Abstract: A method and system for product knowledge fusion are discloses. The method includes following steps: acquiring original data of a product; performing knowledge extraction on the original data of the product to obtain entities, attributes and semantic relationships related to the product; building an entity information knowledge base according to the entities, attributes and semantic relationships related to the products; fusing the semantic relationships and attributes with the entities and matching the entities by adopting a text matching model to obtain original data of the product corresponding to matched entity information; and establishing a knowledge graph of the product according to the matched entity information. The method and system standardize multi-source heterogeneous data with a knowledge fusion method, thus effectively reducing polysemy and unclear references of knowledge caused by different data structures and sources.

Abstract: Method and device in nodes used for wireless communications. A node receives first information, the first information being used to determine X candidate formats; transmits a first signal, the first signal using a first format; and transmits a second signal, the second signal using a second format; the first format is one of the X candidate formats, and the second format is also one of the X candidate formats; a first timing offset value is used to determine a transmission timing for the first signal, while a second timing offset value is used to determine a transmission timing for the second signal, where the first timing offset value is unequal to the second timing offset value; the first format relates to the first timing offset value while the second format relates to the second timing offset value. The present disclosure improves the random access performance.

Abstract: The present disclosure provides method and device in nodes used for wireless communication. A node transmits a first HARQ feedback, the first HARQ feedback being used to indicate either an ACK or a NACK; receives a first PDCCH, the first PDCCH being used to determine scheduling information for a first PDSCH; and determines whether a target condition is fulfilled, and, when the target condition is fulfilled, transmits a second HARQ feedback, the second HARQ feedback being only used to indicate a NACK; the first PDSCH is used for a retransmission of a first bit block; the first HARQ feedback is used for the first bit block, the first HARQ feedback being used to determine the target condition. The present disclosure improves the HARQ retransmission resource utilization ratio.

Abstract: The present disclosure provides an organic electroluminescent device and a display panel. The organic electroluminescent device provided by the present disclosure includes: a first electrode, a second electrode and a light-emitting layer located between the first electrode and the second electrode, and an optical structure located at a side of the first electrode facing away from the light-emitting layer. A reflectance of the optical structure with respect to light of a specific wavelength band is greater than a reflectance of the optical structure with respect to light of a wavelength band other than the specific wavelength band, the light of the specific wavelength band being light emitted by the organic electroluminescent device, and a material for forming the optical structure includes at least one of nitrogen, oxygen, and fluorine.

Abstract: The present disclosure discloses a method and a device in a communication used for wireless communication. The communication node first performs X measurement(s) respectively in X time-frequency unit(s), the X measurement(s) respectively being used for acquiring X first-type measurement value(s), the X being a positive integer; and then performs a first measurement, the first measurement being used for acquiring a second-type measurement value; and finally transmits a first radio signal; herein, the X first-type measurement value(s) is(are) used for the first measurement, the second-type measurement value acquired by performing the first measurement is used for determining at least one of an MCS employed by the first radio signal or time-frequency resources occupied by the first radio signal; a number of time-frequency resources occupied by one of the X time-frequency unit(s) is related to a subcarrier spacing of subcarriers occupied by the first radio signal.

Abstract: The present disclosure provides a method and a device in a communication node for wireless communications. The communication node first receives first information; then receives a first signaling in X time windows; and transmits a first radio signal; wherein the first information is used to determine the X time windows, time-domain resources occupied by the first signaling are first time-domain resources, the X being a positive integer greater than 1; a start time for a transmission of the first radio signal is related to a first transmission timing adjustment and a second transmission timing adjustment; the first signaling is used to determine the first transmission timing adjustment, and the second transmission timing adjustment is related to a position of the first time-domain resources in the X time windows; the first information. The method in the present disclosure ensures uplink synchronous transmissions and improves link-level and system-level performance.

Abstract: The present disclosure provides a method and a device in a base station used for Unlicensed Spectrum. The base station first transmits K1 radio signals in a reference time window and then receives K1 HARQ feedbacks, and performs Q1 energy detections respectively in Q1 time sub-pools on a first frequency sub-band; the K1 HARQ feedbacks are respectively used for determining whether the K1 radio signals are correctly received; a first radio signal is a radio signal of the K1 radio signals, the first radio signal carries part of bits comprised by a first bit block; a first HARQ feedback is used for determining whether the first radio signal is correctly received, HARQ feedback(s) other than the first HARQ feedback among the K1 HARQ feedbacks is(are) used for determining the Q1 time sub-pools. The present disclosure increases the chance of access to Unlicensed Spectrum and the utilization ratio of spectrum resources.

Abstract: The present disclosure provides a method and a device in nodes used for wireless communication. A node receives a first information block, transmits a second information block and monitors M1 control channel candidates in a first time window; the first information block indicates a scheduled cell set; the M1 control channel candidates occupy M2 control channel elements; the second information block indicates a combination employed by the serving cell(s) comprised by the first scheduling cell subset; a first SCS is used to determine a time length of a multicarrier symbol in the first time window, and the combination employed by the first scheduling cell subset is used to determine a number of multicarrier symbols comprised in the first time window; M1 is no greater than a first threshold, and M2 is no greater than a second threshold. This disclosure can improve scheduling performance.

Abstract: The present disclosure provides a method and a device in a communication node used for wireless communications. A communication node first receives first information and second information; and then transmits a first radio signal; and monitors a first signaling in a first time window; the first information is used to determine a time length of the first time window, an interval between an end for a transmission of the first radio signal and a start of the first time window is a first time interval, and the second information is used to determine a time length of the first time interval; a bit output by a first bit block through channel coding is used to generate the first radio signal, the first bit block carries a first identity, and a second identity is used for monitoring the first signaling. The present disclosure helps improve the performance of random access.

Abstract: The present disclosure provides method and device in nodes used for wireless communication. A node receives first information; receives a first signaling; and transmits a first signal; the first information is used to determine a first characteristic parameter group, the first signaling is used to determine a target time length out of a first time length set, and the first characteristic parameter group comprises at least one of a type of a transmitter of the first information, a height of a transmitter of the first information or a common time offset; the first time length set is one of X candidate time length sets; the first characteristic parameter group is used to determine a first time length set out of the X candidate time length sets. The present disclosure ensures a successful uplink transmission.

Abstract: An iterative detection and decoding (IDD) circuit is provided. The iterative detection and decoding (IDD) circuit is configured to perform M outer iterations on a received signal, and Ni inner iterations are performed during the ith outer iteration of the M outer iterations, where M is an integer greater than 1, i is an integer less than or equal to M, and N1 to NM are integers and include at least two different values.

Abstract: A content delivery method and system, where the content delivery method includes receiving, by a first virtual server, a first request message from a content requester, where the first request message carries a first uniform resource locator (URL) of user-requested content, determining, by the first virtual server according to a cache list maintained by the first virtual server, that one of one or more storage servers managed by the first virtual server has cached the content corresponding to the first URL, and redirecting the first request message to a first storage server that is recorded in the cache list and that has cached the content corresponding to the first URL. A computation capability and a storage capability of a server cluster are separated, and content input/output (I/O) throughput performance is effectively improved.

Abstract: Systems and methods for multi-frame video frame interpolation. Higher-order motion modeling, such as cubic motion modeling, achieves predictions of intermediate optical flow between multiple interpolated frames, assisted by relaxation of the constraints imposed by the loss function used in initial optical flow estimation. A temporal pyramidal optical flow refinement module performs coarse-to-fine refinement of the optical flow maps used to generate the intermediate frames, focusing a proportionally greater amount of refinement attention to the optical flow maps for the high-error middle frames. A temporal pyramidal pixel refinement module performs coarse-to-fine refinement of the generated intermediate frames, focusing a proportionally greater amount of refinement attention to the high-error middle frames.

Abstract: Implementations of the present disclosure include obtaining a secret key, by a client node, according to a threshold secret sharing scheme agreed to by a number of client nodes; generating one or more commitment values of a confidential transaction of the client node by applying a cryptographic commitment scheme to transaction data; generating encrypted transaction information of the confidential transaction by encrypting the transaction data using the secret key; and transmitting, to a consensus node of a blockchain network, a content of the confidential transaction for execution, wherein the content of the confidential transaction includes: the one or more commitment values; the encrypted transaction information; and one or more zero-knowledge proofs of the transaction data.

Abstract: Provided are a display substrate, a display device, and a method for manufacturing the display substrate. The display substrate includes: a first inorganic encapsulation layer covering pixels of an island region and covering a signal line of a bridge region, a first organic encapsulation layer covering the first inorganic encapsulation layer, and multiple insulating layers located in the bridge region and between the first inorganic encapsulation layer and a substrate.

Abstract: The present disclosure provides a display substrate, a manufacturing method thereof and a display device, and relates to the field of display technology. The display substrate includes a base substrate, and a driving circuitry layer and a light-emitting unit arranged on the base substrate. The driving circuitry layer includes a first gate metal layer, and a pattern of the first gate metal layer includes a gate line. The first gate metal layer includes a first conductive layer with resistivity less than a first threshold and a Young's modulus less than a second threshold, and a first conductive protection layer arranged at a side of the first conductive layer away from the base substrate.

Abstract: The disclosure provides a method and a device used in node for wireless communication. The communication node first transmits first information, and then transmits a first radio signal; the first radio signal occupies a first time interval in time domain; the first information is used for indicating a target time length, the target time length is one candidate time length in a target candidate time length set; the first time interval belongs to a first time window, time domain resources in the first time window other than the first time interval are reserved as a gap by a transmitter of the first radio signal, and the target time length is equal to a difference value between the time length of the first time window and the time length of the first time interval. The disclosure improves resource utilization.

Abstract: A method and a device in communication nodes used for wireless communications. A communication node receives first information, transmits a first radio signal, and monitors a first-type signaling in a first time window. Wherein an end time for a transmission of the first radio signal is used for determining a start of the first time window, and a time-domain resource occupied by the first radio signal is used for determining a first characteristic identity. The first characteristic identity is one of M characteristic identities, M being a positive integer greater than 1, and the first information is used for determining the M characteristic identities. The first-type signaling carries one of the M characteristic identities, and the communication node determines a characteristic identity carried by the first-type signaling out of the M characteristic identities through blind detection. The random access performance is therefore improved.

Abstract: Provided is an array substrate and a preparation method thereof and a display device, to improve performance and yield of display products. An embodiment of the present disclosure provides an array substrate, where the array substrate is divided into a display area and a surrounding area arranged outside the display area; the array substrate includes: a substrate, electroluminescent devices and an encapsulation layer disposed on the substrate in the display area, the encapsulation layer configured to encapsulate the electroluminescent device, and a touch function layer disposed on the encapsulation layer; the touch function layer includes a touch lead extending from the display area to the surrounding area; and the array substrate further includes: a thickness compensation layer located in the surrounding area and disposed between the substrate and the touch lead layer.

Abstract: A quantum dot alloy nanomaterial, a preparation method therefor, and a semiconductor device. The quantum dot alloy nanomaterial comprises N alloy nanostructured units arranged in sequence in a radial direction, wherein N is larger than or equal to 2. The alloy nanostructured units comprise type A1 and type A2. Type A1 or type A2 is a gradient alloy component structure in which energy level width increases or decreases from inside out in the radial direction, respectively. In quantum dot alloy nanomaterial, alloy nanostructured units of type A1 and type A2 are alternately distributed, and the energy levels of adjacent alloy nanostructured units are continuous. The quantum dot alloy nanomaterial not only achieves higher luminous efficiency, but satisfies comprehensive performance requirements of a QLED device and a corresponding display technology for quantum dot alloy nanomaterial, and is an ideal material applicable to QLED and display technology.