96results about How to "Good visual effect" patented technology

An electrostatic filter (1) has a chamber (11) into which a gas stream is introduced. An ioniser (19) in the form of an electrode array (20) is located in the chamber (11) and creates an ionising zone through which the gas stream passes. A charged outlet (21) is located downstream from the ioniser (19). As the gas stream passes through the ionising zone, the unwanted particles therein are charged and urged away from the outlet (21) by the ioniser (19). Charged particles approaching the outlet (21) are also electrostatically repelled therefrom, permitting "clean" gas to be extracted through the outlet.

The invention discloses an image quality adjustment method, comprising the following steps of identifying an input channel of a current film source signal, and obtaining resolution and a frame rate ofthe film source signal; obtaining image quality adjustment parameters corresponding to the input channel, the resolution and the frame rate from a preset mapping relationship table; adjusting an image signal corresponding to the film source signal based on the image quality adjustment parameters; and outputting the image signal to a display screen for displaying. The invention also discloses a smart television and a computer readable memory medium. According to the image quality adjustment method, the smart television and the computer readable memory medium, when the television plays film source content of different formats, a superior visual effect can be achieved.

The invention discloses an image nonlinearity enhancement method based on histogram subsection transformation. The method comprises the following steps of: S1, calculating probability density distribution of image gray levels; S2, calculating accumulated probability density functions of the gray levels; S3, dividing the gray levels of the images into three parts, wherein the first part of gray level range is between 0 and 85, the second part of gray level range is between 86 and 170, and the third part of gray level range is between 171 and 255; respectively calculating gray level transformation functions of the three parts of gray levels according to the accumulated probability density functions, namely proposing sectional gray level transformation functions; and S4, transforming the gray levels of the original images by using the sectional gray level transformation functions to acquire the distribution of new gray levels. By the method, the definition of the image is further improved, the excessive enhancement of the image is avoided, and the image vision effect meets the requirement of an eye vision system.

The invention discloses an exposure control method for a human face image acquisition system under a near-infrared condition. The method is combined with a human face image information entropy and a human face image motion-blur extent to carry out exposure control, and comprises the following steps: a), using the human face image information entropy as an optimal human face image brightness judgment value, and determining the exposure time for optimal human face brightness through finding the maximum value of the human face image information entropy; b), estimating the human face image motion-blur extent through being combined with cepstrum and the interframe movement distance of a human face; c) adjusting the exposure time according to the human face image motion-blur extent. The exposure control method can be applicable to the human face image acquisition system under the near-infrared condition, can overcome the image degradation phenomenon of the human face image acquisition system due to illumination variation and motion blur effectively, improves the quality of the acquired human face images, and ensures the stability and the accuracy of human face image processing analysis.

The invention discloses an application interface generating method which is executed in a calculation device. The method comprises the steps that a picture to be set as a background of an application interface is obtained; the main color of the picture is calculated; the main color is subjected to transparency treatment to obtain a gradient color; the picture is filled with the gradient color, and the filled picture is used as the background picture of the application interface, wherein a filling area is determined according to the length and the width of the application interface and the picture; a preset color closest to the main color is calculated, and a matching interface theme template is selected according to the preset color, wherein corresponding relations between preset colors and interface theme templates are stored in the calculation device; the interface of controls on the application interface is set according to the selected interface theme template. The invention further discloses a corresponding application interface generating device and the calculation device.

The invention relates to a production method of jacquard fabric with colored symmetrical patterns on double surfaces. The production method comprises the following steps: (I) design and production of fabric pattern card; (II) weaving preparation; (III) machine weaving; and (IV) finishing. The step of design and production of fabric pattern card comprises (1) inputting a target image of jacquard fabric to be woven to a computer; (2) adjusting the input image and setting parameters; (3) distinguishing the pattern part and the basic part of the target image, wherein the pattern part is symmetrically overlaid on the surface of basic part, so that the basic part has single-layer structure and the pattern part has three-layer structure; and (4) making pattern card and inputting an electronic jacquard machine. The invention has the advantages that the produced fabric has multi-layered structure in the pattern part alone; the pattern has two or more colors on double surfaces and is symmetric, thin and soft; and the fabric is integrally woven in one process, facilitating the batch and continuous production.

It is an aphototropism module comprises light conductive plate and light source. The light conductive material comprises fluorescent powder material and resin material, wherein; the fluorescent powder is located inside the light conductive plate and decrease from center to circumferential end

The invention relates to an underwater degraded image recovery method based on a GAN network. The method is used for solving the problem of underwater degraded image recovery without paired data sets.A network architecture of the method consists of two generator networks and two discriminator networks, two generators are respectively used for converting an underwater degraded image into a clear image and restoring the generated clear image into a degraded image, and the two generators have the same structure and different parameters. The two discriminators respectively determine whether an image generated by the first generator is a clear image and determine whether the image generated by the second generator is a degraded image. First, a training generator is arranged, when the number oftraining times is reached, generator parameters are not changed, a discriminator is trained again, when the discriminator reaches the number of training times, the discriminator parameters are not changed, the generator continues to be trained, the steps are repeated until the loss function is minimized to complete optimization training of the network, and the trained first generator is used forgenerating a clear image of the underwater degraded image.

The invention discloses an airborne vision enhancement method and an airborne vision enhancement device. The method comprises the following steps of: performing histogram statistical analysis on an input digital image to generate an adaptive threshold value, and dividing into different sectors according to the characteristics of a histogram to generate different fusion weight coefficients; performing morphological filtering and edge detection calculation according to the characteristics of different images; and performing vision enhancement on a calculation result according to a video superposition and fusion algorithm. The device comprises a threshold value generation module, a morphological calculation module, an edge detection module and a superposition and fusion module. Compared with the conventional vision enhancement method, the airborne vision enhancement method has the advantages that: superposition and fusion calculation can be adaptively performed for different characteristics of an airborne vision; the method is suitable for hardware implementation; and the airborne vision can be effectively enhanced in real time, and a better visual effect is achieved.

The invention discloses a method of embedding watermarks in a binary text image and a device thereof. The method comprises the following steps: the binary text image is divided into an embedded part and an adjustment part partially or entirely; the average of black pixel points contained in each set of the embedded part and the adjustment part is calculated; color change parameters are calculated according to the average and the number of the black pixel points contained in each set of the embedded part; the number of the black pixel points contained in each set of the embedded part and the adjustment part is changed according to the color change parameters. In this way, watermarks are embedded. The invention also discloses a method of extracting watermarks from the binary text image and a device thereof. The image with embedded watermarks looks good, and can better resist the attacks of printing, copy (in particular reduced copy) and scanning. The Original image are not required when watermarks are extracted.

The invention provides electronic equipment and an unlocking method thereof. The unlocking method comprises the following steps: when the electronic equipment which is at a user interface locking state detects a screen opening unlocking order, a touch display screen displays a plurality of preset password keys which are randomly arrayed and have basic colors; the contact with the touch display screen is detected and a current password input is obtained according to the contact; whether the colors and quantity of the current password input and a preset password are the same or not is obtained by comparison; if so, the electronic equipment is converted into a user interface unlocking state; if not, the electronic equipment keeps the user interface locking state. According to the unlocking method, an unlocking interface picture is abundant and the visual effect is good; the unlocking is safe and reliable and a phenomenon that the unlocking password is illegally cracked due to the remained trace of unlocking is avoided; a binding procedure can be directly and rapidly accessed and the unlocking method is convenient and intelligent and has better user experiences.

This invention relates to a method for overlapping captions in a digital compression video ASCII stream. The composite ASCII stream is finished by composite process of the system which composites audio, video compressed streams, starting time of captions and a caption data region including caption end time, a display region, a forced display region and a character lattice data composite by its character documents and character lattice base. The command control file in the pilot system is composed of a caption coloring board, and a mixed degree control data generated by a disk generation system.

The invention discloses a preparation method of a peep-proof membrane, comprising the following steps: 1) coating a PET layer with UV resin for forming so as to prepare a first transparent resin layer which covers the PET layer and several columns of raised units which are uniformly distributed on the first transparent resin layer; 2) carrying out wet-type coating in gaps between the raised units with a black or grey filler; 3) removing a surface layer formed by the black or grey filler on the top of the peep-proof membrane; 4) roasting: a solvent in the filler is volatilized, solid components in the filler are deposited on the bottom of the gaps and a thin layer is adhered to the side surface of the gaps; and 5) second transparent resin is filled between the raised units. Refractive index of the second transparent resin is lower than refractive index of the first transparent resin, and a protection layer is formed on the top of the peep-poof membrane by the second transparent resin. Light transmittance of a viewable area is enhanced. Visual effect is better. User experiment is more comfortable. In addition, the peep-proof function outside the viewable area of the peep-proof membrane provided by the invention is the same with as effects of a traditional peep-proof membrane.

The invention discloses a peep-proof membrane which comprises a PET layer at the bottom and a first transparent resin layer arranged on the PET layer. the peep-proof membrane is characterized in that several columns of filling units are uniformly arranged on the first transparent resin layer; each filling unit contains a non-transparent filing part which is positioned at the bottom and is connected with the first transparent resin layer and a second transparent resin part positioned on the top; the top of each non-transparent filling part is provided with a cavity; and the second transparent resin part is plugged in the cavity. In comparison with the structure of a traditional peep-proof membrane, the peep-proof membrane provided by the invention has advantages as follows: light transmittance in a viewable area is increased, visual effect is good, and user experience is more comfortable. However, peep-proof function outside the visual area in the invention is the same as the effect of the traditional peep-proof membrane.

The invention relates to a method for frame frequency doubling method based on image contour matching. The inventive method compares present frame with reference frame, and determines movement area and static area of present frame; edge detection of the movement area is performed to determine present contour of image in movement area; generating present block containing the contour according to determined present contour, matching search area of reference frame, and searching block similar to present block in search area by matching rule; executing interpolation by adopting frame repetition or black frame insertion; calculating image data of present block in interpolation frame; generating frame frequency doubling time sequence and outputting interpolation frame image data of present frame and then image data of present frame in a frame time according to time sequence. The invention processes 50 frame/second and 60frame/ second non-interlaced signal based on image contour matching, provides better visual effect at 100Hz/120 Hz liquid crystal screen, achieves goal for removing movement blurring.

An embodiment of the invention discloses a website display method. The method includes: acquiring style attribute of a website to be displayed; setting style attribute of a browser according to the style attribute of the website; and allowing the browser to display the website in the set style. The embodiment of the invention further discloses the browser. During website displaying, by the website display method and the browser, website style and browser style are unified to generate good visual effect, and users can experience more novel and comfortable browsing.

The invention provides a three layer color visualization method of a hyperspectral remote sensing image. The method is characterized by: firstly, using a full-wave band image to blend and realize a three-channel space information color visualization image with a high spatial resolution; simultaneously based on a spatial correlated pie chart matrix layer, using a spectrum unmixing result and a display splinter texture layer to display local and concrete spectrum information; finally, using a combination form of three layers: a space information layer, the display splinter texture layer and thepie chart matrix layer to express the hyperspectral image. The image generated by using the method possesses good characteristic independence and visual intuition. Confusion of color expression can be avoided. By using the method, a plurality of types can be simultaneously or individually displayed and a target object can be highlighted so as to satisfy different observation needs.

The invention discloses a multi-projector stitching fusion method for high-quality visual effect. The method is characterized by comprising the following steps of: taking horizontal and vertical lines equally dividing a screen, a complete white picture and an overall background picture for each projector through a high-resolution camera; performing geometric correction by means of camera homography trees, and obtaining a geometric correction matrix of each projector; performing edge fusion for overlapped regions through a quarter circular-arc fusion curve; for a light leakage phenomenon, using graded and linear-gradient luminance compensation method; and by the obtained correction parameters, outputting corrected pictures or video of the input pictures or video on devices, such as a large screen, through multiple projectors. According to the method, workload of obtaining a response curve is reduced, good color correction effect can be obtained, and meanwhile, by the method, the visual effect after stitching is better.

The invention discloses a thumbnail display method executed by a browser of a computing device. The browser of the computing device can be connected with a mobile terminal through a server. The method includes: in order to respond to a received request that a user needs to browse a file in a mobile terminal, generating a file list request message and sending the file list request message to the mobile terminal; in order to respond to an answer message received from the mobile terminal, displaying a file list in a data file thumbnail manner in the browser; in order to respond to detection of a cursor moving to one of file thumbnails, displaying the file thumbnail in a gradual magnification manner.

The invention relates to the field of optics, in particular to a 3D film and television system and a 3D film and television method. The 3D film and television system comprises an L-shaped reflection type polaroid, two reflection mirrors, a first liquid crystal wave plate set and two second liquid crystal wave plate sets, wherein the L-shaped reflection type polaroid is used for splitting incident projection light into transmission light and two beams of reflection light; the first liquid crystal wave plate set is arranged in a transmission direction of the L-shaped reflection type polaroid; a reflection mirror which is used for reflecting the reflection light to a second liquid crystal wave plate set is arranged in a reflection direction of each beam of reflection light of the L-shaped reflection type polaroid; the second liquid crystal wave plate sets are arranged in reflection directions of the reflection mirrors; and a light ray path that the transmission light reaches the first liquid crystal wave plate set is equal to light ray paths that the reflection light reaches the second liquid crystal wave plate sets, so that an image which is presented on a screen by each beam of reflection light is overlapped with an image which is presented on the screen by the transmission light, light reaching the screen is increased, the specific value of the light reaching the screen to incident projection light is larger, the images presented on the screen are bright and clear, and the visual effect is better.

The invention discloses a P-frame interpolating method aimed at whole frame loss error concealment in video coding and decoding, comprising: modifying the decoder working flow, acquiring all motion vectors of the next frame before concealing the current lost frame; acquiring residual information of corresponding block, eliminating unreliable motion vectors in all motion vectors of the last frame and the next frame, obtaining available motion vectors; by mapping the available motion vectors, establishing two reference motion vector tables of 4*4 blocks concealed in the lost frame to be respectively corresponding to the last frame and the next frame; according to the field consistence judging method, screening the motion vector with the least difference with the likelihood motion vector in the last frame and the next frame, obtaining the motion vector of the present block of the interpolated frame from the two optimal motion vectors, and completing the interpolation referring to the last frame and with zero residual.

The invention discloses a manufacturing method of laminated wood floors and includes the procedures of gumming, plate pressing, curing, sawing, dovetailing, slotting, paint spraying, etc. Markers of location points are printed at edges of calico paper used in the plate pressing and rugged texturized patterns corresponding to that of the calico paper, and location salient points used for locating the calico paper are arranged on a working face of a steel framework used in the plate pressing; in the plate pressing, firstly, the steel framework is used for prepressing location points on a base plate, calico paper is paved on the base plate to cause the markers of location points on the calico paper to be corresponding to the pre-pressed location points on the base plate one to one and the paper is sent into a press to be pressed and formed at one time. The laminated wood floors produced with the method are clear in surface textures, good in visual effect, strong in wood texture, good in three-dimensional effect and strong in sense of hierarchy; in addition, dirt can hardly hide in the floors and the floors can be easily cleaned.

A touch sensing module comprises a substrate, a decoration part, an insulation layer, multiple first electrodes, multiple second electrodes and multiple first bridging parts, wherein the substrate comprises a main part defining a central region and a peripheral region surrounding the central region; the decoration part and the first bridging parts are directly arranged on a first surface of the substrate, the decoration part is located in the peripheral region, and the first bridging parts are arranged in the central region at intervals; the insulation layer is formed on the first surface andcovers the decoration part and the first bridging parts; and the first electrodes and the second electrodes are formed on the insulation layer, the first electrodes and the second electrodes are insulated and spaced, every two adjacent first electrodes in the same column are electrically connected through one first bridging part, and the first bridging parts and the decoration part are made of thesame conducting material. The invention furthermore provides a preparation method of the touch sensing module and a touch display panel provided with the touch sensing module.

The invention discloses a method for utilizing a 3D (three dimensional) dictionary to eliminate the block effect, mainly solving the problem of the block effect in existing 3D display system based on DIBR (depth image-based rendering) after block discrete cosine transform compression. The method comprises the following implementing steps of: (1) utilizing a KSVD (k-singular value decomposition) algorithm and batch-processing orthogonal matching pursuit algorithm to train a 3D dictionary; (2) controlling a quality factor in the JPEG (Joint Photographic Experts Group) standard to compress an original 3D image; (3) taking the block effect as Gaussian white noise and calculating the noise standard difference of the 3D compressed image; (4) calculating an error threshold according to the quality factor and the noise standard difference; (5) eliminating the block effect in the compressed image and acquiring a sparse coefficient representation matrix with elimination of the block effect; and (6) utilizing the 3D dictionary and the sparse coefficient representation matrix with elimination of the block effect to obtain a 3D result diagram with elimination of the block effect. Compared with the prior art, the method has the advantages that higher or similar peak signal and noise ratio and structural similarity can be obtained, and the visual effect of the image with elimination of the block effect is better.

The invention discloses a mobile terminal and a multi-exposure shooting method. A first shooting unit of the mobile terminal is used for shooting a first image, wherein feature information of a shooting subject in the first image is recorded while the first image is shot; a second shooting unit is used for determining the shooting subject of a successively shot image according to the feature information of the shooting subject in the first image and shooting the image; and a superposition unit is used for carrying out synthetic processing on the first image and the successively shot image according to a multi-exposure shooting mode to obtain a multi-exposure image. The shooting subjects in all to-be-exposed images in multi-exposure can be accurately focused through shooting the first image, recording the feature information of the shooting subject in the first image while shooting the first image and determining the shooting subject of the successively shot image by using the feature information of the shooting subject; and the multi-exposure image which is clear in picture and relatively good in visual effect is obtained through superposition.

The invention relates to a spot image processing algorithm based on multi-scale wavelet transformation. The spot image processing algorithm includes the steps of firstly, performing logarithm transformation on an original image, and converting image multiplicative noise into additive noise; secondly, performing multi-scale wavelet decomposition on the image after the logarithm transformation; thirdly, selecting a threshold, and performing threshold treatment on a wavelet coefficient; fourthly, reconstructing the wavelet coefficient; fifthly, performing exponent operation to obtain the noise-reduced image. Compared with a traditional spatial filter noise reduction method, the spot image processing algorithm based on the multi-scale wavelet transformation has the advantages that the wavelet threshold noise reduction method has good visual effect, good noise reduction effect is achieved, and the edge information of the image can be kept effectively.

The invention provides a surface material for display and a display equipped with the same, capable of obtaining excellent visibility since an adhering fingerprint becomes indistinguishable quickly. The surface material for display 10 is used and arranged in a surface of the display. On a surface of a transparent base material 11 for composing the surface material for display 10, a surface of an uneven layer 13 provided on the transparent base material 11, or a surface of a cover layer 16 on the uneven layer 13, arithmetic average roughness Ra specified in Japanese Industrial Standards B 0601-1994 is set to be 20 to 200nm and an average interval Sm between concave and convex points is set to be 5 to 600nm. Moreover, a fluorine atom is not contained in the uneven layer 13 or the cover layer 16, or a content of the fluorine atom is less.

The invention discloses a self-adaptive error concealing method and belongs to the technical field of video coding and decoding. In the invention, an inter-frame correlation coefficient is introduced to denote the degree of the severity of the change of a scene in the restoration from an error in an I frame, and by comparing the inter-frame correlation coefficient with a preset threshold value, an error concealing means can be selected self-adaptively; moreover, different micro block matching searching means are adopted according to the state of the macro blocks, so the video error concealing effect is improved while the decoding efficiency is taken into consideration. Compared with the prior error concealing method, the method disclosed by the invention has the advantages that: after decoding, a better visual effect can be achieved, and the balance between the decoding efficiency and video effect is taken into consideration.

The embodiment of the invention provides an image processing method and device, electronic equipment and a computer readable storage medium. The method comprises the following steps: after acquiring to-be-processed image information containing sky, firstly preprocessing to-be-processed image information and specifically, judging and segmenting to-be-processed image information; then, carrying outoptimization processing according to a preprocessing result; specifically, optimizing a sky area according to a preset rule; that is to say, re-determining the sky area. The edge of the re-determinedsky area is more accurate than the edge of the sky area identified in the preprocessing; therefore, after sky optimization processing is carried out on the corresponding part of the re-determined skyregion in the to-be-processed image information, accurate processing on the edge of the sky region can be realized in the obtained optimized image, so that the fusion degree of the processing region and the to-be-processed image information is relatively good, and the visual effect of the adapted and optimized image is relatively good.

The invention relates to a polypropylene-surlyn resin composite material. The composite material comprises, by weight, 55-85 parts of polypropylene, 5-25 parts of surlyn resin, 3-5 parts of HDPE, 0-10parts of a toughening agent, 0-15 parts of an enhancer, 0.3-0.8 part of an antioxidant, 0.2-1 part of a lubricant, 0.2-0.4 part of a light stabilizer and 1-3 parts of special effect color powder. Thesurlyn resin has excellent low-temperature impacting performance, the low temperature brittleness of a PP material can be significantly improved, the surlyn resin is transparent and has high glossiness, the surface gloss level of the composite material can be significantly improved after the surlyn resin is added, a metal imitation visual effect is more outstanding, the surlyn resin has higher scratching resistance, and therefore the scratching resistance of the material can be significantly improved.