Device for testing jumping ability of Frankliniella occidentalis

Abstract

The invention relates to the technical field of jumping testing devices, in particular to a device for testing the jumping ability of Frankliniella occidentalis, which comprises a jumping excitation module, a weighing module, a bottom plate, a pressure sensing module, three light source modules, a back plate and an image collector, and is characterized in that the jumping excitation module excites the Frankliniella occidentalis to jump; the weighing module measures the weight of the Frankliniella occidentalis; the pressure sensing module measures the pressure generated when the Frankliniella occidentalis falls; the three light source modules provide illumination; the back plate provides a background for jumping of the Frankliniella occidentalis; the image collector is used for shooting jumping of the Frankliniella occidentalis and then carrying out key frame extraction, feature extraction and track drawing on a shot video to generate a jumping track, and the key frames are intercepted from the video, so that an insect picture can clearly appear on each frame of image; the problem that the insect catching effect is poor when image collection is carried out in a photographing mode is solved.

Description

Technical Field

[0001] The invention relates to the technical field of jumping test devices, and in particular to a device for testing the jumping ability of western flower thrips. Background Art

[0002] Western flower thrips is an insect of the genus Thripidae in the order Thysanoptera. At present, the study of insect jumping mechanism is an important part of the design of bionic jumping robots.

[0003] At present, the prior art (CN105698864B) discloses an insect jumping morphology observation and spatial displacement measurement device, which can effectively observe the jumping morphology of insects, and accurately measure the parameters of the horizontal displacement and vertical height during the jumping process of insects, and can directly and accurately calculate the initial velocity of the insect when it jumps off the ground. The device provides accurate energy conversion parameters for studying the insect jumping mechanism and the design of bionic jumping robots, can effectively stimulate the jumping of various insects with jumping functions, and can observe the entire trajectory of the insect jumping process, and accurately calculate the initial velocity and initial kinetic energy of the insect when it jumps off the ground, the maximum height and horizontal displacement of the entire jumping process, and can detect the temperature and humidity of the environment in which it is located, providing accurate energy conversion parameters for the design of bionic jumping robots.

[0004] In the above method, the image is collected by taking photos. Therefore, not every shot can effectively collect the insects. There may be blank images or blurred images of insects, thereby reducing the effect of image acquisition. Summary of the invention

[0005] The purpose of the present invention is to provide a device for testing the jumping ability of western flower thrips, aiming to solve the problem of poor insect capture effect by image acquisition through photography.

[0006] To achieve the above object, the present invention provides a device for testing the jumping ability of western flower thrips, comprising a bouncing excitation module, a weighing module, a bottom plate, a pressure sensing module, three light source modules, a back plate and an image collector, wherein the bouncing excitation module is arranged on the top of the bottom plate, the weighing module is connected to the bouncing excitation module, the pressure sensing module is arranged on the top of the bottom plate, the three light source modules and the two sides of the bottom plate form a U-shape, the back plate is arranged on one side of the bottom plate, and the image collector is arranged on the side of the bottom plate away from the back plate; The jumping excitation module is used to stimulate western flower thrips to jump; The weighing module is used to measure the weight of western flower thrips; The pressure sensing module is used to measure the pressure generated when the western flower thrips falls; The three light source modules are used to provide lighting; The backboard is used to provide a background for the jumping of western flower thrips; The image collector is used to shoot the jumping of western flower thrips, extract key frames, extract features and draw trajectories on the shot video, and generate a jumping trajectory.

[0007] Wherein, the device for testing the jumping ability of western flower thrips further comprises an environment monitoring module, and the environment monitoring module is connected to one of the light source modules away from the bottom plate; The environmental monitoring module is used to monitor current temperature data and humidity data.

[0008] Wherein, the environmental monitoring module includes a temperature sensor and a humidity sensor; The temperature sensor is used to monitor current temperature data; The humidity sensor is used to monitor current humidity data.

[0009] Wherein, the light source module comprises a light measuring unit, a brightness adjustment unit and a light source unit, and the light measuring unit, the brightness adjustment unit and the light source unit are connected in sequence; The light metering unit is used to measure the current lighting conditions; The brightness adjustment unit adjusts the illumination intensity of the light source unit based on the current illumination condition; The light source unit is used to provide light source after the light intensity is adjusted.

[0010] Wherein, the back panel includes a light-emitting unit and a color-changing control unit, and the light-emitting unit and the color-changing control unit are connected; The color change control unit controls the light emission color of the light emitting unit based on the color of western flower thrips; The light-emitting unit is used to provide a background for the jumping of western flower thrips after the color is adjusted.

[0011] Wherein, the image collector comprises a video recording module, a key frame extraction module, a feature extraction module, a positioning mark module, a preprocessing module and a trajectory generation module, and the video recording module, the key frame extraction module, the feature extraction module, the positioning mark module, the preprocessing module and the trajectory generation module are connected in sequence; The video recording module is used to record a video with the light-emitting unit as the background when the western flower thrips jumps; The key frame extraction module extracts key frames based on the historical take-off data of western flower thrips to obtain an image set; The feature extraction module is used to sequentially mark each image in the image set and then sequentially extract features based on the sequential markings to obtain a feature image set; The positioning marking module is used to position and mark each feature in the feature image set; The preprocessing module is used to preprocess the positioning marks of the feature image set; The trajectory generation module draws the bouncing trajectory based on the preprocessed positioning mark.

[0012] Wherein, the preprocessing module includes an outlier removal unit and a filling unit, and the outlier removal unit is connected to the filling unit; The outlier removal unit is used to compare each positioning mark of the feature image set using the predicted range value, and remove the values ​​exceeding the predicted range; The filling unit is used to predict the positioning mark after the removal of the positioning mark through a deep learning model to obtain a predicted mark, and use the predicted mark to fill the removed positioning mark.

[0013] The invention discloses a device for testing the jumping ability of western flower thrips. The jumping of western flower thrips is stimulated by the jumping excitation module; the weighing module measures the weight of the western flower thrips; the pressure sensing module measures the pressure generated when the western flower thrips fall; the three light source modules provide lighting; the back plate provides a background for the jumping of the western flower thrips; the image collector shoots the jumping of the western flower thrips, extracts key frames, extracts features and draws trajectories on the shot video, and generates a jumping trajectory. The invention intercepts key frames from the video so that the insect image can be clearly shown on each frame image, thereby solving the problem that the insect capturing effect is poor when the image is collected by taking pictures. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0015] Figure 1 The present invention is a schematic diagram of a device for testing the jumping ability of western flower thrips.

[0016] Figure 2 It is a structural diagram of the environmental monitoring module.

[0017] Figure 3 It is a structural schematic diagram of the light source module.

[0018] Figure 4 It is a schematic diagram of the structure of the backplane.

[0019] Figure 5 It is a structural diagram of the image collector.

[0020] Figure 6 It is a structural diagram of the preprocessing module.

[0021] 1-bouncing excitation module, 2-weighing module, 3-bottom plate, 4-pressure sensing module, 5-light source module, 6-back plate, 7-image collector, 8-environmental monitoring module, 9-temperature sensor, 10-humidity sensor, 11-light measuring unit, 12-brightness adjustment unit, 13-light source unit, 14-light emitting unit, 15-color change control unit, 16-video recording module, 17-key frame extraction module, 18-feature extraction module, 19-positioning mark module, 20-preprocessing module, 21-trajectory generation module, 22-outlier removal unit, 23-filling unit. DETAILED DESCRIPTION

[0023] Embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0024] See also Figures 1 to 6 The present invention provides a device for testing the jumping ability of western flower thrips, comprising a bouncing excitation module 1, a weighing module 2, a bottom plate 3, a pressure sensing module 4, three light source modules 5, a back plate 6 and an image collector 7, wherein the bouncing excitation module 1 is arranged on the top of the bottom plate 3, the weighing module 2 is connected to the bouncing excitation module 1, the pressure sensing module 4 is arranged on the top of the bottom plate 3, the three light source modules 5 and the two sides of the bottom plate 3 form a U-shape, the back plate 6 is arranged on one side of the bottom plate 3, and the image collector 7 is arranged on the side of the bottom plate 3 away from the back plate 6; The jumping excitation module 1 is used to stimulate western flower thrips to jump; The weighing module 2 is used to measure the weight of western flower thrips; The pressure sensing module 4 is used to measure the pressure generated when the western flower thrips falls; The three light source modules 5 are used to provide lighting; The backboard 6 is used to provide a background for the jumping of western flower thrips; The image collector 7 is used to shoot the jumping of western flower thrips, extract key frames, extract features and draw trajectories on the shot video, and generate a jumping trajectory.

[0025] Specifically, the bouncing excitation module 1 excites the western flower thrips to jump; the weighing module 2 measures the weight of the western flower thrips; the pressure sensing module 4 measures the pressure generated when the western flower thrips fall; the three light source modules 5 provide lighting; the back plate 6 provides a background for the jumping of the western flower thrips; the image collector 7 shoots the jumping of the western flower thrips, extracts key frames, extracts features and draws trajectories on the shot video, and generates a bouncing trajectory. The present invention captures key frames from the video so that the insect can appear clearly on each frame of the image, thereby solving the problem of poor insect capture effect when collecting images by taking pictures.

[0026] Further, the device for testing the jumping ability of western flower thrips also includes an environment monitoring module 8, and the environment monitoring module 8 is connected to one of the light source modules 5 away from the bottom plate 3; The environment monitoring module 8 is used to monitor current temperature data and humidity data.

[0027] The environment monitoring module 8 includes a temperature sensor 9 and a humidity sensor 10; The temperature sensor 9 is used to monitor the current temperature data; The humidity sensor 10 is used to monitor current humidity data.

[0028] Specifically, the temperature sensor 9 monitors the current temperature data; the humidity sensor 10 monitors the current humidity data, so as to obtain more comprehensive data when the western flower thrips is subjected to the jump test.

[0029] Further, the light source module 5 includes a light measuring unit 11, a brightness adjustment unit 12 and a light source unit 13, and the light measuring unit 11, the brightness adjustment unit 12 and the light source unit 13 are connected in sequence; The light measuring unit 11 is used to measure the current light conditions; The brightness adjustment unit 12 adjusts the illumination intensity of the light source unit 13 based on the current illumination condition; The light source unit 13 is used to provide light source after the light intensity is adjusted.

[0030] The back panel 6 includes a light emitting unit 14 and a color change control unit 15, and the light emitting unit 14 and the color change control unit 15 are connected; The color change control unit 15 controls the light emission color of the light emitting unit 14 based on the color of the western flower thrips; The light emitting unit 14 is used to provide a background for the jumping of western flower thrips after the color is adjusted.

[0031] Specifically, the photometric unit 11 measures the current light conditions; the brightness adjustment unit 12 adjusts the light intensity of the light source unit 13 based on the current light conditions; the light source unit 13 provides a light source after the light intensity is adjusted, so that the light source module 5 can appropriately reduce the light source brightness while ensuring sufficient light intensity in a strong light environment, thereby saving electric energy. The color change control unit 15 controls the light color of the light emitting unit 14 based on the color of the western flower thrips; after the color is adjusted, the light emitting unit 14 provides a background for the jumping of the western flower thrips, forming a certain contrast color with the western flower thrips, which is beneficial to subsequent image processing.

[0032] Further, the image collector 7 includes a video recording module 16, a key frame extraction module 17, a feature extraction module 18, a positioning mark module 19, a preprocessing module 20 and a trajectory generation module 21, and the video recording module 16, the key frame extraction module 17, the feature extraction module 18, the positioning mark module 19, the preprocessing module 20 and the trajectory generation module 21 are connected in sequence; The video recording module 16 is used to record a video with the light-emitting unit 14 as the background when the western flower thrips jumps; The key frame extraction module 17 extracts key frames based on the historical jump data of western flower thrips to obtain an image set; The feature extraction module 18 is used to sequentially mark each image in the image set and then sequentially extract features based on the sequential markings to obtain a feature image set; The positioning marking module 19 is used to position and mark each feature in the feature image set; The preprocessing module 20 is used for preprocessing the positioning marks of the feature image set; The trajectory generating module 21 draws the bouncing trajectory based on the pre-processed positioning mark.

[0033] The preprocessing module 20 includes an outlier removal unit 22 and a filling unit 23, and the outlier removal unit 22 is connected to the filling unit 23; The outlier removal unit 22 is used to compare each positioning mark of the feature image set using the predicted range value, and remove the values ​​exceeding the predicted range; The filling unit 23 is used to predict the positioning mark after the removal of the positioning mark through a deep learning model to obtain a predicted mark, and use the predicted mark to fill the removed positioning mark.

[0034] Specifically, when the western flower thrips jump, the video recording module 16 records the video with the light-emitting unit 14 as the background; the key frame extraction module 17 extracts key frames based on the historical jump data of the western flower thrips to obtain an image set; the feature extraction module 18 sequentially marks each image in the image set, and then extracts features based on the sequential marks in sequence to obtain a feature image set, so that the images are processed in an orderly manner to avoid confusion in subsequent images and affect the drawing of the trajectory; the positioning mark module 19 performs positioning marking on each feature in the feature image set; the abnormal value removal unit 22 compares each positioning mark of the feature image set using a predicted range value, and removes those exceeding the predicted range value; the filling unit 23 is used to predict the positioning mark after the removed positioning mark through a deep learning model to obtain a predicted mark, and use the predicted mark to fill the removed positioning mark; the trajectory generation module 21 draws a bouncing trajectory based on the pre-processed positioning mark.

[0035] The filling unit 23 includes a construction subunit, a training subunit, a prediction subunit and a filling subunit, and the construction subunit, the training subunit, the prediction subunit and the filling subunit are connected in sequence; The construction subunit is used to construct a deep learning model; The training subunit is used to train the deep learning model using the training data set to obtain a trajectory prediction model; The prediction subunit is used to input the positioning mark after the positioning mark is removed into the trajectory prediction model for training, and output a prediction mark; The filling subunit is used to fill the removed positioning markers with the predicted markers.

[0036] The above disclosure is only a preferred embodiment of the device for testing the jumping ability of western flower thrips of the present invention. Of course, it cannot be used to limit the scope of rights of the present invention. Ordinary technicians in this field can understand that all or part of the processes of the above embodiments and equivalent changes made according to the claims of the present invention still fall within the scope of the invention.

Claims

1. A device for testing the jumping ability of western flower thrips, characterized in that: It includes a bounce excitation module, a weighing module, a bottom plate, a pressure sensing module, three light source modules, a back plate and an image collector, wherein the bounce excitation module is arranged on the top of the bottom plate, the weighing module is connected to the bounce excitation module, the pressure sensing module is arranged on the top of the bottom plate, the three light source modules and the two sides of the bottom plate form a U-shape, the back plate is arranged on one side of the bottom plate, and the image collector is arranged on the side of the bottom plate away from the back plate; The jumping excitation module is used to stimulate western flower thrips to jump; The weighing module is used to measure the weight of western flower thrips; The pressure sensing module is used to measure the pressure generated when the western flower thrips falls; The three light source modules are used to provide lighting; The backboard is used to provide a background for the jumping of western flower thrips; The image collector is used to shoot the jumping of western flower thrips, extract key frames, extract features and draw trajectories on the shot video, and generate a jumping trajectory.

2. The device for testing the jumping ability of western flower thrips according to claim 1, characterized in that: The device for testing the jumping ability of western flower thrips also includes an environment monitoring module, and the environment monitoring module is connected to one of the light source modules away from the bottom plate; The environmental monitoring module is used to monitor current temperature data and humidity data.

3. The device for testing the jumping ability of western flower thrips according to claim 2, characterized in that: The environmental monitoring module includes a temperature sensor and a humidity sensor; The temperature sensor is used to monitor current temperature data; The humidity sensor is used to monitor current humidity data.

4. The device for testing the jumping ability of western flower thrips according to claim 3, characterized in that: The light source module comprises a light measuring unit, a brightness adjustment unit and a light source unit, wherein the light measuring unit, the brightness adjustment unit and the light source unit are connected in sequence; The light metering unit is used to measure the current lighting conditions; The brightness adjustment unit adjusts the illumination intensity of the light source unit based on the current illumination condition; The light source unit is used to provide light source after the light intensity is adjusted.

5. The device for testing the jumping ability of western flower thrips according to claim 4, characterized in that: The back panel includes a light-emitting unit and a color-changing control unit, and the light-emitting unit and the color-changing control unit are connected; The color change control unit controls the light emission color of the light emitting unit based on the color of western flower thrips; The light-emitting unit is used to provide a background for the jumping of western flower thrips after the color is adjusted.

6. The device for testing the jumping ability of western flower thrips according to claim 5, characterized in that: The image collector comprises a video recording module, a key frame extraction module, a feature extraction module, a positioning mark module, a preprocessing module and a trajectory generation module, wherein the video recording module, the key frame extraction module, the feature extraction module, the positioning mark module, the preprocessing module and the trajectory generation module are connected in sequence; The video recording module is used to record a video with the light-emitting unit as the background when the western flower thrips jumps; The key frame extraction module extracts key frames based on the historical take-off data of western flower thrips to obtain an image set; The feature extraction module is used to sequentially mark each image in the image set and then sequentially extract features based on the sequential markings to obtain a feature image set; The positioning marking module is used to position and mark each feature in the feature image set; The preprocessing module is used to preprocess the positioning marks of the feature image set; The trajectory generation module draws the bouncing trajectory based on the preprocessed positioning mark.

7. The device for testing the jumping ability of western flower thrips according to claim 6, characterized in that: The preprocessing module includes an outlier removal unit and a filling unit, and the outlier removal unit is connected to the filling unit; The outlier removal unit is used to compare each positioning mark of the feature image set using the predicted range value, and remove the values ​​exceeding the predicted range; The filling unit is used to predict the positioning mark after the removal of the positioning mark through a deep learning model to obtain a predicted mark, and use the predicted mark to fill the removed positioning mark.

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