Abstract: The present disclosure discloses a method for preparing a polyurethane foam using an extract of cotton spinning black liquor, including the following steps: step (1): extracting biomass in cotton spinning black liquor by acid precipitation to obtain the extract of cotton spinning black liquor; step (2): pretreating the extract of cotton spinning black liquor, and uniformly mixing the pretreated extract of cotton spinning black liquor with a polyether polyol to obtain a mixed raw material; and step (3): preparing the polyurethane foam from the mixed raw material, dibutyltin dilaurate, distilled water, a foam stabilizer, aluminum hypophosphite and an isocyanate by one-step foaming. The present disclosure can solve the problems of high treatment cost and low utilization rate of the existing cotton spinning black liquor.

Abstract: A gray scale compensation method for a display panel includes: dividing a display region of the display panel into a first display region, a second display region and a transition display region arranged between the first and second display regions; configuring a first compensation algorithm for the first display region to obtain a first compensation gray scale of the first display region, configuring, for the second display region, a second compensation algorithm different from the first compensation algorithm to obtain a second compensation gray scale of the second display region, and configuring, for the transition display region, a third compensation algorithm different from the first and second compensation algorithms to obtain a third compensation gray scale of the transition display region; and configuring the display panel to display an image according to the first compensation gray scale, the second compensation gray scale and the third compensation gray scale.

Abstract: Embodiments of a method in an access node of a wireless communication network pre-emptively reduces intercell interference, ICI, in neighboring cells. The access node is configured to transmit downlink traffic to a plurality of user equipments, UEs, in a coverage area of the access node. At least one unscheduled physical resource block, PRB, is detected. Downlink traffic across is diluted across the at least one unscheduled PRB. Finally, transmission power of scheduled PRBs is reduced.

Abstract: A transmission assembly for a pump head of a six-cylinder opposed balanced diaphragm booster pump, a pump head of a diaphragm booster pump, and a diaphragm booster pump. The transmission assembly includes an eccentric assembly, a balance wheel assembly, a bearing and swing arms fixed to the balance wheel assembly. The eccentric assembly includes a motor shaft and eccentric wheels, wherein the movement of two eccentric wheels with a phase difference of 180° drives balance wheels of the balance wheel assembly to move oppositely. The eccentric assembly includes a first eccentric wheel, a second eccentric wheel and a third eccentric wheel in sequence, wherein the first eccentric wheel and the third eccentric wheel are similarly eccentric, and the second eccentric wheel is eccentric in an opposite manner to the first eccentric wheel and the third eccentric. The embodiments reduce noise caused by vibration of an existing diaphragm pump in operation.

Abstract: A pump head of a diaphragm booster pump, a diaphragm booster pump, a water treatment device and a method of operating a pump head. The pump head includes: a piston chamber, including a booster chamber arranged on an inner wall of the piston chamber; and a diaphragm, the booster chamber formed through enclosing the diaphragm, and the booster chamber radially expanding or compressing. The movement of two eccentric wheels with a phase difference of 180° in an eccentric assembly drives balance wheels of a balance wheel assembly to move oppositely. During rotation of the eccentric assembly, eccentric forces counteract each other, and the moment keeps balanced. The balance wheel assembly includes big small balance wheels, which are a first small balance wheel, the big balance wheel and a second small balance wheel in sequence, and the eccentric assembly drives the balance wheel assembly to swing eccentrically through a bearing.

Abstract: This application provides a photoelectric amplification circuit and a signal processing method. The photoelectric amplification circuit includes a first photodiode and a second photodiode that are connected in parallel. A Doherty circuit structure is used, so that power supply efficiency of the photodiode in a back-off state can be improved. In addition, an impedance modulation unit is used, to implement dynamic load conversion from a back-off point to a maximum output point. This helps maintain high output efficiency of the first photodiode and the second photodiode in an interval between the maximum power point and the back-off point.

Abstract: Various embodiments of the present disclosure provide a method for interference avoidance. The method which may be performed by a network node comprises selecting a serving beam for a terminal device from candidate beams reported to the network node by the terminal device, based at least in part on inter-cell interference information of the candidate beams. The method may further comprise informing the terminal device of the selected serving beam.

Abstract: One embodiment provides a method performed by a wireless device. The method comprises: receiving, from a network node, a configuration message comprising an indication of preconfigured radio resources for uplink transmissions; obtaining a synchronization status of the wireless device with respect to the network node; and adapting use of the preconfigured radio resources based on the synchronization status of the wireless device with respect to the network node.

Abstract: A battery module, including N stacked battery cells and fastening members, where each fastening member connects and fastens at least two spaced-apart battery cells, so that a plurality of battery cells are fastened. This application further discloses an energy storage apparatus using the foregoing battery module, where in the foregoing battery module, there are fastening members provided on outer sides of the plurality of battery cells, and each of the fastening members connects and fastens two spaced-apart battery cells. The fastening members are easy to remove and install. By adding battery cells in the stacking direction of the battery cells, and connecting and fastening the battery cells by using the fastening members, a power supply capacity is easy to expand.

Abstract: One disclosed method involves a computing system determining a keyword of interest for an online meeting being presented via a user interface, determining that content of the online meeting corresponds to the keyword of interest, and causing, in response to the content of the online meeting corresponding to the keyword of interest, the user interface to output an indication that the content of the online meeting being presented is potentially of interest. Another disclosed method involves a computing system determining data indicative of a number of client devices, from a plurality of client devices participating in an online meeting, for which a user interface for the online meeting is presented in an active window, and causing, based at least in part on the data, a first client device, from the plurality of client devices, to output an indication that content of the online meeting being presented is potentially of interest.

Abstract: A method for predicting an RNA-protein interaction, relates to the technical field of artificial intelligence. The method includes: acquiring an RNA-protein pair to be predicted; obtaining a sequence feature of the RNA-protein pair to be predicted by performing feature extraction on the RNA-protein pair to be predicted; obtaining an RNA sequence representation vector and a protein sequence representation vector in the RNA-protein pair to be predicted by vectorizing the RNA-protein pair to be predicted; obtaining respectively by using multiple interaction prediction models, multiple interaction prediction values of the RNA-protein pair to be predicted, based on the sequence feature of the RNA-protein pair to be predicted, the RNA sequence representation vector and the protein sequence representation vector in the RNA-protein pair to be predicted; and determining an interaction between the RNA and the protein according to the multiple interaction prediction values.

Abstract: This application provides an optical emission apparatus, an optical communication system, and an optical communication method. Light beams of N optical emission units in the optical emission apparatus are adjusted, so that an optical power of entering an optical receiving apparatus is maximized, and impact of a speckle caused by turbulence is minimized, thereby improving receiving efficiency of an optical antenna. The optical emission apparatus includes a first optical splitter and N optical emission units, where N is an integer greater than 1; the first optical splitter is configured to transmit received same signal light to the N optical emission units; and the N optical emission units are configured to output the signal light from the first optical splitter, to obtain light beams distributed based on a preset proportion.

Abstract: Methods and apparatuses for control of measurements are disclosed. According to an embodiment, a terminal device obtains (202) information about at least one relaxed measurement criterion, RMC. The terminal device determines (204) whether first criteria associated with a first mode of operation, MO, or second criteria associated with a second MO are satisfied, based at least on the obtained information. Measurements under the first MO are less stringent than measurements under the second MO. At least one criterion in at least one of the first criteria and the second criteria is associated with a result of clear channel assessment, CCA, procedure in at least one cell. The terminal device uses (206) a result of the determination for performing one or more operational tasks.

Abstract: There is disclosed a method of operating a wireless device in a wireless communication network, the wireless device being adapted for operating based on a clear channel assessment, CCA, on at least one carrier and/or cell for which an eDRX cycle is configured. The method includes performing one or more radio procedures based on one or more CCA parameters. The disclosure also pertains to related devices and methods.

Abstract: The application discloses a memory controller coupled between a memory module and a host controller to control access of the host controller to the memory module, comprising a central buffer coupled between the host controller and the memory module. The central buffer is configured to receive a command/address signal from the host controller via a command/address channel and selectively provide the command/address signal to the memory module. The command/address signal has an identity authentication message for identifying a source.

Abstract: The present application discloses a HART circuit and a method for determining the state of the field interface thereof. The HART circuit includes a control interface, an adjustable power supply module, a first HART module, an isolation module, and a field interface. The first HART module is configured to generate a first control signal when receiving a first inquiry signal from the control interface. The adjustable power supply module is configured to output a first power signal to the control interface and, in response to the first control signal, modulate the first power signal into a first HART signal. The isolation module is configured to isolate a signal from the first terminal of the isolation module and couple the isolated signal to a second terminal of the isolation module. The field interface is connected to the second terminal of the isolation module.

Abstract: A method for processing positron emission tomography data is provided, this method includes: obtaining a first coordinate and a second coordinate respectively corresponding to two ends of a response line to be processed; determining corresponding dimensional coordinates of the response line to be processed in a sinogram based on the first coordinate and the second coordinate; and generating the sinogram corresponding to the response line to be processed based on the dimensional coordinates. According to this method, the amount of calculation of system matrix is reduced, the accuracy of position information of the generated response line is improved, and the accuracy of generated sinogram is improved accordingly.

Abstract: Systems and methods are disclosed for frequency hopping schemes that are compatible with joint channel estimation. In one embodiment, a method implemented in a User Equipment (UE) comprises determining a value of a hopping index for a first set of N consecutive slots, wherein the N is an integer greater than 1, and after the N consecutive slots, incrementing the value of the hopping index for a second set of N consecutive slots. The method further comprises, for an uplink slot within the second set of N consecutive slots, determining a set of physical resource blocks (PRBs) in which to transmit a physical channel from a set of frequency offsets according to the value of the hopping index for the second set of slots and transmitting the physical uplink channel in the selected set of PRBs in the uplink slot.

Abstract: A method and an apparatus of training a classification model, a classification method, a classification apparatus, an electronic device, and a medium are provided. The method includes: processing first sample data by using an auto-encoding module, so as to obtain reconstructed sample data, wherein the auto-encoding module includes at least one autoencoder, the autoencoder includes an encoder and a decoder, and the first sample data includes medical sample data; processing first sample feature data of the first sample data by using a classification module, so as to obtain a first sample classification result; jointly training the auto-encoding module and the classification module according to the first sample data, the reconstructed sample data, the first sample classification result, and a first sample classification label value of the first sample data; and obtaining the classification model according to the trained encoder and the trained classification module.

Abstract: Systems and methods are provided for conducting continuous changelog-based replication of modifications made to a file system to a target storage system. An export system can monitor a changelog on a file system to detect changes made to the file system. The exporter system can further filter and reformat the changes for replication to the target storage system by storing the changes in a pending changes data store. To reduce duplicative traffic, the export system can store changes for a configurable delay period, writing all pending changes to a file system object after the delay while aggregating and deduplicating the changes, thus improving performance relative to immediate replication.