346results about How to "Improve correspondence" patented technology

An image processing unit comprises a first processing unit (101) which generates a depth indication map for an image. The depth indication map may be, for example, an image object separation mask or a predetermined depth profile or background depth map. A second processing unit (103) generates a modified depth indication map by filtering the depth indication map in response to image characteristics of the image. The image adaptive filtering may, for example, provide a more accurate separation mask and / or may modify the predetermined depth profile to reflect the specific image. A third processing unit (105) generates an image depth map for the image in response to the modified depth indication map. The image depth map comprises data representing a depth of at least one image region of the image. The invention leads to the generation of an improved depth map for an image.

A method for an industrial robot to increase accuracy in movements of the robot. A first path is formed by bringing a tool supported by the robot to adopt a plurality of generated positions. A plurality of observed positions of the tool moving along the first path are determined. A second path is formed of the determined tool positions. A correction is determined by a path deviation between geometrically determined positions in the first path and the second path.

A screw type inerter mechanism includes a screw with a limit portion and a thread portion with threads; a screw cap engaged with the thread portion of the screw; an inertia body fixed to the limit portion of the screw; and a connection body engaged with the limit portion of the screw wherein an axial of the screw serves as a rotation axial for the screw to rotate relatively to the connection body. Thus, when a non-zero external force is applied to the inerter mechanism to generate relative horizontal displacement between the screw cap and the connection body, the screw cap brings the screw to rotate, which further brings the inertia body to rotate, thereby achieving the inerter features.

The invention belongs to the technical field of non-destructive testing and measuring, and discloses a focusing rotary scanning photoacoustic ultrasonic blood vessel endoscope imaging device and a focusing rotary scanning photoacoustic ultrasonic blood vessel endoscope imaging method. The device comprises a photoacoustic ultrasonic endoscope imaging probe, a rotating connecting part and a peripheral circuit part, wherein pulse laser generates 90-degree reflection at the light outlet end and is irradiated on the blood vessel wall after being gathered by a cylindrical surface light gathering lens, photoacoustic signals are generated, a sound-sensitive element receives the photoacoustic signals, the photoacoustic signals are collected and recorded after being converted, the synchronous working of a data collector and a pulse laser is realized, triggering signals generated by the pulse laser trigger an ultrasonic pulse emitting and receiving device to emit electric signals, the electric signals trigger the sound-sensitive element to emit ultrasonic signals, the ultrasonic signals are reflected after reaching the blood vessels, are received by sound-sensitive elements and are collected and recorded after being converted, a step motor drives the device for carrying out scanning to obtain the whole blood vessel fault data, and photoacoustic and ultrasonic images are obtained after the processing. The sound-sensitive elements are shared by ultrasonic and photoacoustic images, and the high-resolution and high-sensitivity blood vessel internal ultrasonic photoacoustic imaging can be realized.

Method, device and system for generating a light control parameter for controlling light (20), e.g. ambient light, in response to an audio signal (A). The audio signal (A) is analyzed in order to extract a temporal evolution of semantic content of the audio signal (A). A light control parameter is then generated according to the temporal evolution of semantic content of the audio signal (A), either on-line or off-line. This enables generating light that is perceptually aligned with the audio signal, e.g. music. In a preferred embodiment spatial properties of the audio signal (A) are extracted, and separate light control parameters are generated for controlling light sources spatially positioned according to the spatial properties of the audio signal, e.g. for stereo or surround sound systems where light sources are positioned near each loudspeaker. Such embodiment enables spatial correspondence between light and audio. In another preferred embodiment semantically distinct temporal sections of a sequence of the audio signal (A) are determined, e.g. sections of a piece of music, and wherein the light control parameter is generated to reflect these sections of the audio signal (A). Such embodiment enables temporal changes in light that follow perceived changes in e.g. a piece of music. Applications of the described method is e.g. within home entertainment systems, theatres, jukeboxes, bars, restaurants, cinemas and discotheques.

The invention discloses a battery management system of an electric vehicle, which comprises a primary vehicle-body system, a main controller and a battery pack, wherein, the battery pack is formed by more than two batter modules connected in series, the batter modules are formed by connecting more than two single cells in series, each battery module is provided with a battery collecting module, the battery pack is respectively connected with a complete vehicle power system through a discharging relay and a charging relay, the main controller is connected with a previous complete vehicle system through a first optical isolator, and the battery collecting module is connected with the main controller through a second optical isolator. The battery management system has the advantages that: as the battery management system is composed of the main controller (BMU) and the next battery collecting module (LECU), the composition of the system structure is simplified through the main controller and the next battery collecting module, the cost of the hardware of the system can be reduced, and simultaneously, the reliability of the management system can be greatly enhanced.

The invention provides a hydraulic inerter mechanism, including: a hydraulic cylinder; a hydraulic motor connected to the hydraulic cylinder, with an output shaft thereon for converting the motion of the hydraulic cylinder from rectilinear motion to rotary motion; and an inertia body disposed on the output shaft. In operation, an external force applied to the inerter mechanism causes displacement of the piston, thereby pushing working fluid inside the hydraulic cylinder to generate a pressure difference between an inlet and an outlet of a hydraulic motor. The differential pressure consequently drives the hydraulic motor to rotate, and then the output shaft further drives the inertia body to rotate, thereby attaining inerter characteristics.

The invention discloses an internal rectal optical, optoacoustic and ultrasonic multimode imaging endoscope which comprises a sleeve, an optoacoustic signal activating component, an ultrasonic signal activating and collecting component, an optical imaging component and an image reconstructing and displaying component. A device comprises a compact internal rectal optical, optoacoustic and ultrasonic multimode imaging endoscope, three kinds of imaging can be performed simultaneously, multi-parameter physical information and multi-scale structural images in recta can be acquired. The invention further provides a configuration scheme of the whole device and a method for utilizing the device for imaging. Three imaging techniques are highly integrated into one set of instrument, each imaging technique is optimized, and combination of three rectal endoscopic imaging methods of optical imaging, optoacoustic imaging and ultrasonic imaging is realized. The integrated endoscope combines specific advantages of three imaging modes, rectal physical images with multi-parameter information and multi-scale structural characteristics can be acquired, and application requirements of a rectal endoscope on medicine can be met better.

The invention relates to a method for planning dynamic lines of urban public transport, in particular to a method for processing vehicle dispatching data by utilizing GPS data uploaded by a vehicle-mounted terminal through an urban public transport control center. The method solves the problems that the acquisition of road congestion information and dynamic line planning decision-making are severely lagged behind. The method comprises the following processes of: inputting information of all vehicles, sites, lines and road sections to be monitored into a database and establishing relevant corresponding relation tables; uploading and storing real-time GPS data into the database through mobile communication by the vehicles of all the lines; according to the real-time GPS data of the vehicles of all the lines, evaluating and recording the congestion degree of all road sections to be monitored by the database; formulating planning line options by utilizing GIS maps and sorting planning line options for preferable adoption according to the congestion degree of all road sections to be monitored by the control center; and storing the selected planning line options into the database as new lines and issuing the new lines to the vehicles of the lines through mobile communication by the control center.

A device reduces the dynamic range of a signal at a first point along a signal processing direction in a transmitter of a communication system. The device includes an input to which an input signal is applied, a correction prediction device, a delay device, an addition device, and an output. The correction prediction device generates a predictive signal based on the input signal which represents the prediction of the signal at the first point, and generates a correction signal from the predictive signal. The delay device generates an input signal delayed by a delay from the input signal, the delay taking into consideration the processing time in the correction prediction device. The addition device subtracts the correction signal from the delayed input signal in order to generate a corrected signal. The output provides the corrected signal at a second point in front of the first point.

The invention belongs to the technical field of marine equipment, and particularly relates to a marine splash environment simulation test device, wherein stringed testing cable holes are arranged in the upper part of one side surface of the box-structured test box, a frame-structured drive pull rod is arranged on the other side, a splash plate angle adjusting rod is arranged at the lower part, and a splash plate is formed at the inner end of the splash plate angle adjusting rod; sensors and water inlets are arranged on the side surface of a liquid area from top to bottom; a gas exhaust opening, a ventilating and moisture exhausting device, an infrared heating lamp and a box temperature sensor are fixedly and sequentially arranged on the top side surface of the test box body from right to left; and a ultraviolet lamp, an air blower, a nozzle, a water spray pump, a liquid level controller, a dissolved oxygen sensor and a water drain opening are arranged on the opposite side of the test box corresponding to the side surface provided with the drive pull rod. The marine splash environment simulation test device has simple structure and higher automation degree, is convenient to operate, needs no staff attendance, and can simulate marine splash environment in a laboratory, so as to analyze and evaluate the corrosion and aging of the material.

The invention relates to a medical appliance, in particular a digital medical diagnosis integrated system formed by combining traditional diagnostic technology of traditional Chinese medicine and module information technology, which comprises a body health information digital test unit, a cardiovascular and cerebrovascular test unit (including electrocardiogram and electroencephalogram main machines, a blood pressure test main machine, a blood pressure test main machine, a blood sugar test main machine and a blood oxygen saturated concentration test main machine), an ultrasonic test unit, a roentgen-ray test unit, an ear-nose-throat image test unit, a system main machine and the like. The system is a set of medical diagnosis equipment which integrates vessel and viscera information tests, pulse tests, electrocardio- and electroencephalo-tests, blood pressure tests, blood sugar tests, blood oxygen concentration tests, B ultrasonic tests, X-ray image tests and ear-nose-throat image tests and can comprehensively analyze and evaluate the human physiological information obtained by the channels and finally make a diagnosis of the health condition of human bodies on the basis of an expert system.

A storage system is provided with a plurality of interface units each for connection with a server; an interface unit for connection with hard disk drives; a plurality of microprocessor units each for processing commands; and a switch unit for interconnecting the interface units and microprocessor units. A management console is also connected to the storage system. The storage system forces the management console to select an unused interface unit from among the plurality of interface units for use in a data input / output process between the server and the storage system, select a microprocessor unit which meets required performance of the server from among the plurality of microprocessor units for use in the data input / output process, and notify the administrator of the selected interface unit and microprocessor unit.

The invention discloses a low-permeability sandstone reservoir pore structure quantitative inversion method based on nuclear magnetic resonance. The method comprises the following steps: I, selecting a basic sample; II, classifying the type of a pore structure; III, establishing a well logging chart for identifying the pore structure; IV, establishing a pore throat distribution inversion formula according to the type of the pore structure; V, verifying the accuracy of the formula; VI, identifying the type of the pore structure of a shaft section by utilizing the well logging chart; VII, quantitatively inverting the distribution of free fluid pore throats by utilizing a nuclear magnetic resonance well logging T2 spectrum. The method has the following beneficial effects: a reliable method and technology are provided for quantitatively evaluating the pore structure, and the research concept of the current method can be broken through. The continuous free fluid pore throat distribution can be inverted by virtue of the nuclear magnetic resonance well logging, so that direct evidence is provided for evaluating the effectiveness of the low-permeability sandstone reservoir, application of the well logging information in the quantitative inversion of the micro pore structure of the reservoir is favorably explored, and the application and development of the nuclear magnetic well logging technology can be promoted.

A system and method for calculating harmonizing colors based on a reference color. In a first embodiment, the invention includes (a) defining a reference color in a uniform color space, (b) converting the hue of the reference color from the uniform color space to an artists color wheel, (c) determining harmonizing colors for the reference color within the artists color wheel, (d) converting the hues of the harmonizing colors from the artists color wheel to the uniform color space, and (e) displaying the harmonizing color information. In a second embodiment, a brown region is defined for colors having red / orange / yellow hues and low chroma values. Additional harmonizing colors are determined when either the reference color or one of the harmonizing colors falls within the brown region.

The invention discloses an indoor WLAN fingerprint quick positioning method based on support vector regression. The method comprises the steps of 1 an off-line stage, wherein a feature fingerprint database of reference points is built, and a relation model of feature fingerprints and reference point locations is trained; and 2 an on-line stage, wherein coarse positioning is conducted through the relation model, and then precise positioning is conducted through a weighted K nearest neighbor algorithm. By adopting the indoor fingerprint quick positioning method based on support vector regression, the on-line fingerprint matching range can be narrowed, noise jamming is reduced by extracting a characteristic value of signal intensities, therefore, the positioning precision is improved, and the fingerprint matching speed is increased.

Method, device and system for generating a light control parameter for controlling light (20), e.g. ambient light, in response to an audio signal (A). The audio signal (A) is analyzed in order to extract a temporal evolution of semantic content of the audio signal (A). A light control parameter is then generated according to the temporal evolution of semantic content of the audio signal (A), either on-line or off-line. This enables generating light that is perceptually aligned with the audio signal, e.g. music. In a preferred embodiment spatial properties of the audio signal (A) are extracted, and separate light control parameters are generated for controlling light sources spatially positioned according to the spatial properties of the audio signal, e.g. for stereo or surround sound systems where light sources are positioned near each loudspeaker. Such embodiment enables spatial correspondence between light and audio. In another preferred embodiment semantically distinct temporal sections of a sequence of the audio signal (A) are determined, e.g. sections of a piece of music, and wherein the light control parameter is generated to reflect these sections of the audio signal (A). Such embodiment enables temporal changes in light that follow perceived changes in e.g. a piece of music. Applications of the described method is e.g. within home entertainment systems, theatres, jukeboxes, bars, restaurants, cinemas and discotheques.

The invention discloses a video synthesis method based on lip language synchronization and miracle adaptation effect enhancement. According to the method, the portrait and the audio stream to be synthesized are directly and integrally coded; a cyclic decoder network retaining original face information is used to decode converted abstract features into an image sequence, and then five discriminatornetworks are used to carry out adversarial training on the synthesized image sequence according to a real image sequence, so that a total reconstruction error is minimized. Compared with an existingvideo synthesis method, the method has the advantages that the continuity of face change between the front frame and the rear frame is guaranteed, the definition of face pictures in the frames is improved, meanwhile, under the action of the lip language synchronous discriminator and the miracle adaptation discriminator, the synthesized video appears more natural, and the authenticity of the visualeffect is greatly enhanced. The method has high practical value in the aspect of improving the user experience of virtual live broadcast and man-machine interaction.

An image processing unit comprises a first processing unit (101) which generates a depth indication map for an image. The depth indication map may be, for example, an image object separation mask or a predetermined depth profile or background depth map. A second processing unit (103) generates a modified depth indication map by filtering the depth indication map in response to image characteristics of the image. The image adaptive filtering may, for example, provide a more accurate separation mask and / or may modify the predetermined depth profile to reflect the specific image. A third processing unit (105) generates an image depth map for the image in response to the modified depth indication map. The image depth map comprises data representing a depth of at least one image region of the image. The invention leads to the generation of an improved depth map for an image.

A method of operating a touch system is provided, the method comprising: storing a look-up table for correcting touch coordinate values ​​of a touch panel; obtaining touch data generated in response to a touch conductor on the touch panel and calculating touch data from the obtained touch data. coordinate values; measure the dimensions of the touch conductor; and correct the touch coordinate values ​​by accessing a lookup table using the touch coordinate values ​​and the dimensions of the touch conductor as input parameters.

A unilateral NMR sensor comprising a ferromagnetic yoke; a permanent magnet arranged on the yoke; a pole piece on the magnet; the pole piece including an air-pole piece interface surface whose shape corresponds to an equipotential contour of magnetic scalar potential. An approach for designing single-sided magnets suitable for unilateral magnetic resonance (UMR) measurements is presented. The method uses metal pole pieces to shape the field from permanent magnets in a target region. The pole pieces are shaped according to solutions to Laplace's equation, and can be designed using a combination of analytical methods and numerical optimization. The design leads to analytical expressions for the pole piece shape and magnetic field. The method is developed in Cartesian, polar, and spherical coordinates, and the merits of each system are discussed. The effects of finite magnet size on the field quality are explored through simulation, and are found to have a substantial effect in many cases. A magnet is designed using our method to produce a static field with a constant gradient over a region 2 cm in diameter and 2 mm thick. This leads to a compact cylindrical magnet just over 11 cm in diameter, topped with a single metal pole piece. The design is validated through simulation. The simulated field is found to agree closely with that specified analytically through the design procedure.

The invention relates to a metallic erosion experimental device, in particular to a marine erosion simulation tester for measuring erosion conditions of metals in the marine environment. The invention comprises an upper water storage tank, a lower water storage tank and a main water tank, wherein, a siphon tube is arranged between the main water tank and the lower water storage tank; one end of the siphon tube is positioned inside the main water tank and the other end of the siphon tube is inserted into the lower water storage tank; the upper water storage tank is communicated with the lower water storage tank through a water pipe capable of controlling the flow rate; a water inlet pipe capable of controlling the flow rate is arranged on the upper water storage tank and the other end of the water inlet pipe is inserted into the main water tank; an electrically controlled wave generating plate and a test strip holder are arranged inside the main water tank; a sea mud zone at the bottom is provided with a plurality of baffle plates; a liquid level controller is arranged on the upper water storage tank and connected with the water pipe through an electrical wire; a filter screen is arranged inside the lower water storage tank and water which is filtered by the filter screen passes through the water pipe and flows into the upper water storage tank; the wave generating plate is connected with a driving motor through a transmission tension rod; and the test strip holder can hang pieces respectively or hang pieces through electrical interlocking. The test result of the device is reliable and convenient for observation, and the simulation environment is various and true.

The invention discloses an in-situ measurement system for soil saturated hydraulic conductivity and air conductivity, which includes an air supply source (1) and a water supply source (9), and is characterized in that the measuring cylinder (7) is equipped with a water inlet (8), the water inlet (8) is tightly connected to the water supply source (9) through the first connecting hose (10); the top of the measuring cylinder (7) is airtightly connected to the rubber plug (6), and the rubber plug (6) Connect the tee (4), a branch pipe of the tee (4) is sealed to the gas supply source (1) through the second connecting hose (12), the gas supply source (1) is connected to the gas flow regulating valve (2) and the gas The flowmeters (3) are connected in series; the other branch of the tee (4) is connected to the air pressure measuring meter (5) through the third connecting hose (13); this system can realize in-situ soil air conductivity and soil saturation The continuous observation of hydraulic conductivity reduces the disturbance to the measured soil, makes the measurement results more accurately reflect the actual situation, and ensures that the soil air conductivity and soil saturated hydraulic conductivity are consistent with the measured soil, laying the foundation for establishing a correct quantitative relationship between the two. foundation.

This invention relates to well drilling mud on-line gas test system composed of mud drainage device, mud on-line sampler, mud no-line degasser, sample gas process unit, gas chromatograph and gas abnormal sampler, connecting with each other orderly. It's automatic control part is made up of a data server, controller interface, chromatogram working station, well recording station and HUB, in which, the data server sends a control signal to the mud on-line degasser and liquid, gas samplers by the controller interface to realize automatic operation, automatic sampling and starting / stopping degasser, which can on-line detect hydrocarbon gas or detect many different un-hydrocarbon gas on-line.

The invention provides a parking auxiliary device (10) which has a parking auxiliary ECU (18). The parking auxiliary ECU (18) sets a targeted parking position (P1) of a vehicle (12), and exerts parking auxiliary control to guide the vehicle (12) to the targeted parking position (P1). The parking auxiliary ECU (18), based on the action of a parking brake of the vehicle which serves as a mechanical obstacle factor, prohibits the guiding of the vehicle (12), so that the parking auxiliary control is not executed. In this way, practicability is improved, and a phenomenon that wheels are dragged due to the parking brake action is prevented.

The invention discloses an indirect ELISA kit for detecting a serum type 4 aviadenovirus antibody and a detection method of the kit. The ELISA kit comprises an ELISA reaction plate, recombinant FAdV-4 fiber-2 protein, a horseradish peroxidase conjugated rabbit anti-chicken IgG antibody, coating liquid, confining liquid, a cleaning solution, a substrate developing solution and a stop buffer. The kit and detection method disclosed by the invention are applicable to rapid detection of serum type 4 aviadenovirus and have the characteristics of simplicity in operation, high specificity, high sensitivity and low cost.

The invention discloses a detection method for obligate hydrocarbon oxidizing bacteria, belonging to the technical field of microorganism detection methods. The detection method comprises the following steps of: suspending and diluting a soil sample with a basic culture medium; performing short-term culturing in combination with a selective culture carbon source and an oxidation reduction indicating dye for 3-5 days; and computing the quantity of obligate hydrocarbon oxidizing bacteria in the soil sample according to the color change of an airtight culture tube through a computer program. A detection technology for obligate hydrocarbon oxidizing bacteria disclosed by the invention has the advantages of simple operating process, economic efficiency, practicability, quickly-obtained result in a short period of time, high specificity, capability of effectively shielding the interference of other bacteria on counting and simple and accurate counting process, and is suitable for large-scale industrial exploration measurement with a large sample quantity.

The invention provides an image description method and device, and the method comprises the steps: carrying out the feature extraction of a target image through employing a plurality of first featureextraction models, and obtaining the image features generated by each first feature extraction model; performing fusion processing on the image features generated by the plurality of first feature extraction models to generate global image features corresponding to the target image; performing feature extraction on the target image by using a second feature extraction model to obtain a target detection feature corresponding to the target image; inputting the global image feature and the target detection feature corresponding to the target image into a translation model, and using the generatedtranslation statement as a description statement of the target image, so that in the subsequent process of inputting the global image characteristics corresponding to the target image and the targetdetection characteristics into the translation model to generate the translation statement, the global image characteristics of the image information are richer as a reference, and the output translation statement is more accurate.