Abstract: A three-dimensional ultrasound tomography method and system based on spiral scanning are provided. The method includes the following. (1) Collecting raw data: an emission array element is switched while a probe maintains a uniform linear motion, so that changes in trajectory with time of a position of an equivalent emission array element in a three-dimensional space show a spiral or a partial spiral, and echo data is received. (2) Pre-processing data. (3) Calculating coordinates of each equivalent emission array element. (4) Calculating coordinates of an imaging focus point. (5) Performing synthetic aperture focusing on each imaging focus point. (6) Post-processing data. The disclosure improves the principle of the imaging method, the design of the overall process, etc. Volume data containing information of continuous tissue layers is obtained through spiral scanning.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a network device may determine that a ping-pong condition is satisfied with regard to a Long Term Evolution (LTE) radio access technology (RAT) and a New Radio (NR) RAT. The network device may configure a dual connectivity mode for the UE based at least in part on the ping-pong condition being satisfied. The network device may cause the UE to deprioritize the NR RAT based at least in part on the ping-pong condition being satisfied. Numerous other aspects are provided.

Abstract: Aspects of the subject disclosure may include, for example, obtaining a session record including properties visited by a consumer during a sample period and extracting, from the session record, a select group of properties associated with a particular category of a predetermined taxonomy of various marketplaces. A breadth value of the select group of properties visited during the sample period is determined according to a number of unique properties of the select group of properties. A depth value of the properties visited during the sample period is also determined according to an extent of consumer interaction with content of properties of the select group of properties. A change point, indicating a state transition along a purchase cycle, is determined based on variations in distributions more than one of the breadth, depth, and recency values without relying on an assumption of a specific parametric family. Other embodiments are disclosed.

Abstract: Disclosed herein are systems and methods for correlating item data. A system for correlating item data may comprise a memory storing instructions and at least one processor configured to execute instructions to perform operations comprising: receiving reference text data associated with a reference item from a device; receiving reference image data associated with the reference item from the remote device; determining candidate text data and candidate image data associated with at least one candidate item; selecting a text correlation model; determining a first similarity score by applying the text correlation model to the reference text data and the candidate text data; selecting an image correlation model; determining a second similarity score by applying the image correlation model to the reference image data and the candidate image data; calculating a confidence score based on the first and second similarity scores; and performing a responsive action based on the calculated confidence score.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may determine that the UE is in an active communication session using a first radio access technology (RAT), wherein the UE is operating in a dual connectivity mode that uses a master cell group for the first RAT and a secondary cell group for a second RAT; determine that the UE is configured with a maximum transmit power, for the first RAT in the dual connectivity mode, that is less than a maximum transmit power threshold; determine that at least one of a power headroom (PHR) value or an estimated uplink block error rate (BLER) satisfies a condition; and transmit an indication that the secondary cell group has failed based at least in part on those determinations. Numerous other aspects are provided.

Abstract: Various aspects of the present disclosure generally relate to wireless communication. In some aspects, a user equipment (UE) may transmit, based at least in part on a transmit configuration, a first communication associated with a first group of logical channels associated with at least a portion of an ON duration of an uplink transmission interval configuration. The UE may transmit, based at least in part on the transmit configuration, a second communication during at least a portion of an OFF duration of the uplink transmission interval configuration, wherein the transmit configuration indicates a first amount of energy for the first communication based at least in part on the first communication being associated with the first group of logical channels and a second amount of energy for the second communication based at least in part on the second communication being associated with a second group of logical channels. Numerous other aspects are provided.

Abstract: The present disclosure relates to a 1D partial Fourier parallel magnetic resonance imaging method with a deep convolutional network and belongs to the technical field of magnetic resonance imaging.

Abstract: A method for user detachment when a handover or change occurs in a heterogeneous network is provided. The method includes: a user equipment (UE) is handed over or switched from a source network to a target network; a network element on a network side determines whether to detach the UE from the source network, and if yes, the network element on the network side detaches the UE from the source network. A system and a device for user detachment when a handover or change occurs in a heterogeneous network, and another method for user detachment when a handover or change occurs in a heterogeneous network are also provided.

Abstract: One or more aspects of overheating signaling are disclosed. In some implementations, a method of wireless communication includes transmitting, by a user equipment (UE) while in a dual connectivity configuration, an overheat assistance indicator corresponding to an overheating condition at the UE. The method also includes, after sending the overheat assistance indicator and based on the overheating condition, performing, by the UE, an adjustment on a new radio (NR) configuration.

Abstract: An alarm analysis method, including determining M alarm pairs in a first alarm set, where each alarm pair of the M alarm pairs includes a first alarm and a second alarm having an association, generating, according to an association rule, a first feature set of N alarm pairs, the first alarm of each alarm pair of the N alarm pairs being an alarm pair root in the first feature set, the first feature set including a first probability that a first subsystem to which each first alarm belongs is a subsystem root and a first alarm object is an alarm object root and a second probability that a second subsystem to which each second alarm belongs is a subsystem root and a second alarm object is an alarm object root, and determining root information of the first alarm set based on the first probability and the second probability.

Abstract: Aspects of the disclosure relate to using machine learning for remote wake up of a mobile device. A computing platform may receive historical data corresponding to driving trip patterns. The computing platform may train a machine learning model using the historical data corresponding to the driving trip patterns. The computing platform may receive initial data corresponding to a particular individual, and input the initial data into the machine learning model, which may cause output of a predicted trip start time of a driving trip of the particular individual. The computing platform may send, to a mobile device corresponding to the particular individual, one or more commands directing the mobile device to wake up prior to the predicted trip start time and to initiate collection of driving trip data corresponding to the driving trip, which may cause the mobile device to be configured for the collection of driving trip data.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) in a wireless communications system may perform measurements of a network while in an idle or an inactive state. The UE may receive, from a base station, an idle mode measurement configuration and a logged measurement configuration for performing measurements while the UE is in the idle state or the inactive state. The UE may determine, from the idle mode measurement configuration, that the measurements are to also be used for minimization of drive test (MDT) reporting. The UE may generate an MDT report based on the idle mode measurement configuration and the logged measurement configuration. The UE may transmit, to the base station, the MDT report based on the idle mode measurement configuration.

Abstract: Various aqueous coating formulations are described. The compositions include one or more UV curable polyurethane dispersions, and optionally one or more of the following: non-UV curable acrylic polymers, a polyester dispersion, a non-UV curable polyurethane dispersion, and one or more additives. The compositions can be used to form top coats that exhibit good resistance to scratches and solvents, and improved ink adhesion and image quality.

Abstract: The present disclosure provides a display assembly, a display device, and a manufacturing process. The display assembly includes: a substrate; a display element arranged in a display region of the substrate; a package film covering the display element; a driving circuit arranged in a non-display region of the substrate; a chip-on-film bonded with the driving circuit; and a support portion arranged in the non-display region of the substrate and outside the package film.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may be configured to maintain multiple message buffers for storing public warning system (PWS) information. The UE may receive a first segment of public PWS information via a first cell, where the PWS information is associated with a geographical scope that includes the first cell. The UE may perform a cell change procedure from the first cell to a second cell different from the first cell, and may receive a second segment of the PWS information via the second cell. The UE may then store the first segment and the second segment within multiple message buffers based on the second cell being included within the geographical scope associated with the PWS information.

Abstract: This disclosure provides systems, methods and apparatus, and computer programs encoded on computer storage media, for managing communications with a base station by a processor of a wireless device. In one aspect, a processor of a wireless device may receive from the base station a system information change indication in first system information. The processor may determine from the first system information scheduling information of second system information. The processor may determine a factor that a request for the second system information will collide with a request from another wireless device for the second system information. The processor may send the request for the second system information using the determined factor.

Abstract: The present application provides a method for testing the coverage effect of a VHF communication base station, including: a server sending preset test parameter information to a mobile station, sending a first start test instruction to the mobile station and at least one base station, and receiving first audio data and first location information sent by the at least one base station, and second audio data and second location information sent by the mobile station. By using the mobile stations to send or receive audio data at different distances to a temporary VHF communication base station, it is possible to accurately determine a coverage distance of the temporary VHF communication base station and a transmission effect of the audio data at different communication distances.

Abstract: Methods, systems, and devices for wireless communications are described. A user equipment (UE) may receive, from a base station, control signaling for communications in a wireless communications system. The control signaling may indicate a first duration for an inactivity timer. The UE may initiate the inactivity timer and a second timer based on identifying a period of inactivity. The second timer may have a second duration that is shorter than the first duration for the inactivity timer. In some examples, the second duration may be based on one or more parameters, such as a display status, a battery status, a scaling factor, the first duration, an application state, or any combination thereof. The UE may release a connection for the communications in the wireless communications system based on an expiration of the second timer, an expiration of the inactivity timer, or a combination thereof.

Abstract: Certain aspects of the present disclosure relate to methods and apparatus for improving voice over new radio (VoNR)-to-voice over long term evolution (VoLTE). An example method generally includes communicating with and camping on a next generation node B (gNB) in a 5G new radio (NR) system; initiating a voice call with the gNB; receiving a 5G NR-to-long term evolution (LTE) handover command in response to initiating the voice call; performing a handover procedure in response to the handover command; detecting a failure in the handover procedure; and taking one or more actions in response to detecting the failure in the handover procedure.

Abstract: Methods, systems and devices for wireless communications are described for differentiation between standalone (SA) and non-standalone (NSA) cells in a wireless communications system. A user equipment (UE) may receive an indication of a subcarrier offset for a system information block (SIB). The SIB may be for a cell of a wireless communications network. The cell may be in accordance with a radio access technology. The UE may determine, based on the subcarrier offset for the SIB, whether the cell is configured as an SA cell or as an NSA cell for the radio access technology. The UE may communicate via the wireless communications network based on whether the cell is configured as an SA cell or as an NSA cell.