32results about How to "The display effect is real" patented technology

The invention provides a three-dimensional human head and face model reconstruction method based on a random face image. The method includes; establishing a human face bilinear model and an optimization algorithm by using a three-dimensional human face database; gradually separating the spatial attitude of the human face, camera parameters and identity features and expression features for determining the geometrical shape of the human face through the two-dimensional feature points, and adjusting the generated three-dimensional human face model through Laplace deformation correction to obtaina low-resolution three-dimensional human face model; finally, calculating the face depth, and achieving high-precision three-dimensional model reconstruction of the target face through registration ofthe high-resolution template model and the point cloud model, so as to enable the reconstructed face model to conform to the shape of the target face. According to the method, while face distortion details are eliminated, original main details of the face are kept, the reconstruction effect is more accurate, especially in face detail reconstruction, face detail distortion and expression influences are effectively reduced, and the display effect of the generated face model is more real.

The invention discloses an attitude determination method and device of a virtual object in a three-dimensional virtual environment and a medium, and relates to the field of computer graphic processing. The method includes the steps: determining at least one sampling point of the virtual object; determining the normal direction of the virtual object relative to the ground according to the samplingpoints and the ground of the virtual object; determining a ground-proximity attitude of the virtual object in the three-dimensional virtual environment according to the normal direction. The normal direction of the ground of the virtual object is determined according to the sampling points, the ground-proximity attitude of the virtual object in the three-dimensional virtual environment is acquiredaccording to the normal direction, the ground-proximity attitude is determined according to the normal direction of the ground, an approximate plane of the ground of the virtual object can be simulated through the normal direction, the virtual object can be proximate to the ground by the aid of the attitude that the virtual object is parallel to the approximate plane, the method decreases the condition that parts of areas of human bodies of virtual people recess the ground or a barrier when the virtual people are in a ground-proximity attitude, and practical physical laws are more effectivelymet.

The invention relates to a multi-function augmented reality head-up display system and a method thereof. The system comprises an information collecting device, which is used for collecting road imageinformation and obstacle information outside a vehicle in real time. An augmented reality controller, configured to draw a road geometry according to the road image information, and draw an obstacle mark according to the obstacle information, and fuse the road geometry and the obstacle mark to generate an augmented reality image; A head-up display device for displaying the augmented reality image.The augmented reality image displayed on the head-up display device presents an obstacle mark on the road for the driver, so that the driver can notice the obstacle prone to collision danger, so thatthe driver can react in advance and the traffic accident can be prevented.

The invention provides a three-dimensional garment and human model collision detection method and device. The method comprises the steps that a three-dimensional garment pattern piece corresponding to a to-be-displayed garment and a three-dimensional human model are obtained; collision parameters of all discrete grid points in the three-dimensional garment pattern piece are obtained, and a mass spring model corresponding to the three-dimensional garment pattern piece is built; when the mass spring model is moved to the collision position matched with the three-dimensional human model, collision detection is conducted on the mass spring model and the three-dimensional human model according to an algorithm of the bounding box tree to determine whether the three-dimensional garment pattern piece is actually attached to the three-dimensional human model or not. In this way, the display effect of the to-be-displayed garment on the three-dimensional human model is more vivid and truer; meanwhile, by means of the algorithm of the bounding box tree, collision detection between the three-dimensional garment pattern piece and the three-dimensional human model can be completed rapidly, and the real-time property of the whole process is guaranteed.

The invention discloses a 3D stereo display technical scheme which is suitable for watching with naked eyes and can truly reappear an objective scene. Based on the technical scheme, dynamic focusing projection is carried out on pixels of a plane image through dynamic focusing light mixed lens matrix to form a light mixed real image, a formed image distance is equal to or is in direct proportion to an image distance of an image live scene, formed relative to a prefocus lens, all pixel real image distances are different and commonly form a stereo real image, the stereo real image is observed in an amplification way through a convex lens or is projected onto an imaging lens again to form an image to realize 3D stereo display technology and equipment for real scene reduction.

The invention belongs to the technical field of image processing, and provides an automatic image retouching method and an automatic image retouching device. The automatic image retouching method comprises the steps of: acquiring a face image, and automatically calculating actual integrity attribute values of the face image; adjusting the actual integrity attribute values to obtain a target integrity attribute value; retouching the face image according to the target integrity attribute value, and acquiring the retouched face image. The automatic image retouching method and the automatic image retouching device can automatically generate an image retouching result quickly, and can present a real and natural overall display effect.

The method comprises: a1) measuring the brightness value of the brightness field with the highest brightness; a2) setting the stage numbers for the grey scales; setting the brightness value of each stage; wherein, the brightness of each stage comprises at least a two-stage increase sequence segment at its front half part; a4) according to the brightness value of each stage, setting the value of parameter register of each brightness stage. The invention can adapt the visual characteristic of human eyes to make subdivision for the grey level in dark scene so as to deeply render the details in the dark scene.

The invention relates to an electronic music score device with a correcting function. The electronic music score device comprises a display module, a key module, a CPU unit and a voice recognition unit, wherein the display module is connected with an electronic display screen; a plurality of keys are arranged on the key module; the CPU unit is connected with each unit of an electronic music score and is used for treating the information and control signal of each element of the electronic music score; the voice recognition unit is used for acquiring external voice information and feeding the voice information to the CPU unit connected with the voice recognition unit; the CPU unit is used for converting the voice information into music score information and comparing the music score information with the display information in the display module; the non-coincided part of the music score information and the display information is marked in the display module through CPU; the marking information is displayed in an over-striking form on the electronic display screen by the display module. The voice recognition unit is arranged on the electronic music score device, so that the playing condition of the player can be fed back to an electronic ink screen and the player can conveniently find out the error.

The invention discloses a virtual object control method, device and equipment and a storage medium, and belongs to the field of computers. The method comprises the steps: displaying a user interface,wherein the user interface comprises a first virtual environment picture, the first virtual environment picture being a picture obtained by observing a virtual environment from the view angle of a virtual object, the virtual object having a throwing type prop; in response to a first throwing instruction corresponding to the throwing type prop, determining a first position where a throwing startingpoint of the throwing type prop is located, the first position being a position located outside the body part of the virtual object; in response to an obstacle existing between the throwing startingpoint and the virtual object, modifying the position of the throwing starting point from the first position to a second position, the second position being the position on the body part of the virtualobject; and controlling the virtual object to throw the throwing type prop according to the throwing starting point located at the second position. The situation of throwing the object in the real world is simulated more truly, so that a more real display effect is achieved.

The invention relates to a holographic light field three-dimensional display device and augmented reality display equipment. The holographic light field three-dimensional display device comprises an image processing system, a 4f filtering system, and a display system. The image processing system is used for acquiring a three-dimensional image, processing the three-dimensional image by adopting a holographic three-dimensional algorithm to obtain a three-dimensional hologram, and displaying the three-dimensional hologram; the 4f filtering system is used for carrying out filtering processing andcollimation processing on the three-dimensional hologram displayed by the image processing system and then emitting the three-dimensional hologram into the display system; and the display system is used for transmitting the light rays emitted into the display system and coupling the light rays to human eyes. According to the technical scheme, a real three-dimensional display effect is achieved, and real and comfortable augmented reality experience is brought to the user.

The invention relates to an image generation method and device, electronic equipment and a storage medium, and the method comprises the steps: generating a mask image of a human face based on a three-dimensional model of the human face in an original image; generating skin characteristics of the skin of the human face; rendering the mask image of the face based on the skin characteristics of the skin of the face to obtain a rendered mask image of the face; performing skin optimization processing on the skin area of the human face in the original image to obtain a skin optimization image; and fusing the rendering mask image of the face and the skin optimization image to obtain a target image. The skin of the human face in the generated target image has the generated skin characteristics inthe process of beautifying the human face in the original image. Therefore, the display effect of the skin of the human face in the target image is real.

The invention provides a word memorization device, which comprises a rectangular housing, a display module, a key module, a CPU unit, a voice acquisition module and a prompting module. The CPU unit is connected with all the units of the word memorization device and is used for processing the information and the control signals of the units of the word memorization device. The voice acquisition module and the prompting module are used for prompting the occurrence of faults during the word memorization process. The device is provided with a voice recognition module and a vibration motor. In this way, the device can timely remind users of the fault information in real time during the word memorization process, so that the device is convenient to use for users.

The invention belongs to the technical field of image processing and provides an automatic image editing method and device. The method of the present invention comprises: obtaining a human face image, and automatically calculating the actual overall attribute value of the human face image; adjusting the actual overall attribute value to obtain a target overall attribute value; correcting the human face image according to the target overall attribute value, Obtain the modified face image. The automatic image retouching method and device of the present invention can quickly and automatically generate image retouching results, and can present a real and natural overall display effect.

The present disclosure relates to a holographic light field three-dimensional display device and an augmented reality display device, wherein the holographic light field three-dimensional display device includes: an image processing system, a 4f filtering system, and a display system; the image processing system is used to acquire three-dimensional image, and use a holographic three-dimensional algorithm to process the three-dimensional image to obtain a three-dimensional hologram, and display the three-dimensional hologram; the 4f filtering system is used to process the three-dimensional hologram displayed by the image processing system After filtering and collimating, the light enters the display system; the display system is used to transmit the light entering the display system and couple it to human eyes. Through the technical solution, a real three-dimensional display effect is realized, and a real and comfortable augmented reality experience is brought to the user.

The application discloses a method, device and medium for determining the pose of a virtual object in a three-dimensional virtual environment, and relates to the field of computer graphics processing. The method includes: determining at least one sampling point of the virtual object; determining the normal direction of the virtual object relative to the ground according to at least one sampling point and the ground where the virtual object is located; determining the sticking point of the virtual object in the three-dimensional virtual environment according to the normal direction gesture. By determining the normal direction of the ground where the virtual object is located according to the sampling points, and obtaining the ground-attached posture of the virtual object in the three-dimensional virtual environment according to the normal direction, since the ground-attached posture is determined according to the normal direction of the ground, by The normal direction can simulate the approximate plane of the ground where the virtual object is located, and the virtual object can stick to the ground in a posture parallel to the approximate plane, which reduces the part of the body of the virtual character in the posture of sticking to the ground or obstacles The situation in , is more in line with the physical laws of reality.

The invention relates to the field of physical and chemical testing, and specifically discloses a method for treating a metallographic sample with crack defects after etching, comprising the following steps: (1) washing the metallographic sample with crack defects with water after etching, and then dripping (2) Soak the dried sample in an aqueous solution of EDTA and urotropine; (3) Take out the soaked sample, drip it with absolute ethanol and blow it with hot air Dry, then apply a layer of varnish; observe under a microscope after the coating dries. The present invention adopts the aqueous solution of EDTA and urotropine to immerse the etched metallographic sample, partially removes the mixture of etching solution and water in the crack gap of the metallographic sample, and then smears the test surface with gloss The oil coating can inhibit the residual aqueous solution in the gap of the crack defect from seeping out, that is, the mixed liquid in the crack will be sealed in the crack, and will not seep out to the inner surface of the varnish and affect the microscopic observation.

The invention discloses a pet model display method, device and equipment and a storage medium, and relates to the fields of artificial intelligence, deep learning, neural networks, object detection and the like. According to the specific implementation scheme, a pet model needing to be displayed is selected; obtaining an recognition result of the environment video, wherein the recognition result comprises position coordinates of at least one object in the environment video; the pet model is displayed at position coordinates of at least one object of the ambient video. According to the embodiment of the invention, the pre-manufactured pet model and the environment video are displayed together, and the pet model is placed on a certain object of the environment video, so that the display effect of the pet model is more real.

The embodiment of the present invention discloses an image display method based on a virtual reality VR device, comprising: acquiring a shooting material picture, acquiring a shooting angle of view of the shooting material picture; setting a scene of a virtual scene of the VR device according to the shooting angle of view Angle of view; generate a scene image according to the shooting material picture and the scene angle of view, the scene angle of view determines the size of the scene image; determine the display area of ​​the scene image by a gyroscope sensor, and display it on the display screen of the VR device The display area is presented above. By adopting the present invention, the authenticity of VR device imaging can be improved.

The invention discloses a riverway water surface three-dimensional visualization method considering water surface gradient. The method comprises the following steps: step 1, preparing data; 2, performing boundary point densification on the water surface boundary polygon; 3, triangularizing the polygon; 4, conducting interpolation and adjustment on the elevation of the boundary point based on the water level process data; and step 5, performing water surface drawing based on the adjusted triangular net. The method has the advantages that it is guaranteed that the water surface visualization effect is more real, flexible and practical, and the applicability is high.

The invention discloses a sighting telescope display method and display equipment in a virtual environment, and relates to the field of virtual environment. The method comprises the following steps: displaying a first virtual environment picture, wherein the first virtual environment picture comprises a first sighting telescope picture of the virtual environment which is observed by a virtual object through a reflective sighting telescope, and a sighting point in the sighting telescope picture is located at a first position relative to a sighting telescope tube of the reflective sighting telescope; controlling the virtual object to move in the virtual environment; and displaying a second virtual environment picture, and the sighting telescope tube in the second sighting telescope picture is located at a second position. According to the invention, the reflective sighting telescope in a real environment can be simulated more really, so that a realer display effect can be achieved, and immersion of a user in the virtual environment can be enhanced.

The embodiment of the invention provides an image watermark removing method and device, electronic equipment and a storage medium. The method comprises the following steps: executing a detection operation on an original image by using a preset detector to obtain a feature map and a watermark detection frame, and judging a watermark type corresponding to a watermark in the watermark detection frame to obtain a judgment result; according to the judgment result, a first removal mode or a second removal mode is selected to remove the watermark, when the first removal mode is selected to remove the watermark, the feature map and the watermark detection frame are output to a generator, and the generator comprises a plurality of cascaded deep learning-based encoders and decoders; and processing the feature map by using an encoder to obtain image feature information, and removing the watermark in the watermark detection frame by using a decoder based on the image feature information to obtain a watermark-free image. According to the invention, the watermark can be accurately removed, and the display effect of the watermark-free image is more real.

The invention discloses a three-dimensional visualization method of the water surface of a river course in consideration of the gradient of the water surface. It includes the following steps: Step 1: Data preparation; Step 2: Densify the boundary points of the water surface boundary polygon; Step 3: Triangulate the polygon; Step 4: Interpolate and adjust the elevation of the boundary points based on the water level process data; Step 5 : Water surface rendering based on the adjusted triangulation. The invention has the advantages of ensuring that the visualization effect of the water surface is more real, flexible, practical and has strong applicability.

The invention provides a mapping method and device, electronic equipment and a readable storage medium. The method comprises the steps that a public paving coordinate system used for executing mapping processing is determined for a plurality of plane graph areas which are located on the same target plane in a three-dimensional space and provided with at least one public edge, and the public paving coordinate system comprises a public paving starting point and a public paving direction; and according to the public paving coordinate system, continuously performing mapping processing on the plurality of plane graphic areas by using mapping units with the same attributes. In this way, the generated chartlets of the multiple planes can provide a more real display effect for a user, and then good visual experience is provided for the user.

The invention discloses a video processing method, device and system based on a receiving card. The method comprises the following steps: acquiring video source data and shooting demand information issued by a sending device; determining a target display frame rate of the video source data in a playing process according to the shooting demand information, and performing frequency multiplication processing on the video source data according to the target display frame rate; according to the refresh rate of the LED display screen, determining the playing session of each frame of video picture in the video source data after frequency multiplication processing; splitting and recombining each frame of video picture and the corresponding playing session according to the shooting demand information and the playing session to obtain a to-be-played video; and playing the video to be played on the LED display screen. According to the embodiment of the invention, the video source data issued by the sending equipment can be subjected to frequency multiplication processing and splitting and recombination, so that the problem that the shooting effects of cameras at different camera positions are inconsistent when the LED display screen is used as a shooting background is solved, and the shooting effect is ensured to be closer to the display effect of an object in reality.