Abstract: The present application discloses a system and a method for calculating a droplet delay time in a liquid flow of a sorting device. The system includes: a first laser source configured to emit a first laser beam to a liquid flow of a sorting device, the first laser beam and the liquid flow intersecting at a first laser interrogation point; a second laser source configured to emit a second laser beam to the liquid flow, the second laser beam and the liquid flow intersecting at a second laser interrogation point; and a droplet delay time calculation unit configured to calculate, based on of the time when the particle in the liquid flow passes through the first and second laser interrogation point and the time when the particle passes through the second laser interrogation point, a first delay time, and calculate, a droplet delay time.

Abstract: A method of retrieving data, a method of training a deep learning model, an electronic device, and a storage medium are provided, which relate to a field of artificial intelligence technology, and in particular to fields of natural language processing and deep learning technologies. The method of retrieving data includes: determining M candidate texts from a text library based on a semantic information in a query to be processed, where M is an integer greater than or equal to 1; determining N candidate texts from the text library based on a keyword information in the query to be processed, where N is an integer greater than or equal to 1; and determining at least one target text based on the M candidate texts and the N candidate texts.

Abstract: A power source control circuit and a power steering system are provided. The power source control circuit comprises: a signal input circuit that includes at least two input ends, and each of the at least two input ends is used for collecting a first control signal which indicates whether an external device corresponding to the input end is abnormal; and a control circuit that is used for generating, according to the first control signals collected by each of the at least two input ends, a second control signal, which is used for controlling the turning-off of a power source.

Abstract: The present application discloses a system and a method for calculating a droplet delay time in a liquid flow of a sorting device, and a sorting device.

Abstract: Devices for generating electrical energy along with methods of fabrication and methods of use are disclosed. An example device can comprise one or more layers of a transition metal dichalcogenide material. An example device can comprise a mechano-electric generator. Another example device can comprise a thermoelectric generator.

Abstract: The present invention performs high-throughput disassembly for executable code comprising a plurality of instructions. An input of the executable code is received. Exhaustive disassembly is performed on the executable code to produce a set of exhaustively disassembled instructions. An instruction flow graph is constructed from the exhaustively disassembled instructions. Instruction embedding is performed on the exhaustively disassembled instructions to construct embeddings.

Abstract: A dual-speed and dual-core enhanced drilling equipment which has an outer cylinder, a downhole power device, a large cutting head and a small cutting head. Specifically, the large cutting head has a first centerline, a through hole arranged along the first centerline and a first diameter. The outer cylinder, which is sleeved outside the downhole power device, is connected to the upper drill string with the large cutting head to enable rotation among the large cutting head, downhole power device and upper drill string. The downhole power device has a power generation section capable of generating power, and a rotation output section which connects to, and provides independent power for the small cutting head, so that the small cutting head revolves around the first centerline under the driving of the upper drill string while rotating under the driving of the downhole power device.

Abstract: A method for routing a packet in a segment routing network includes extracting a destination Internet Protocol (IP) address from an IP header of the packet received by a routing node wherein the destination IP address includes a network identifier, a node identifier, a function identifier, and an argument; determining whether the network identifier and the node identifier match a routing node identifier; when the network identifier and the node identifier match the routing node identifier, determining a function to be executed based on the function identifier and the argument; when the function to be executed is determined, updating the node identifier, the function identifier, and the argument according to a segment list included in a segment routing header of the packet; and routing the packet according to the updated node identifier, the updated function identifier, and the updated argument in the destination IP address.

Abstract: The present invention performs high-throughput disassembly for executable code comprising a plurality of instructions. An input of the executable code is received. Exhaustive disassembly is performed on the executable code to produce a set of exhaustively disassembled instructions. An instruction flow graph is constructed from the exhaustively disassembled instructions. Instruction embedding is performed on the exhaustively disassembled instructions to construct embeddings.

Abstract: A novel high-throughput embedding generation and comparison system for executable code is presented in this invention. More specifically, the invention relates to a deep-neural-network based graph embedding generation and comparison system. A novel bi-directional code graph embedding generation has been proposed to enrich the information extracted from code graph. Furthermore, by deploying matrix manipulation, the throughput of the system has significantly increased for embedding generation. Potential applications such as executable file similarity calculation, vulnerability search are also presented in this invention.

Abstract: A novel high-throughput embedding generation and comparison system for executable code is presented in this invention. More specifically, the invention relates to a deep-neural-network based graph embedding generation and comparison system. A novel bi-directional code graph embedding generation has been proposed to enrich the information extracted from code graph. Furthermore, by deploying matrix manipulation, the throughput of the system has significantly increased for embedding generation. Potential applications such as executable file similarity calculation, vulnerability search are also presented in this invention.

Abstract: One exemplary embodiment provides a dual-speed dual-core enhanced drilling equipment which comprises an outer cylinder, a downhole power device, a large cutting head and a small cutting head, wherein the large cutting head is provided with a first centerline, a through hole arranged along the first centerline and a first diameter; the outer cylinder is sleeved outside the downhole power device and forms an annular space, and the outer cylinder directly or indirectly connects the upper drill string with the large cutting head so that the large cutting head and the downhole power device can rotate together with the upper drill string; the downhole power device is provided with a power generation section capable of generating power and a rotation output section which penetrates through the through hole to be connected with the small cutting head and provides independent power for the small cutting head, so that the small cutting head revolves around the first centerline under the driving of the upper drill strin

Abstract: A novel high-throughput embedding generation and comparison system for executable code is presented in this invention. More specifically, the invention relates to a deep-neural-network based graph embedding generation and comparison system. A novel bi-directional code graph embedding generation has been proposed to enrich the information extracted from code graph. Furthermore, by deploying matrix manipulation, the throughput of the system has significantly increased for embedding generation. Potential applications such as executable file similarity calculation, vulnerability search are also presented in this invention.

Abstract: The present invention discloses a method for preparing sucralose-6-acetate in a biphasic liquid-liquid system. The method comprises slowly dropwise adding an inert non-polar solvent containing a chlorinating agent to an N,N-dimethyl formamide (DMF) solution of sucrose-6-acetate; then reacting the biphasic liquid-liquid mixture at a certain temperature for 9-20 hours; cooling the system to room temperature after stopping heating, and settling the solution to form layers, an upper layer being an inert non-polar solvent layer, and a lower layer being a DMF solution layer containing the product; hydrolyzing, neutralizing, and filtering the lower layer to obtain a filtrate, and then concentrating the filtrate to obtain a concentrate; dissolving the concentrate in water, and obtaining the product by extraction using ethyl acetate and crystallization, the inert non-polar solvent being an alkane solvent containing 8-18 carbon atoms that is not mutually soluble with DMF.

Abstract: Devices for generating electrical energy along with methods of fabrication and methods of use are disclosed. An example device can comprise one or more layers of a transition metal dichalcogenide material. An example device can comprise a mechano-electric generator. Another example device can comprise a thermoelectric generator.

Abstract: A method for routing a packet in a segment routing network includes extracting a destination Internet Protocol (IP) address from an IP header of the packet received by a routing node wherein the destination IP address includes a network identifier, a node identifier, a function identifier, and an argument; determining whether the network identifier and the node identifier match a routing node identifier; when the network identifier and the node identifier match the routing node identifier, determining a function to be executed based on the function identifier and the argument; when the function to be executed is determined, updating the node identifier, the function identifier, and the argument according to a segment list included in a segment routing header of the packet; and routing the packet according to the updated node identifier, the updated function identifier, and the updated argument in the destination IP address.

Abstract: Devices for generating electrical energy along with methods of fabrication and methods of use are disclosed. An example device can comprise one or more layers of a transition metal dichalcogenide material. An example device can comprise a mechano-electric generator. Another example device can comprise a thermoelectric generator.

Abstract: The present invention discloses a method for preparing sucralose-6-acetate in a biphasic liquid-liquid system. The method comprises slowly dropwise adding an inert non-polar solvent containing a chlorinating agent to an N,N-dimethyl formamide (DMF) solution of sucrose-6-acetate; then reacting the biphasic liquid-liquid mixture at a certain temperature for 9-20 hours; cooling the system to room temperature after stopping heating, and settling the solution to form layers, an upper layer being an inert non-polar solvent layer, and a lower layer being a DMF solution layer containing the product; hydrolyzing, neutralizing, and filtering the lower layer to obtain a filtrate, and then concentrating the filtrate to obtain a concentrate; dissolving the concentrate in water, and obtaining the product by extraction using ethyl acetate and crystallization, the inert non-polar solvent being an alkane solvent containing 8-18 carbon atoms that is not mutually soluble with DMF.

Abstract: A method and system for controlling focus moving on a webpage is provided, which includes that when an end position of a focus after moving is inconsistent with a determined target position, an moving offset tolerance zone is determined according to an initial position and the end position, and at least one auxiliary position is set in the determined moving offset tolerance zone; the initial position is made to correspond to one or more moving paths generated by the focus moving instruction, and the one or more moving paths are set to comprise a first path from the initial position to the set auxiliary position and a second path from the set auxiliary position to the target position, and the focus is controlled to directly move through the auxiliary position to the target position of the focus. In this way, the focus is avoided from moving to a position inconsistent with the target position, thereby improving accuracy and convenience of the focus moving.