CN111724894A - Data acquisition method, device, terminal and storage medium - Google Patents
Data acquisition method, device, terminal and storage medium Download PDFInfo
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- CN111724894A CN111724894A CN201911076779.4A CN201911076779A CN111724894A CN 111724894 A CN111724894 A CN 111724894A CN 201911076779 A CN201911076779 A CN 201911076779A CN 111724894 A CN111724894 A CN 111724894A
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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 invention relates to the technical field of medical instruments, in particular to a data acquisition method, a data acquisition device, a data acquisition terminal and a storage medium. The data acquisition method is applied to a tongue image acquisition device, wherein the tongue image acquisition device comprises: 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 reflector are arranged in the dark box, 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 dark box through a driving device, and the driving device is used for driving the reflecting mirror to move in the dark box. By collecting the color image and the hyperspectral image in the visible wavelength range of the target object and combining the color image and the hyperspectral image, the diagnosis result is more accurate, and the quantitative analysis of the traditional Chinese medicine diagnosis is facilitated to popularize.
Description
Technical Field
The invention relates to the technical field of medical instruments, in particular to a data acquisition method, a data acquisition device, a data acquisition terminal and a storage medium.
Background
Inspection, smelling, inquiring and cutting are four main methods for diagnosing and treating diseases in traditional Chinese medicine. Inspection indicates the observation of qi. The traditional Chinese medicine utilizes vision to purposefully observe the spirit, color, shape, state and the like of the whole body and part of a patient. Inspection of the heart, known as the spirit, is the first of the four diagnostic methods. The inspection mainly includes: the observation of the spirit, color, shape, state, tongue condition, collaterals, skin, five sense organs and nine orifices of the human body and the shape, color and quality of the excreta, secretion and secretion can be divided into five categories, including the whole inspection, the local inspection, the inspection of tongue, the inspection of excretion and the inspection of infantile fingerprint. The traditional Chinese medicine diagnosis method has a large degree of subjective experience and ambiguity, so that the sense of a doctor needs to be extended by means of a modern test instrument such as a diagnostic apparatus, so that the doctor is more objective and accurate in qualitative and quantitative aspects, and the traditional Chinese medicine diagnosis method is urgent in the development of the traditional Chinese medicine.
The tongue diagnosis instrument is used as instrument equipment for tongue picture diagnosis, and an optical sensor is used for image recording and data acquisition, so that the tongue diagnosis instrument can assist the traditional Chinese medicine visual observation to a certain extent. The existing tongue diagnosis instrument generally collects a single color image based on a visible light wave band, and innovations are mainly made in aspects of miniaturization, light source simulation of natural light, multi-dimensional collection of images, standardization of test conditions, different image processing algorithms and the like. Because the visible light image can only reflect the appearance information of the tongue, the diagnosis of the tongue from the exterior to the interior and the component analysis of the tongue coating and the tongue quality cannot be realized, so the tongue diagnosis instrument has inherent limitations, influences the accuracy and the application range of the tongue diagnosis of the traditional Chinese medicine, and becomes a problem to be solved by the popularization and the application of the tongue diagnosis of the traditional Chinese medicine under the current major trend of informatization of the traditional Chinese medicine.
Disclosure of Invention
The invention aims to solve the technical problem that the traditional inspection instrument only collects a single color image in a visible light wave band and cannot realize the diagnosis from the outside to the inside of the traditional Chinese medicine.
In order to solve the above technical problem, in a first aspect, an embodiment of the present application discloses a data acquisition method applied to a tongue image acquisition device, where the tongue image acquisition device includes: 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 reflector are arranged in the dark box, 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 dark box through a driving device, and the driving device is used for driving the reflecting mirror to move in the dark box;
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 acquire feature information corresponding to the target object in the color image and the hyperspectral image includes:
segmenting the target object in the color image and the hyperspectral image according to a preset region to obtain a regional 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 regional image in the regional image set to obtain the characteristic information of each pixel point; the characteristic information includes category information and color information.
Further, the analyzing the characteristic 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 between the region image and the reference image, and obtaining a similarity set;
taking the similarity with the maximum 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 present application discloses a data acquisition device, where the device is used to control a tongue image acquisition device, the tongue image acquisition device includes a dark box, a first connection structure and a second connection structure are arranged on the dark box, 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 reflector are arranged in the dark box, 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 dark box through a driving device, and the driving device is used for driving the reflecting mirror to move in the dark box;
the data acquisition device includes:
the light source control module is used for controlling the light source to be turned on and off, 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 reflector control module is used for controlling a reflector to move in the dark box, and the reflector is used for reflecting the light path of the first sub-light source to the first imaging device;
the image acquisition module is used for acquiring the color image shot by the first imaging device and the hyperspectral image shot by the second imaging device;
the identification processing module is used for identifying 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 collecting device, including:
the camera bellows is provided with an accommodating space for accommodating a target object and a collecting port for allowing the target object to enter or exit the accommodating 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;
the second imaging device is used for acquiring a hyperspectral image of the target object;
the camera obscura 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 reflector are arranged in the dark box, 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 dark box through a driving device, and the driving device is used for driving the reflecting mirror to move in the dark box.
Further, the light source includes 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.
Further, the tongue image acquisition device further comprises a position adjustment mechanism, and the position adjustment 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 includes: the camera bellows is provided with an accommodating space for accommodating a target object and a collecting port for allowing the target object to enter or exit the accommodating 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;
the second imaging device is used for acquiring a hyperspectral image of the target object;
the camera obscura 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 reflector are arranged in the dark box, 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 dark box through a driving device, and the driving device is used for driving the reflecting mirror to move in the dark box;
the data acquisition device includes:
the light source control module is used for controlling the light source to be turned on and off, 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 reflector control module is used for controlling a reflector to move in the dark box, and the reflector is used for reflecting the light path of the first sub-light source to the first imaging device;
the image acquisition module is used for acquiring the color image shot by the first imaging device and the hyperspectral image shot by the second imaging device;
the identification processing module is used for identifying 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, which 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 described above.
In a sixth aspect, an embodiment of the present application discloses a computer-readable storage medium, a terminal, including a processor and a memory, where the memory stores at least one instruction, at least one program, a code set, or a set of instructions, and the at least one instruction, the at least one program, the code set, or the set of instructions is loaded and executed by the processor to implement the data acquisition method described above.
By adopting the technical scheme, the data acquisition method, the data acquisition device, the terminal and the storage medium have the following beneficial effects:
according to the data acquisition method, the color image and the hyperspectral image in the visible wavelength range of the target object are acquired, and the color image can be used for traditional Chinese medicine tongue picture diagnosis from the aspect of appearance; through processing the hyperspectral image, the diagnosis of the tongue condition from the exterior to the interior and the component analysis of the tongue coating and the tongue texture in the traditional Chinese medicine can be carried out; the color image is combined with the hyperspectral image, so that the diagnosis result is more accurate, and the quantitative analysis of the traditional Chinese medicine diagnosis is facilitated to be popularized.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present application, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without creative efforts.
Fig. 1 is a schematic diagram of a system applying a data acquisition method according to an embodiment of the present application;
FIG. 2 is a schematic structural diagram of a tongue image collection device according to an embodiment of the present disclosure;
FIG. 3 is a schematic structural diagram of a composite light source according to an embodiment of the present application;
FIG. 4 is a schematic structural view of a position adjustment mechanism according to an embodiment of the present application;
fig. 5 is a schematic flowchart of a data acquisition method according to an embodiment of the present application;
fig. 6 is a schematic flowchart of acquiring feature information corresponding to a target object according to an embodiment of the present application;
FIG. 7 is a flowchart illustrating a method for analyzing feature information according to an embodiment of the present disclosure;
FIG. 8 is a schematic structural diagram of a data acquisition device provided in an embodiment of the present application;
fig. 9 is a schematic structural diagram of a data acquisition system according to an embodiment of the present application;
the following is a supplementary description of the drawings:
100-a terminal; 200-tongue image acquisition device; 21-a first imaging device; 22-a second imaging device; 23-dark box; 24-a light source; 241-a first sub-light source; 242-a second sub-light source; 243-imaging aperture; 244 — a light source support plate; 25-a mirror; 26-a collection port; 261-fixing plate; 262-a lifting platform; 263-chin-support.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. It is to be understood that the embodiments described are only a few embodiments of the present application and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present 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 present application. In the description of the present application, it is to be understood that the terms "upper", "lower", "top", "bottom", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present application and simplifying the description, and do not indicate or imply that the referred devices or elements must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present application. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the application described herein are capable of operation in sequences other than those illustrated or described herein.
The existing tongue diagnosis instrument is used as instrument equipment for tongue picture diagnosis, an optical sensor is used for image recording and data acquisition, and visible light images can only reflect the appearance information of the tongue and cannot realize the diagnosis of the tongue picture from the outside to the inside and the component analysis of tongue coating and tongue quality in traditional Chinese medicine, so the tongue diagnosis instrument has inherent limitations, influences the accuracy and the application range of the tongue diagnosis in traditional Chinese medicine, and becomes a problem to be solved for the popularization and application of the tongue diagnosis in traditional Chinese medicine under the current major trend of informatization of traditional Chinese medicine.
In view of the defects of the prior art, the present embodiment provides a new data acquisition scheme, please refer to fig. 1, which illustrates a system that can be used to implement the scheme of the present embodiment, and the system includes a terminal 100 and a tongue image acquisition device 200, where the terminal 100 is in communication with the tongue image acquisition device 200, and the data acquisition device is disposed in the terminal 100 and interacts with the tongue image acquisition device 200 to implement component analysis of tongue coating and tongue quality 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 type of physical device such as a smart phone, a desktop computer, a tablet computer, a notebook computer, a digital assistant, a smart wearable device, etc.; wherein, wearable equipment of intelligence can include intelligent bracelet, intelligent wrist-watch, intelligent glasses, intelligent helmet etc.. Of course, the terminal 100 is not limited to the electronic device with certain entities, but may also be software running in the electronic device, for example, the terminal 100 may be a web page or an application provided to a user by a service provider.
The terminal 100 may include a display screen, a storage device, and a processor connected by a data bus. The display screen is used for displaying images of the limb objects, obtaining video 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 and data of the shooting device, and the storage device may be a memory of the terminal 100, and may also be a storage device such as a smart media card (smart media card), a secure digital card (secure digital card), and a flash memory card (flash card). The processor may be a single core or a multi-core processor.
As shown in fig. 2 to 4, an embodiment of the present application provides a tongue image acquisition device 200, including: a dark box 23 having an accommodating space for accommodating a target object and a collecting port 26 for allowing the target object to enter or exit the accommodating space, the inner surface of the dark box 23 being 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; 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 reflector 25 are arranged in the dark box 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 drive means for driving the mirror 25 to move within the camera bellows 23.
The tongue image acquisition device 200 in the embodiment of the application realizes color image acquisition and hyperspectral image acquisition of a target object in a visible light range by arranging the first imaging device 21 and the second imaging device 22, and simultaneously integrates the light source 24 module in the dark box 23, realizes standardization of tongue image acquisition and avoids the light source 24 from directly radiating human eyes, and is particularly suitable for multi-modal traditional Chinese medicine tongue diagnosis. The device is also suitable for multi-modal diagnosis and analysis of other human body specific tissues.
In the embodiment of the present application, the dark box 23 is provided with the collection port 26, and the target object can extend into the accommodating space in the dark box 23 through the collection port 26. The dark box 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 dark box 23 through the connecting structure, optionally, the main bodies of the first imaging device 21 and the second imaging device 22 are arranged outside the dark box 23, and the imaging lenses of the first imaging device 21 and the second imaging device 22 are connected with the dark box 23 in a clamping manner or in a bolt manner. In some embodiments, the first imaging device 21 and the second imaging device 22 may also be disposed inside the dark box 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 and provides imaging light paths for the first imaging device 21 and the second imaging device 22. The dark box 23 is also internally provided with a reflector 25, the reflector 25 is connected with a driving device, and the driving device drives the reflector 25 to move in the dark box 23, so that the light rays emitted by the light source 24 are respectively reflected to the corresponding imaging devices to form an imaging light path. Optionally, the driving device is a driving motor, and when the first imaging device 21 performs imaging, the driving mirror 25 is driven to rise in the dark box 23, so as to reflect the light emitted by the light source 24 to the first imaging device 21; when the second imaging device 22 is imaging, the driving mirror 25 descends in the dark box 23, so that the light emitted from the light source 24 can be resisted against the second imaging device 22. In some embodiments, the driving device can also be other transmission structure or device capable of driving the mirror 25 to move in the dark box 23. The first imaging device 21 is used for acquiring a color image of the target object in a visible light range, and the second imaging device 22 is used for acquiring a hyperspectral image of the target object. The response wavelength range of the first imaging Device 21 is 300nm-800nm, and optionally, the first imaging Device 21 is a camera whose sensor is a Complementary Metal Oxide Semiconductor (CMOS), and may also be a camera whose sensor is a Charge Coupled Device (CCD). The response wavelength range of the second imaging device 22 is 100nm-2500nm, and optionally, the first imaging device 21 is a hyperspectral camera. The system comprises a transmission type grating hyperspectral camera, a reflection type grating hyperspectral camera and a liquid crystal adjustable optical filter hyperspectral camera. Accordingly, the second imaging device 22 is provided with a light splitting mechanism, and the light splitting mode of the light splitting mechanism is grating light splitting or variable filter light splitting. In some embodiments, the hyperspectral camera may also select an imaging band according to the corresponding imaging needs, such as: 400nm-1000nm, 900nm-1700nm, 1000nm-2500nm and other working wave bands.
As shown in fig. 3, the light source 24 includes 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.
In the embodiment of the present application, the light source 24 and the imaging light path are located in the dark box 23 and located between the acquisition interface and the hyperspectral camera. The light source 24 includes 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. Optionally, the first sub-light source 241 is a 6500K color temperature LED lamp, a fluorescent lamp or an incandescent lamp, and the second sub-light source 242 uses a halogen lamp as a radiation source, and the wavelength range is 350nm to 2500 nm. The first sub light source 241 and the second sub light source 242 may be separately provided, and different numbers of sub light sources 24 may be provided according to the intensity of the selected light source 24. In some embodiments, the first sub light source 241 and the second sub light source 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 spaced apart from each other on the light source supporting plate 244. An imaging hole 243 is formed in the center of the light source supporting plate 244, and the imaging hole 243 is used for a hyperspectral imaging light path.
In the embodiment of the application, the acquisition port 26 is used for fixing the tongue position of an acquirer, the composite light source 24 radiates a test target object, reflected light is split 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 moved away. The position of the two-position reflector 25 and the synchronous switching of the light source 24, that is, when the first sub-light source 241 is turned on, the driving device drives the reflector 25 to be in the imaging optical path of the first imaging device 21 to 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 reflecting 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. Switching between the hyperspectral collection light path and the visible light collection light path is realized through the driving device, the two light paths share the same aperture, and multimode collection of visible light color images and hyperspectral images is realized.
As shown in fig. 4, tongue image acquisition device 200 further includes a position adjustment mechanism for adjusting the position of the target object relative to acquisition port 26.
In the present embodiment, 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 lifting table 262 and a chin rest 263, and the chin rest 263 is provided on the lifting table 262. The chin rest 263 is used for supporting the position of the chin of the tester, the lifting platform 262 is used for adjusting the height of the chin, and optionally, 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. Elevating platform 262 sets up on fixed plate 261, and the collection port 26 of setting on camera bellows 23 is used for restricting the nose point position of tester, can fix the test position of tongue through the cooperation of chin rest 263 and collection port 26, is favorable to the standardization of test distance and illumination condition. In some embodiments, tongue image acquisition device 200 further comprises a disinfection system that can disinfect tongue image acquisition device 200 using ultraviolet disinfection.
The tongue image collecting device 200 in the embodiment of the present application integrates a standard visible band light source 24 and a halogen lamp light source 24 as the radiation light sources 24 of the first imaging device 21 and the second imaging device 22, respectively, and then integrates a standard collecting port 26 to fix the test distance and the field of view. In order to solve the problem of common aperture of the color image and the hyperspectral image, the reflector 25 of two stations is adopted, so that the signal of the hyperspectral camera is not lost, and the normal work of the common aperture light path is ensured. Through the mode, the limitation of the traditional visible light tongue diagnosis instrument is broken through, and multi-modal traditional Chinese medicine tongue picture diagnosis is realized.
Fig. 5 is a schematic flowchart of a data acquisition method provided in an embodiment of the present application, where the flowchart may be implemented by the terminal 100, and the present specification provides the method operation steps as in the embodiment or the flowchart, but may include more or less operation steps based on conventional or non-inventive labor. The order of steps recited in the embodiments is merely one manner of performing the steps in a multitude of orders and does not represent the only order of execution. In the actual implementation of a system or a client product, the execution may be in the order of the embodiments or methods shown in the figures, or in parallel, for example, in the context of parallel processors or multi-threaded processing. 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 the first linkage and second linkage on the camera bellows 23, the first image forming unit 21 is connected with first linkage, the second image forming unit 22 is connected with second linkage; a light source 24 and a reflector 25 are arranged in the dark box 23, and the light source 24 is used for providing illumination for the first imaging device 21 and the second imaging device 22; the reflector 25 is connected with the dark box 23 through a driving device, and the driving device is used for driving the reflector 25 to move in the dark box 23; referring to fig. 5, the data acquisition method includes:
s501: acquiring a color image of the target object output by 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, and acquiring characteristic information corresponding to target objects in the color image and the hyperspectral image;
FIG. 6 is a flowchart of acquiring feature information corresponding to a target object in a color image and a hyperspectral image according to an embodiment of the application; referring to fig. 5, 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:
s601: segmenting target objects in the color image and the hyperspectral image according to preset regions to obtain a regional image set; each region image in the region image set corresponds to different parts 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 human. The tongue is divided into regions, and then the image of each region is processed.
S603: identifying each pixel point on each regional image in the regional image set to obtain the 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 regions of a target object are processed, each pixel point on each region image contains characteristic information reflecting the characteristics of the corresponding region, the characteristic information comprises category information and color information, the category information reflects the tongue quality or the tongue coating, correspondingly, the color information of the tongue quality comprises white, red, chestnut, purple and the like, the color of the tongue coating comprises white, yellow and the like, and information such as the texture of the tongue, the thickness of the tooth mark coating, and the like can be obtained through the analysis of the overall characteristic information of each region.
S507: analyzing the characteristic information to obtain a diagnosis result of the target object;
FIG. 7 is a flowchart illustrating a method for analyzing feature information according to an embodiment of the present disclosure; referring to fig. 7, analyzing the characteristic 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 between the region image and the reference image, and obtaining a similarity set;
s703: taking the similarity with the maximum 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 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;
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 collected, the images are processed to obtain the tongue quality color corresponding to different areas of the tongue and the color and the thickness of the tongue coating at corresponding parts, the texture and the tooth mark of the tongue and other information, 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, health information of different organs of a human body is reflected by different parts of the tongue, and the tongue is processed in different areas to obtain information of the different parts, so that the aim of assisting traditional Chinese medicine in diagnosing from the outside to the inside is fulfilled.
As shown in fig. 8, an embodiment of the present application further provides a data acquisition apparatus, which is used for controlling the tongue image acquisition apparatus 200, wherein the tongue image acquisition apparatus 200 includes a dark box 23, a first connection structure and a second connection structure are arranged on the dark box 23, the first imaging apparatus 21 is connected with the first connection structure, and the second imaging apparatus 22 is connected with the second connection structure; a light source 24 and a reflector 25 are arranged in the dark box 23, and the light source 24 is used for providing illumination for the first imaging device 21 and the second imaging device 22; the reflector 25 is connected with the dark box 23 through a driving device, and the driving device is used for driving the reflector 25 to move in the dark box 23;
the data acquisition device includes:
the light source 24 control module 810 is configured to control turning on and off of the light source 24, where the light source 24 includes a first sub-light source 241 and a second sub-light source 242, the first sub-light source 241 is configured to provide illumination for the first imaging device 21, and the second sub-light source 242 is configured to provide illumination for the second imaging device 22;
a mirror 25 control module 820 for controlling the mirror 25 to move in the dark box 23, wherein the mirror 25 is used for reflecting the optical path of the first sub-light source 241 to the first imaging device 21;
an image acquisition module 830, configured to acquire 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 840 is used for identifying the color image and the hyperspectral image and acquiring the characteristic information of the target object;
and 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, an embodiment of the present application further provides a data acquisition system, which includes a data acquisition device and a tongue image acquisition device 200, where the data acquisition device is in communication connection with the tongue image acquisition device 200;
the tongue image capturing apparatus 200 includes: a dark box 23 having an accommodating space for accommodating a target object and a collecting port 26 for allowing the target object to enter or exit the accommodating space, the inner surface of the dark box 23 being 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; 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 reflector 25 are arranged in the dark box 23, and the light source 24 is used for providing illumination for the first imaging device 21 and the second imaging device 22; the reflector 25 is connected with the dark box 23 through a driving device, and the driving device is used for driving the reflector 25 to move in the dark box 23;
the data acquisition device includes: the system comprises a light source 24 control module 810, a reflector 25 control module 820, an image acquisition module 830, a recognition processing module 840 and an analysis module 850.
The light source 24 control module is configured to control the light source 24 to be turned on and off, the light source 24 includes a first sub light source 241 and a second sub light source 242, the first sub light source 241 is configured to provide illumination for the first imaging device 21, and the second sub light source 242 is configured to provide illumination for the second imaging device 22; the reflector 25 control module is used for controlling the reflector 25 to move in the dark box 23, and the reflector 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 identifying the color image and the hyperspectral image and acquiring 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 by the foregoing method embodiment.
The memory may be used to store software programs and modules, and the processor may execute various functional applications and data processing by operating the software programs and modules stored in the memory. The memory can mainly comprise a program storage area and a data storage area, wherein the program storage area can store an operating system, application programs needed by functions and the like; the storage data area may store data created according to the use of the terminal 100, and the like. Further, 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 the processor access to the memory.
Embodiments of the present application further provide a storage medium, which may be disposed in the terminal 100 to store at least one instruction, at least one program, a code set, or a set of instructions related to implementing a data acquisition method in the method embodiments, where the at least one instruction, the at least one program, the code set, or the set of instructions are loaded and executed by the processor to implement the data acquisition method provided by the foregoing method embodiments.
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 specific embodiments thereof have been described above. Other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may 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 may also be possible or may be advantageous.
The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, as for the device and server embodiments, since they are substantially similar to the method embodiments, the description is simple, and the relevant points can be referred to the partial description of the method embodiments.
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 instructing relevant hardware, where the program may be stored in a computer-readable storage medium, and the above-mentioned storage medium may be a read-only memory, a magnetic disk or an optical disk, etc.
The above description is only exemplary of the present application and should not be taken as limiting the present application, as any modification, equivalent replacement, or improvement made within the spirit and principle of the present application should be included in the protection scope of the present application.
Claims (10)
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 obscura (23), a first connecting structure and a second connecting structure are arranged on the camera obscura (23), 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 reflector (25) are arranged in the dark box (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 dark box (23) through a driving device, and the driving device is used for driving the reflecting mirror (25) to move in the dark box (23);
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 acquisition 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 comprises:
segmenting the target object in the color image and the hyperspectral image according to a preset region to obtain a regional 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 regional image in the regional image set to obtain the characteristic information of each pixel point; the characteristic information includes category information and color information.
3. The acquisition method according to claim 2, wherein the analyzing the characteristic information to obtain the diagnosis result of the target object comprises:
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 between the region image and the reference image, and obtaining a similarity set;
taking the similarity with the maximum 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.
4. A data acquisition device, characterized in that the device is used for controlling a tongue image acquisition device (200), the tongue image acquisition device (200) comprises a dark box (23), a first connection structure and a second connection structure are arranged on the dark box (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 reflector (25) are arranged in the dark box (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 dark box (23) through a driving device, and the driving device is used for driving the reflecting mirror (25) to move in the dark box (23);
the data acquisition device includes:
a light source (24) control module for controlling on and off of the light source (24), wherein 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);
a reflector (25) control module for controlling the reflector (25) to move in the dark box (23), wherein the reflector (25) is used for reflecting the optical 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 identifying 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.
5. A tongue image collection device, comprising:
the camera obscura (23) is provided with a containing space for containing a target object and a collecting port (26) for the target object to enter or exit the containing space, and the inner surface of the camera obscura (23) is subjected to blackening treatment;
a first imaging device (21) for acquiring a color image of the target object;
a second imaging device (22) for acquiring a hyperspectral image of the target object;
the camera obscura (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 reflector (25) are arranged in the dark box (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 dark box (23) through a driving device, and the driving device is used for driving the reflecting mirror (25) to move in the dark box (23).
6. A tongue image acquisition arrangement according to claim 5, wherein said light source (24) comprises a first sub light source (241) and a second sub light source (242), said first sub light source (241) being adapted to provide illumination for said first imaging arrangement (21) and said second sub light source (242) being adapted to provide illumination for said second imaging arrangement (22).
7. The tongue image acquisition device according to claim 6, wherein the tongue image acquisition device (200) further comprises a position adjustment mechanism for adjusting the position of the target object relative to the acquisition port (26).
8. A data acquisition system is characterized by comprising 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 obscura (23) is provided with a containing space for containing a target object and a collecting port (26) for the target object to enter or exit the containing space, and the inner surface of the camera obscura (23) is subjected to blackening treatment;
a first imaging device (21) for acquiring a color image of the target object;
a second imaging device (22) for acquiring a hyperspectral image of the target object;
the camera obscura (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 reflector (25) are arranged in the dark box (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 dark box (23) through a driving device, and the driving device is used for driving the reflecting mirror (25) to move in the dark box (23);
the data acquisition device includes:
a light source (24) control module for controlling on and off of the light source (24), wherein 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);
a reflector (25) control module for controlling the reflector (25) to move in the dark box (23), wherein the reflector (25) is used for reflecting the optical 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 identifying 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.
9. A terminal (100), characterized in that the terminal (100) comprises a processor and a memory, wherein the memory has stored therein at least one instruction, at least one program, a set of codes or a set of instructions, which is loaded and executed by the processor to implement the data acquisition method according to any one of claims 1-3.
10. A computer-readable storage medium, characterized in that a terminal (100), the terminal (100) comprising a processor and a memory, the memory having stored therein at least one instruction, at least one program, a set of codes, or a set of instructions, the at least one instruction, the at least one program, the set of codes, or the set of instructions being loaded and executed by the processor to implement the data acquisition method according to any one of claims 1-3.
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