Abstract: Embodiments of the present disclosure relate to semantic parsing for short text. According to embodiments of the present disclosure, a method is proposed. The method comprises: obtaining a set of sentences associated with a short text, each of the set of sentences containing all of words in the short text; determining a set of syntactic features associated with the set of sentences, each of the set of syntactic features indicating at least one of a constituency relation and a dependency relation of the corresponding sentence; and determining a semantic structure of the short text based on the set of syntactic features.

Abstract: A semiconductor package and a formation method thereof are provided. The method includes: providing a device wafer, with a barrier layer covering a back surface of a semiconductor substrate, and having a through substrate via (TSV) penetrating through the barrier layer and extending into the semiconductor substrate; defining an alignment mark over the back surface of the semiconductor substrate; forming a seed layer over the back surface of the semiconductor substrate, wherein the seed layer has a recess portion corresponding to the alignment mark; forming a mask layer on the seed layer; performing a lithography process by using a redefined alignment mark formed by the recess portion of the seed layer, to form an opening through the mask layer and overlapping the TSV; filling a conductive structure in the opening; removing the mask layer and portions of the seed layer around the conductive structure; and singulating the processed device wafer.

Abstract: A method includes forming a conductive pillar over and connecting to a conductive pad, dispensing a first polymer layer, wherein the first polymer layer contacts a lower portion of a sidewall of the conductive pillar, curing the first polymer layer, and dispensing a second polymer layer on the first polymer layer. The second polymer layer contacts an upper portion of the sidewall of the conductive pillar. The second polymer layer is then cured.

Abstract: The present disclosure belongs to the technical field of drug delivery and biomimetic structures inducing cell proliferation and differentiation, and in particular relates to a micro-nano medical stent for directional, quantitative and timed controlled release of drug and a preparation method thereof. The micro-nano medical stent provided by the present disclosure is composed of an ordered fiber structure electrospun as a skeleton layer and a disordered fiber structure electrospun as an ECM layer that can both load drugs. The micro-nano medical stent can achieve directional, quantitative and timed release of drugs.

Abstract: A light emitting diode package structure includes one or more lead frame units, a light emitting element, and an encapsulation unit that completely covers the light emitting element and partially covers the lead frame units. Each lead frame unit includes a chip-mounted portion, a first electrode portion, and a second electrode portion. The first and the second electrode portion extend along a first direction, and are disposed on two sides of the chip-mounted portion. Each lead frame unit further includes multiple first connecting portions extending from the chip-mounted portion along the first direction, and multiple second connecting portions formed by extension of the first and the second electrode portion along a second direction. The light emitting element is fixed to the chip-mounted portion and electrically connected to the electrode portions. A lead frame that includes the at least one lead frame unit is also provided.

Abstract: The present invention relates to a (meth)acrylic composition suitable for (meth)acrylic polymeric compositions and (meth)acrylic polymeric composites, its method of preparation and its use. In particular the present invention relates to a (meth)acrylic composition that is slightly crosslinked once polymerized and that is suitable for (meth)acrylic composites and more particular for rebars. More particularly the present invention relates to a (meth)acrylic composition suitable for rebars, preparing such a (meth)acrylic compositions, composite rebar comprising is and method of preparing such a composite rebar. The present invention also relates also to the use of such a (meth)acrylic composition and use of rebars.

Abstract: A method of utilizing humic acid to prepare layered humic acid/manganese oxide composite catalyst and its application, the method includes the steps of: adding sodium hypochlorite, manganese salt and humic acid to a water source, stirring and mixing; then introducing into a filter device having a filter material of manganese and a support medium, and generating a layered humic acid/manganese oxide composite catalyst on a surface of the filter material while directing a continuous water flow of the water source into the filter device with a short empty bed contact time for a short time. The catalyst can be used to effectively remove manganese to maintain an effluent with a Mn2+ concentration of not more than 20 ?g/L and to effectively remove heavy metals such as iron, manganese, arsenic, thallium, molybdenum or lead from the water source under neutral, acidic or alkaline conditions with a removal rate of 95% more.

Abstract: The present disclosure discloses a nanoparticle vector for RNA self-delivery and a preparation method therefor and use thereof. The nanoparticle vector includes: a ?-cyclodextrin-RNA conjugate, an adamantane-ligand conjugate, and a cationic polymer, wherein the adamantane-ligand conjugate is formed by conjugating adamantane with a ligand molecule through polyethylene glycol. Through a host-guest interaction between ?-cyclodextrin and an adamantane molecule, the nanoparticle vector can realize the modular conjugation of a delivered RNA molecule and the ligand molecule, and realize the self-delivery of RNA. The polyethylene glycol molecule can avoid the recognition and phagocytosis of immune cells before the vector enters target cells, and ?-cyclodextrin can realize the escape of intracellular nucleosome.

Abstract: A method includes obtaining personal activity data of a user generated by one or more sensing devices in proximity to the user. The method also includes receiving a user query from the user via a user interface. The method further includes using a large language model (LLM) based digital assistant to generate one or more user-specific suggestions or actions based on the personal activity data and the user query, the digital assistant comprising a hierarchical multi-LLM-agent structure that includes one or more pre-trained LLMs.

Abstract: Methods and systems for user presence detection using wireless technology. A computer-implemented method includes receiving one or more data signals from at least one WiFi-node-to-Access-Point (AP) link or at least one WiFi-node-to-node link, performing a signal pre-processing process on the one or more data signals to generate one or more pre-processed data signals, performing the signal pre-processing process including performing a uniform sampling process, a power normalization process, an anomaly sample removal process, and a filtering process, extracting one or more features using the one or more pre-processed data signals, and using the one or more features to determine whether a user is present in the home and identify a specific room in which the user is located.

Abstract: A method by a user equipment (UE) for Message A (MsgA) transmission in a two-step Random Access (RA) procedure is provided. The method includes receiving, from a base station (BS), a Physical Random Access Channel (PRACH) configuration including sets of PRACH preambles, each set of PRACH preambles being associated with a feature or feature combination; receiving, from the BS, a first MsgA Physical Uplink Shared Channel (PUSCH) configuration associated with the PRACH configuration; receiving, from the BS, a second MsgAPUSCH configuration associated with a specific set of PRACH preambles; determining a first PRACH preamble associated with a specific feature or feature combination from the sets of PRACH preambles; determining a MsgA PUSCH corresponding to the first PRACH preamble depending on whether the first PRACH preamble is within the specific set of PRACH preambles; and transmitting, to the BS, the first PRACH preamble and the MsgA PUSCH.

Abstract: A method comprises receiving, by a radar sensor, reflections from at least two points on a body of a user. The method comprises determining, by a processor operatively coupled to the radar sensor, a change of an elevation angle and a rate of change of the elevation angle of the user with respect to the radar sensor, based on the reflections from the at least two points on the body of the user. The method comprises determining changes of a radar cross-section (RCS) associated with the body of the user along an elevation dimension. The method comprises determining whether a fall event occurred based on at least one of: the rate of change and the change of the elevation angle, or the changes of the RCS.

Abstract: An electronic device includes a transceiver configured to transmit and receive ultrawide band (UWB) radar signals. The electronic device also includes a processor operatively coupled to the transceiver. The processor is configured to, based on the received UWB radar signals, detect a human within a detection area of the transceiver. The processor is further configured to perform, based on the detection of the human within the detection area of the transceiver, a motion detection operation, and perform, based on a result of the motion detection operation, a fall detection operation.

Abstract: An apparatus includes a microphone, a memory, and a processor operably coupled to the memory. The processor is configured to determine an energy level of an audio signal captured by the microphone and determine whether the audio signal indicates a possible fall. The processor is further configured to, upon a determination that the audio signal indicates the possible fall, poll a fall detection module.

Abstract: A method of forming a semiconductor package includes: surrounding a die with a molding material; and forming a redistribution structure (RDS) over the molding material and electrically coupled to the die, which includes: depositing a first dielectric layer over the molding material; patterning the first dielectric layer to form first openings in the first dielectric layer; performing a first descum process to clean the first openings; after performing the first descum process, forming a first redistribution layer (RDL) on the first dielectric layer; depositing a second dielectric layer over the molding material; patterning the second dielectric layer to form second openings in the second dielectric layer; performing a second descum process to clean the second openings, where the first and second descum processes are performed under different process conditions; and after performing the second descum process, forming a second RDL on the second dielectric layer.

Abstract: A method performed by a user equipment (UE) is provided. In the method, at least one of a first configuration associated with a first operation of switching a search space set group and a second configuration associated with a second operation of skipping a physical downlink control channel monitoring are received. Downlink control information comprising a specific field associated with at least one of the first configuration and the second configuration is also received. When the first and second configurations are received, the first operation is performed based on a value in the specific field and the first configuration when the value in the specific field is one of a first set of values, and the second operation is performed based on the value in the specific field and the second configuration when the value in the specific field is one of a second set of values.

Abstract: Embodiments of the present disclosure provide an electrical device, a method for controlling a solid state circuit breaker electrical device, and a computer-readable storage medium. The method comprises: in a closed state of a mechanical switch of the electrical device, closing one of a plurality of electronic switches of the electrical device within a predetermined time period before a zero-crossing point of an input voltage of a bus circuit to which the electrical device is connected; acquiring a current value or a voltage value of a sampling resistor in the electrical device within the predetermined time period; and in response to determining that the current value or the voltage value as acquired is less than or equal to a predetermined threshold, causing an indication component to indicate that there is no short circuit fault in the bus circuit.

Abstract: A method for a User Equipment (UE) for performing uplink transmissions for Random Access (RA) is provided. The method receives, from a base station, at least one configuration indicating a first threshold and initiates an RA procedure. The method determines whether to perform Multiple Physical Random Access Channel (PRACH) (MP) transmissions based on, at least, a comparison between a measurement result and the first threshold. The method then selects a PRACH resource configured for the MP transmissions in response to determining that the MP transmissions are to be performed. Performing the MP transmissions includes transmitting, repeatedly, an RA preamble, on the PRACH resource configured for the MP transmissions, before the UE begins monitoring a Physical Downlink Control Channel (PDCCH) for receiving a Random Access Response (RAR) that corresponds to the RA preamble.

Abstract: The present disclosure relates to systems, non-transitory computer-readable media, and methods for providing a secure development environment for developing computer models by utilizing an exploration environment in conjunction with a production environment. In particular, the disclosed systems provide a method for a client account to develop machine learning models securely and efficiently (e.g., access, generate, train, and activate) by utilizing a scalable exploration environment isolated from a production environment. Further, the disclosed systems can provide a system for the client account to utilize to convert the exploration model to a production model and activate the production model within the production environment. In this way, the disclosed systems provide a separation between the exploration environment and the production environment when testing models and thus constrain the impact of testing models to the production environment.

Abstract: An electronic device may be provided with an antenna module having a substrate. An antenna may be disposed on the substrate. The antenna may have a directly fed patch and parasitic patches. The antenna may be fed by a feed via. The parasitic patches may include a first layer of parasitic patches separated by a gap overlapping the directly fed patch. The parasitic patches may include an additional parasitic patch formed in a second layer. The additional parasitic patch may overlap the gap. A floating ground via may couple a center of the additional parasitic patch and a center of the directly fed patch to a landing pad in a ground layer. The landing pad may short the via to the ground layer at the radiating frequency of the antenna. The landing pad may be electrically floating at DC frequencies.