10results about How to "Avoid image distortion" patented technology

This application provides an image processing method, apparatus, computer-readable medium, and computer device. The image processing method includes: acquiring multiple original images and descriptive text corresponding to each of the multiple original images; converting the descriptive text corresponding to each of the multiple original images into text vectors to obtain text vectors corresponding to each of the multiple original images; performing clustering processing based on the text vectors corresponding to each of the multiple original images to obtain multiple original image clusters, and generating text embedding vectors corresponding to each original image cluster; using the text embedding vectors corresponding to each original image cluster as text-guided features, performing semantic editing processing on the original images in each original image cluster to obtain processed images, wherein the processed images are used as sample images for a machine learning model. The technical solution of this application embodiment can enrich the diversity of training datasets, thereby improving the generalization ability and robustness of the model.

The application discloses a burr detection mechanism of a battery pole piece, which comprises a support, a linear motion unit and a detection assembly, wherein the linear motion unit is installed on the supporting surface of the support; the detection assembly comprises a mounting frame, a fixing frame, a camera and a light guide piece, the camera is located above the light guide piece, and the optical axis of the camera is obliquely arranged relative to the light emitting surface of the light guide piece, so that the light of the pole piece to be detected is guided to the camera through the light guide piece; the mounting frame is connected with the linear motion unit; the fixing frame comprises a first fixing plate and a second fixing plate; the first fixing plate is connected with the mounting frame; the camera is fixed on the second fixing plate; a locking hole is formed in the side of the second fixing plate close to the first fixing plate; an arc-shaped opening is formed in the first fixing plate; and the opening is matched with the locking hole. Compared with the traditional manual microscopic sampling inspection mode, the burr detection mechanism can avoid the blind area of static detection, is suitable for dynamic detection on a continuous production line, and is favorable for improving the detection efficiency and the detection quality.

The utility model discloses a differential rudder wheel with code reading camera relates to the technical field of latent tractor assembly, including drive wheel, slewing support, motor, parallel shaft speed reducer, articulated axle, mounting flange and camera module, drive wheel is by motor through parallel shaft speed reducer drive, slewing support is connected with latent tractor car body through mounting flane, and mounting flange realizes the left and right tilt of rudder wheel whole through articulated axle, and the motor and parallel shaft speed reducer of symmetrical design enclose camera module in rudder wheel bottom center position, and the motor and parallel shaft speed reducer are higher than camera module and are used for protecting camera module. The utility model is to solve the technical problem in at providing a differential rudder wheel with code reading camera to solve the technical problem that latent tractor is deficient in steering flexibility, compact structure and visual navigation precision.

This invention relates to the field of remote sensing technology and discloses an automated collaborative verification method and system for highway slopes using UAVs based on ground-sensor event-driven methods. The method includes: acquiring ground sensor monitoring data and basic geographic information data of the slope; triggering alarm events by threshold judgment of the ground sensor monitoring data; generating regions of interest for the slope based on the basic geographic information data of the slope and matching modeling parameters to obtain a terrain-simulating modeling flight path; calculating the effective geometric parameters and average normal vector of the slope surface based on the three-dimensional coordinates of the sensors that triggered the alarm, constructing a local coordinate system for the slope surface, and obtaining a gridded emergency inspection flight path; encapsulating the terrain-simulating modeling flight path and the gridded emergency inspection flight path, and distributing the flight path tasks to the UAV hangar through a cloud application programming interface; the UAV executing the flight path tasks and transmitting back inspection data, performing multi-dimensional analysis on the inspection data, and completing a ground-air linkage closed-loop decision-making process.

This invention relates to a high-precision visual inspection device for pet food production lines, belonging to the field of pet food inspection technology. It includes a main body with a conveyor belt installed inside. A first inspection component is located at the upper end of the conveyor belt, used for preliminary inspection of stains and damaged areas on the material surface. A centering and rejection component is located on one side of the first inspection component, used for centering and rejecting unqualified materials during the conveying process. A first damage detection component is located inside the centering and rejection component, used for initial verification of damaged materials detected by the first inspection component. This invention significantly reduces the rate of missed and false detections through a tiered inspection mode of initial inspection with an industrial camera, initial verification with heating thermal imaging, and secondary verification with airflow temperature difference.

The application is suitable for the fields of high-end flexible sensing preparation and multi-modal sensing detection technology, and provides a patch type ultrasonic biomarker integrated sensor and a detection method.The sensor comprises a patch type ultrasonic transducer array, which is used for real-time monitoring of muscle and bone diseases, realizes multi-parameter multi-modal data information fusion detection and analysis of muscle and bone structure-function, a microneedle electrode array, which is used for in-situ detection of biomarkers and collection of physiological electrical signals, a flexible electronic circuit, which is used for bearing and connecting the patch type ultrasonic transducer array and the microneedle electrode array, and an acoustic coupling adhesive layer, which is used for skin fitting and acoustic coupling.The application can systematically evaluate the structure, mechanics, metabolic inflammation level and nerve function activity coordination of muscle and bone, provides a new means for early identification, quantitative evaluation and personalized intervention of muscle and bone diseases, and has important clinical and industrial values.

The utility model relates to a kind of dual-camera chemiluminescence imaging instrument, including shell assembly, imaging assembly and sample bearing assembly, shell assembly includes shell, shell has cavity;Imaging assembly is located in cavity, imaging assembly includes at least one imaging unit, and imaging unit includes two cameras, and two cameras are black-and-white camera and color camera respectively;Sample bearing assembly is located in cavity, and sample bearing assembly is oppositely arranged with the lens of black-and-white camera and the lens of color camera.This application breaks through the limitation of single imaging mode through the cooperation of black-and-white camera and color camera, improves chemiluminescence detection sensitivity, realizes the efficient collection of multidimensional data, and accurately analyzes complex biological samples.Moreover, black-and-white camera and color camera are integrated in the same cavity, so that the two cameras share the same field of view, avoiding image error caused by sample movement.

The invention discloses a surface topography measurement method and system based on multi-intensity projection and a medium, and the measurement method comprises the steps: adjusting to form fringe light with different intensities, thereby forming at least four fringe patterns with different phases under each intensity; calculating to obtain original height data of all pixel positions under the current intensity; analyzing the gray value difference of two fringe patterns of which the phase difference is pi at the same pixel position under the current intensity, and carrying out square extraction operation on the sum of squares of a plurality of gray value differences so as to serve as a weight; and performing weighted average to obtain final height data of each pixel position. According to the invention, through a multi-intensity adaptive projection and weighted data fusion mechanism, inherent defects of a traditional phase deflection technology in high dynamic range surface measurement are effectively overcome, full-automatic, high-precision and high-robustness three-dimensional shape measurement is realized, various surfaces with complex reflection characteristics can be intelligently adapted, and the measurement precision is improved. And the practicability, the reliability and the accuracy of the measurement system are remarkably improved.

The application discloses a flying point scanning control method and device, and belongs to the technical field of X-ray scanning imaging. The method is realized based on a flying focal point X-ray source and a static constraint device, and comprises the following steps: acquiring scanning control parameters which are independently set for multiple scanning positions, wherein the scanning control parameters comprise scanning time lengths corresponding to the scanning positions, and different scanning positions can be set as different values; and controlling a focal point switching process of the flying focal point X-ray source according to the scanning control parameters to perform flying point scanning. The application is based on pre-identification of a scanning area, different areas adopt different scanning modes, empty areas can be directly skipped, and key areas are strengthened for scanning. The application reduces a radiation dose, improves scanning efficiency, and improves imaging quality of key areas. However, the existing feedback type scheme cannot distinguish empty areas and metal areas (scattering signals are also weak), and is prone to misjudgment and resource waste.

The invention discloses a head fixing device matched with CT (computed tomography) examination in radiology department, which comprises a bottom plate, a side plate is mounted on the bottom plate, an arc-shaped plate is fixedly connected to the side plate, a first air bag is fixedly connected to the arc-shaped plate, a second air bag is mounted on the bottom plate, and the second air bag is fixedly connected to the arc-shaped plate. The second air bag is communicated with the first air bag through a pipeline; a semicircular limiting plate is fixedly connected to the bottom plate, and scales are arranged on the semicircular limiting plate at equal intervals. The first air bag and the second air bag which are communicated form a linkage supporting structure, air can be automatically distributed according to physiological characteristics of the head and the neck of an examiner, the neck is properly supported, the head is tightly attached to the arc-shaped air bag, and the problems that the neck is suspended, and the height is uncomfortable due to body shape difference of an existing rigid device are effectively solved; the head inclination problem can be quickly found and corrected, and it is ensured that the head is in a preset standard posture of CT scanning.