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In a broadcast digital video network, Internet HTML Web page data is formatted to fit within a standard MPEG-2 data packet structure, and multiplexed along with other MPEG-2 digital video signals for transport within a multiple channel digital video system. The headend server broadcasts a rotating carousel comprising an ensemble of Web pages in HTML format containing both broadcast Web pages and simulcast Web pages and a control map permitting the viewer to navigate among the HTML Web pages. The control map containing the locations of the HTML Web pages in the rotating carousel that correspond to broadcast Web pages and the locations of the HTML Web pages that correspond to broadcast Web pages. The control map is updated and rebroadcast for each broadcast video program, thereby synchronizing the simulcast Web pages to the digital video programs.

The invention discloses an underground parking lot intelligent guiding system and a guiding method of the underground parking lot intelligent guiding system. The underground parking lot intelligent guiding system mainly comprises a mobile client, a traffic server and an underground parking lot monitoring system. The intelligent mobile is used and the GPS technology, the GIS technology and the mobile 3G technology are integrated so that parking information can be rapidly researched for and a vehicle is guided into a parking lot. An intelligent monitoring system which is based on a KNX bus and integrates brilliance control on LED lamps, available parking space detection and entering a parking space of the vehicle is constructed on the underground parking lot, so that energy-saving control is achieved, service quality is improved and a good underground parking environment is created. A traffic information system is perfected, moving vehicles on a ground road and the underground parking lot are organically linked to form a vehicle-road-underground parking lot network, and the vehicles can be conveniently and rapidly guided into the parking lot and move into parking spaces.

The invention discloses an oblique photograph three-dimensional modeling method based on space feature information, and the method comprises the steps: S1, carrying out the aerial triangulation, and generating the elements of exterior orientation of an aerial photo; S2, carrying out the automatic calibration of a camera, and generating a three-dimensional dense point cloud; S3, extracting a feature line based on the three-dimensional dense point cloud; S4, carrying out the three-dimensional space TIN network construction based on a feature constraint line, and carrying out the model simplifying based on a normal vector; S5, carrying out the image splicing and edge fusion, generating model texture, and carrying out the compression, storage and output. The method provided by the invention can obtain a high-quality and high-precision fully 3D live model quickly. The method effectively solves problems that a conventional oblique photogrammetry model is low in precision of three-dimensional modeling data, and is large in texture distortion.

The invention discloses an on-board monitoring method for a road condition. The on-board monitoring method is characterized by comprising the following steps: (1) providing a shooting device; (2) providing an interactive terminal; (3) providing a DSP processing module and a GPS positioning module in the interactive terminal; and (3) shooting the road condition by the shooting device when working, and transmitting distorted original real-time image information with a wide viewing angle to the DSP processing module, processing the image information which is shot by front and rear cameras by the DSP processing module, carrying out distortion correction and image reconstruction, calculating the flatness of the pavement and the dimension and height information of a convex-concave surface for parallax formed by the pavement by the cameras at different positions, and outputting the pavement condition information and position information on a display screen by combining with the GPS positioning module, storing the information, or transmitting to a cloud server through a wireless network transceiver module, and dispatching the information through a user terminal. The invention further discloses a system for executing the method.

The invention discloses a method for data migration, service system and server equipment. Data is migrated among different pieces of storage equipment at different access speed ranks according to the concerned degree of the data. According to the scheme by the invention, file storage can be automatically optimized, data is migrated among different pieces of storage equipment at different access speed ranks, hot spot data is immediately migrated to the storage equipment with the highest access speed, non hot spot data is migrated to the storage equipment at low access speed in time, so that the user can more quickly access the hot spot data, and the utilization ratio and the system service quality of the storage equipment are improved.

The invention discloses an information acquisition method and device for air conditioners, a mobile communication terminal and an air conditioner server. The information acquisition method comprises the following steps: acquiring bar code information of an air conditioner, wherein the bar code information is information of a bar code corresponding to the air conditioner; sending the bar code information to a remote server, wherein the remote server is used for inquiring air conditioner equipment information corresponding to the bar code information; receiving the air conditioner equipment information returned by the remote server; and outputting the air conditioner equipment information. According to the invention, the problem that air conditioner information cannot be acquired fast is solved.

The embodiment of the invention discloses a data processing method, a data processing device, a data query method and a data query device. The data processing method comprises the steps of acquiring each data record from a database by a server, wherein each data record includes field values of a plurality of search condition fields; taking each field value as a prefix string, and generating a prefix tree according to each prefix string; and associating each specific node for the prefix tree and storing the corresponding data record in each data record, wherein the specific node is the node whose corresponding prefix string is the field value, and the corresponding data record includes at least one field value equal to the corresponding prefix string. By use of the embodiment, a query result can be rapidly acquired, corresponding user information can be progressively inquired when customer service staff inputs a query character without waiting the customer service staff to completely input a query character string, thus the efficiency is high.

The invention relates to the technical field of cloud storage and in particular discloses a multi-cloud cooperative storage middleware system based on an existing cloud storage platform. The multi-cloud cooperative storage middleware system comprises a client terminal and a metadata server, wherein the client terminal is connected to a cloud platform through a network and is used for authenticating users, fragmenting and distributing files, operating and managing files, distributing data, restoring fault of data, encrypting and decrypting data; the metadata server is connected to the client terminal and is used for authenticating accounts and storing a file organization directory tree, a data encrypting key and a user operation log. The multi-cloud cooperative storage middleware system is used for cooperatively storing by using the existing multiple cloud storage platforms; through comprehensive consideration of multi-cloud storage resource and network service quality, a user data self-adaption distribution and integration algorithm is disclosed; an information security safeguard mechanism with separable data storage, data management and user visit is disclosed; a data fragmentation storage and key management method based on the metadata server is provided; the problem of leakage of the cloud storage data is solved.

The invention provides a welding control method and device. The method includes the steps that a weld joint is scanned, the image characteristic points of the weld joint are extracted, and the image characteristic points of the weld joint comprise a characteristic point of a weld groove in the weld joint and a characteristic point of the trajectory of the weld joint; according to the image characteristic points of the weld joint, the three-dimensional configuration of the weld joint is constructed; and on the constructed three-dimensional configuration, corresponding welding process parameters are calculated along the trajectory of the weld joint at the interval of a preset step size and are output so that the welding control can be performed according to the calculated welding process parameters, and the preset step size is smaller than the length of the weld joint. Due to the application of the above scheme, the welding quality and the welding efficiency generated when the weld joint is long and the change of the weld groove is not uniform can be improved.

The embodiment of the invention provides a Wi-Fi network access method and a wireless access device. The method comprises the steps that the wireless access device acquires the cell identifier of the current service cell; whether the position information of a Wi-Fi AP which is corresponding to the cell identifier of the current service cell exists in a position mapping relation table is searched, wherein the position mapping relation table comprises the cell identifier of each cell in which the wireless access device resides before and the position information of the corresponding Wi-Fi AP, and the position information the Wi-Fi AP comprises the SSID and the working channel of the Wi-Fi AP; and if the position information of the Wi-Fi AP which is corresponding to the cell identifier of the current service cell is searched in the position mapping relation table, the wireless access device sends a detection request frame with the SSID to the Wi-Fi AP in the working channel. According to the Wi-Fi network access method and the wireless access device, which are provided by the embodiment of the invention, the scanning time is shortened, and a mobile terminal can quickly access the Wi-Fi AP.

The invention discloses an information recommendation method and apparatus. The information recommendation method comprises the steps of obtaining RSS subscribed by a user; analyzing the RSS to determine key information of each piece of source data in the RSS; according to the key information of each piece of the source data in the RSS, screening the source data meeting a preset condition from the RSS; and recommending the screened source data to the user in an information stream form. According to the technical scheme, the user can quickly obtain most interested contents, so that the extensive reading quality is improved.

A cell phone 3D imaging method and a 3D imaging cell phone are provided. The cell phone contains a photographing module. The method comprises adding a projector on the cell phone and calibrating the internal and external parameters of the photographing module and the projector, enabling the projector to produce a stripe image and project the fringe image onto an object to be photographed by the cell phone; enabling to cell phone to photograph the object to be photographed by the cell phone, obtain the stripe image of the photographed object, obtain the phase information of the photographed object, and acquire the 3D information of the photographed object and display the same on the cell phone. The 3D imaging cell phone further includes a calibration module and a projector for generating the stripe image and projecting the fringe image onto an object to be photographed by the cell phone. A camera (2) is used for photographing and obtaining a stripe image of the photographed object. A main processor obtains the stripe image of the photographed object and retrieves the internal and external parameters of the camera and the projector, obtains the phase information of the photographed object, obtains the 3D information of the photographed object and displays the same on the cell phone.

The invention relates to a mining area land ecological damage information acquisition method based on multiple data sources, belonging to the technical field of surveying and mapping as well as environmental monitoring. The method comprises the following steps: determining the range of land damage through mining area coal distribution and underground mining information; selecting corresponding satellite remote sensing data according to the range, and processing an image to extract the information of land damage; carrying out analytical photogrammetry processing on satellite image stereo pair and aerial remote sensing stereo pair in an area to be detected so as to obtain settlement crater elevation information; further utilizing ground surface information in a topographic map of mining area and practical land survey data; and finally obtaining land damage information to divide different damage grade maps. The quaternity technology of satellite remote sensing, aerial remote sensing, ground surface information and underground information is coupled together, quick extraction of ecological damage information in mining area land is realized, defects of all damage information are obtained, and basis support is provided for management and control of collapse land.

An interface device includes an elongated sensor strap having a secured end and an unsecured end opposite to the secured end. The unsecured end of the sensor strap represents a first sensor half, and a second sensor half is adapted to receive the first sensor half / unsecured end to form a sensor link between the two sensor halves. A deployment sensor switch provides an input to a monitoring device for an alarm system. The deployment sensor switch is adapted to reside in an armed state when the first and second sensor halves form a sensor link, but change to an alarm state when the first sensor half and second sensor half are separated to break the sensor link. The sensor strap is sufficiently long to produce a closed loop around a firearm or other object to in a monitored position when the first and second sensor halves are placed together to form the sensor link.

The invention discloses a vehicle access system and method applied to a stereo parking garage. The system comprises a stereo parking garage control system, and also comprises a central processing unit, a first license plate recognition device disposed at the position of a garage entrance gate machine, a second license plate recognition device disposed at the position of a garage exit gate machine, and a third license plate recognition device, a first face recognition device and a man-machine dialog device which are disposed at the front of each parking chamber. The central processing unit is electrically connected with the stereo parking garage control system, the first license plate recognition device, the second license plate recognition device, the third license plate recognition devices, the first face recognition devices, the man-machine dialog devices, the garage entrance gate machine and the garage exit gate machine. License plate information serves as certification of accessing the stereo parking garage, face information serves as certification of accessing vehicles, so that owners can access the vehicles in the stereo parking garage rapidly, conveniently and efficiently.

Embodiments of the invention disclose a two-dimensional code distortion correction method and apparatus. The method comprises the steps of obtaining a two-dimensional code image; according to the two-dimensional code image, calculating distorted image coordinates of four vertexes of the two-dimensional code image; according to a preset length-width ratio of a two-dimensional code, calculating undistorted image coordinates corresponding to the four vertexes of the two-dimensional code image; according to the distorted image coordinates and the undistorted image coordinates, establishing a linear equation set; according to the linear equation set, calculating unknown parameters in a homography matrix; according to a calculation result, correcting the two-dimensional code image; and outputting a rectangular image containing the corrected two-dimensional code image. The method and the apparatus can be used for distortion correction of different types of two-dimensional codes; the use convenience and the diversity of application scenes are remarkably improved; the rotation-free corrected two-dimensional code image can be quickly obtained; the correction process is simple and quick; thefinally output corrected two-dimensional code image is a rectangular region image only containing two-dimensional code region information; subsequent decoding is facilitated; and the decoding efficiency can be improved.

The invention provides database equipment and a system, relating to the communication field. The database system comprises at least one database equipment, the database equipment obtains the data point of equipment in a corresponding zone in the network and records the data point in the form of record items in a memory address corresponding to the record type of the data point in a memory address corresponding to the equipment; the corresponding identity information of the data point in the database equipment is configured, and the corresponding relation of the identity information of the data point and the memory address is built; the identity information comprises the item name and the item number of the record item; when an access request for accessing the data point is received, the access request comprises the identity information and the record item information of the data point; in the memory address corresponding to the identity information in the access request, the record item matched with the record item information in the access request is obtained, and the obtained record item is sent to an initiator of the access request.

The invention provides an information processing method and a first electronic device, and the information processing method and the first electronic device are used for solving the technical problem that an application program version is updated not rapidly enough in the prior art. The information processing method comprises the steps that when a first electronic device terminal and a second electronic device terminal different from the first electronic device terminal are connected, first version information of a first application program in the first electronic device terminal is obtained, and second version information of a first application program in the second electronic device terminal is obtained; or the first version information is sent to the second electronic device terminal; a first judgment result which is obtained based on the first version information and the second version information and used for representing the condition that whether the first application program in the first electronic device terminal needs to be updated or not is obtained; when the first judgment result is yes, first application program updating information corresponding to the second version information is obtained from the second electronic device terminal.

The embodiment of the application discloses a processing method and a device for memory management metadata, which are used for processing memory management metadata efficiently. The method comprisesthe following steps: calling mmap to allocate memory management metadata memory, wherein the memory management metadata memory is a huge page large page memory; establishing The physical address mapping table, and the physical address mapping table and storing the physical page frame number of the memory management metadata memory corresponding to each memory management metadata; and storing the physical page frame number of the memory management metadata memory by the physical address mapping table corresponding to each memory management metadata. In response to a request to access the targetmemory management metadata, adopting a physical address mapping table to look up a physical page frame number of a memory management metadata memory corresponding to the target memory management metadata, and the target memory management metadata is any memory management metadata, so as to realize access to the target memory management metadata.

The invention provides a taxi-taking pre-estimation display method and device and a server. The method comprises the steps: receiving the travel information transmitted by UE (user information), wherein the travel information comprises a departure place, a destination plate, and use time; obtaining a plurality of taxi-taking pre-estimation information of a plurality of taxi-taking platforms according to the travel information; transmitting the taxi-taking pre-estimation information of the plurality of taxi-taking platforms, so as to enable the UE to display the taxi-taking pre-estimation information of the plurality of taxi-taking platforms. According to the embodiment of the invention, one taxi-taking platform can directly obtain the taxi-taking pre-estimation information of each taxi-taking platform under the same condition, so the method can help a passenger obtain the taxi-taking pre-estimation information quickly, and the passenger does not need to switch a taxi-taking application. The method enables the operation to be simple.

The present invention relates to a test device (2) for testing at least one electronic control system (1), and corresponding methods for operating the test device, wherein, wherein the testing device (2) has an addressable physical memory, and is connected to an electronic control system 1 through a data channel. The test device is also suitable for being arranged for calculating an environmental model 21 and realizing the test model 22. Wherein the environmental model 21 can be described by the environmental model variable stored under physical address of fixation in memory location. The test device 2 also contains a unit 23 for assignment in which assignment to physical address of memory is stored in readable, for the environmental model variable.

The invention discloses an aluminum electrolytic multi-parameter control method based on a BP neural network and an MBFO algorithm. Firstly modeling of the aluminum electrolytic process is performed by using the BP neural network, and then aluminum electrolytic production process model parameters are optimized by using an improved multi-target bacterial foraging algorithm so that the optimal solution of a decision variable is obtained, wherein the key of the improved multi-target bacterial foraging algorithm is to use a Pareto entropy external file update strategy to update bacterial floras so that the bacterial floras are enabled to move to the Pareto front at a high speed. The beneficial effects are that the aluminum electrolytic parameters are optimized based on the multi-target bacterial foraging algorithm so that aluminum electrolytic production efficiency can be effectively enhanced; and the Pareto entropy external file update strategy is applied to update the bacterial floras so that the optimal parameters of aluminum electrolytic production can be rapidly acquired.

The invention provides a display device, a display method and electronic equipment. The display method comprises the following steps of: when at least part of a first picture of a first application is displayed in a display area of the electronic equipment, detecting an operation, wherein the first picture comprises a first mark, and the first mark is used for running a second application corresponding to the first mark and installed in the electronic equipment; judging whether the operation intends to move the first picture out of the display area; and if the operation intends to move the first picture out of the display area, responding to the operation and displaying a second picture, wherein the second picture comprises at least one second mark, and the second mark is used for indicating that a third application corresponding to the second mark can be installed in the electronic equipment.

Eyewear holder plus conference / meeting identification dual strap or item(s) holder for securing eyewear, such as, but not limited to, prescription or non-prescription eyewear, as well as a lanyard attachment, such as, but not limited to (plastic / rubber ring, clip, swivel, J-hook, Bulldog or other) for holding identification or item(s) to neck with a double to single strap design (with or without printing / sewing on strap) and (in various strap colors and / or materials—such as, but not limited to polyester, chain, cotton, neoprene, precious stone, nylon, elastic, alloy, leather, composite, laminate or some combination) and an adjustment block to aid in fastening around one's neck for easy adjustment.

The invention relates to a form grinding wheel dresser, which is characterized by comprising a dresser fixing seat arranged on a grinder bench, and a clamping groove is arranged at the upper end of the dresser fixing seat; a grinding wheel dresser is arranged in the clamping groove, and comprises a cylindrical cemented carbide substrate; and a flaky synthetic diamond grinding head is arranged on the upper surface of the cemented carbide substrate, and the surface of the synthetic diamond grinding head is a grinding contour. The form grinding wheel dresser provided by the invention has the following advantages that: the manufacturing process is simple, the preparation is fast, the manufacturing cycle is significantly shortened to about 10 days; the cost is low and is about one-tenth of the cost of traditional diamond roller wheel; the installation is convenient, and an additional high-precision roller wheel turning device is not needed; the shape accuracy of 2 microns can be achieved; the production conversion is fast, and the form grinding machine can realize the small batch production of many varieties; the life is almost the same as that of the traditional diamond roller wheel; and more complex shapes can be processed so as to break through the bottleneck that special shaped diamond roller wheels can not be produced.

The invention relates to an OCT (Optical Coherence Tomography) electronic laparothoracoscope, which is provided with a handheld main machine; the main machine is respectively connected with a cold light source and an OCT joint on a controller; the controller is connected with a display, a computer and a printer through a lead; one side of the main machine is provided with an operational handwheel; a forceps opening is formed at the lower part of the main machine; and the top end of the main machine is provided with an operational button; the front end of the main machine is provided with a hard probe rod and a rotating probe in sequence in a connecting manner; the rotating probe is connected with the operational handwheel through a wire rope; the front end of the rotating probe is provided with a lighting lamp, a forceps outlet, an OCT and a micro-image sensor; and a lead, a forceps opening channel, an OCT channel and an optical fiber channel are arranged in the hard probe rod in an axial direction. The OCT electronic laparothoracoscope has clear images; imaging can be realized in real-time and in situ in a human body; high resolution observation to tissues can be performed under a fully natural state; focal information can be obtained fast; diagnosis is accurate and convenient; and the practicability is strong and the practical value is good.

The subject application is directed to a system and method for generating a composite source user interface. A text query corresponding to a text element associated with a graphical element on a display of the associated user interface is first received by a backend component. The received text query data is then directed to a data document on the associated data storage. Text data is then received from the data document of the associated data storage. Thereafter, the received text data is then communicated to the associated user interface so as to generate indicia on the associated user interface. Preferably, the indicia includes a graphical element and the text data, such as, for example and without limitation, an icon and associated text, or the like.

The invention discloses a device and a method for preparing an aluminium oxide short staple preform to solve the technical problem of long preparation cycle of an existing method for preparing the aluminium oxide short staple preform. According to the technical scheme, a pressure cover (3) is provided with a pressure cover pore (2) and a porous mold is connected with an air breather through a quick connector. A bottom cover (9) is in a dual-layer structure, a plurality of micropores are distributed uniformly on the upper layer, a bottom cover pore (10) is arranged on the lower layer, and the bottom cover pore (10) is connected with a vacuum pump through the quick connector. A plurality of pressure head micropores (8) are distributed on a pressure head (7). An extrusion tank (5) is in thread connection with the pressure cover (3) and the bottom cover (9), the upper end of a vertical pressure lever (4) is fixedly connected with a horizontal pressure lever (1), and the lower end of the vertical pressure lever (4) passes through the pressure cover (3) and is then connected with the pressure head (7) through a bearing. Excess additive and water are removed through a vacuum pumping mode, so that cracking of the preform is effectively prevented, the process of preparing the preform quickly is implemented, and the preparation cycle is shortened.

The architecture comprises memory, cache, registers and arithmetical unit, as well as comprises Ecache inside CPU chip. The said Ecache and memory are coded unitedly. Since Ecache is inside CPU. Thus, it is guaranteed that hardware accesses Ecache rapidly. United coded addresses are started from small address. Thus, in all command of accessing memories, addresses of accessing Ecache is visible, and is easy for hardware to recognize and realize. Several groups of commands are designed to support compiler and running routine to use Ecache in explicit and manage Ecache dynamically. These commands and Ecache are indiscerptible integration.