80results about How to "Meet visual requirements" patented technology

The invention belongs to the field of video and image processing. The objective of the invention is to further improve the reconstruction effect and reconstruction precision of a high-resolution image, promote the structure of the generative adversarial network and the improvement of a loss function; the invention discloses a dense connection generative adversarial network single image super-resolution reconstruction method. A generation network and an adversarial network are included. A basic framework of a residual dense network RDN is adopted by the generation network; the adversarial network adopts a deep convolution generative adversarial network DCGAN discriminator network framework; the low-resolution image is used as an input and is sent into a generation network for processing; and the obtained output is sent to the adversarial network for judgment, a judgment result is fed back to the generative network through a loss function, the steps are repeated until the adversarial network is judged to be qualified, the generative network can generate a clear image, and then super-resolution reconstruction of a low-resolution image is completed by using the trained generative network. The method is mainly applied to image processing occasions.

The invention discloses a method for extracting a significant object based on region significance. The method comprises the following steps: firstly, establishing a significant image with constant scale through by calculating the multiresolution contrast feature of an input image, and dividing the input image into different regions by a non-parameter nuclear density evaluation method; secondly, and then, calculating specific values of region significance of each region assembly and a complementary set thereof; and finally, extracting the significant object through by acquiring the maximum value in the specific values, which comprises the following steps: (1) inputting the an image, and establishing the a significant image with constant scale; (2) inputting the image to realize image segmentation; and (3) extracting the significant image. The method is combined with the region significance, not only can accurately extract a single significant object, but also can extract a plurality of significant objects, so that the extracted significant object can meet the requirement of human vision, and can improve the accuracy of segmentation.

The invention discloses a method and system for acquiring an image gamma curve and enhancing image contrast. The method for acquiring the image gamma curve includes the following steps that a histogram of an image is acquired; first smoothing is performed on the histogram; threshold segmentation is performed on the histogram subjected to the first smoothing so that a dark area histogram and a bright area histogram can be obtained; the dark area histogram and the bright area histogram are normalized; the gamma curve is acquired according to the normalized histograms. The gamma curve acquired through the steps has the advantage of being good in smoothness, and when the gamma curve is used for correcting image contrast, the image will not be locally too dark or bright. Thus, the problem that an image is locally too dark or bright happens to a method for enhancing image contrast in the prior art is solved.

The invention relates to super-white float glass comprising a basic glass part and a colorant part, wherein the basic glass part comprises the following components: 65 to 75 weight percent of SiO2, 10 to 20 weight percent of Na2O, 5 to 15 weight percent of CaO, 0 to 5 weight percent of MgO, and 0 to 5 weight percent of Al2O3; and the colorant part comprises the following components counted by weight of the basic glass: 0 to 0.02 weight percent of Fe2O3, 0 to 2ppm of CoO, 0 to 5 weight percent of Nd2O3, 0 to 5 weight percent of La2O3, and 0 to 0.1 weight percent of MnO2. The finished product of the super-white float glass has the dominant wavelength range of between 480 and 510nm under the condition of the conversion into 5mm equivalent thickness, the visible light transmission rate of above 91 percent, and the light blue edge color.

This invention discloses a 3-D remote visualization method including: 1,the customer end receives an interactive order sent by a user and analyses it, 2, the customer end presents a request for browsing a 3-D model to the server end and the visual position of the user to require to get the accurate views, 3, a primary server analyses the request and judges it to fetch the required model file from the database of the primary server or a server provider or prompt it to the user, 4, the primary server romances the model file to generate an accurate view, 5, the primary server compresses the view color information and depth information, 6, the primary server sends the got compressed file and the visual positions to the customer end, 7, the customer de-compresses the file and positions to store them in a buffer and display the color information.

The invention relates to the field of airbrushing equipment used for airbrushing the surface of a stereoscopic object and provides an airbrushing method and an airbrushing head which are used for airbrushing the surface of a special-shaped stereoscopic object and are high in airbrushing efficiency in order to overcome the defects in the prior art. The airbrushing head structurally comprises at least two sets of airbrushing head modules, airbrushing holes are distributed in each set of airbrushing head module in a matrix mode, and a certain angle exists between the airbrushing head modules. According to the method, the angle between the airbrushing modules is controlled to change so that the distance between any working airbrushing hole in the airbrushing head modules and airbrushing points on a printing medium is 1-15mm. The distance between the airbrushing holes and the concave-convex surface of the printing medium is kept in a reasonable range, and it is ensured that an airbrushed picture is not deformed.

The invention discloses a method for extracting image attention by image based multi-characteristic integration, comprising the following specific steps: (1) input an image and extract multiple characteristics of each domain respectively; (2) carry out integration of multiple characteristics and calculate domain attention; (3) convert the domain attention into attention of each pixel point k in the image by proximity degree of the pixel value of each pixel point in the image and mean value of each domain, and extract image attention. In the method, the integration of multiple characteristics is adopted, the domain attention is calculated, the position concerned by people eyes can be accurately located, and the whole domain and peripheral profile of a concerned object can be accurately highlighted, the visual sense requirement of people eyes is met, and the method has the characteristics of high accuracy and good real-time performance; and the method has good application prospect in the field such as machine vision, object division and target tracing and the like.

The invention relates to an automatic brightness regulating method for an aviation airborne liquid crystal display. By the automatic brightness regulating method, the brightness of the airborne display can be regulated automatically in an all-weather variable light environment. The automatic brightness regulating method for the aviation airborne liquid crystal display comprises the following steps of judging ambient light variation of the display according to the output value of a low-illumination-level photosensitive sensor and the output value of a high-illumination-level photosensitive sensor on the display; secondly, determining objective brightness of the display according to ambient light variation of the display; and regulating the current brightness of the display according to difference between the objective brightness and the current brightness of the display by brightness change rate meeting requirements of human vision. By the brightness adaptation characteristic and the dark adaptation characteristic of eyes of human bodies, the brightness of the airborne display can be reasonably regulated in the all-weather variable light environment, and the shortcoming that luminous environments such as a cloud environment and a cloud-free environment cannot be handled by the existing display brightness regulating method is overcome.

An intelligent device for switching Camera Link to a serial digital interface (SDI) relates to the technical field of image processing and solves the problems that the existing various cameras based on a Camera Link interface can not display on a monitor directly and quality of displayed images is poor. The device comprises a field programmable gate array (FPGA), a digital signal processor (DSP), a synchronous dynamic random access memory (SDRAM) and an SDI module. The Camera Link interface receives image data output by a camera and transmits the image data to the FPGA, the FPGA conducts noise-reducing processing on the received image data and transmits the image data to the DSP, and the DSP receives the image data through a video port (VP), transmits the image data to the SDRAM to be stored in an EDMA mode, reads the image data in the SDRAM in an external memory interface (EMIF) bus mode and processes the data, and transmits the processed image data to the SDI module. Use and carrying of the device are convenient.

The embodiment of the invention relates to a method and device for acquiring a network topology. The method comprises the following steps of: acquiring map information comprising the position information of all nodes and computing N*(N-1)/2 logic links for any two of all nodes, wherein the number of all the nodes is N, and N is a natural number; acquiring information on the elevation between nodes at two ends of each logic link and computing corresponding first Fresnel region information according to the elevation information of each logic link; when the first Fresnel region information determines that a corresponding logic link meets a visibility requirement, using the logic link as a standby link in a microwave network; and acquiring the network topology satisfying a constraint condition according to at least one determined standby link. In the embodiment of the invention, a logic link meeting the visibility requirement is taken as a standby link of the network topology. Through visibility processing, the acquired network topology can meet the visibility requirement.

The invention belongs to the technical field of environmental protection and discloses a domestic garbage spray coating covering material. The domestic garbage spray covering material includes the following components in mass percentage: high clay: 30-50%, paper: 6-15%, pine wood: 3-6%, curing agent: 30-35%, adhesive glue: 0.57- 0.8%, setting glue: 0.45~0.9%, fiber: 0.68~1%, degrading bacteria: 0.1~0.5%, compound enzyme: 0.05~0.2%, deodorant bacteria: 0.01~0.05%. The use of this material can achieve the performance of complete degradation of domestic waste, insect resistance, no odor, and no landfill leachate, and can effectively save land, reduce the cost of large excavators used for direct landfills, and prolong the service life of landfills. It has advantages such as reducing the waste of land resources, and can dispose of the discharged garbage in a timely manner.

The application discloses a Tujia brocade traditional residual pattern digital repair method, comprising damaged area automatic detection, image structure component and texture component decomposition, structure component variation PDE repair and texture component texture synthesis repair, and concretely comprising the steps of: building a Tujia brocade digital image damaged area automatic detection and positioning model; constructing a variation image decomposition mode to decompose a Tujia brocade image into a structure component and a texture component; designing a variation PDE mode to repair the Tujia brocade structure component, and a texture synthesis algorithm based on samples to repair the Tujia brocade texture component; and finally, synthesizing the structure component and texture component after repair to obtain the complete repair of the Tujia brocade digital image. The Tujia brocade traditional residual pattern digital repair method repairs a Tujia brocade traditional residual pattern through the digital technology, can find the most satisfactory repairing effect through multiple tries, meanwhile does not need to damage original brocade, and provides a safe and convenient approach for Tujia brocade repair work.

The invention relates to a high-strength anti-blue-ray and anti-ultraviolet PC lens and a preparation method thereof. The high-strength anti-blue-ray and anti-ultraviolet PC lens adopts optical-gradehigh-strength PC resin as a base material, the lens has good mechanical properties, good impact resistance and high strength, and through hardening of fluorine-containing hardening liquid, the problemof poor wear resistance of the PC resin is solved. A prepared high-temperature-resistant, anti-blue-light and anti-ultraviolet-light absorbent can be well compatible with PC resin, and the lens can be processed through an injection molding process, so that the preparation process is simple, the product stability is good, and the cost is low. The transmittance of the lens is improved through coating, and the color difference problem of the anti-blue-ray lens is solved as much as possible. The PC lens has good visibility and excellent harmful blue light and ultraviolet light protection performance, beneficial blue light is reserved as much as possible, eyes can be prevented from being stimulated by harmful blue light and ultraviolet light under different light conditions, and eyeballs are prevented from being damaged.

The invention discloses a silver-gray, anti-ultraviolet and weather-resistant polyethylene overhead insulating material, which relates to the technical field of production of production raw materials for cables. The insulating material mainly comprises ultraviolet absorbent, silver-gray master batch, antioxidant, PE wax, rheological agent, linear low-density polyethylene resin and high-density polyethylene resin. The insulating material is prepared from the high molecular weight polyethylene (PE) resin serving as the base material by processes of adding the silver-gray master batch, the ultraviolet absorbent and the antioxidant into the base material, and mixing, extruding, water-cooling, granulating and airing the mixture and the like. The rheological agent is colloid which enables the antioxidant and the ultraviolet absorbent to wrap the periphery of the silver-gray master batch during mixing and has better dispersibility during producing. The ultraviolet absorbent and the antioxidant have good liquidities and can be uniformly dispersed outside the silver-gray master batch at a high temperature to play a role in preventing ultraviolet rays; and the linear low-density polyethylene resin serving as a main raw material has effects on weather resistance and cracking resistance. The insulating material has good stability and uniform color.

The invention provides a flexural rigidity tester for an insole backpart. The flexural rigidity tester comprises a clamping mechanism used for clamping a hooked heart test piece, a force applying tool bit, a force value sensor, a digital dial gauge, a display operation screen, an upper limiting sensor, a lower limiting sensor, a servo driving motor, a left and right movement mechanism, a front and back movement mechanism, a dial indicator and a controller, wherein the force applying tool bit is connected with the servo driving motor through a screw nut transmission mechanism, the force value sensor and the digital dial gauge are arranged on the force applying tool bit, the servo driving motor is connected with the left and right movement mechanism and the front and back movement mechanism, and the left and right movement mechanism is connected with the dial indicator. The flexural rigidity tester for the insole backpart is wide in clamping width range, attractive in appearance, convenient to clean, smooth and reasonable in operation, and low in noise without a pulsation or vibration phenomenon; and the machine precision is high, test pieces are convenient to load and unload, and the position of a test process accords with the characteristics such as the vision of a human body and operation requirements, so that the test efficiency is greatly improved, and the working intensity of operators is alleviated.

The invention provides a mold structure with a glue-feeding rear mold. By the mold structure, the aesthetic appearance of a part exposed out of a product is ensured, and apparent visual requirements are met. The mold structure comprises a plate A, a plate B, a front mold, a rear mold, an insert and a bottom plate, wherein a cavity among the front mold, the rear mold and the insert is a die cavity. The mold structure is characterized in that: a glue-feeding hole is formed in the rear mold and is communicated with an injection molding nozzle of an injection molding machine; and the injection molding nozzle is positioned at the lower end of the die cavity and is fastened to the bottom plate.

The invention provides a self-adjusting method for color saturation of an LED display screen. Ambient light is analyzed to determine a three-primary-color synthesis ratio of the ambient light; a to-be-displayed color is adjusted automatically based on primary color superposition; and according to the adjusted color, red, green, blue transmitting light of all pixel points in an LED dot matrix are controlled to play a video picture, so that the pixels of the image played by the display screen match the ambient light intensity. Therefore, a problem of too high brightness or too low brightness oreven color distortion of the display screen under mapping of the ambient light intensity is solved; the visual enjoyment of the watcher is improved; and the visual damages on the watcher are reduced.

The invention belongs to the technical field of spray coating materials, and discloses a construction waste or slope protection spray coating material. The construction waste or slope protection spray covering material includes the following components in mass percentage: high clay: 30-50%, paper: 12-15%, pine wood: 8%, gypsum: 40-50%, setting agent: 0.57%, glue Viscose: 0.45%, fiber: 0.68-1%, grass seed: 2-4%. The use of this material can not only satisfy people's visual requirements for the environment from the senses, but also has a hard texture, strong bending resistance, tensile resistance, environmental protection, safety and other performances. It can sow greening, control dust pollution, and is cheap. Performance is superior to other methods of construction waste and road slope protection.