159results about How to "Guaranteed visual effect" patented technology

The invention provides an integrated system of test detection, management and monitoring and method, which is applicable to the fields of test detection mechanisms and quality monitoring departments. The system is divided into three layers according to the structure, wherein, the first layer is a test data acquisition layer, the second layer is a test business management layer, the third layer is a superior monitoring management layer, and the layers are connected through the network. The system is composes of a video device, a sampling detection instrument, a business management computer, a business database server, a central database server, a monitoring management computer, a printer, data acquisition software, transmission instrument software, business management software and monitoring management software. The invention comprises the following steps: acquiring test data and images; uploading data and image information, receiving, storing and managing test information, generating detection record and report; uploading detection record and report; receiving uploaded information from the laboratory and monitoring and managing. The invention is safe and reliable, simple in installation, easy in operation, and has strong practicability and good development future.

The invention provides an integrated managing and controlling system and a method of mass production enterprises in transportation construction industry; the system comprises two parts, namely, hardware and software; the hardware includes a plurality of production devices, a plurality of production device terminal computers, a plurality of data collectors, a plurality of controllers, a plurality of video devices, a plurality of dippers or GPS satellite positioning devices, a plurality of service management terminal computers, a plurality of monitoring management terminal machines, a service management server and a monitoring mechanism server; the software includes data collecting software, service management software, monitoring management software, service management database software andmonitoring management database software; the integrated managing and controlling system of mass production enterprises is divided into three layers based on structure; the first layer is a data collecting layer, the second layer is a service management layer and the third layer is a monitoring management layer. The system and the method are scientifically and rationally designed, and creative, not only improve the production automation level and production continuity, but also guarantee the systematicness, visibility and reliability of intelligent operation of the whole production; meanwhile,the system and the method can prevent resource loss, reduce production cost and improve economic benefits.

The invention discloses a display control method based on an electronic ink screen. The method comprises the following steps: if detecting that content to be displayed comprises a picture and/or a video, judging whether the electronic ink screen is in a 2-level gray scale refreshing mode; if not, controlling the electronic ink screen to be switched in the 2-level gray scale refreshing mode; and carrying out Dither processing on each frame of the picture and/or the video to obtain a 2-level gray scale image of each frame of the picture and/or the video and carrying out refresh display. The invention also discloses a display control device based on the electronic ink screen. Since the refreshing speed of the 2-level gray scale refreshing mode is fast, each frame of the picture and/or the video obtained after Dither processing can be refreshed and displayed quickly, a smooth display effect can be achieved, and the animation effect is good; and through the Dither processing mode, a certain multi-level gray scale image visual effect can be kept under the A2 refreshing mode.

The invention discloses a transparent conductive film and a manufacturing method therefor, and a touch screen. The manufacturing method comprises the steps of performing imprinting on one surface of a transparent insulating substrate by a die to form continuous grooves; coating one surface of the transparent insulating substrate with jelly, and performing imprinting on one surface far from the transparent insulating substrate by a die, and curing to form grooves; filling the grooves with a conductive material to form a conductive layer, namely an internal circuit; forming an external circuit on one surface in contact with the conductive layer; and removing unnecessary conductive materials from the internal circuit and the external circuit according to a preset pattern to form insulating channels and insulating circuits so as to complete the manufacturing of the transparent conductive film. According to the manufacturing method, silk-screen printing and embedded type nanometer imprint are combined, and unified grid filling is used as the universal die; and the die is applicable to multiple types of machines, and only silk-screen printing and laser are needed according to different specifications, so that cost can be effectively lowered and the development period can be effectively shortened.

The invention relates to a laser detection and control system for barriers between a shield door of a metro platform and a train door, comprising a monitoring unit, a control unit and an alarm unit, wherein, the controller comprises a CPU module, a liquid crystal terminal, a signal isolator, buttons and a safety relay; generating lasers are respectively installed on a front bracket, and a laser receiver or a laser reflection plate is installed on a rear bracket corresponding to the front bracket; the control ends of the generating lasers are connected with the output end of the controller, and the output end of the laser receiver is connected with the input end of the controller; the corresponding output end of the controller is correspondingly connected with the control input end of the shield door; and the corresponding output end of the controller is connected with a buzzer and a caution light of the platform. The laser detection and control system realizes the intelligent operation of judging the existence of barriers between the shield door of the metro platform and the train door, has the advantages of compact integral structure, reasonable cost, easy and convenient installation, simple and intelligent operation, stable and reliable performance, higher practicability and favorable development prospect, and is applicable to metro platform.

The invention discloses a method for visualizing a three-dimensional environmental map in a virtual reality system. The method includes: S1, acquiring and controlling real environment data of an environment where a target locates; S2, constructing a corresponding three-dimensional environmental map according to the real environment data acquired in real time; S3, acquiring updating incremental data of the three-dimensional environmental map at specified period intervals to obtain increment map data; S4, transmitting the increment map data acquired in real time to a control end, and displaying in the virtual reality system to realize visualization of the three-dimensional environmental map. The method is capable of realizing visualization of the three-dimensional environmental map in the virtual reality system and has the advantages of simplicity in realizing method, low realizing cost, small needed communication bandwidth, flexibility in application environments, good realizing effect and the like.

The invention discloses an openCL-based parallel optimization method of an image de-noising algorithm. According to an idea of image layering, an image is divided into a high-contrast base layer and a low-contrast detail layer by using a combined dual-side filtering algorithm and a combined WLS algorithm; de-noising processing is carried out on the detail layer by using stockham FF; and then image restoring is carried out by changing frequency spectrum contraction and image adding methods, thereby realizing the de-noising effect. According to the invention, on the basis of characteristics of large execution function processing data volume and high data parallelism of the base layer obtaining and detail layer de-noising processing, the openCL platform model is used and parallel calculation of the image de-noising algorithm is realized on GPU; and then details of the calculation process are modified, wherein the modification processing contains local internal memory usage, proper working team size selection, and parallel reduction usage and the like. The speed-up ratio of the de-noising algorithm that is realized finally can reach over 30 times; and thus the practicability of the algorithm can be substantially improved.

The invention discloses color-enhanced sun lenses, sun glasses and equipment, and a manufacturing method thereof. A full-dielectric multi-layer membrane stack with two selective transmission cut-off belt characteristics is deposited on the front side of a lens body of each solar lens; the lens body is a lens with a neutral attenuation function; and the solar lens needs to meet: the transmittance of 420nm to 465nm waveband is 10 to 60 percent, the transmittance of 475nm to 505nm waveband is less than or equal to 3 percent, the transmittance of 510nm to 575nm waveband is 10 to 60 percent, the transmittance of 580nm to 610nm waveband is less than or equal to 3 percent, and the transmittance of 615nm to 670nm waveband is 10 to 60 percent. A proper high and low refractive index membrane layer is selected, so that cut-off transmission is conducted at the specific waveband, red, green and blue visible light wavebands are specifically attenuated and transmitted, all the environment representational information, bright and dark information and enhanced color information are acquired, the anomalopia problem is weakened, and the outdoor activity quality and the satisfaction degree of the group are improved.

The invention relates to the field of computer image processing, and provides a digital watermark-based electronic bill image anti-tamper method. The method comprises the following steps of: encrypting digital watermark information and embedding the encrypted digital watermark information into a low-frequency coefficient of a gray scale component of an electronic bill image to be transmitted; extracting the digital watermark information from the received electronic bill image, decrypting the acquired information by using a private key and reconstructing a watermark pattern; and comparing the original watermark pattern with the detected watermark pattern to judge whether the electronic bill image is tampered or not. By the method, the visual effect of a bill is not influenced, the passwordof the bill cannot be leaked, image compression and gray scale processing can be effectively withstood, and the electronic bill image can be effectively prevented from being tampered.

The invention relates to an adaptive invisible watermark synchronous detection method based on deep learning. The method is based on an Adam optimizer, a frame comprises two U-shaped sub-networks anda CNN sub-network, and the two U-shaped sub-networks and the CNN sub-network are respectively a mark network, a detection network and a discriminator. The marking network takes square areas with fixedsizes at four corners of an extracted watermark image as input of the marking network, outputs four residual images with position information, sequentially puts the residual images back to an original image to obtain a marking image, and sends the shot marking image to the detection network during marking detection, so the detection network detects the watermark image; a mask image for displayingthe position of the residual image is outputted so as to determine four corner points of the watermark image, synchronization of the watermark image and the shot mark image is realized by using perspective transformation, and the original watermark image and the watermark mark image are distinguished by using a discriminator. According to the adaptive invisible watermark synchronous detection method based on deep learning, watermark decoding accuracy is greatly improved on the premise of ensuring the visual effect.

The invention provides an image display drive method, and the method comprises the following steps: inputting an image; obtaining a brightness component; calculating the mean brightness and the maximum brightness; constructing a segmented linear model; and updating a brightness component. The segmented linear model proposed by the invention just need to perform the linear calculation without the square calculation, thereby reducing the hardware implementation complexity while improving the performances. A mean value of brightness is selected as a segmentation point of low-power-consumption processing, wherein the image details less than the value remain unchanged and the low-power-consumption processing of the remaining parts is performed according to the segmented linear model, thereby reducing the display power consumption while maintaining the visual effect. The display power consumption for processing the obtained image is the minimum under the condition that the visual effect remains unchanged, and the visual effect, compared with NPC and ACSC, is improved by 32.3% and 28.7%.

The invention discloses a construction method. The flow process of the construction method includes construction preparation; framed bent building; field lofting; installation of wood components including wood rafters, flying rafters and the like; pavement of cement pressure plates; binding of reinforcing steel bars; concreting; maintenance; and framed bent detachment. Traditional woodworking process is combined with modern materials, a steel tube framed bent is used as a support, the finished wood rafters and the finished cement pressure plates are used as mold plates, the reinforced steel bars are bound, roof concrete plates are poured, field lofting of eaves including rafters and flying rafters at corners is realized by the aid of traditional process, the wood components are mounted in advance, the special style of a traditional building is guaranteed, and engineering quality is ensured.

The invention provides a high-voltage transmission line corridor three-dimensional reconstruction method based on a Cesium three-dimensional earth framework; the method comprises the steps: firstly obtaining a live-action three-dimensional model and a true shoot image of a high-voltage transmission line corridor region through employing an oblique photogrammetry technology, then building a Cesium three-dimensional earth scene, and completing the loading of the live-action three-dimensional model; based on a tower two-dimensional template image library and a corresponding three-dimensional model library, carrying out template matching on a TDOM to carry out recognition and rough positioning on a tower, and then loading a corresponding tower three-dimensional model in a Cesium three-dimensional earth scene and carrying out interactive correction; extracting parameter information of an insulator on a tower, loading and displaying the parameter information based on a Cetium frame, and completing three-dimensional drawing of a power line in the Cetium frame according to coordinates of same-name line hanging points of two end points of the insulator and in combination with an overhead line catenary equation; and finally, carrying out correction processing on the live-action three-dimensional model. The invention provides a high-voltage power tower line corridor three-dimensional reconstruction scheme with relatively high automation level and precision.

The invention provides a lighting device and a projection device. The lighting device includes a light source used for generating blue exciting light, a substrate and a wavelength conversion material layer that covers the substrate, wherein the wavelength conversion material layer is used for absorbing part of the blue exciting light and emitting excited light; color coordinates of the excited light are positioned in a predetermined color region, so that the wavelength conversion material layer emits mixed light consisting of the excited light and the residual blue exciting light which is not absorbed by the wavelength conversion material layer; and color coordinates of the mixed light are closer to predetermined blue light color coordinates than the color coordinates of the blue exciting light.

The invention discloses a splicing method of a UAV-borne high spectral line array remote sensing image. The splicing method comprises the steps of collecting a to-be-spliced high spectral remote sensing image, and selecting and matching feature points of the image; selecting an image transformation model according to the matched feature points and performing image registration so as to acquire a registered image; performing feathering and color balancing treatment on overlapped areas according to the registered image, and embedding based on pixels so as to obtain a spliced high spectral image;and performing geographic registration on the spliced high spectral image according to a plane array ortho-image with geographical coordinates, so as to obtain a high spectral image with real geographical coordinates. Through adoption of the method, the problem that a UAV single image has a small coverage is solved, visual effect is guaranteed and spectral deformation before and after image splicing is small, and the final splicing result has real geographical coordinates.

The invention provides a space abnormal extreme value unbiased isogram drawing method. Extreme point extracting is carried out on an original sampling point set A, and an extreme point set A' is obtained; extreme points are points with space attribute values higher or lower than all points around in a local neighborhood analysis range; the original sampling point set A is subjected to regular rectangular gridding, and a regular rectangular grid node point set B is obtained; the point set A' and the point set B are merged, and a point set C is obtained; abnormal grid nodes which cause generation of ill-conditioned triangles in the point set C are deleted, and a point set D is obtained; and the point set D is used for establishing a triangular irregular network, and an isogram G is drawn. According to the isogram drawn through the method, a space abnormal center and an extreme value point position are matched, a curve is smooth and attractive, visualization effect is guaranteed, and meanwhile isogram accuracy is improved.

The invention relates to the field of photoelectric communication, and discloses a data transmission method and a data transmission system for a digital video optical transceiver system. According to the data transmission method and the data transmission system, coding redundancy is adjusted according to the error rate, whether or not a forward error correction coding mode is needed and which forward error correction decoding mode of the coding redundancy is adopted are determined dynamically, and accordingly, forward error correction coding/decoding technology based adaptive error detection and correction are achieved. The data transmission method includes receiving video data and information representing the coding redundancy of the video data through an optical fiber; selecting the corresponding forward error correction decoding mode to decode the video data according to the information representing the coding redundancy; calculating the error rate of the decoded video data; adjusting the coding redundancy according to the error rate; according to the adjusted coding redundancy, selecting the corresponding forward error correction coding mode to code the to-be-sent video data; sending the video data and the information representing the coding redundancy through the optical fiber.

The invention relates to the field of projection display, and discloses a device and a method for driving a mini projector. In the driving device, pixels at specific positions of a front image and a back image are compared, the light quantity of a light source is adjusted according to the comparison result, so that the images in different contrast needs are not always displayed with the highest light quantity, the electricity is saved on the premise of ensuring the visual effect, and the service life of the battery of the portable mini projector is prolonged. Compared with the video image, the still image is displayed by using the driving light source with a higher power; and after the image is segmented, the pixels participating in comparison are randomly selected from each area, so that not only the computation is greatly reduced, but also the accuracy is quite high.

The embodiment of the invention provides a visual restoration method and device for an application, a storage medium and a terminal. The method comprises the steps of acquiring configuration information of the application, wherein the configuration information comprises a design comparison table, an original user interface of the application and annotation information of the original user interface, and the original user interface comprises a plurality of element boxes; splitting the element boxes in the original user interface; according to the design comparison table and the annotation information, planning the layout of all the split element boxes in a screen; conducting visual restoration on the application according to the planed layout to obtain a target user interface. By means of the visual restoration method and device for the application, the storage medium and the terminal, the visual restoration of the APP with high fidelity is achieved, the development and maintenance costis low, and the flexibility and universality are high.

This invention discloses a grading-process method for video play including: a video terminal receives video frames, computes balance between labels of the system time and the display time of the received current frames and determines region where the balance locates, analyzes frame head of the current frames to determine their kinds and classifies the current frames based on the balance and the kinds of the video frames, decodes and displays the current video frames and repeats the above mentioned steps to all video frames received by the terminal.

The invention discloses an enhancement method suitable for a true color remote sensing image. The enhancement method mainly comprises the following steps: 1, carrying out linear stretching transformation on an input true color remote sensing image; 2, converting the image subjected to linear stretching transformation into an HSI color space; 3, calculating a gradient gray level joint histogram ofthe I component in the HSI color space; 4, adjusting and optimizing the shape of the histogram in a self-adaptive manner according to the statistical characteristics of the gradient gray level combined histogram; 5, remapping the gray value of the I component by using a histogram equalization method to obtain a globally enhanced I component; 6, calculating a gradient difference between the original I component and the global enhanced I component by using a Prewitt operator, and carrying out detail compensation on a gradient descent region of the global enhanced I component to obtain a global and local enhanced new I component; and 7, converting the new I component and the original H and S components into an RGB color space. The true color remote sensing image enhanced by the method is goodin visual effect, real in color and rich in details.

The invention provides a low-power consumption image display driving method based on histogram correction, which comprises the following steps of: inputting an image; obtaining the R, G, B primary color channel histogram in the image, correcting the histogram to get the corrected histogram, matching the histogram of the original image with the corrected histogram, and outputting the matched histogram. The invention not only realizes the power consumption limitation, but also maintains the visual effect. Unlike the traditional algorithm which eliminates all highlight pixels, a low power consumption histogram correction method is proposed in that method, the power consumption is limited by reducing the number of highlight pixels, at the same time, the visual effect is improved by reserving part of highlight pixels, and the histogram matching method is applied to the power consumption limitation of an image for the first time, so that the excellent processing effect is realized; the histogram of the input image is adjusted to a modified histogram shape by histogram matching, which realizes the image processing with low power consumption.