71 results about "Spatially adaptive" patented technology

Systems and methods for providing video content using spatially adaptive video encoding. Panoramic and / or virtual reality content may be viewed by a client device using a viewport with viewing dimension(s) configured smaller than available dimension(s) of the content. Client device may include a portable media device characterized by given energy and / or computational resources. Video content may be encoded using spatially varying encoding. For image playback, portions of panoramic image may be pre-encoded using multiple quality bands. Pre-encoded image portions, matching the viewport, may be provided and reduce computational and / or energy load on the client device during consumption of panoramic content. Quality distribution may include gradual quality transition area allowing for small movements of the viewport without triggering image re-encoding. Larger movements of the viewport may automatically trigger transition to another spatial encoding distribution.

The invention discloses a rolling compounding method for an aluminum / magnesium / titanium three-layer composite plate. The characteristics of high strength of titanium alloy, low melting point and good vibration reducing performance of magnesium alloy, good plasticity and space adaptation of the aluminum alloy, and the like, are utilized and the excellent characteristics of respective component metals are combined by the aluminum / magnesium / titanium three-layer composite plate provided by the invention, so that the high-speed impact damage resisting property which the component metals do not own is acquired. Through the control on the ratio and interface of the aluminum alloy, the magnesium alloy and titanium alloy, the degree of fragmentation, melting and atomizing of shred cloud after the buffer composite plate is subjected to high-speed impact is changed and adjusted, so that the form of the shred cloud is changed, the degree of impact damage to a backplate is reduced, and the high-speed impact damage resisting property is increased. The aluminum / magnesium / titanium three-layer composite plate is applied to an outer layer buffer plate in an outer layer protecting structure of an aerospace vehicle and can be used for replacing a traditional single aluminum alloy material. The space environmental effect and protecting level of the space vehicle are increased; the design level of the space vehicle are greatly promoted, and the service life of the space vehicle are greatly prolonged.

The invention relates to a spatially adaptive, implanted microcontact structure for neuroprostheses suitable for treating functional disorders of the nervous system for the purpose of reversible anchorage on nerve tissue. The spatially adaptive microcontact structure (RAM) is characterized in particular in that an optimum contact or active connection to nerve tissue is ensured. The implanted microcontact structure comprises subareas that are movable relative to one another and that can be brought into at least two permanent desired positions relative to one another and that can be brought into a desired position during implantation for the purpose of mechanical anchorage to the nerve tissue to be contacted and can also be brought out of one desired position into another during explantation to release the anchorage.

A system for reducing CFAR loss due to sea clutter is disclosed. The system includes a first channel tuned for CFAR gain in a spatially correlated background and a second channel tuned for low CFAR loss in spatially uncorrelated backgrounds. Each of the channels employs a distribution free CFAR using rank ordered statistics to establish a constant false alarm rate. The output of each channel is fused by a hit correlation function and the stream of combined hits is processed by a target centroiding function.

The invention discloses a SAR image denoising method based on a contour wave domain block hidden Markov model, belonging to the field of image processing, mainly solving the problem of space adaptability shortage, serious detail information loss and fuzzy edge of current method, and comprising the following steps: (1) carrying out logarithmic transformation and Contourlet decomposition; (2) carrying out Block HMM modeling and training on a Contourlet coefficient; (3) correcting the Contourlet coefficient by estimation parameters; (4) carrying out Contourlet inverse transformation and antilogarithm transformation to the corrected Contourlet coefficient in order to obtain a one-time denoising image; (5) denoising a difference value image to obtain a second-time denoising image; and (6) fusing the one-time denoising image and the second-time denoising image and rotating and translating the fused image to obtain and output a final denoising image. The SAR image denoising method improves the space adaptability, reduces the calculation complexity and increases the edge resolution of the denoised image.

The disclosure relates to a method for transferring a style of a reference visual object to an input visual object. According to an embodiment, the method includes finding a correspondence map assigning to a point in the input visual objet a corresponding point in the reference visual object, the finding of a correspondence map comprising spatially adaptive partitioning of the input visual object into a plurality of regions, the partitioning depending on the reference and input visual objects. The disclosure also relates to corresponding electronic device, computer readable program product and computer readable storage medium.

A waveguide port radio frequency coaxial cable component can realize connection of different waveguide ports or reliable connection of a waveguide port with a radio frequency coaxial port and is suitable for microwave systems with a waveguide port connection. The cable component comprises a terminating waveguide port connector and a radio frequency coaxial cable. The end of the cable component is designed as a standard waveguide port matched with a system. When the cable component is used, a user can directly connect the waveguide port of the cable component with a system waveguide port, so that the cable component is convenient to use. Due to the fact that the coaxial cable is bendable and can satisfy the requirements of optional lengths, connection between waveguide ports at optional positions can be realized. Compared with the original manner that the radio frequency coaxial cable component is matched with a waveguide coaxial converter, part number introduced to the system is reduced, two port sections with discontinuous impedance are omitted, system performance and reliability are improved, and high feasibility and practicability are achieved.

The invention relates to a DMP-based robot workspace adaptive walking control system and method. The control system comprises: a DMP centroid track generator which generates a centroid track of a humanoid robot based on DMP training according to a planning target and feedback information; a DMP foot sole track generator which generates a foot sole track of the humanoid robot based on DMP trainingaccording to the planning target and the feedback information; and a joint mapping module which performs inverse kinematic calculation on the centroid track and the foot sole track, and uses a motionengine to map the adaptability of the workspace to a joint space, so as to achieve the adaptive walking control of the humanoid robot. The DMP centroid track generator and the DMP foot sole track generator are obtained based on the example track training study of the robot working space. Compared with the prior art, the system and the method have the advantages of adjusting the gait and body posture in real time, and enhancing the environmental adaptability of the humanoid robot walking.

The present invention is directed to a ground moving target (GMTI) radar that can detect targets, including dismounts, with very small minimum detectable velocities by combining signals from antennas on different spatially separated platforms in a main beam clutter-suppressing spatially adaptive process without requiring that the relative positions of the antenna phase centers be accurately tracked. The clutter nulling is in addition to that provided by the Doppler filters. The spatial displacement provides a narrow mainbeam clutter null reducing undesired target suppression. The clutter-suppressing spatially adaptive structure is used in both the sum and delta channels of the monopulse processor so that the beam distortion caused by the spatial nulling is compensated for, and the monopulse look-up process is preserved to maintain angle accuracy. Noncoherent integration is employed to recover signal to noise loss resulting from the uncertain relative locations of the platforms.

The invention relates to a weather-proof isolation transformer with a metal full filling and sealing structure. The isolation transformer comprises a metal shell, a transformer coil, a bottom plate, a glue filling wall and an extraction rod. The extraction rod penetrates through the bottom plate to be fixed onto the bottom plate, one end of the extraction rod is connected with the transformer coil, the other end of the extraction rod is connected with an external device, the glue filling wall is fixedly connected to the edge of the bottom plate to form a filling and sealing space on the bottom plate, the filling and sealing space is filled with filling and sealing glue to fix the transformer coil, an opening at one end of the metal shell is sleeved on the glue filling wall, and an opening end of the metal shell is fixedly connected with the bottom plate to achieve a function of integral sealing. The isolation transformer has the advantages of high mechanical strength, more outstanding weatherproof performance, longer storage and service life, more excellent space adaptability and high electromagnetic compatibility.

A method for spatially-adaptive tone mapping in an image having high dynamic range includes using a computing device to receive an input image from an image sensor comprising a plurality of pixels having pixel locations and determine within the input image a plurality of local size scales, each comprising a neighborhood having substantially constant illumination. The variation in reflectance within each neighborhood is estimated and local contrast within each neighborhood is enhanced. Using the illumination and variation within the contrast-enhanced neighborhoods, the image is remapped to a reduced dynamic range to generate an output image.

A system for reducing CFAR loss due to sea clutter is disclosed. The system includes a first channel tuned for CFAR gain in a spatially correlated background and a second channel tuned for low CFAR loss in spatially uncorrelated backgrounds. Each of the channels employs a distribution free CFAR using rank ordered statistics to establish a constant false alarm rate. The output of each channel is fused by a hit correlation function and the stream of combined hits is processed by a target centroiding function.

A three-dimensional display system is provided, comprising: a display device; a three-dimensional grating, located on a light emitting side of the display device; and a refractive index adjusting device, disposed between the display device and the three-dimensional grating, wherein the refractive index adjusting device adjusts a viewing distance of the three-dimensional display system by changing a refractive index of outgoing light emitted from the display device to the three-dimensional grating. The viewing distance of the three-dimensional display system is changeable, so that the three-dimensional display system has enhanced space adaptability and a wider application range.

Techniques are provided for spatially adaptive tone mapping with dynamic brightness control. A methodology implementing the techniques according to an embodiment includes converting luminance data, from a received HDR image, to a logarithm domain and decomposing the converted data into a base layer, and one or more detail layers. The method also includes adjusting the layers, through shifting and scaling of the base layer and scaling of the detail layers, to map the amplitude data into a selected range. The method further includes converting the adjusted layers from the logarithm domain to a linear domain and calculating a tone compression parameter based on statistics of the adjusted log domain base layer. The statistics are associated with brightness of the received image. The method further includes applying a global tone compression function, based on the tone compression parameter, to the converted linear domain base layer to generate compressed linear domain layers.

The invention discloses a spherical composite gas cylinder for spaceflight. The spherical composite gas cylinder for spaceflight comprises a metal lining, an adhesive layer and a composite layer, wherein the adhesive layer is laid on the outer surface of the metal lining, and the composite layer is wound around the outer surface of the adhesive layer. The metal lining is composed of a spherical shell, a filler neck and a boss. The filler neck and the boss are located at the peaks of the two ends of the axis of the spherical shell correspondingly. Iso-wall thickness design is adopted in the thin film region of the spherical shell. Gradual-change thickness reinforcement design is adopted in the connection transition region of the spherical shell and the filler neck and the connection transition region of the spherical shell and the boss. The adhesive layer is evenly laid on the outer surface of the spherical shell, so that the spherical shell and the composite layer are firmly connected and prevented from making direct contact with each other. The spherical composite gas cylinder for spaceflight solves the problems that an existing composite gas cylinder is singular in structural form and a metal gas cylinder is low in structural efficiency, poor in installation space adaptability and the like. The spherical composite gas cylinder for spaceflight has the good beneficial effects of being low in structural mass, high in reliability, good in safety, high in space adaptability and the like.

A high voltage resisting electric connector is provided with a tail high voltage resisting device which comprises a wire seal (15) and a cover board (7). The wire seal (15) and the cover board (7) isolate adjacent wires (9) in a sealing mode and / or isolate a wire (9) from a connector shell in a sealing mode jointly. The cover board (7) is arranged behind the tail of the wire seal (15) and fixed to the connector shell. The cover board (7) is made of materials harder than materials of which the wire seal (15) is made. The wire (9) penetrates through an inner hole of the wire seal (15) and an inner hole of the cover board (7) at the same time. The wire (9) is in interference fit or small clearance fit with the inner hole of the cover board (7). The high voltage resisting electric connector has the stability of high voltage resistance and good space adaptability.

A mixed joint continuous robot is provided with a substrate (1), a rotary joint, a continuous joint, a motor and a reducer, and the mixed joint continuous robot is characterized in that a primary rotary joint, a secondary rotary joint, a primary continuous joint (10) and a secondary continuous joint (12), which are installed on the substrate (1), are connected with one another in series, the primary rotary joint and the secondary rotary joint are respectively provided with a rotational degree of freedom, the primary continuous joint (10) and the secondary continuous joint (12) are respectively provided with two bending degrees of freedom, and the mixed joint continuous robot has six degrees of freedom. The mixed joint continuous robot is strong in adaptability to the non-structuralized operation space and widely applicable to the fields of disaster rescuing and non-structuralized industrial environmental operation.

The invention proposes an interior tool box for a truck, comprising an independent tool box body, which is installed on an automobile floor under the truck seat through an installation bracket. The tool box body comprises a box frame body, a rear box plate, a front door frame and a box door. The box frame body is a rectangular frame with openings on the front and rear parts. The rear box plate is connected with the rear side of the box frame body to seal the rear opening. The front door frame is connected with the front opening of the box frame body. The box door is hinged on the front door frame. The box door is provided with a lock which is locked with the front door frame. The invention has the advantages of simple structure, convenient moulding and manufacturing procedures, strong space adaptability, user access convenience, high leakproofness and moisture resistance.

The invention discloses an ultrasonic car washing system and a commercial mode thereof, and relates to the field of automobile service. The ultrasonic car washing system can avoid car washing liquid and achieve zero pollution to the environment; through a car cleanliness calculation system, the accurate control of the car cleanliness is achieved, and the car washing cost and resources are effectively saved. In a whole car washing process, except water, no other substances are in contact with the car, so that the vehicle paint is effectively protected. Main equipment are arranged on the groundand a ceiling, and the car cleanliness calculation equipment and the ultrasonic transmitting and receiving equipment can be designed in a modular mode, so that the space adaptability is extremely strong. And the labor cost is effectively saved. The reservation system of the commercial mode of the ultrasonic car washing system can save the car washing time of consumers. After a car washing shop adopts an automatic car washing machine, the requirements of low-end consumers can be completely met by the machine, and people only serve as compensation for the machine when the requirements of the consumers are high. Thereby the human resources and the cost are effectively saved.

The invention relates to a 360-degree multidirectional wire arrangement connector which comprises a pipe assembly, an end cover and a straight head assembly, wherein the pipe assembly comprises a main pipe body, a side pipe body which is arranged on the peripheral surface of the main pipe body and is communicated with the main pipe body and multiple limiting block bodies arranged in a spacing manner; each limiting block body comprises a limiting convex block arrange at the end part of the peripheral surface of the main pipe body, a limiting stop block which is integrated on the side surface of the limiting convex block and extends towards the other end part of the peripheral surface of the main pipe body and an arc-shaped check convex block formed at the end part of the limiting convex block; the straight head assembly is mounted at the other end of the main pipe body and comprises a shell, a core column inserted into the shell and thread holes which are formed in two ends of the core column and extend oppositely; the core column is perpendicular to the side pipe body. According to the 360-degree multidirectional wire arrangement connector, a product is easier and more convenient to manage; by multi-position and multi-angle assembling, operation on the client site is more convenient, and the space adaptability is higher.

The invention provides a gas flow independent discharge structure suitable for a guided missile canister launcher. The structure comprises an inner cylinder body (10), an outer cylinder body (20), a fixed flow guide plate (30) and a movable flow guide plate (40). A first gas channel (11) and a second gas channel (21) are arranged among the fixed flow guide plate (30), the inner cylinder body (10)and the outer cylinder body (20), through the fixed flow guide plate (30), a gas flow (50) is changed to be discharged from the first gas channel (11) and the second gas channel (21) from the second gas channel (21) previously, the space between a guided missile (60) and the inner cylinder body (10) is effectively used, the gas flow (50) can be effectively discharged and guided, the guided missile(60) can be prevented from being burnt out, the gas flow (50) discharged from the second gas channel (21) can be reduced, the whole design size of the guided missile canister launcher is reduced, andthe space adaptation of the guided missile canister launcher is improved.

The invention discloses a simple rich-lean separation device arranged in a W-flame boiler, relates to the rich-lean separation device arranged in the W-flame boiler and solves the problems that the conventional rich-lean separation device for the W-flame boiler has a plurality of components and a complex structure and occupies a large space. In the simple rich-lean separation device, a rich-lean separation plate (13) is fixedly arranged on the inner wall of a pulverized coal rich-lean separator (3); the upper end of an exhaust gas pipeline (7) and the upper end of a master dense pulverized coal pipeline (4) are both communicated with the lower end of the pulverized coal rich-lean separator (3); the exhaust gas pipeline (7) is positioned under the rich-lean separation plate (13); the master dense pulverized coal pipeline (4) is communicated with a pulverized coal equal divider (14); the lower end of the pulverized coal equal divider (14) is provided with dense pulverized coal pipelines (5); and the pulverized coal equal divider (14) is communicated with two dense pulverized coal pipelines (5). The device has a simple structure, saves the space, improves the reliability and spatial adaptability of a system and is applied in the technical field of burning of the W-type flame boiler.

The invention discloses an earth atmosphere infrared background inhibition method based on a Markov autoregression model.The method comprises the steps of conducting spatially adaptive filtering on current image data to obtain the spatial restrain residual error; extracting background clutter disturbance points obtained after spatial filtering, and determining spatial model coefficients with the background clutter disturbance points as a sampling point set; determining time-domain model parameters based on the minimum mean square error criterion; acquiring an output result of spatial filtering by means of a time-space-domain unified model according to the spatial restrain residual error, the spatial model coefficients and the time-domain model parameters, and conducting self-adaption background estimation and differential treatment to obtain a filtering result.By the adoption of the method, minimization of the restrain residual error can be achieved, the capacity of restraining clutter background including cloud layers in space-based infrared detection is improved, clutter disturbance is reduced, and the contrast ratio and signal to noise ratio of a target are increased.

A video signal comprises a sequence of source frames to be encoded. A pre-processing stage determines a region of interest for a plurality of the source frames, and spatially adapts each of the plurality of the source frames to produce a respective warped frame. In the respective warped frame, the region of interest comprises a higher spatial proportion of the warped frame than in the source frame. The pre-processing stage supplies the warped frames to an encoder to be encoded into an encoded version of the video signal.

The invention relates to a network information one-way transmission method and device based on artificial intelligence, and the method mainly comprises the steps that a data transmitting end information conversion module converts information codes into a picture format, and a data transmitting end video synthesis module combines a plurality of pictures into a video format; the data transmitting end video projection playing module plays a video carrying information through an electronic screen aligned with the data receiving end, the data receiving end video recording module is aligned with a projector screen of the transmitting end at a certain physical distance for video recording, and the data receiving end artificial intelligence extraction module extracts and recovers information of data of a video recording result. According to the invention, absolute no physical contact can be realized in one-way data transmission, and any data return cannot be carried out, so that the unidirectionality of data streams is ensured, and security threats such as hidden channels and data return are resisted. According to the invention, sending and receiving physics are separated, and the method and the device have the advantages of high safety, better space adaptability, deployment flexibility and the like.