92results about How to "Avoid visual effects" patented technology

The invention relates to a preceding vehicle following method based on a deep convolutional neutral network and solves the problems that a self-adaptive cruise system in the prior art has tedious visual ranging and controller design processes, cannot fine adjust control parameters according to driving habits of drivers and cannot meet different personal driving habits. Driving behavior data are trained, and under the condition of given visual sensing input, accurate control of vehicle accelerators and automatic pedals under multiple work conditions is realized by imitating human drivers according to feature description of the surroundings by the deep convolutional neutral network. All that is required is to fine adjust the deep neutral network parameters with different work condition training samples instead of designing the controller structure and adjusting the controller gain under different work conditions. The tedious visual ranging and controller design processes are avoided, and the vehicle following behavior of the drivers is simulated by adjusting the deep neutral network parameters.

An embodiment of the invention provides a brightness adjusting device and method, relates to the technical field of display, and solves the problem of adverse effects on visual effects of pictures viewed by human eyes and human eye health due to fixed display brightness of a displayer. According to the embodiment, the brightness adjusting device comprises a signal acquisition unit, a data extraction unit, a data judging unit and an adjusting unit, wherein the signal acquisition unit is used for acquiring an ambient light brightness value and a picture displayed by the displayer, the data extraction unit is used for extracting a picture brightness value from the picture displayed by the displayer, the data judging unit is used for searching a corresponding to-be-displayed brightness value from a preset brightness database according to the ambient light brightness value and the picture brightness value, and the adjusting unit is used for adjusting the brightness of the displayer according to the to-be-displayed brightness value. The brightness adjusting device and method are mainly applied to occasions where the displayers are required, such as official business handling, entertainment, communication and the like.

The present invention relates to an intelligent identification and traffic information sharing technology, in particular, a driving early warning system and a driving early warning method and belongs to the automobile equipment field. The driving early warning system includes a vehicle-mounted mobile terminal and network equipment; the vehicle-mounted mobile terminal includes an information collecting module, a communication module and an alarm module; and the information collecting module is used for acquiring the driving information of a vehicle ahead and/or the driving information of a local vehicle; the communication module is used for transmitting the driving information of the vehicle ahead and/or the driving information of the local vehicle to the network equipment; the network equipment is used for transmitting the alarm information to the vehicle-mounted mobile terminal; and the alarm module is used for displaying the alarm information in a graphical and/or audio manner.

The invention discloses a differential evolution algorithm based adaptive indoor dimming method and system. The adaptive indoor dimming method comprises the steps that a DALI interface dimming unit is in communication with M infrared illuminometers indoors through an RS485 bus, and is in communication with LED lamps through a DALI bus; the illumination of the current environment is read by the illuminometers; the usage scenario is determined according to the illumination of the current environment: when the DALI interface detects that illuminometers with the number which is greater than a predetermined number n do not detect human body signals when the detecting time exceeds a predetermined time t through the illuminometers, the current usage scenario is determined to be a special usage scenario; or otherwise, the current usage scenario is determined to be a normal usage scenario; when the usage scenario is determined to be the special usage scenario, it is proves that certain illumination is needed to be applied to the current indoor; and the DALI interface dimming unit executes the differential evolution algorithm to obtain an optimal lamp luminance combination so as to performing dimming on the special region to realize the predetermined illumination value.

The invention discloses a view field fusion method and device, a storage medium and a terminal. The method comprises the following steps: determining a wide-angle image and a telephoto image; taking the scale of the wide-angle image as a reference, carrying out the feature point matching of the wide-angle image and the long-focus image, and generating a feature point pair; determining a to-be-fused image according to the feature point pair, wherein the to-be-fused image comprises a feature point distribution region and a feature point-free distribution region; determining a plurality of firstmapping matrixes of the feature point distribution area, and obtaining a first resampling image; determining a mapping matrix of each pixel of the feature-point-free distribution area, and obtaining asecond resampling image; superposing the first resampling image and the second resampling image to obtain a total resampling image of a long-focus image; and performing fusion processing on the totalresampling image of the long-focus image and the wide-angle image by adopting a preset weight to obtain a view field fusion image. According to the scheme, the accuracy of the mapping matrix can be improved.

The invention provides a filtering method and device. According to the application, a matched filtering strategy is determined for a data block in distorted video data regardless of an encoding end ora decoding end, and then the data block is filtered according to the filtering strategy matched with the data block, so that distortion of the distorted video data is removed, and visual impairment or false images caused by distortion are prevented.

The invention relates to a digital printing method of leather, comprising the following steps of: (1) designing: firstly using a computer to design needed patterns, and adjusting luster and color to the needed requirements; (2) typesetting: determining corresponding width on the typesetting format of the computer according to the width specification of the leather needing to be printed, moving the patterns needing to be printed to a print typesetting program, and determining the quantity and the typesetting of the printing patterns according to the size of the width of the leather; (3) input: inputting the program with the typeset printing into the computer for controlling an inkjet machine; (4) painting: putting the fabrics needing to be printed on the inkjet machine, and instructing the inkjet machine to complete painting of the above patterns; or putting the fabrics needing to be printed on a UV painting machine, and instructing the UV painting machine to complete painting of the above patterns. The patterns are directly printed on the leather, therefore, the digital printing method of leather avoids the influence of transfer paper, transfer films and transfer film prints on the aspects of vision and touch and has good printing effect.

The invention belongs to the technical field of agricultural machines, and relates to a seedling avoiding weeding device for an intertillage stage corn field. The seedling avoiding weeding device is composed of a driving device, a connecting rod assembly and a weeding component, wherein the driving device is provided with a stepping motor and a travel switch with a flexible shaft; three weeding comb assemblies in the weeding component are identical in structure, each strip-shaped plate is fixedly connected with a comb tooth plate, and two rows of comb teeth are fixedly and symmetrically connected to the two sides of the longitudinal axis of the lower surface of each comb tooth plate; an expansion sleeve I of the connecting rod assembly is fixedly connected with an output shaft of the stepping motor in the driving device, the three weeding comb assemblies in the weeding component are fixedly connected to the upper face of a disc in the connecting rod assembly, and the included angle of120 degrees is formed between the three weeding comb assemblies. The seedling avoiding weeding device is used in the growth intertillage stage of corn crops and is capable of automatically avoiding corn plants and removing weeds between rows and plants, simple in structure, low in cost and high in practicability.

The invention relates to the technical field of paper making and particularly relates to eyesight-protecting environment-friendly paper. The eyesight-protecting environment-friendly paper comprises a paper base body, wherein the base body is coated with a protective coating; the base body comprises the following ingredients in parts by weight: 70-74 parts of vegetable fibers, 14-18 parts of kaolin, 2-3 parts of water repellent agent, 16-18 parts of carboxylated styrene-butadiene latex, 3-5 parts of guar gum, 12-15 parts of silicone acrylate resin emulsion, 14-15 parts of sodium carboxymethyl cellulose and 2-3 parts of cellulose fibers; the protective coating is formed through coating a modified melanin sizing material. Ultraviolet light and blue light irradiating the paper are absorbed, and reflected ultraviolet light and blue light are reduced, so that the paper is soft in luster and good in visual effect. During long-term reading, visual fatigue and visual injury caused by light pollution can be avoided.

The invention relates to a horizontal looking system integrating an intelligent terminal. The horizontal looking system particularly comprises a communication module, an application protocol module, the intelligent terminal and a horizontal looking system body, wherein the intelligent terminal is connected with a network system and a cloud server through a wired or wireless passage, and is mapped to the horizontal looking system body in a nondestructive manner through a man-machine interface, so that the horizontal looking system body can project related information icons or digital information required by driving; the horizontal looking system body is in network connection with a vehicle machine, and is used for displaying the data of an instrument panel and a multimedia navigation device of the vehicle machine. The horizontal looking system has the advantage that a driver or a conductor can see the correlation data from a network and the intelligent terminal in real time while looking at a front road, so as to avoid visual conflict and fatigue caused by looking at the network and the intelligent terminal alternately.

The invention relates to a passive human body identification method based on narrowband radio frequency link sampling. The method comprises the following steps: collecting biological characteristic information generated by walking of a pedestrian to be identified through a plurality of radio frequency links, matching the biological characteristic information with a radio frequency signal receivingintensity sequence, fusing the radio frequency signal receiving intensity sequences of all the radio frequency links to obtain a fused radio frequency signal receiving intensity value vector; carrying out maximum likelihood probability estimation matching on the fusion radio frequency signal receiving intensity value vector and each Gaussian mixture model in an identity database, and carrying outidentity recognition on the to-be-recognized pedestrian according to an output probability value. According to the invention, biological characteristic information generated by walking of a pedestrian to be identified is sampled and acquired through the constructed multi-angle interleaved radio frequency links; forced cooperation and visual privacy invasion of a user in a limited environment areeffectively avoided, the dependence of correct recognition on illumination and different wearing clothes is remarkably reduced, and the advantages of being free of invasion, difficult to hide, difficult to camouflage and the like are achieved.

The present invention provides a vehicle distance instrument and a vehicle control method and relates to the field of automobile equipment, in particular to an intelligent identification and control technology. The vehicle distance instrument comprises a control module and a detection module, a memory module, an alarm module and a communication module connected with the control module. The detection module comprises four probes which are arranged in the front, back, left and right directions of the vehicle; the memory module is used for recording the detection value of the detection module; the control module is used for controlling the alarm module, the communication module or the vehicle to work according to the comparison result that the detection value exceeds the preset value; the alarm module is used for giving out alarm information according to the instruct of the control module; the communication module is used for sending the detection value, the comparison result, the alarm information or the working information of the vehicle to a terminal or a network device end according to the instruct of the control module.

The invention relates to a digital printing method for leather. The digital printing method includes the following steps that firstly, design is conducted, wherein needed patterns are designed through a computer, and the luster and color are adjusted to the required luster and color; secondly, type setting is conducted, wherein the corresponding width is determined on the type setting format of the computer according to the width specification of the leather where printing is needed, the patterns to be printed are transferred into a printing type setting program, and the number and type setting of the printing patterns are determined according to the width size of the leather; thirdly, input is conducted, wherein the program where type setting is completed on the above printing patterns is input into a computer controlling a printer; and fourthly, inkjet is conducted, fabric where printing is needed is loaded into the printer, and the printer is instructed to complete inkjet of the above patterns, or the fabric where printing is needed is loaded on a UV inkjet printer, and the UV inkjet printer is instructed to complete inkjet of the above patterns. According to the digital printing method for the leather, the patterns can be directly printed on the leather, the influences of transfer paper and transfer film printing on the aspects of vision and touch are avoided, and the printing effect is good.

The invention discloses a window setting method and device. The method comprises following steps: calculating the size of a window according to the size of a display region and window layout; determining whether any residual pixel in the window according to the window layout and the window size in the display region; eliminating residual pixels in the display region if residual pixel exists in order to obtain an actual display region; and setting the window in the actual display region based on the window size according to window layout.The window setting method and device have following beneficial effects: a series of problems for a new window induced by residual pixels by pre-calculating the presence of residual pixel, utilizing residual pixels in the display region as the display window of the actual display region such that the window can perfectly cover the display region without residual pixel; the method is operated easily and conveniently; only by adding few amount of sentences, all kinds of application environments can be compatible; and the problem that residual pixel exists in the edge of the display region is avoided.

The invention provides an optical fingerprint collection method and device and a user terminal. The method includes: receiving a pressing signal in a fingerprint collection area; and switching systemUI (User Interface) outside a fingerprint range, which corresponds to the pressing signal, to dark-color UI to facilitate optical fingerprint collection on a fingerprint of the fingerprint range. According to the method provided by the invention, system UI of the fingerprint range is switched to high-light fingerprint collection UI in optical fingerprint collection, that is, the range of fingerprint pressing is set to a high-light state so as to realize collection of the optical fingerprint, the other areas still maintain the original UI and original light ray intensity, problems of glare andvisual fatigue due to that all the areas are in a high-light mode in fingerprint collection are avoided, a visual effect is good, and better user experience is provided.

A multi-focal contact lens wherein the lens is manufactured at least partially from a responsive polymer gel.

The embodiment of the invention discloses a fingerprint template obtaining method and a related device. The method comprises the following steps of continuously collecting user fingerprint informationfor multiple times to obtain a plurality of fingerprint pictures; outputting the fingerprint input guide information, executing an accumulation reference operation according to the plurality of fingerprint pictures when a touch operation of a user for a preset area is detected, and outputting fingerprint input success information; repeatedly executing the preset operation until the execution completion of the accumulation reference operation is detected in the Nth preset operation execution process, terminating execution of a first operation in the preset operation, and outputting the fingerprint input completion prompt information, wherein the preset operation comprises the following operations of outputting the fingerprint input guide information, detecting a touch operation, and outputting the fingerprint input success information when the touch operation is detected; and storing the target picture obtained according to the accumulation reference operation as a fingerprint template. According to the embodiment of the invention, the fingerprint template input speed can be improved visually, and the fingerprint template acquisition duration can be shortened.

The invention discloses an urban tunnel intelligent lighting system and a dimming method, and the method comprises the steps of collecting the vehicle passing information and the lighting environment information inside and outside a tunnel through an environment information sensing module, building a short-time prediction model for the vehicle speed, the vehicle flow, the visibility inside the tunnel and the brightness L20 (S) outside the tunnel, in combination with brightness outside the tunnel, the traffic flow data and the short-time prediction data of visibility inside the tunnel, utilizing an information comprehensive processing module for calculating a target brightness value, using an illumination control module to adjust the illumination brightness of different sections in real time, and then using an information comprehensive processing module to compare a tunnel real-time brightness value with the target brightness value needing to be achieved; and adjusting the brightness of a lamp, so that the dynamic intelligent control over the lighting lamp in urban tunnel operation is achieved, the lighting quality is guaranteed to the maximum extent, and the problem of excessive lighting or insufficient lighting in the tunnel is solved.

The invention discloses an excavator bucket follow-up control system and method. The system comprises a movable arm oil cylinder and a bucket rod oil cylinder which are arranged on an excavator, the movable arm oil cylinder is connected with a movable arm, the end of the movable arm is connected with a bucket rod, the top of the bucket rod is connected with the bucket rod oil cylinder, the bottomof the bucket rod is connected with a bucket, and one side of the bucket rod is provided with a bucket oil cylinder. A vehicle-mounted controller and a hydraulic valve group are arranged on the excavator, an operating handle is arranged in a cab of the excavator, a vehicle speed sensor is arranged on a driving transmission chain of the excavator, an inclination angle sensor is connected to the bucket, and the inclination angle sensor, the vehicle speed sensor and the operating handle are all connected with the vehicle-mounted controller. The hydraulic valve group is connected with the movablearm oil cylinder, the bucket rod oil cylinder and the bucket oil cylinder. When the excavator transfers materials and runs, the bucket is controlled to be leveled in a follow-up manner according to the inclination angle of the bucket, hysteresis quality and leveling deviation caused by experience-based leveling are reduced, material scattering is reduced, and operation efficiency is improved.

An intelligent sensing control system for tunnel lighting lamps and signal lamps comprises sensing terminals, a communication gateway, a signal lamp module and a management control unit. The sensing terminals comprise a group of sensing terminals arranged at a tunnel portal and N groups of sensing terminals arranged in a tunnel, and each sensing terminal comprises an integrated module integrating an illuminance sensing probe, a millimeter wave radar, a single-lamp intelligent sensing controller and a Bluetooth MESH; the communication gateway comprises a 4G/5G communication chip and a Bluetooth chip; and the management control unit comprises a CPU master controller and a data communication unit, and is used for realizing management and parameter function setting of terminal perception, a communication gateway and lighting equipment of the tunnel. Real-time control of on/off and brightness of tunnel lamps is achieved, and the intelligent lighting effect that the lamp is on when a vehicle comes, the lamp is dark when the vehicle goes and the lamp goes along with the vehicle is achieved; and the intelligent sensing control system is effectively prevented from being in a lighting state in a large area for a long time, the energy saving problem when no vehicle passes in the tunnel is solved, and the safety problem when the vehicle passes in the tunnel is also ensured.

The invention belongs to the technical field of lens manufacturing, and discloses a color-changing wear-resistant myopic lens, a production method and glasses. The production method comprises the following steps: producing the myopic lens; performing process cleaning and process drying on the myopic lens; attaching a color-changing film or a polarizing film to the outer side of the lens by using a special shadowless glue process for the lens; attaching a hardened film to the outer side of the myopic lens by using a special shadowless glue process for the lens; spraying functional nano coatings on the inner side and the outer side of the myopic lens; and plating anti-fouling films on the inner and outer sides of the myopic lenses through process treatment. According to the production method provided by the invention, the surface of the myopic lens is subjected to process treatment in manners of attaching the hardened film, plating the anti-fouling films and spraying the nano coatings, the influence of non-uniform thickness of the myopic lens is avoided, the visual effects of different positions of the myopic lens are consistent, and the visual effect problem caused by a dyeing process is effectively avoided; the myopic lens has toughness and hardness and is resistant to high temperature; the nano coating sprayed on the surface of the myopic lens is resistant to friction; and stains are not easy to adhere to the surface of the myopic lens through the anti-fouling films.

The invention relates to the technical field of intelligent self-rescue, and discloses an intelligent anomaly detection emergency rescue method, device and system, and the method comprises the steps:building a library in advance, and collecting human life parameter data and an on-site video image sequence in real time; processing the life parameter data and the on-site video image sequence in real time; judging whether the human body is in a drowning emergency; enabling the processor to send a control instruction according to a judgment result; receiving a control instruction sent by the processor or an instruction sent by a background authorization manager to open an emergency rescue device detachably connected to the human body, wherein the emergency rescue device is used for ensuring that the human body floats on the water surface and sending out an alarm signal. The intelligent anomaly detection emergency rescue method, device and system can achieve automatic recognition and multiple control, play an important role when a swimmer drowns and implements self-rescue, enable the swimmer to swim at ease, and have high practical value and wide application prospects.