Abstract: An information delivery method is provided, including: determining a candidate information list in response to a page request sent by a user, where the candidate information list comprises a plurality pieces of information; generating ranks of the pieces of information in the candidate information list by sorting the plurality pieces of information in the candidate information list in accordance with a predetermined rule; acquiring a current average rank of the information of a designated type in the candidate information list based on the ranks of the pieces of information in the candidate information; and selecting designated delivery information from the information of the designated type, based on the current average rank of the information of the designated type and a historical average rank corresponding to the information of the designated type.

Abstract: Methods for querying a database and database systems include optimizing a database query for parallel execution using spatial and temporal information relating to elements in the database, the optimized database query being split into sub-queries with sub-queries being divided spatially according to host and temporally according to time window. The sub-queries are executed in parallel. The results of the database query are outputted progressively.

Abstract: Embodiments of the present disclosure disclose an image character recognition model generation method and apparatus, and a vertically-oriented character image recognition method and apparatus. The image character recognition model generation method includes: generating a rotated line character training sample, wherein the rotated line character training sample includes a rotated line character image and an expected character recognition result corresponding to the rotated line character image, and there is a difference of 90 degrees between character units in the rotated line character image and character units in a standard line character image; and training a set neural network by using the rotated line character training sample, to generate an image character recognition model.

Abstract: An anti-topple device for preventing a cabinet from swaying or falling over includes a pedestal, a screw, a first adjusting member, a second adjusting member, and a connecting member. The pedestal is fixed on the floor and the screw is fixed to the pedestal. The first adjusting member and the second adjusting member are slidably mounted on the screw and the connecting member to make the cabinet height adjustable. The connecting member secures onto the two beams of the cabinet positioned at the bottom of the cabinet to hold the cabinet firmly against the floor. The two beams flank the screw on opposite sides to firmly fix the cabinet to the floor.

Abstract: A circuit protection device includes a metal oxide varistor (MOV), a spring terminal and a thermal disconnect coupling the spring terminal to the MOV. A gas discharge tube (GDT) is coupled to the MOV. The spring terminal is biased such that upon occurrence of an overvoltage condition, heat generated by the MOV melts the thermal disconnect and allows the spring terminal to be displaced away from the MOV, thereby creating an opening circuit.

Abstract: A method may include: generating, by a controller, a first user interface configured to control selection of a first attribute from a set of attributes; generating, by the controller, a second user interface generated based on the controlled selection of the first attribute, the second user interface configured to enable selection of values with respect to the first attribute; generating, by the controller, a first query to enable querying at the database based on the one or more values with respect to the first attribute; generating, by the controller, a second query for execution at the database, when the first query fails to respond with a match, the second query including a first vector representative of a profile to enable querying the database; and generating, in response to the first query and/or the second query, a third user interface indicative of a result.

Abstract: A method is described and in one embodiment includes intercepting an API call destined for an application executing on a host server; accessing a Service Level Agreement (“SLA”) profile for the application, wherein the SLA indicates performance guarantees for the application; determining resource utilization for the host server and resource utilization for the current application and other applications running on that server; comparing the performance guarantees with the host server and application resource utilization to determine whether performance guarantees can be met if the API call is forwarded to the application based on the host server resource utilization; and, if it determined that the performance guarantees cannot be met if the API call is forwarded to the application, refraining from forwarding the API call to the application.

Abstract: An apparatus and method for wireless communications, a base station, and a user equipment side apparatus in a communication system.

Abstract: Embodiments of the present disclosure build a virtual group in an instant messaging client. A virtual group for a first group related to a first user and at least one second group related to the first user is built. In response to receiving a message and intended recipient of the message from the first user in the virtual group, wherein the receiver candidate are in the first group and/or the at least one second group, the message is sent to the indicated target recipients.

Abstract: Methods and systems for the separation of isotopes from an aqueous stream are described as can be utilized in one embodiment to remove and recover tritium from contaminated water. Methods include counter-current flow of an aqueous stream on either side of a separation membrane. The separation membrane includes an isotope selective layer (e.g., graphene) and an ion conductive supporting layer (e.g., Nafion®). An electronic driving force encourages passage of isotopes selectively across the membrane to enrich the flow in the isotopes.

Abstract: Apparatus, systems, and methods for a medical implant with improved durability and strength. An implant structure having a mesh, wherein struts of the mesh vary in width as a function of length, where one or more segments are defined by one or more corresponding equations that define strut width. Connecting elements may be optionally included and may further optionally vary in width and shape. Strut tapering functions may be one or more segments of piecewise linear equations. Implant mesh structures may be symmetric, asymmetric, or may vary in segments along the length and/or circumference of the mesh. The mesh may be of a self-expanding or balloon expandable material suitable for medical use.

Abstract: A method, executed by a computer, for deploying an application includes receiving a deployment description that indicates the one or more deployment configurations and an artifact corresponding to a deployment, accessing a repository that contains the deployment configurations and the artifact that correspond to the deployment, enabling a user to select a subset of deployment configurations, and deploying the subset of deployment configurations and artifact to a processing environment.

Abstract: A transmission mode fast-conversion structure for a photographic sliding rail comprises an elongated rail, bracket modules mounted on two ends of the rail, a sliding block module sliding on the rail, a sliding block transmission structure, a flywheel module and an electric module; both the electric module and the flywheel module are provided with a claw disc coupling capable of being engaged with a claw disc type coupling of the sliding block transmission structure and a securing buckle inserted into and buckled with a lock catch structure in the sliding block module. in this way, transmission mode conversion can be achieved by way of plugging and pulling, so that there is no need to loosen screws to demount the original flywheel or electric module before mounting a new electric or flywheel module and to tighten the screws finally.

Abstract: A device and method for detecting an absolute multi-turn rotation angle. The device includes a housing, a cover plate and a rotating shaft. The rotating shaft is fixed with a main gear, which is meshed with driven gears including a large driven gear and a small driven gear. The main gear is externally meshed with the large driven gear. The driven gears are connected with a two-stage speed reduction device which enables the rotating shaft to rotate multiple circles to slow down to a circle-number gear and enables the circle-number gear to rotate one circle only. Both driven gears and the circle-number gear are provided with bearings. The bearings have magnets therein, and the two magnets are relatively fixed with the driven gears and the circle-number gear, respectively. The top edges of the bearings fit with a printed circuit board, angle sensing chips which are fixed on the printed circuit.

Abstract: A security device in an electronic device which protects against unauthorized disassembly includes light sources, a plurality of photosensitive elements, a detection unit, a storage unit, a processor, and light guiding devices. Light conducting channels are provided between the light sources and the induction elements. Barrier objects that block light are installed at certain first light guiding channels of the light guiding channels, and are removed from the first light conducting channels when the electronic device is disassembled, so that induction signals output by the photosensitive elements are changed from the model or original digitally-recorded signals.

Abstract: The invention provides an uplink and downlink slot time resource configuration method based on interference perception in a TDD system, which is applied to a communication network comprising a source base station, a target base station, as well as a user terminal in the source base station and a user terminal in the target base station, and the method comprises: judging whether the base station-to-base station interference is larger than a preset threshold value or not, if yes, canceling the uplink and downlink slot time resource configuration, and if no, continuously executing the next step; judging whether the interference measurement of the target base station on the user terminal in the source base station is larger than a preset threshold value or not, if no, executing the uplink and downlink slot time resource configuration, and if yes, executing the next step; judging whether the interference measurement of the source base station on the user terminal in the target base station is larger than a preset

Abstract: A cascaded multilevel converter self-test system and a self-test method for the cascaded multilevel converter self-test system are provided. The self-test system includes a cascaded multilevel converter and a self-test device. The cascaded multilevel converter includes at least two converting circuits which are cascaded. The self-test device includes at least one current detecting circuit, a voltage acquiring module and a calculating module. The current detecting circuit is configured to detect a first detected current and a second detected current. The voltage acquiring module is configured to acquire first bus voltages and second bus voltages. The calculating module is configured to calculate an insulation resistance value of the cascaded multilevel converter based on the first detected current, the second detected current, the first bus voltages and the second bus voltages.

Abstract: A method for manufacturing a semiconductor device includes providing a substrate structure having a substrate and a cavity in the substrate, epitaxially growing a SiGe nanowire in the cavity, and removing a portion of the substrate surrounding the SiGe nanowire to substantially expose a surface of the SiGe nanowire. The method further includes oxidizing the exposed surface of the SiGe nanowire to form an oxide layer, removing the oxide layer by etching, and repeating the oxidizing and removing steps to form a suspended germanium nanowire in the cavity.

Abstract: A catalytic converter includes a catalyst. The catalyst includes a support, platinum group metal (PGM) particles dispersed on the support, and metal oxide nanoparticles formed on the support. The metal oxide nanoparticles are dispersed between a first set of the PGM particles and a second set of the PGM particles to suppress aging of the PGM particles.