Gesture control method, range hood and readable storage medium
By obtaining the range hood environmental interference data to compensate for the initial gesture data, the problem of infrared sensors being susceptible to external interference is solved, more accurate range hood gesture control is achieved, and the user experience is improved.
Patent Information
- Application Number
- CN202011193121.4
- Authority / Receiving Office
- CN · China
- Patent Type
- Patents(China)
- Current Assignee / Owner
- Filing Date
- 2020-10-30
- Publication Date
- 2025-07-25
- Estimated Expiration
- 2040-10-30
AI Technical Summary
The gesture control method of existing range hoods is easily disturbed by external environment, resulting in insufficient accuracy of gesture data, affecting the user experience.
Initial gesture data is obtained through infrared sensors, and environmental interference data is obtained by combining temperature and distance sensors. The preset neural network model is used to compensate the initial gesture data to obtain corrected gesture data, and the range hood operation mode is controlled according to the corrected gesture data.
It improves the accuracy of infrared sensors to acquire gesture data and enhances the user experience.
Smart Images

Figure CN114440272B_ABST
Abstract
Description
Technical Field
[0001] This application relates to the technical field of range hoods, and particularly to a gesture control method, a range hood, and a readable storage medium. Background Art
[0002] A range hood is an electrical appliance used to purify the kitchen environment. Since a button-operated range hood must be in contact with the range hood, there are hygiene problems, so a gesture-controlled range hood has emerged.
[0003] Currently, some range hoods with gesture control functions on the market use infrared sensors to obtain gesture data. However, the sensing data obtained by the infrared sensors is easily interfered by the external environment, resulting in insufficient accuracy of the obtained data and easy gesture misjudgment, thus affecting the user experience.
[0004] Therefore, in view of the deficiencies of the prior art, it is very necessary to provide a gesture control method to solve the deficiencies of the prior art. Summary of the Invention
[0005] The main purpose of this application is to provide a gesture control method, a range hood, and a readable storage medium, aiming to improve the accuracy of gesture data obtained by the infrared sensor of the range hood.
[0006] In a first aspect, an embodiment of this application provides a gesture control method, including: obtaining initial gesture data of a user through an infrared sensor; obtaining interference data of the environment where the range hood is located; compensating the initial gesture data according to the interference data to obtain corrected gesture data; and controlling the operation mode of the range hood according to the corrected gesture data.
[0007] In a second aspect, an embodiment of this application further provides a range hood, including: a memory and a processor; the memory is used to store a computer-executable gesture control program; the processor is used to call the computer-executable gesture control program to implement any gesture control method provided by the embodiment of this application.
[0008] In a third aspect, an embodiment of this application further provides a readable storage medium, which is used to store a computer program, and the computer program is loaded by a processor to execute any gesture control method provided by the embodiment of this application.
[0009] This application provides a gesture control method, an oil fume machine, and a readable storage medium. The initial gesture data of the user is obtained through an infrared sensor; the interference data of the environment where the oil fume machine is located is obtained; the initial gesture data is compensated according to the interference data to obtain corrected gesture data; and the operation mode of the oil fume machine is controlled according to the corrected gesture data. The gesture control method provided in this embodiment improves the accuracy of the infrared sensor in obtaining gesture data and enhances the user experience. BRIEF DESCRIPTION OF THE DRAWINGS
[0010] In order to more clearly illustrate the technical solutions of the embodiments of this application, the drawings required for the description of the embodiments will be briefly introduced below. Obviously, the drawings in the following description are some embodiments of this application. For those of ordinary skill in the art, other drawings can be obtained based on these drawings without creative efforts.
[0011] Figure 1 is a flowchart of the gesture control method provided by the embodiment of this application;
[0012] Figure 2 is a schematic diagram of the gesture acquisition area provided by the embodiment of this application;
[0013] Figure 3 is a flowchart of another gesture control method provided by the embodiment of this application;
[0014] Figure 4 is a schematic diagram of the start sensor detection area provided by the embodiment of this application;
[0015] Figure 5 is a schematic diagram of the structure of the oil fume machine provided by the embodiment of this application. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0016] The technical solutions in the embodiments of this application will be clearly and completely described below with reference to the drawings in the embodiments of this application. Obviously, the described embodiments are some, but not all, of the embodiments of this application. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of this application without creative efforts fall within the scope of protection of this application.
[0017] The flowcharts shown in the drawings are only illustrative examples, and do not necessarily include all the contents and operations / steps, nor do they necessarily need to be executed in the described order. For example, some operations / steps can be decomposed, combined, or partially merged, so the actual execution order may change according to the actual situation.
[0018] Some embodiments of this application will be described in detail below with reference to the drawings. Without conflict, the following embodiments and the features in the embodiments can be combined with each other.
[0019] A range hood is an electrical appliance used to purify the kitchen environment. Since a button-operated range hood must be in contact with the range hood, there are hygiene problems, so a gesture-controlled range hood has emerged.
[0020] Currently, some range hoods with gesture control functions on the market use infrared sensors to obtain gesture data. However, the sensing data obtained by the infrared sensors is easily interfered by the external environment, resulting in insufficient accuracy of the obtained data and easy gesture misjudgment, thus affecting the user experience.
[0021] To solve the above problems, embodiments of the present application provide a gesture control method, a range hood, and a readable storage medium, aiming to improve the accuracy of obtaining gesture data by the infrared sensor of the range hood. Among them, the gesture control method can be applied to the range hood.
[0022] Please refer to Figure 1 , Figure 1 which is a schematic flowchart of the gesture control method provided by the embodiments of the present application.
[0023] As Figure 1 shown, the gesture control method includes steps S101 to S104, which can be specifically as follows:
[0024] S101. Obtain the initial gesture data of the user through the infrared sensor.
[0025] When the user wants to control the operation mode of the range hood through the corresponding gesture, the user can make the corresponding gesture in the corresponding gesture sensing area so that the infrared sensor can obtain the corresponding gesture data.
[0026] Among them, the position of the infrared sensor can be flexibly set. For example, as Figure 2 shown, the infrared sensor can be set on the side of the range hood facing the user. At this time, the gesture image acquisition area is area A; or, the infrared sensor can be set on the side of the range hood facing the cooking area. At this time, the gesture image acquisition area is area B. When the user makes the corresponding gesture in area A or area B, the infrared sensor can obtain the corresponding initial gesture data.
[0027] As Figure 3 shown, in one embodiment, the obtaining the initial gesture data of the user through the infrared sensor includes:
[0028] Step S1011. Obtain an infrared sensing start instruction.
[0029] Under normal circumstances, the infrared sensor is in a sleep state. When the infrared sensor receives an infrared induction start instruction, it enters the start state from the sleep state to obtain initial gesture data when the user's hand approaches the preset gesture image acquisition area.
[0030] In some embodiments, the range hood is provided with a start sensor to obtain an infrared induction start instruction, including: detecting whether a feedback signal output by the start sensor is received; when the feedback signal is received, generating an infrared induction start instruction according to the feedback signal.
[0031] Specifically, the start sensor can be a photosensitive sensor, a ranging sensor, a voice control sensor, etc. Among them, the ranging sensor includes but is not limited to a laser ranging sensor and an infrared ranging sensor, etc. Taking the infrared ranging sensor as an example for illustration.
[0032] The range hood is provided with one or more infrared ranging sensors. As Figure 4 shown, the ranging range C of the infrared ranging sensor is greater than the gesture image acquisition area A of the infrared sensor. When the user places the hand within the ranging range C, the infrared ranging sensor can output a feedback signal.
[0033] Specifically, the infrared ranging sensor is provided with a signal transmitter and a signal receiver. The signal transmitter is used to emit a ranging signal with a specific frequency, and the signal receiver is used to receive the ranging reflection signal, which is the signal reflected back when the ranging signal encounters an obstacle, such as the user's hand. By obtaining the time difference t between the time when the ranging signal is sent and the time when the transmitted signal is received, and the propagation speed v of the ranging signal in the medium, the distance D between the obstacle and the infrared ranging sensor is D = v * t / 2. In this embodiment, the obstacle is the user's hand, that is, the measured distance between the user's hand and the infrared ranging sensor is obtained.
[0034] Judge whether the measured distance is less than the distance threshold. If the measured distance is less than the distance threshold, a feedback signal is output. When the controller of the range hood receives this feedback signal, an infrared induction start instruction is generated to control the infrared sensor to switch from the sleep state to the start state. For example, the distance threshold is 10 cm. When the distance between the user's hand and the infrared sensor is less than 10 cm, the controller of the range hood generates an infrared induction start instruction to start the infrared sensor.
[0035] Step S1012: Control the infrared sensor to obtain an infrared image corresponding to the user's gesture according to the infrared induction start instruction.
[0036] When the infrared sensor receives the infrared sensing start instruction, it begins to obtain the infrared image of the gesture image acquisition area. Specifically, when the infrared sensor receives the corresponding start instruction, the infrared sensor obtains the infrared image of the gesture image acquisition area at a preset frequency. For example, the infrared sensor obtains an infrared image every 0.5 seconds, and 4 frames of infrared images can be obtained within 2 seconds.
[0037] Step S1013: Obtain the initial gesture data according to the infrared image.
[0038] Specifically, since when there is no user gesture in the gesture image acquisition area of the infrared sensor, the infrared image obtained by the infrared sensor is generally fixed, the infrared image when there is no user gesture in the gesture image acquisition area is obtained to get the background image. Since when the user's hand enters the gesture image acquisition area of the infrared sensor, the obtained infrared image will have an obvious difference from the background image, the obtained infrared image is compared with the background image in terms of pixels. For example, the obtained infrared image and the background image are subjected to differential processing to obtain pixel differences, and the user's hand contour is obtained according to the pixel differences, and the initial gesture data is obtained according to the hand contour.
[0039] In some embodiments, obtaining the initial gesture data of the user through the infrared sensor includes: recording the gesture trajectory of the infrared image obtained by the infrared sensor within a preset time period; obtaining the initial gesture data according to the gesture trajectory of the infrared image.
[0040] Specifically, since when there is no user gesture in the gesture image acquisition area of the infrared sensor, the infrared image obtained by the infrared sensor is generally fixed, the infrared image when there is no user gesture in the gesture image acquisition area is obtained to get the background image. Since when the user's hand enters the gesture image acquisition area of the infrared sensor, the obtained infrared image will have an obvious difference from the background image, the obtained infrared image is compared with the background image in terms of pixels. For example, the obtained infrared image and the background image are subjected to differential processing to obtain pixel differences, and the user's hand contour is obtained according to the pixel differences. Then, by recording the position information of each hand contour in the infrared image, the gesture trajectory is obtained according to the change of the position information. For example, within a preset time period of 3 seconds, the infrared sensor continuously acquires an infrared image every 0.2 seconds in the gesture image acquisition area, and a total of 15 infrared images are acquired. The 15 infrared images are sorted according to the acquisition time, and the position information of the gesture contour of each infrared image is analyzed to obtain the motion trajectory of the user's gesture, that is, the initial gesture data.
[0041] S102: Obtain the interference data of the environment where the range hood is located;
[0042] Some external factors may affect the infrared images obtained by the infrared sensor, resulting in blurred hand contours and making it difficult to determine whether the gesture data is valid. Therefore, it is necessary to judge the interference data in the environment where the range hood is located.
[0043] In some embodiments, obtaining the interference data in the environment where the range hood is located includes: the range hood is provided with a temperature sensor, and the ambient temperature data of the environment where the range hood is located is obtained through the temperature sensor; the interference data is obtained according to the ambient temperature data.
[0044] Due to the change of the kitchen temperature, the infrared image obtained by the infrared sensor may be unclear. Therefore, it is necessary to remove the interference of the ambient temperature where the range hood is located on the infrared image. Specifically, the ambient temperature data of the environment where the range hood is located is obtained through the temperature sensor, and then the interference data corresponding to the ambient temperature data is calculated according to the temperature error curve. For example, the temperature error curve can be expressed as T = λX^2 + β, where X is the ambient temperature data obtained by the temperature sensor, T is the interference data corresponding to the ambient temperature data, and λ and β are error parameters, both of which are constants. Optionally, the error parameters are obtained through experimental tests.
[0045] In some embodiments, the range hood is provided with a distance sensor, and obtaining the interference data in the environment where the range hood is located includes: obtaining the distance sensing data between the user's hand for generating the initial gesture data and the range hood through the distance sensor; obtaining the interference data according to the distance sensing data.
[0046] When the user performs gesture control on the range hood, the infrared image obtained by the infrared sensor may be unclear because the hand is too far from the infrared sensor. Therefore, it is necessary to remove the interference of the user's hand being too far from the infrared sensor on the infrared image. Specifically, through the distance sensor, the distance sensing data between the user's hand for generating the initial gesture data and the range hood is obtained, and it is judged whether the distance sensing data is greater than a preset distance. If it is greater than the preset distance, the interference data corresponding to the distance sensing data is calculated according to the distance error curve. For example, the temperature error curve can be expressed as L = μY^2 + α, where Y is the distance sensing data obtained by the distance sensor, L is the interference data corresponding to the distance sensing data, and μ and α are error parameters, both of which are constants. Optionally, the error parameters are obtained through experimental tests.
[0047] In some embodiments, obtaining the interference data in the environment where the range hood is located includes: the range hood is provided with a temperature sensor and a distance sensor, obtaining the ambient temperature data of the environment where the range hood is located through the temperature sensor; obtaining the distance sensing data between the user's hand for generating the initial gesture data and the range hood through the distance sensor; obtaining the interference data in the environment where the range hood is located according to the ambient temperature data and the distance sensing data.
[0048] Because of the change in the kitchen temperature and the fact that when the user performs gesture control on the range hood, the infrared image obtained by the infrared sensor may be unclear due to the hand being too far away from the infrared sensor, it is necessary to remove the interference of the ambient temperature where the range hood is located and the user's hand being too far away from the infrared sensor on the infrared image.
[0049] Specifically, the ambient temperature data of the environment where the range hood is located is obtained through a temperature sensor, and the distance sensing data between the user's hand and the range hood for generating initial gesture data is obtained through a distance sensor. Then, the interference data corresponding to the ambient temperature data and the distance sensing data is calculated according to the ambient error curve.
[0050] For example, the ambient error curve can be expressed as E = ωY^2 + δX^2 + κ, where Y is the distance sensing data obtained by the distance sensor, X is the ambient temperature data obtained by the temperature sensor, E is the interference data corresponding to the ambient temperature data and the distance sensing data, and ω, δ, and κ are error parameters, all of which are constants. Optionally, the error parameters are obtained through experimental tests.
[0051] S103. Compensate the initial gesture data according to the interference data to obtain corrected gesture data.
[0052] The interference data can be the interference data obtained from the ambient temperature data, the interference data obtained from the distance sensing data, or the interference data obtained from the ambient temperature data and the distance sensing data. According to the interference data and the initial gesture data, more accurate corrected gesture data is obtained, where the initial gesture data and the corrected gesture data can be pixel matrices.
[0053] In some embodiments, compensating the initial gesture data according to the interference data to obtain corrected gesture data includes: generating corresponding compensation data based on a preset neural network model according to the interference data; compensating the initial gesture data according to the compensation data to obtain corrected gesture data.
[0054] After obtaining the interference data, through a preset neural network model, the corresponding compensation data is obtained according to the interference data. Specifically, the compensation data can be a pixel matrix, and the initial gesture data is compensated with the compensation data to obtain corrected gesture data, that is, the hand contour information obtained in the above embodiment is corrected to obtain the corrected hand contour information.
[0055] S104. Control the operation mode of the range hood according to the corrected gesture data.
[0056] After obtaining the corrected gesture data, determine the gesture intention of the corrected gesture data. Specifically, obtain the corrected hand contour information according to the above embodiments. Compare the hand contour information of each frame of infrared image with the preset gesture images to identify whether a preset gesture is included. Among them, the recognition model can be trained through multiple gesture infrared image samples including different gesture types to obtain the trained recognition model. Then, use this recognition model to identify whether the infrared image obtained by the infrared sensor contains a preset gesture. The preset gestures include but are not limited to specific gesture actions such as "five fingers spread" and "fist clenching", and may also include but are not limited to specific movement methods such as "translation to the left" and "translation to the right". A corresponding relationship is set inside the range hood between the gesture intention and the operation mode of the range hood. According to different gesture intentions, control the operation mode of the range hood. For example, when the gesture intention is determined to be "five fingers spread", then start the range hood; when the gesture intention is determined to be "translation to the right", then increase the air volume gear of the range hood; when the gesture intention is determined to be "translation to the left", then decrease the air volume gear of the range hood; when the gesture intention is determined to be "fist clenching", then turn off the range hood.
[0057] Please refer to Figure 5 , Figure 5 which is a schematic block diagram of the structure of a range hood provided by an embodiment of the present application.
[0058] As Figure 5 shown, the range hood 300 may include a processor 302, a memory 303, and a communication interface 304 connected through a system bus 301. Among them, the memory 303 may include a non-volatile readable storage medium and an internal memory.
[0059] The non-volatile readable storage medium can store a computer program. The computer program includes program instructions, and when the program instructions are executed, the processor can be made to execute any one of the gesture control methods.
[0060] The processor 302 is used to provide computing and control capabilities to support the operation of the entire range hood.
[0061] The memory 303 provides an environment for the operation of the computer program in the non-volatile readable storage medium. When the computer program is executed by the processor 302, the processor 302 can be made to execute any one of the gesture control methods.
[0062] The communication interface 304 is used for communication. Those skilled in the art can understand that Figure 5 the structure shown in
[0063] It should be understood that the bus 301 is, for example, an I2C (Inter - integrated Circuit) bus, and the memory 303 can be a Flash chip, a read - only memory (ROM), a magnetic disk, an optical disc, a USB flash drive, a mobile hard disk, etc.
[0064] The processor 302 can be a central processing unit (CPU). The processor 302 can also be other general - purpose processors, digital signal processors (DSPs), application - specific integrated circuits (ASICs), field - programmable gate arrays (FPGAs), or other programmable logic devices, discrete gate or transistor logic devices, discrete hardware components, etc. Among them, the general - purpose processor can be a microprocessor or the processor can also be any conventional processor, etc.
[0065] Among them, in some embodiments, the processor 302 is used to run a computer program stored in the memory 303 to perform the following steps:
[0066] Obtain the initial gesture data of the user through an infrared sensor; obtain the interference data of the environment where the range hood is located; compensate the initial gesture data according to the interference data to obtain corrected gesture data; control the operation mode of the range hood according to the corrected gesture data.
[0067] In some embodiments, the processor 302 obtains the initial gesture data of the user through an infrared sensor, including:
[0068] Obtain an infrared sensing start instruction; control the infrared sensor to obtain an infrared image corresponding to the user's gesture according to the infrared sensing start instruction; obtain the initial gesture data according to the infrared image.
[0069] In some embodiments, the range hood is provided with a start sensor. When the processor 302 obtains the infrared sensing start instruction, it includes:
[0070] Detect whether the start sensing data output by the start sensor is received; when the start sensing data is received, generate the infrared sensing start instruction according to the start sensing data.
[0071] In some embodiments, the processor 302 obtains the initial gesture data of the user through an infrared sensor, including:
[0072] Record the infrared image gesture trajectory obtained by the infrared sensor within a preset time period; obtain the initial gesture data according to the infrared image gesture trajectory.
[0073] In some embodiments, the range hood is provided with a temperature sensor, and the processor 302 obtains interference data of the environment where the range hood is located, including:
[0074] Obtain the ambient temperature data of the environment where the range hood is located through the temperature sensor; obtain the interference data according to the ambient temperature data.
[0075] In some embodiments, the range hood is provided with a distance sensor, and the processor 302 obtains interference data of the environment where the range hood is located, including:
[0076] Obtain the distance sensing data between the user's hand for generating the initial gesture data and the range hood through the distance sensor; obtain the interference data according to the distance sensing data.
[0077] In some embodiments, the range hood is provided with a temperature sensor and a distance sensor, and the processor 302 obtains interference data of the environment where the range hood is located, including:
[0078] Obtain the ambient temperature data of the environment where the range hood is located through the temperature sensor; obtain the distance sensing data between the user's hand for generating the initial gesture data and the range hood through the distance sensor; obtain the interference data of the environment where the range hood is located according to the ambient temperature data and the distance sensing data.
[0079] In some embodiments, compensate the initial gesture data according to the interference data, and the processor 302 obtains corrected gesture data, including:
[0080] Generate corresponding compensation data based on a preset neural network model according to the interference data; compensate the initial gesture data according to the compensation data to obtain corrected gesture data.
[0081] It should be noted that those skilled in the art can clearly understand that for the convenience and brevity of description, the specific working process of the range hood 300 described above can refer to the corresponding process in the embodiment of the gesture control method of the foregoing range hood, and will not be repeated here.
[0082] Among them, the readable storage medium may be the internal storage unit of the range hood in the foregoing embodiments, such as the hard disk or memory of the range hood. The readable storage medium may also be an external storage device of the range hood, such as a plug-in hard disk equipped on the range hood, a Smart Media Card (SMC), a Secure Digital (SD) card, a Flash Card, etc.
[0083] Since the computer program stored in the readable storage medium can execute any one of the gesture control methods provided in the embodiments of the present application, the beneficial effects achievable by any one of the gesture control methods provided in the embodiments of the present application can be realized. For details, refer to the foregoing embodiments and will not be elaborated herein.
[0084] It should be understood that the terms used in the specification of the present application are only for the purpose of describing specific embodiments and are not intended to limit the present application. As used in the specification of the present application and the appended claims, unless the context clearly indicates otherwise, the singular forms "a", "an" and "the" are intended to include the plural forms.
[0085] It should also be understood that the term "and / or" used in the specification of the present application and the appended claims refers to any combination and all possible combinations of one or more of the associated listed items, and includes these combinations. It should be noted that in this article, the term "comprising", "including" or any other variant thereof is intended to cover a non-exclusive inclusion, so that a process, method, article or system including a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or system. Without further limitation, an element defined by the statement "including a..." does not exclude the existence of additional identical elements in the process, method, article or system including the element.
[0086] The serial numbers of the embodiments of the present application above are only for description and do not represent the advantages and disadvantages of the embodiments. The above is only the specific implementation manner of the present application, but the protection scope of the present application is not limited thereto. Any person skilled in the art within the technical scope disclosed by the present application can easily think of various equivalent modifications or substitutions, and these modifications or substitutions should be covered by the protection scope of the present application. Therefore, the protection scope of the present application should be subject to the protection scope of the claims.
Claims
1. A gesture control method, applied to a range hood, characterized in that Including: Obtaining initial gesture data of a user through an infrared sensor; Obtaining interference data of the environment where the range hood is located; Compensating the initial gesture data according to the interference data to obtain corrected gesture data; Controlling the operation mode of the range hood according to the corrected gesture data; Wherein, the initial gesture data at least includes a gesture contour, the interference data at least includes one of ambient temperature data and gesture distance data, and compensating the initial gesture data according to the interference data to obtain corrected gesture data includes generating corresponding compensation data according to the interference data based on a preset neural network model, and compensating the initial gesture data according to the compensation data to obtain corrected gesture data.
2. The gesture control method according to claim 1, wherein The obtaining initial gesture data of a user through an infrared sensor includes: Obtaining an infrared sensing start instruction; Controlling the infrared sensor to obtain an infrared image corresponding to the user gesture according to the infrared sensing start instruction; Obtaining initial gesture data according to the infrared image.
3. The gesture control method according to claim 2, wherein The range hood is provided with a start sensor, and the obtaining the infrared sensing start instruction includes: Detecting whether start sensing data output by the start sensor is received; When the start sensing data is received, generating the infrared sensing start instruction according to the start sensing data.
4. The gesture control method according to claim 1, wherein The obtaining initial gesture data of a user through an infrared sensor includes: Recording an infrared image gesture trajectory obtained by the infrared sensor within a preset time period; Obtaining the initial gesture data according to the infrared image gesture trajectory.
5. The gesture control method according to claim 1, characterized in that, The range hood is provided with a temperature sensor, and the obtaining the interference data of the environment where the range hood is located includes: Obtaining ambient temperature data of the environment where the range hood is located through the temperature sensor; Obtaining the interference data according to the ambient temperature data.
6. The gesture control method according to claim 1, wherein, The range hood is provided with a distance sensor, and the obtaining the interference data of the environment where the range hood is located includes: Obtaining distance sensing data between the user's hand for generating the initial gesture data and the range hood through the distance sensor; Obtaining the interference data according to the distance sensing data.
7. The gesture control method according to claim 1, wherein The range hood is provided with a temperature sensor and a distance sensor, and the obtaining the interference data of the environment where the range hood is located includes: Obtaining ambient temperature data of the environment where the range hood is located through the temperature sensor; Obtaining distance sensing data between the user's hand for generating the initial gesture data and the range hood through the distance sensor; Obtaining the interference data of the environment where the range hood is located according to the ambient temperature data and the distance sensing data.
8. An oil fume purifier, characterized in that, The range hood includes: A memory and a processor; The memory is used for storing a gesture control program executable by a computer; The processor is used for calling the gesture control program executable by the computer to implement the gesture control method according to any one of claims 1 to 7.
9. A readable storage medium, characterized in that, The readable storage medium is used for storing a computer program, and the computer program is loaded by a processor to execute the gesture control method according to any one of claims 1 to 7.
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