39results about How to "Improve sense of direction" patented technology

The invention provides an image enhancement and abstraction method based on anisotropic filtering. The method comprises the following steps: calculating the smooth continuous characteristic-preserved edge tangential flow field of an input image by use of a structure tensor smoothing technology; performing adaptive smoothing on the image along the direction of the edge tangential flow; performing unsharp image enhancement based on a Gaussian difference mask along the gradient direction; and performing improved bilateral filtering based on characteristic flow or improved Kuwahara filtering based on characteristic flow to obtain a characteristic-enhanced abstract image. The method provided by the invention can obviously improve the generation quality of the existing image abstraction method; and the obtained abstract image has obviously-enhanced boundary characteristics, clear image quality and distinct layers.

The invention relates to an anti-dazzle principle based design method for traffic engineering facilities at a road tunnel exit. The method is characterized in that tunnel exit anti-dazzle facilities are arranged in front of the tunnel exit to ease intensive brightness transition caused by insufficient illuminating lamps at the tunnel exit; coloured painting materials of which reflection coefficients gradually reduce are arranged on the tunnel ceiling, side walls and roads from the top down to ease brightness transition and beam divergence at the tunnel exit, so as to lift the dazzle area, reduce the dazzle area below the visual line of a driver and increase the visual adaptation time; horizontal road direction lines and road lane keeping lines are arranged on the road, and side wall vertical direction lines and side wall double-layered contour marks are arranged on the side walls, so as to form a closed mid-frequency retroreflective information stream together; high-frequency red and white marked lines arranged on maintenance road edges and road side reflective raised route markers form a high frequency visual information stream to increase the driver's instantaneous velocity sensation, and promote the driver's speed feeling and distance feeling, and accordingly, the coordination and unification of the tunnel lighting energy conservation and tunnel traffic safety are realized.

The invention relates to the technical field of traffic safety of expressways, in particular to an expressway exit curved slope ramp sight induction system, which is characterized in that corresponding first-stage, second-stage and third-stage sight induction systems are respectively arranged in road section areas with speed limits of 40km/h and below, 40-60km/h and 60km/h and above; the sight line induction system comprises a high-frequency rectangular attached delineator arranged at the bottom of the guardrail, a medium-frequency combined rectangular attached delineator arranged in the middle of the guardrail and a medium-frequency warning linear induction mark arranged on the outer side of the guardrail, and the high-frequency rectangular attached delineator, the medium-frequency combined rectangular attached delineator and the medium-frequency warning linear induction mark are graded according to different speeds. The round delineators, the rectangular attached delineators and thevisual reference columns are arranged on the inner sides and the upper portions of the guardrails, so that delineator induction of a curved slope section can be improved, the sensing capacity of a driver to a curve and a longitudinal slope is enhanced, the driver is effectively warned, and the starting section, the middle portion and the ending section of the ramp are each provided with an annularlight reflection structure. And a lane indicator is arranged below the annular reflective structure so as to ensure that a driver can discover within a decision sight distance.

The invention relates to the technical field of traffic safety facilities, in particular to a mist zone city fast road super large bridge low-position lighting sight line induction system. High-frequency low-position lighting induction information, medium-frequency high-position induction information and low-frequency high-position induction information are included. The high-frequency low-position lighting induction information comprises convex road signs arranged on the road surface, curb vertical face signs and low-position fence lamp combined systems arranged on the two sides of the road and a fixed slope type fence arranged on the road halved zone. The medium-frequency high-position induction information comprises lane side boundary indication boards symmetrically arranged on the twosides of the road. The low-frequency high-position induction information comprises a door frame type structure arranged above the road. According to the mist zone city fast road super large bridge low-position lighting sight line induction system, through combined design of a series of lighting and sight line induction facilities different in dimensionality and frequency, the speed sense, the direction sense and the distance sense of drivers in the mist zone city super large bridge road section are improved, and accordingly the lane keeping capability, the vehicle following distance keeping capability and the speed sensing capability of the drivers are improved.

The invention provides a campus navigation method based on an augmented reality technology, and the method comprises the following steps: 1, enabling an intelligent terminal to access a campus background server through a wireless network, and obtaining a campus electronic map from the campus background server; 2, the intelligent terminal sending a request command to a campus background server according to a retrieval and query request of a user for position information of a certain region module in the campus electronic map; 3, the campus server receiving a request command sent by the intelligent terminal, and sending the image, 3D model or video information data rendered by the AR technology of a certain area module to the intelligent terminal; and 4, the intelligent terminal displaying the enhanced display picture on a front-end page of the campus electronic map. Based on the specific campus environment, the campus electronic map is combined with the augmented reality technology, sothat the university newborn can quickly and conveniently know the familiar university environment through a mobile phone without a tour guide.

The invention discloses a self-service terminal and a control method thereof. The self-service terminal comprises a computer program stored in a memory and executable by a processor. When the computerprogram is executed by the processor, the following steps are realized: obtaining user identity information and navigation parameter information; when the computer program is executed by the processor, the self-service terminal obtains user identity information and navigation parameter information. Generating a first path data according to the target coordinate data, the transit coordinate data and the first real-time coordinate data; generating a guide image on the touch display screen according to the first path data; generating a second path data according to the acquired navigation parameter information corresponding to the first navigation touch command and the second real-time coordinate data when the user initiates the first navigation touch command at other self-service terminals;updating the guidance image generated by the user when the first navigation touch command is initiated by the other self-service terminal according to the second path data. The self-service terminaland the control method thereof provided by the invention can help a user to accurately find a companion in a large public place in a time-saving manner.

The invention discloses a sound effect control method for orthogonal substrate correction and a sound effect output device. The sound effect control method comprises the following steps: six or eightsound channel initial signals are generated according to a left sound channel original signal and a right sound channel original signal; a first gain is calculated according to a rotation angle and afirst axial angle, a second gain is calculated according to the rotation angle and a second axial angle, and the first axial angle and the second axial angle are orthogonal; and a left channel correction signal and a right channel correction signal are synthesized according to the first gain and the second gain.

The invention relates to a tread pattern on tires. The tread pattern provided in the invention comprises a central pattern block, lateral pattern blocks and tire shoulder pattern blocks, wherein, the central pattern block is located at the central part of a tread, the lateral pattern blocks and the tire shoulder pattern blocks are regularly arrayed at the left and right sides of the central pattern block according to an inside-to-outside sequence, the central pattern block is an integrated vertical pattern block and is separated from the lateral pattern blocks through a vertical circular pattern groove, the lateral pattern blocks are separated from the tire shoulder pattern blocks through auxiliary vertical pattern grooves, adjacent lateral pattern blocks are separated from each other through a lateral pattern groove, adjacent tire shoulder pattern blocks are also separated from each other through a lateral pattern groove, lateral pattern grooves communicate with the circular pattern groove, and two ends of one auxiliary vertical pattern groove respectively communicate with two adjacent lateral pattern grooves. According to the invention, a mixed pattern is employed on the tread of tires, which enables the tires to have a sufficient braking force, good driveability and beautiful and elegant appearance.

The invention belongs to the field of urban traffic. A kind of urban three-dimensional transportation network, comprises the arterial road of intersection and branch road, and described arterial road and branch road all are provided with motor vehicle lane and non-motor vehicle lane, and described non-motor vehicle lane is arranged at the left and right sides of motor vehicle lane; Also includes The bridge network that is arranged on the main road and the branch road, the bridge network includes the main straight bridge, the span bridge and the branch road one-way bridge; the main straight bridge includes the upward A main straight bridge and the downward B main straight bridge; Said span bridge comprises the first span bridge of A main straight bridge-B main straight bridge and the second span bridge of B main straight bridge-A main straight bridge; D one-way bridge. The urban three-dimensional traffic network of the present invention has the characteristics of high vehicle traffic efficiency, low probability of traffic jams, small occupied area, low cost, and can be reconstructed on the basis of existing urban road traffic facilities.