Abstract: The invention involves the field of power trading and especially involves a method for construction of power trading index system based on big data technology. Main steps are as follows: 1. data acquisition; 2. construction of index system: construction of index system is mainly based on cloud focus evaluation method to solve the problem of variables transformation and make data analysis through high concurrency distributed computing power of Spark memory access; 3. index calculation: adopt objective weighting approach to determine the weight of each index after index configuration and then adopt cloud focus evaluation method to calculate the weighted deviation of each index; store final evaluation result of each index into HDFS database after Spark calculation; 4. index display.

Abstract: Provided are methods and systems for establishing secure sessions. A method for establishing secure sessions may commence with receiving a request to establish a secure session between a client and a server. Client security parameters may be provided in client extension fields of the request. The method may include forwarding the request to the server and receiving a secure session response from the server. Server security parameters may be provided in server extension fields of the secure session response. The method may include receiving a server key secret, forwarding the secure session response and the server key secret to the client, receiving a client key secret, and forwarding the client key secret to the server. The method may continue with calculating a session key and establishing a first secure session between the security gateway and the server and a second secure session between the security gateway and the client.

Abstract: A biomaterial printing apparatus includes a support base, a movement device, a printing device, a first optical-detection device, and a second optical-detection device. The carrier is configured for a culture container to be put thereon. The movement device is connected to the support base. The printing device is connected to the movement device. The first optical-detection device is configured to detect the position of the injection needle of the printing device. The second optical-detection device is configured to detect the position of the culture container. According to the detection of the first optical-detection device and the second optical-detection device, the biological material printing device can accurately move the injection needle to the injection position relative to the culture container, thereby improving the accuracy of printing the biological material.

Abstract: The present invention provides a compound of formula (I) wherein X, Y, Z1, Z2, R1, R2, A, B, p and q are as disclosed in the specification. A pharmaceutical composition and a method for modulating the Hedgehog pathway are also provided. The present invention further provides a process for preparing the compound.

Abstract: Embodiments of the present disclosure provide a device for controlling luminance, a method of controlling luminance and a display device. The method of controlling luminance may comprise: obtaining a theoretical white balanced luminance value for each color of sub-pixel included in N pixels; obtaining a luminance controlling value for other colors of sub-pixels except for a ith color of sub-pixel included in each of the N pixels; and adjusting luminance of the other colors of sub-pixels except for the ith color of sub-pixel included in each pixel according to the luminance controlling value. The method of controlling luminance can be used in luminance controlling devices.

Abstract: A keyword extraction method is provided. In the method, a candidate keyword set in a target text is obtained by processing circuitry of a server. An extraction degree of the candidate keyword is determined by the processing circuitry based on subject similarity and a text conversion frequency of a candidate keyword in the candidate keyword set. The subject similarity is between the candidate keyword and the target text. The extraction degree indicates a probability at which the candidate keyword used as a keyword matching the target text is extracted. The keyword is extracted by the processing circuitry from the candidate keyword set according to the extraction degree.

Abstract: Methods, systems, and techniques for safely controlling wireless charging in the presence of a foreign object are presented. A method includes determining a power difference between a power transmitted by a wireless charger and a power received by an electronic device, determining a level of misalignment of the electronic device with respect to the wireless charger; estimating an amount of power difference due to the level of misalignment of the electronic device with respect to the wireless charger, adjusting a power difference threshold for the wireless charger based on the estimated amount of power difference, and controlling operation of the wireless charger based on the power difference and the adjusted power difference threshold.

Abstract: Systems and methods of identifying incorrect coordinate prediction using route information are disclosed herein. In some example embodiments, a computer system receives route information and geographic image data. The route information corresponds to a servicing of a request associated with a place and indicates a travelled route that has been traveled by a user in traveling from an origin location to the place, and the geographic image data represents a geographic area corresponding to the travelled route. The computer system determines that an initial geographic location stored in a database in association with the place is incorrect based on the route information and the geographic image data using a first deep learning model, and then performs a verification operation based on the determining that the stored initial geographic location of the place is incorrect.

Abstract: Embodiments of the present disclosure provide a method and an apparatus for generating a simulation scene. The method includes: acquiring scene parameters of a benchmark scene, where a dimensionality of the scene parameters of the benchmark scene is M; inputting the scene parameters of the benchmark scene into an encoder that is trained, and acquiring encoding parameters according to an output result of the encoder, where a dimensionality of the encoding parameters is N, and N<M; adjusting the encoding parameters to obtain adjusted encoding parameters, and inputting respectively the adjusted encoding parameters into a decoder that is trained; and generating a simulation scene according to the scene parameters of the reconstructed scene that are output by the decoder. According to the method, generating massive simulation scenes similar to the benchmark scene based on the benchmark scene can be achieved, which meets the diversity requirements for the simulation scenes.

Abstract: A method, device and a computer-readable storage medium for optimizing simulation data are provided. The method for optimizing simulation data can include: inputting the simulation data generated by a simulator to a first generative adversarial network comprising a migration model; and optimizing the simulation data generated by the simulator with the migration model to generate optimized simulation data. In an embodiment of the present application, the simulation data is optimized by the generative adversarial network to enable the simulation data closer to the real data in representation. Therefore, the quality and accuracy of the simulation data can be ensured, the validity and reliability of the simulation data can be improved at least to some extent, and the cost for constructing the simulator can also be reduced.

Abstract: A bus bar includes terminal portions disposed at both ends, respectively; a plurality of bridges disposed between the terminal portions to electrically connect the terminal portions, and to be sequentially fused when an overcurrent flows. The plurality of bridges may be configured to have different resistance values, respectively.

Abstract: Disclosed are novel compounds that inhibit LRRK2 kinase activity, processes for their preparation, compositions containing them and their use in the treatment of or prevention of diseases characterized by LRRK2 kinase activity, for example Parkinson's disease, Alzheimer's disease and amyotrophic lateral sclerosis (ALS).

Abstract: This disclosure relates to techniques for detecting a signal and powering off at least some receiver components if no signal is detected. A wireless device may take one or more measurements of one or more signals. The wireless device may determine, based on the measurements, whether a signal (e.g., a signal of a licensed assisted access cell) is anticipated during an upcoming time period, e.g., a subframe or portion of a subframe. If no signal is anticipated, the wireless device may power off at least some receiver functions.

Abstract: The present disclosure provides a method for forming an interconnect structure, including forming an Nth metal line principally extending in a first direction, forming a sacrificial bilayer over the Nth metal line, forming a dielectric layer over the sacrificial bilayer, removing a portion of the sacrificial bilayer, forming a conductive post in the sacrificial bilayer, wherein the conductive post having a top pattern coplanar with a top surface of the sacrificial bilayer and a bottom pattern in contact with a top surface of the Nth metal line, and forming an Nth metal via over the sacrificial bilayer.

Abstract: The present invention provides a multi-bolt loosening test machine for flange with tension, bending and torsion compound loading. The multi-bolt loosening test machine for flange with tension, bending and torsion compound loading uses a transverse load generated by a three-phase asynchronous motor as a bending load applied to a flange, uses a tension force generated by a hydraulic puller as an axial tension load, and uses a torque generated by a servo motor as a torque load applied to the flange. The test machine is different from the current device that can apply two compound loads to a single bolt, and can apply three compound loads to the multi-bolt connection flanges. The present invention can isolate three compound loads from each other without interference, and display the applied loads in real time.

Abstract: A semiconductor device and method of manufacture are provided. After a patterning of a middle layer, the middle layer is removed. In order to reduce or prevent damage to other underlying layers exposed by the patterning of the middle layer and intervening layers, an inhibitor is included within an etching process in order to inhibit the amount of material removed from the underlying layers.

Abstract: A crystal oscillation probe structure and an evaporation device are provided. The crystal oscillation probe structure includes a guide cover, a crystal oscillation probe and a mesh screen structure, the guide cover includes a chamber with a guide opening, the crystal oscillation probe is fixed in the chamber, the crystal oscillation probe includes at least one crystal oscillation sheet, the mesh screen structure includes a plurality of openings, and the mesh screen structure is located on a traveling path of a material traveling toward the at least one crystal oscillation sheet and disposed on a side of the at least one crystal oscillation sheet facing the guide opening.

Abstract: A method and circuit for linearizing a frequency response of an oscillator controlled by a plurality of capacitor banks are disclosed. In the disclosed method, for each capacitor bank of at least two capacitor banks of the oscillator, a respective sensitivity characteristic of the capacitor bank is determined. Further, a set of reference output frequency control words (FCWs) for an associated set of frequencies of the oscillator are determined. When an input FCW is received and an output FCW is responsively provided based on (i) an interpolation between two reference output FCWs of the set of reference output FCWs and (ii) the respective sensitivity characteristics of the at least two capacitor banks of the oscillator. The output FCW is then applied to the at least two capacitor banks of the oscillator.

Abstract: A humidifier for humidification of air to be delivered to a patient's airways may include a humidification chamber, a reservoir and a water delivery mechanism. The humidification chamber may include a water retention feature such as a wick, a heating element for heating the humidification chamber, and an air flow baffle configured to promote humidification. The humidifier may be further configured to execute one or more algorithms, for example to determine a condition of the humidifier and/or to mitigate any detected faults. In some forms, the humidifier may also comprise algorithms for controlling one or more components of the humidifier.

Abstract: A simulation data augmentation method, a simulation data augmentation device and a simulation data augmentation terminal are provided according to embodiments of the present application. The method includes: acquiring a point cloud based on a plurality of frames, wherein the point cloud includes a plurality of obstacles labeled with real labeling data; dividing the point cloud into a plurality of preset regions, wherein each of the preset regions includes at least one obstacle; and adjusting the obstacle based on the real labeling data of the obstacle in the preset regions to obtain simulation data.