16 results about "Virtual mirror" patented technology

The application discloses an in-game shooting parameter regulation method, an in-game shooting parameter regulation device, a computer readable storage medium, a computer device and a computer program product. The in-game shooting parameter regulation method provides a graphical user interface through a terminal, and the graphical user interface is used for displaying a game picture. The regulation method comprises the following steps: receiving a user instruction, wherein the user instruction is used for instructing to adjust a shooting parameter of the game picture; in response to the user instruction, generating an adjustment scheme of the shooting parameter through a preset parameter adjustment model, wherein the adjustment scheme of the shooting parameter comprises at least one of a virtual lens parameter, a light parameter, an environmental effect parameter and a character action parameter; and adjusting corresponding parameters of the game picture displayed in the graphical user interface according to the adjustment scheme of the shooting parameter, so as to present a picture after parameter adjustment.

The application discloses an indoor parking lot vehicle positioning and reverse vehicle searching method based on visual semantic analysis, which comprises the following steps: dividing an image into a real physical surface and a mirror virtual image area, and calculating a ground reflection reference surface; establishing a virtual mirror camera symmetrical to the real main camera based on the reference surface, repairing the mirror virtual image feature to the effective observation of the virtual camera; introducing a symmetrical virtual observation factor in pose optimization, jointly optimizing the re-projection error of the real main camera and the virtual camera, converting the mirror interference into a geometric constraint for enhancing positioning, so as to solve the continuous vehicle pose, significantly improve the positioning accuracy and robustness in the mirror reflection scene such as the indoor parking lot, and realize reliable reverse vehicle searching application.

This invention discloses a cloud-based sorting management system based on intelligent weighing, belonging to the field of computer application technology. The system includes a data acquisition module, a process data association and integration module, a cloud-based centralized management and control module, a virtual modeling module, a collaborative pre-simulation optimization module, a sorting execution control module, a data closed-loop feedback module, and an anomaly early warning and emergency handling module. This invention constructs a multi-module integrated cloud-based sorting management system that integrates quantum sensing data acquisition, virtual image modeling, collaborative pre-simulation optimization, and data closed-loop feedback. It achieves virtual-real collaborative management and dynamic optimization of the entire product sorting chain. Compared with existing technologies, it can improve the accuracy of the sorting process and the adaptability of the entire chain. Therefore, it can solve the problems of low sorting efficiency and difficulty in controlling errors caused by the single data acquisition dimension, lack of virtual simulation pre-simulation mechanism, and insufficient coordination among various links in traditional sorting systems.

A method and a system for displaying a virtual mirror image (20) of a person (4) in a makeup mirror are described. At least one image of the face (2) of the person (2), in particular the person using the mobile device (1), is captured using a front camera (8). A three-dimensional mesh model (10) of the face (2) is created based on this at least one image, and the three-dimensional mesh model (10) is rotated depending on direct or indirect input from the person (4) on the mobile device (1). Furthermore, a representation of the face (2) is created based on the mesh model (10) rotated according to the input and displayed on a screen (6) of the mobile device (1).

The application discloses a kind of digital control systems of food salt scale production process, comprising: multi-dimensional crude brine perception unit, for real-time acquisition of crude brine flow, calcium / magnesium ion activity, conductivity and temperature;Digital twin modeling unit, based on ion strength correction chemical kinetics model constructs virtual mirror, real-time prediction of residual impurity concentration;Medicine dosing pre-control unit, according to prediction value and target component, using feedforward algorithm to solve caustic soda and soda ash dosing flow;Dynamic feedback correction unit, compare actual quality with prediction value, correct control parameters through gradient descent online learning, form closed-loop self-optimizing control.The application effectively improves the response speed and control accuracy of crude brine refining, reduces reagent consumption, ensures product quality stability, and provides an efficient, reliable and intelligent control solution for food salt production.

This invention discloses a magnetic field adjustment device for testing electromagnetic shielding chambers, belonging to the technical field of magnetic field adjustment devices. It includes a support frame, on which a programmable electromagnetic wall and a magnetic field generating component are mounted. An acoustic recognition component is located at the end of the magnetic field generating component furthest from the programmable electromagnetic wall. Through the combined use of the resonant cavity and the acoustic recognition component, this invention can automatically identify the coil model and load a matching compensation coding matrix, achieving synergy between physical hardware and electromagnetic control. By establishing a functional relationship between the resonant frequency and temperature, it can dynamically compensate for magnetic field drift caused by coil heating, achieving adaptive stability of the magnetic field output. By dynamically adjusting the phase of the radiating surface layer through the programmable electromagnetic wall, the equivalent center of the virtual mirror field moves with the target receiver, enabling the virtual mirror field to move with the receiver, thus simulating a dynamic wireless charging scenario.

This disclosure relates to a video generation method, device, and medium. The method includes: acquiring scene footage and first video generation information; wherein the first video generation information describes the constituent elements of a video frame and includes the motion information of a virtual camera; processing the scene footage based on the first video generation information to generate a global guide image that conforms to the first video generation information; wherein the scene area covered by the global guide image includes multiple scene areas corresponding to the motion information; and invoking a first video generation model, using at least the global guide image and the motion information as generation constraints, to perform a video generation task and obtain a target video that conforms to the generation constraints.

The application relates to a method and device for determining electromagnetic induction effect, computer equipment, storage medium and computer program product. The method comprises: obtaining a coil parameter of a single coil wound on a transformer core and a radius of the core; calculating an initial electromagnetic induction effect of the single coil according to the coil parameter, the radius of the core and a radius of the insulating boundary shell; determining a middle virtual mirror coil of the single coil compared with the insulating boundary shell; determining a middle electromagnetic induction effect according to the coil parameter of the single coil, the coil parameter of the middle virtual mirror coil and the radius of the core; and determining the middle electromagnetic induction effect as a target electromagnetic induction effect of the single coil when a difference between the initial electromagnetic induction effect and the middle electromagnetic induction effect meets a preset condition. The method can improve the accuracy of electromagnetic induction effect calculation.

This invention discloses a method and system for testing stator iron loss in a generator. The method includes the following steps: Step 1: Before the test, a finite element thermo-magnetic coupling simulation model is constructed based on the three-dimensional model and material parameters of the iron core, serving as a digital twin of the iron core; Step 2: During the excitation phase, based on the preset iron core structural parameters and target magnetic flux density, the target voltage range is dynamically calculated using an adaptive control algorithm, and phased voltage regulation is performed; Step 3: During the test phase, multi-dimensional state information of the iron core is collected synchronously. Through the implementation of this invention, a thermo-magnetic coupling simulation model is constructed before the test, and multi-dimensional state information is collected in real time during the test and the model parameters are inverted and corrected, making the digital twin dynamically consistent with the physical iron core. This provides a highly reliable virtual image for subsequent fusion calculations, achieving a leap from passive detection to active intelligent diagnosis.

The present application relates to the field of titanium alloy forging regulation technology, in particular to a titanium alloy metal forging process parameter regulation method based on digital twinning, comprising: deploying isothermal forging presses, multi-section intelligent temperature control systems, vacuum or protective atmosphere environments and multi-source online monitoring sensor networks in the physical space to collect multi-source state data during the forging process. A virtual space constructs a digital twin of a constitutive model library based on Gleeble thermal simulation experiments, a finite element real-time simulation engine and process decision algorithm, realizes real-time data transmission between the virtual and real spaces through a data interaction link, drives the simulation to generate a virtual mirror, compares key field variables with the threshold values of the constitutive model library in real time to trigger parameter optimization, and returns the optimized parameters to realize the coordinated closed-loop adjustment of the press speed, temperature control power and atmosphere control logic. The present method can accurately characterize the damage behavior of titanium alloy materials and maintain the dynamic stability of the forging process state.

The disclosure provides an image processing method and device, AR equipment and storage medium, and relates to the technical field of augmented reality. The method acquires a physical world video stream and rendering data of a virtual world rendering layer respectively, performs horizontal flip operations on the two layers of data respectively in the same rendering cycle to generate a physical mirror layer and a virtual mirror layer, excludes at least one element in a user interface (UI) layer from the horizontal flip operation so that the element maintains the original rendering direction, and finally composites the flipped physical mirror layer, virtual mirror layer and UI layer in a preset order to output a final picture. The scheme ensures the complete readability and operability of the user interface while achieving a natural mirror effect of the AR picture, and guarantees the time synchronization and spatial alignment of the virtual and real scenes after mirroring, thereby providing an intuitive and smooth AR mirror selfie experience for the user.

In a video capture system, a virtual lens is simulated when applying a crop or zoom effect to an input video. An input video frame is received from the input video that has a first field of view and an input lens distortion. A selection of a sub-frame representing a portion of the input video frame is obtained that has a second field of view smaller than the first field of view. The sub-frame is processed to remap the input lens distortion to a desired lens distortion in the sub-frame. The processed sub-frame is output.

A multimodal fusion smart park energy management system includes: a data acquisition unit that collects multi-source energy consumption data; a decision optimization engine with a built-in dynamic energy path optimizer based on multi-agent reinforcement learning, which performs fusion analysis on multi-source data and generates optimization decision instructions; a communication guarantee component that dynamically allocates network resources according to energy transmission priority; a digital twin platform that constructs a virtual image of the smart park energy system and realizes online simulation and closed-loop control; in the simulation phase, the platform runs multi-step look-ahead simulation based on historical data and real-time multi-source energy consumption data to generate virtual energy flow states; in the decision-making phase, the decision optimization engine calculates the priority scores of each energy transmission path based on the virtual state, generates dynamic optimization instructions, and the communication guarantee component performs predictive resource scheduling. This invention significantly improves the efficiency, robustness, and adaptability of smart park energy management through the synergy of digital twin and intelligent decision-making.