9 results about "Visual resolution" patented technology

The present application discloses a display panel. The display panel includes multiple actual pixel groups and multiple virtual pixel groups, each actual pixel group includes a first sub-pixel, a second sub-pixel, and a third sub-pixel; in each actual pixel group, the distance between the center point of the second sub-pixel and the center point of the third sub-pixel and the center point of the first sub-pixel in the second direction is half the side length of the actual image array in the second direction; the distance between the center point of the connecting line segment between the second sub-pixel and the third sub-pixel and the first sub-pixel in the first direction is half the side length of the actual image array in the first direction; the second sub-pixel and the third sub-pixel in the virtual pixel group and the first sub-pixel are respectively located in two actual pixel groups. The present application can achieve relatively high full-color visual resolution with a relatively low actual pixel density, thereby reducing costs, improving visual resolution, and improving luminous efficiency.

The invention discloses a method for multicolor detection of malathion based on Fe-Zr bimetallic nano-enzyme, a Fe-Zr bimetallic active center is formed, the synthesized Fe3O4-coated PDA-coated UiO-66 shows excellent peroxidase-like catalytic activity, the malathion can be combined with a composite material through a Zr-O-P bond, and the composite material can be used for detecting the peroxidase-like catalytic activity of the malathion, so that the malathion-coated UiO-66 can be used for detecting the peroxidase-like catalytic activity of the malathion-coated UiO-66, and the malathion-coated UiO-66 can be used for detecting the peroxidase-like catalytic activity of the malathion. By combining the Au NRs, multicolor detection of malathion is realized. The multicolor colorimetric detection method disclosed by the invention gets rid of the limitation that the traditional colorimetric method depends on different shade changes of a single color, so that the visual resolution is relatively poor, and the colorimetric signal can be combined with the smart phone, so that on-site instant detection is facilitated; meanwhile, a new way is provided for designing and applying the effective nano-enzyme to carry out pesticide field monitoring.

This application provides a vehicle control method and an autonomous vehicle, which can be applied to technologies such as autonomous driving, autonomous driving, intelligent assisted driving, and artificial intelligence. The vehicle control method includes determining a first motion state of the target vehicle at the current moment based on the position difference between the target vehicle at the current moment and a first historical moment, wherein the target vehicle includes vehicles whose position change within a preset time period is less than the range of human visual resolution; adjusting the motion parameters of the target vehicle at the current moment based on the difference between the first motion state and a second motion state predicted using the vehicle parameters at the current moment, wherein the vehicle parameters include at least motion parameters; and controlling the vehicle based on the adjusted motion parameters of the target vehicle.

The invention relates to the field of optical display equipment testing, in particular to a laser display testing method and system based on the visual resolution of a product, and the method comprises the steps: carrying out a time frequency test, a Gabor stimulation test, a brightness test, a simulated human eye test and a visual area stimulation test on laser display equipment and a simulated visual system; visual contrast sensitivities corresponding to factors such as spatial frequency, time frequency, brightness, human eye observation distance, human eye eccentricity and visual area of the simulation visual system are respectively obtained, and standardized and normalized process setting is performed on visual effect testing of the laser display equipment by executing the testing mode. Unified steps and processes are set for quality detection of the laser display equipment, a visual temporal-spatial resolution perception distributed function model is constructed, the visual resolution of the laser display equipment is quantitatively evaluated from multiple aspects, and the display performance evaluation accuracy and credibility of the laser display equipment are improved.

The invention provides a high-precision stratigraphic comparison method and device and electronic equipment, and the method comprises the steps: constructing filtering factors through logging information, extracting a high-frequency seismic data volume and a low-frequency seismic data volume from seismic data volumes through employing the filtering factors, carrying out the deconvolution of the high-frequency seismic data volume, the medium-frequency seismic data volume and the low-frequency seismic data volume through time-varying seismic wavelets, and carrying out the deconvolution of the high-frequency seismic data volume, the medium-frequency seismic data volume and the low-frequency seismic data volume. According to the method, the target data volume with the visual resolution and the frequency bandwidth far higher than those of the seismic data volume can be obtained, so that the cross-well transverse characteristics can be distinguished more accurately by utilizing the profile data of the target data volume, and a sequence division scheme is adjusted based on the cross-well transverse characteristics to realize high-precision stratigraphic contrast; stratigraphic contrast is finely carried out by utilizing high resolution and transverse change characteristics of a target data profile, and guarantee is provided for fine exploration and development of oil and gas fields, especially geological research development.

The invention belongs to the technical field of nano materials, and particularly relates to a method for detecting mercury ions by using mercury ion (Hg < 2 + >) triggered tellurium-based nano material oxidase and a kit thereof. According to the method, an amphiphilic substance with multiple functional groups and / or a hydrophobic structural domain is used as a functional soft template, and the Hg < 2 + > trigger type nano tellurium oxidase with high stability and catalytic activity is prepared; based on a Hg < 2 + > triggering-catalytic activation mechanism, the nano enzyme can realize integration of double functions of recognition and signal amplification, a color development reaction is triggered by utilizing specific binding of Hg < 2 + > and Te, a high-sensitivity signal opening detection mode is formed, and compared with a traditional signal inhibition type method, the nano enzyme has a more remarkable visual distinguishing effect, and the detection sensitivity is high. Quantitative and qualitative analysis of Hg < 2 + > by naked eyes or instruments can be realized through intuitive color deepening change, and the fluorescent probe can be integrated in a portable kit and is suitable for on-site rapid detection of Hg < 2 + > in various water environments.

The invention discloses a vehicle HUD system and method based on a flexible OLED screen, and relates to the field of flexible OLED screens, and the system comprises an obtaining module which is used for constructing a glass curved surface continuous mathematical model through B-spline curved surface fitting based on a glass surface scanning point cloud, synchronously obtaining the curvature and control point parameters, and obtaining a glass curved surface continuous mathematical model through B-spline curved surface fitting; the curvature parameter is used for identifying a glass curved surface curvature violent change area and adaptively inserting an additional control point; and the dividing module is used for defining a virtual ideal display plane based on human vision characteristics and dividing differential region grids according to a human vision resolution standard. According to the method, the display content is naturally attached to the visual field by precisely fitting the glass curved surface, matching the human visual characteristics and dividing the grids and combining light propagation path optimization and dynamic deviation compensation, meanwhile, flicker artifacts are avoided through color fusion and smoothing processing, the posture change of a driver is matched in real time, visual fatigue is effectively reduced, and the visual effect of the driver is improved. And the accuracy and safety of information acquisition in the driving process are greatly improved.

A system including a processor and a non-transitory computer-readable media storing computing instructions that, when executed on the processor, cause the processor to perform certain operations. The operations can include identifying a 2D silo image of a geometric item based on a probability value exceeding a predetermined probability threshold. The operations also can include segmenting artifacts from the 2D silo image to isolate first pixels of a border of the geometric item. The operations further can include trimming second pixels along the border of the geometric item. The operations also can include performing an aspect ratio validation on the 2D silo image to validate that the 2D silo image corresponds to a shape of the geometric item. The operations additionally can include auto-validating that a visual resolution level of the 2D silo image falls within a predetermined acceptance rate. The operations further can include generating a 3D view image from the 2D silo image of the geometric item enabled for use in virtual environments when the visual resolution level falls within the predetermined acceptance rate. Other embodiments are described.

The invention discloses an LED panoramic inner spherical surface display screen based on an arc division angle and a design method of the LED panoramic inner spherical surface display screen, and belongs to the technical field of LED display. According to the method, a constant target arc division angle value is set, the theoretical lamp bead number of each latitude circle is calculated by combining the sphere radius and the latitude value, the partition lamp bead number is determined according to the fixed longitude partition number, and the final lamp bead number of each latitude partition is dynamically adjusted by verifying the deviation between the actual arc division angle and the target value. Meanwhile, the line height and the total line number in the longitude direction are determined according to the target arc division angle, and ventilation and heat dissipation holes are additionally formed in the lamp panel design. The manufactured display screen comprises a spherical supporting structure and a plurality of LED lamp panels, the included angle between any adjacent lamp beads and the connecting line of the sphere center is close to a constant target arc division angle value, the problem of uneven pixel density caused by a traditional fixed point spacing method is solved, the consistent visual resolution of the whole area is achieved, the visual immersion and the display uniformity are remarkably improved, and the display effect is good. Meanwhile, the system has the advantages of high design universality, excellent heat dissipation performance, high system reliability and the like.