a first sub-light source 241 for providing illumination for the first imaging device 21 and a second sub-light source 242 for providing illumination for the second imaging device 22. Alternatively, the first sub-light source 241 is an LED lamp, a fluorescent lamp, and an incandescent lamp having a color temperature of 6500K, and the second sub-light source 242 employs a halogen lamp as a radiation source having a wavelength ranging from 350nm to 2500nm. The first and second sub-light sources 241, 242 may be separately arranged and different numbers of sub-light sources 24 may be arranged according to the intensity of the selected light sources 24. In some embodiments, the first and second sub-light sources 241 and 242 are disposed on the same light source support plate 244. The number of the first sub-light sources 241 is the same as that of the second sub-light sources 242, and the first sub-light sources 241 and the second sub-light sources 242 are arranged on the light source supporting plate 244 at intervals. An imaging hole 243 is formed in the center of the light source support plate 244, and the imaging hole 243 is used for a hyperspectral imaging light path.
In the embodiment of the application, the collection port 26 is used for fixing the tongue position of the collector, the composite light source 24 irradiates the test target object, the reflected light is separated at the reflector 25, one path of reflected light is reflected to the CMOS camera through the reflector 25, and the other path of reflected light is directly reflected to the hyperspectral camera with the imaging lens through the imaging hole 243 after the reflector 25 is removed. The position of the two-position reflecting mirror 25 and the synchronous switch of the light source 24, namely when the first sub-light source 241 is turned on, the driving device drives the reflecting mirror 25 to be positioned in the imaging light path of the first imaging device 21 and reflect the light of the first sub-light source 241 to the first imaging device 21; when the second sub-light source 242 is turned on, the driving device drives the mirror 25 to move away, and the reflected light of the second sub-light source 242 is directly reflected to the second imaging device 22 through the imaging hole 243. The switching of the hyperspectral acquisition light path and the visible light acquisition light path is realized through the driving device, and the two light paths share the aperture, so that the multi-mode acquisition of the visible light color image and the hyperspectral image is realized.
As shown in fig. 4, the tongue image capturing device 200 further comprises a position adjustment mechanism for adjusting the position of the target object relative to the capturing port 26.
In an embodiment of the present application, the position adjustment mechanism is used to adjust the position of the target object relative to the acquisition port 26. The position adjustment mechanism includes a lift table 262 and a chin rest 263, and the chin rest 263 is disposed on the lift table 262. The chin rest 263 is used for supporting the chin position of a tester, the lifting platform 262 is used for adjusting the height of the chin, alternatively, the lifting platform 262 can be controlled by a control terminal, and a switch button can be arranged on the lifting platform 262 for direct control. The elevating platform 262 sets up on fixed plate 261, and the collection port 26 of setting on camera bellows 23 is used for restricting tester's nasal tip position, and the test position of tongue can be fixed through the cooperation of chin rest 263 and collection port 26, is favorable to testing distance and illumination condition's standardization. In some embodiments, the tongue image capturing device 200 further comprises a disinfection system that can disinfect the tongue image capturing device 200 using ultraviolet light cancellation.
In the embodiment of the present application, the tongue image capturing device 200 integrates a standard visible band light source 24 and a halogen lamp light source 24, which are respectively used as the radiation light sources 24 of the first imaging device 21 and the second imaging device 22, and then integrates a standard capturing port 26, so as to fix the test distance and the field of view. In order to solve the common aperture problem of the color image and the hyperspectral image, a reflecting mirror 25 with two stations is adopted, so that the signal of the hyperspectral camera is not lost, and the normal operation of a common aperture light path is ensured. Through the mode, the limitation of the traditional visible light tongue diagnostic instrument is broken through, and the multi-mode traditional Chinese medicine tongue diagnosis is realized.
Fig. 5 is a schematic flow chart of a data collection method provided in an embodiment of the present application, where the flow may be implemented by the terminal 100, and the present specification provides method operation steps as an example or a flowchart, but may include more or fewer operation steps based on conventional or non-inventive labor. The order of steps recited in the embodiments is merely one way of performing the order of steps and does not represent a unique order of execution. In actual system or client product execution, the environments of parallel processors or multi-threaded processes, for example, may be performed sequentially or in parallel as the methods shown in the embodiments or figures. The data acquisition method provided by the embodiment of the application is applied to the tongue image acquisition device 200, wherein the tongue image acquisition device 200 comprises: the camera bellows 23, there are first connecting structure and second connecting structure on camera bellows 23, the first imaging device 21 is connected with first connecting structure, the second imaging device 22 is connected with second connecting structure; a light source 24 and a reflecting mirror 25 are arranged in the camera bellows 23, and the light source 24 is used for providing illumination for the first imaging device 21 and the second imaging device 22; the reflecting mirror 25 is connected with the camera bellows 23 through a driving device, and the driving device is used for driving the reflecting mirror 25 to move in the camera bellows 23; referring to fig. 5, the data acquisition method includes:
S501: acquiring a color image of the target object output from the first imaging device 21;
s503: acquiring a hyperspectral image of the target object output by the second imaging device 22;
s505: processing and identifying the color image and the hyperspectral image to obtain characteristic information corresponding to a target object in the color image and the hyperspectral image;
FIG. 6 is a flow chart of acquiring feature information corresponding to a target object in a color image and a hyperspectral image provided by an embodiment of the present application; referring to fig. 5, processing and identifying the color image and the hyperspectral image to obtain feature information corresponding to a target object in the color image and the hyperspectral image includes:
s601: dividing a target object in the color image and the hyperspectral image according to a preset area to obtain an area image set; each region image in the region image set corresponds to a different part of the target object;
in the embodiment of the application, according to the theory of traditional Chinese medicine, different parts of the tongue reflect health information of different organs of a person. By zoning the tongue, the image of each zone is then processed.
S603: identifying each pixel point on each region image in the region image set to obtain characteristic information of each pixel point; the feature information includes category information and color information.
In the embodiment of the application, when images of different areas of a target object are processed, each pixel point pair on each area image contains characteristic information reflecting the characteristics of the corresponding area, the characteristic information comprises category information and color information, the category information reflects tongue quality or tongue fur, correspondingly, the color information of the tongue quality comprises white, red, chestnut, purple and the like, the tongue fur color comprises white, yellow and the like, and the overall characteristic information analysis of each area can also obtain the texture of the tongue, the thickness of the tooth trace tongue fur and the like.
S507: analyzing the characteristic information to obtain a diagnosis result of the target object;
FIG. 7 is a flowchart of a method for analyzing feature information according to an embodiment of the present application; referring to fig. 7, analyzing the feature information to obtain a diagnosis result of the target object includes:
s701: calculating the feature information of each region image and the feature information of the reference image corresponding to the region image to determine the similarity of the region image and the reference image, and obtaining a similarity set;
s703: taking the similarity with the largest value in the similarity set as the target similarity;
s705: whether the target similarity is greater than a similarity threshold;
S707: if the target similarity is greater than the similarity threshold, taking the diagnosis result of the reference image corresponding to the target similarity as the diagnosis result of the target object;
s707: and if the target similarity is not greater than the similarity threshold, outputting the characteristic information corresponding to the target object in the color image and the hyperspectral image.
In the embodiment of the application, the color image and the hyperspectral image of the target object are respectively acquired, the images are processed to obtain the tongue color corresponding to different areas of the tongue, the color and the thickness of tongue coating at corresponding parts, the texture, the tooth trace and other information of the tongue, and then the information is compared with the diagnosis model stored in the database to obtain the diagnosis result. According to the theory of traditional Chinese medicine, the health information of different organs of a person is reflected by different parts of the tongue, and the tongue is subjected to regional treatment to obtain the information of different parts, so that the purpose of assisting the traditional Chinese medicine in diagnosing from the outside to the inside is achieved.
As shown in fig. 8, the embodiment of the present application further provides a data acquisition device, which is configured to control the tongue image acquisition device 200, where the tongue image acquisition device 200 includes a camera bellows 23, a first connection structure and a second connection structure are disposed on the camera bellows 23, the first imaging device 21 is connected with the first connection structure, and the second imaging device 22 is connected with the second connection structure; a light source 24 and a reflecting mirror 25 are arranged in the camera bellows 23, and the light source 24 is used for providing illumination for the first imaging device 21 and the second imaging device 22; the reflecting mirror 25 is connected with the camera bellows 23 through a driving device, and the driving device is used for driving the reflecting mirror 25 to move in the camera bellows 23;
The data acquisition device comprises:
a light source 24 control module 810 for controlling the on and off of the light source 24, the light source 24 comprising a first sub-light source 241 and a second sub-light source 242, the first sub-light source 241 being used for providing illumination for the first imaging device 21, the second sub-light source 242 being used for providing illumination for the second imaging device 22;
a mirror 25 control module 820 for controlling the mirror 25 to move in the camera bellows 23, the mirror 25 being used for reflecting the light path of the first sub-light source 241 to the first imaging device 21;
an image acquisition module 830 for acquiring a color image captured by the first imaging device 21 and a hyperspectral image captured by the second imaging device 22;
the recognition processing module 840 is configured to perform recognition processing on the color image and the hyperspectral image, and obtain feature information of the target object;
the analysis module 850 is configured to analyze the feature information to obtain a diagnosis result of the target object.
As shown in fig. 9, the embodiment of the application further provides a data acquisition system, which comprises a data acquisition device and a tongue image acquisition device 200, wherein the data acquisition device is in communication connection with the tongue image acquisition device 200;
the tongue image acquisition device 200 includes: the camera bellows 23, have accommodation space to hold the target object and supply the target object to enter or withdraw from the collection port 26 of the accommodation space, the inner surface of the camera bellows 23 is blackened; a first imaging device 21 for acquiring a color image of a target object; a second imaging device 22 for acquiring a hyperspectral image of the target object; wherein, the camera bellows 23 is provided with a first connecting structure and a second connecting structure, the first imaging device 21 is connected with the first connecting structure, and the second imaging device 22 is connected with the second connecting structure; a light source 24 and a reflecting mirror 25 are arranged in the camera bellows 23, and the light source 24 is used for providing illumination for the first imaging device 21 and the second imaging device 22; the reflecting mirror 25 is connected with the camera bellows 23 through a driving device, and the driving device is used for driving the reflecting mirror 25 to move in the camera bellows 23;
The data acquisition device includes: a light source 24 control module 810, a mirror 25 control module 820, an image acquisition module 830, an identification processing module 840, an analysis module 850.
The light source 24 control module is used for controlling the on-off state of the light source 24, the light source 24 comprises a first sub-light source 241 and a second sub-light source 242, the first sub-light source 241 is used for providing illumination for the first imaging device 21, and the second sub-light source 242 is used for providing illumination for the second imaging device 22; the mirror 25 control module is used for controlling the mirror 25 to move in the camera bellows 23, and the mirror 25 is used for reflecting the light path of the first sub-light source 241 to the first imaging device 21; the image acquisition module is used for acquiring a color image shot by the first imaging device 21 and a hyperspectral image shot by the second imaging device 22; the identification processing module is used for carrying out identification processing on the color image and the hyperspectral image to acquire the characteristic information of the target object; the analysis module is used for analyzing the characteristic information to obtain a diagnosis result of the target object.
The embodiment of the present application provides a terminal 100, where the terminal 100 includes a processor and a memory, where the memory stores at least one instruction, at least one program, a code set or an instruction set, and the at least one instruction, the at least one program, the code set or the instruction set is loaded and executed by the processor to implement the data acquisition method provided in the above method embodiment.
The memory may be used to store software programs and modules that the processor executes to perform various functional applications and data processing by executing the software programs and modules stored in the memory. The memory may mainly include a storage program area and a storage data area, wherein the storage program area may store an operating system, application programs required for functions, and the like; the storage data area may store data created according to the use of the terminal 100, etc. In addition, the memory may include high-speed random access memory, and may also include non-volatile memory, such as at least one magnetic disk storage device, flash memory device, or other volatile solid-state storage device. Accordingly, the memory may also include a memory controller to provide access to the memory by the processor.
Embodiments of the present application also provide a storage medium that may be disposed in the terminal 100 to store at least one instruction, at least one program, a code set, or an instruction set related to a data acquisition method for implementing a method embodiment, where the at least one instruction, the at least one program, the code set, or the instruction set is loaded and executed by the processor to implement the data acquisition method provided in the method embodiment.
It should be noted that: the sequence of the embodiments of the present application is only for description, and does not represent the advantages and disadvantages of the embodiments. And the foregoing description has been directed to specific embodiments of this specification. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims can be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily require the particular order shown, or sequential order, to achieve desirable results. In some embodiments, multitasking and parallel processing are also possible or may be advantageous.
In this specification, each embodiment is described in a progressive manner, and identical and similar parts of each embodiment are all referred to each other, and each embodiment mainly describes differences from other embodiments. In particular, for the device and server embodiments, since they are substantially similar to the method embodiments, the description is relatively simple, and references to the parts of the description of the method embodiments are only required.
It will be understood by those skilled in the art that all or part of the steps for implementing the above embodiments may be implemented by hardware, or may be implemented by a program for instructing relevant hardware, where the program may be stored in a computer readable storage medium, and the storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
The foregoing description of the preferred embodiments of the application is not intended to limit the application to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the application are intended to be included within the scope of the application.
Claims (9)
1. A data acquisition method, characterized in that the data acquisition method is applied to a tongue image acquisition device (200), wherein the tongue image acquisition device (200) comprises: the camera bellows (23), be equipped with first connection structure and second connection structure on the camera bellows (23), first image device (21) is connected with first connection structure, second image device (22) is connected with second connection structure; a light source (24) and a reflecting mirror (25) are arranged in the camera bellows (23), the light source (24) comprises a first sub-light source (241) and a second sub-light source (242), the first sub-light source (241) is used for providing illumination for the first imaging device (21), and the second sub-light source (242) is used for providing illumination for the second imaging device (22); the reflecting mirror (25) is connected with the camera bellows (23) through a driving device, the driving device is used for driving the reflecting mirror (25) to rise in the camera bellows (23) when the first imaging device (21) images, reflecting light rays emitted by the light source (24) to the first imaging device (21), and driving the reflecting mirror (25) to descend in the camera bellows (23) when the second imaging device (22) images, so that the light rays emitted by the light source (24) can reach the second imaging device (22);
The data acquisition method comprises the following steps:
acquiring a color image of a target object output by the first imaging device (21);
acquiring a hyperspectral image of the target object output by the second imaging device (22);
processing and identifying the color image and the hyperspectral image, and acquiring characteristic information corresponding to the target object in the color image and the hyperspectral image;
and analyzing the characteristic information to obtain a diagnosis result of the target object.
2. The method according to claim 1, wherein the processing and identifying the color image and the hyperspectral image to obtain feature information corresponding to the target object in the color image and the hyperspectral image includes:
dividing the target object in the color image and the hyperspectral image according to a preset area to obtain an area image set; each region image in the region image set corresponds to a different part of the target object;
identifying each pixel point on each region image in the region image set to obtain the characteristic information of each pixel point; the characteristic information includes category information and color information.
3. The method according to claim 2, wherein the analyzing the feature information to obtain the diagnosis result of the target object includes:
calculating the characteristic information of each region image and the characteristic information of a reference image corresponding to the region image to determine the similarity of the region image and the reference image, so as to obtain a similarity set;
taking the similarity with the largest value in the similarity set as the target similarity;
and if the target similarity is greater than a similarity threshold, taking the diagnosis result of the reference image corresponding to the target similarity as the diagnosis result of the target object.
4. The data acquisition device is characterized in that the device is used for controlling a tongue image acquisition device (200), the tongue image acquisition device (200) comprises a camera bellows (23), a first connecting structure and a second connecting structure are arranged on the camera bellows (23), a first imaging device (21) is connected with the first connecting structure, and a second imaging device (22) is connected with the second connecting structure; a light source (24) and a reflecting mirror (25) are arranged in the camera bellows (23), the light source (24) comprises a first sub-light source (241) and a second sub-light source (242), the first sub-light source (241) is used for providing illumination for the first imaging device (21), and the second sub-light source (242) is used for providing illumination for the second imaging device (22); the reflecting mirror (25) is connected with the camera bellows (23) through a driving device, the driving device is used for driving the reflecting mirror (25) to rise in the camera bellows (23) when the first imaging device (21) images, reflecting light rays emitted by the light source (24) to the first imaging device (21), and driving the reflecting mirror (25) to descend in the camera bellows (23) when the second imaging device (22) images, so that the light rays emitted by the light source (24) can reach the second imaging device (22);
The data acquisition device comprises:
a light source (24) control module for controlling the turning on and off of the light source (24), the light source (24) comprising a first sub-light source (241) and a second sub-light source (242), the first sub-light source (241) being for providing illumination for the first imaging device (21), the second sub-light source (242) being for providing illumination for the second imaging device (22);
a mirror (25) control module for controlling the mirror (25) to move in the camera bellows (23), the mirror (25) being used for reflecting the light path of the first sub-light source (241) to the first imaging device (21);
an image acquisition module for acquiring a color image captured by the first imaging device (21) and a hyperspectral image captured by the second imaging device (22);
the identification processing module is used for carrying out identification processing on the color image and the hyperspectral image to acquire the characteristic information of the target object;
and the analysis module is used for analyzing the characteristic information to obtain a diagnosis result of the target object.
5. A tongue image acquisition device, comprising:
the camera bellows (23) is provided with a containing space for containing a target object and a collection port (26) for the target object to enter or exit from the containing space, and the inner surface of the camera bellows (23) is subjected to blackening treatment;
First imaging means (21) for acquiring a color image of the target object;
-second imaging means (22) for acquiring a hyperspectral image of the target object;
the camera bellows (23) is provided with a first connecting structure and a second connecting structure, the first imaging device (21) is connected with the first connecting structure, and the second imaging device (22) is connected with the second connecting structure; a light source (24) and a reflecting mirror (25) are arranged in the camera bellows (23), the light source (24) comprises a first sub-light source (241) and a second sub-light source (242), the first sub-light source (241) is used for providing illumination for the first imaging device (21), and the second sub-light source (242) is used for providing illumination for the second imaging device (22); the reflecting mirror (25) is connected with the camera bellows (23) through a driving device, the driving device is used for driving the reflecting mirror (25) to rise in the camera bellows (23) when the first imaging device (21) images, reflecting light rays emitted by the light source (24) to the first imaging device (21), and driving the reflecting mirror (25) to descend in the camera bellows (23) when the second imaging device (22) images, so that the light rays emitted by the light source (24) can reach the second imaging device (22).
6. The tongue image capturing device according to claim 5, wherein the tongue image capturing device (200) further comprises a position adjustment mechanism for adjusting the position of the target object relative to the capturing port (26).
7. A data acquisition system, characterized in that the system comprises a data acquisition device and a tongue image acquisition device (200), wherein the data acquisition device is in communication connection with the tongue image acquisition device (200);
the tongue image acquisition device (200) includes: the camera bellows (23) is provided with a containing space for containing a target object and a collection port (26) for the target object to enter or exit from the containing space, and the inner surface of the camera bellows (23) is subjected to blackening treatment;
first imaging means (21) for acquiring a color image of the target object;
-second imaging means (22) for acquiring a hyperspectral image of the target object;
the camera bellows (23) is provided with a first connecting structure and a second connecting structure, the first imaging device (21) is connected with the first connecting structure, and the second imaging device (22) is connected with the second connecting structure; a light source (24) and a reflecting mirror (25) are arranged in the camera bellows (23), and the light source (24) is used for providing illumination for the first imaging device (21) and the second imaging device (22); the reflecting mirror (25) is connected with the camera bellows (23) through a driving device, and the driving device is used for driving the reflecting mirror (25) to move in the camera bellows (23);
The data acquisition device comprises:
a light source (24) control module for controlling the turning on and off of the light source (24), the light source (24) comprising a first sub-light source (241) and a second sub-light source (242), the first sub-light source (241) being for providing illumination for the first imaging device (21), the second sub-light source (242) being for providing illumination for the second imaging device (22);
the mirror (25) control module is used for controlling the mirror (25) to move in the camera bellows (23), the driving device is used for driving the mirror (25) to lift in the camera bellows (23) when the first imaging device (21) images, reflecting light rays emitted by the light source (24) to the first imaging device (21), and driving the mirror (25) to descend in the camera bellows (23) when the second imaging device (22) images, so that the light rays emitted by the light source (24) can reach the second imaging device (22);
an image acquisition module for acquiring a color image captured by the first imaging device (21) and a hyperspectral image captured by the second imaging device (22);
the identification processing module is used for carrying out identification processing on the color image and the hyperspectral image and acquiring the characteristic information of the target object;
And the analysis module is used for analyzing the characteristic information to obtain a diagnosis result of the target object.
8. A terminal (100), characterized in that the terminal (100) comprises a processor and a memory, in which at least one instruction, at least one program, code set or instruction set is stored, which is loaded and executed by the processor to implement the data acquisition method according to any one of claims 1-3.
9. A computer readable storage medium having stored therein at least one instruction, at least one program, code set, or instruction set, the at least one instruction, the at least one program, the code set, or instruction set being loaded and executed by a processor to implement the data collection method of any of claims 1-3.
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