Abstract: The present disclosure provides example operation accelerators and compression methods. One example operation accelerator includes a storage configured to store first input data, weight data, and a control instruction, and an operation circuit connected to the storage and configured to perform matrix multiplication on the first input data and the weight data, to obtain a computation result. The operation accelerator further includes a compression module configured to compress the computation result to obtain compressed data, as well as a controller connected to the storage and configured to obtain the control instruction from the storage, and when the control instruction includes instructions to compress the computation result, control the compression module to compress the computation result to obtain the compressed data.

Abstract: A simulation analysis method for an injection volume of alternate displacement of shale oil by carbon dioxide and nitrogen includes steps of simulating the alternate displacement of shale oil by carbon dioxide and nitrogen for multiple times through the core displacement simulation experiment, measuring the oil displacement efficiency change for every time, obtaining the porosity change in the entire displacement process through the porosity change before and after alternate displacement, and building the injection volume adjustment expression of alternate displacement of shale oil by carbon dioxide and nitrogen as a reference of the injection volume of alternate displacement of shale oil by carbon dioxide and nitrogen, so that the total displacement efficiency in the actual mining process is improved, thus increasing the production rate of shale oil and reducing the usage amount of carbon dioxide. A simulation analysis device is used to carry out the simulation analysis method.

Abstract: A power connector with a simplified assembly structure is provided. The power connector includes an insulating housing and a terminal assembly. The insulating housing includes two openings at one end and a socket at the other end. The socket communicates with the two openings. A partition is extended and connected between an inner left wall and an inner right wall of each opening, and multiple pairs of protruding ribs protrude from the partition to create two separated spaces in each opening. The terminal assembly includes a positive terminal and a negative terminal, each with two conductive plates and multiple pairs of clamping elastic pieces extending from one end of the two conductive plates and bending inward. The clamping elastic pieces are inserted in the socket, and the conductive plates are respectively positioned in the separated spaces and contacted by the protruding ribs.

Abstract: The present disclosure provides a fire-prevention and extinguishing material for plugging an air leakage in an underground barrier pillar of a coal mine and a use method thereof. The fire-prevention and extinguishing material for plugging the air leakage includes an upper fabric layer, an intermediate layer, and a lower fabric layer. A plurality of fiber filaments are evenly distributed in the intermediate layer such that the intermediate layer has a flexible deformability. The intermediate layer is filled with a cement powder. The upper fabric layer is made of a flame-retardant flexible material. The upper fabric layer is configured to deform under a pressure to block off oxygen and plug the air leakage in the underground barrier pillar. The lower fabric layer is made of a water-soluble material.

Abstract: This disclosure provides a scheduling apparatus and method, and a related device. The scheduling apparatus includes a dispatcher coupled to an execution apparatus. The dispatcher includes a plurality of first buffers, each of the plurality of first buffers is configured to cache target tasks of one task type, the target tasks include a thread subtask and a cache management operation task, and the cache management operation task indicates to perform a cache management operation on input data or output data of the thread subtask. The dispatcher is configured to: receive a plurality of first target tasks, and cache the plurality of first target tasks in the plurality of first buffers based on task types; and dispatch a plurality of second target tasks to the execution apparatus.

Abstract: A multi-core processor and a related inter-core communication method are provided. The multi-core processor includes an inter-core communication module and a plurality of processor cores. The plurality of processor cores include N first processor cores. Each of the N first processor cores is configured to: execute a first task to generate operation information, where the operation information includes a completion identifier of the first task, and one or more of a processor core identifier of the first processor core, an inter-core synchronization mode, or association information of the first task; and send the operation information to the inter-core communication module. The inter-core communication module is configured to: determine M second processor cores from the plurality of processor cores based on N pieces of operation information, and separately send the completion identifier to the M second processor cores. Inter-core communication can be performed more efficiently and cost-effectively.

Abstract: Disclosed are immunomodulatory compounds, pharmaceutical compositions containing them, and methods of making and using the compounds to treat diseases and disorders characterized by aberrant protein activity that can be targeted by cereblon.

Abstract: Disclosed are compounds and pharmaceutically acceptable salts and stereoisomers thereof that may cause degradation of various proteins e.g., IKZF2 (Helios). Also disclosed are pharmaceutical compositions containing same, and methods of making and using the compounds to treat diseases and disorders characterized or mediated by aberrant protein activity.

Abstract: The present disclosure relates to a method for analyzing a geological body with the help of physical and chemical properties thereof, and in particular, to a method for identifying an exudative sandstone uranium deposit. With the method for identifying an exudative sandstone uranium deposit according to the embodiments of the present disclosure, an exudative sandstone uranium deposit formed by an exudation metallogenesis may be systematically identified, so as to guide prediction and prospecting evaluation of a uranium deposit in red variegated sandstone formations of a sedimentary basin, avoid ore dislocation and ore leakage, open up new prospecting positions and spaces, and break through new uranium resources.

Abstract: A method for hierarchically optimizing a scheduling plan of a heterogeneous helicopter fleet, comprising: step 1: summarizing important information in a disaster situation, and constructing a structured input mission scenario; step 2: constructing a scheduling problem model of the heterogeneous helicopter fleet, wherein the model is decomposed into two hierarchies including a route planning problem model and a mission assignment optimization model; step 3: designing the solution data structures, using the mission assignment matrix as the corresponding data structure for the mission assignment optimization model, and using the helicopter mission route as the corresponding data structure for the route planning problem model; step 4: combining the solution data structures and the route planning problem model, and developing a route planning solver; step 5: combining the solution data structures, the mission assignment optimization problem model and the route planning solver, developing a solver for the optimizat

Abstract: Disclosed are compounds according to Formula (I), and related pharmaceutical compositions. Also disclosed are therapeutic methods for reducing IKZF2 and methods of treating cancer using the compounds of Formula (I).

Abstract: A pulsed low-altitude and high-spray tank fire truck and a spray method thereof are provided. A liquid working medium is stored in the liquid working medium storage tank. A phase change enabler is configured to heat the liquid working medium such that the liquid working medium changes from a liquid phase into a gas phase and to pressurize the gasified working medium and send it into an energy storage gas tank. The first and second pressure-resistant water tanks work alternately. The first and second electric control water cannons are configured to spray a high-pressure liquid fire extinguishing agent to a position of a fire point at a specified height. The system control module is configured to realize automatic inflating of the first and second pressure-resistant water tanks and automatic spray operation of the first and second electric control water cannons.

Abstract: Disclosed are compounds and pharmaceutically acceptable salts and stereoisomers thereof that may bind to CRBN complex and cause degradation of various proteins e.g., IKZF2 (Helios). Also disclosed are pharmaceutical compositions containing same, and methods of making and using the compounds to treat diseases and disorders characterized or mediated by the presence of a protein, and hence would benefit from degradation of said protein.

Abstract: The present disclosure provides example operation accelerators and compression methods. One example operation accelerator includes a storage configured to store first input data, weight data, and a control instruction, and an operation circuit connected to the storage and configured to perform matrix multiplication on the first input data and the weight data, to obtain a computation result. The operation accelerator further includes a compression module configured to compress the computation result to obtain compressed data, as well as a controller connected to the storage and configured to obtain the control instruction from the storage, and when the control instruction includes instructions to compress the computation result, control the compression module to compress the computation result to obtain the compressed data.

Abstract: The present disclosure provides a thin-walled tube filled with a mixed Poisson ratios, including at least one PPR filling strip, at least one NPR filling strip, and a thin-walled tube body with a porous structure, where each hole of the thin-walled tube body is filled with the PPR filling strip or the NPR filling strip; the PPR filling strip includes a plurality of PPR cells that are connected in sequence, and the PPR cells each are prepared from a PPR metamaterial; the NPR filling strip includes a plurality of NPR cells that are connected in sequence, and the NPR cells each are prepared from an NPR metamaterial. In the present disclosure, the thin-walled tube can simultaneously have a longer effective compression stroke of the NPR metamaterial and a higher compression force platform of the PPR metamaterial, thereby greatly improving the impact resistance and energy absorption capacity of the tube structure.

Abstract: The present disclosure discloses example operation accelerators and compression methods. One example operation accelerator performs operations, including storing, in a first buffer, first input data. In a second buffer, weight data can be stored. A computation result is obtained by performing matrix multiplication on the first input data and the weight data by an operation circuit connected to the input buffer and the weight buffer. The computation result is compressed by a compression module to obtain compressed data. The compressed data can be stored into a memory outside the operation accelerator by a direct memory access controller (DMAC) connected to the compression module.

Abstract: The present disclosure relates to a method for online monitoring defect of a milling tool, comprising the steps of: 1) installing a vibration sensor module on a machine tool spindle; 2) acquiring initial sample data; 3) setting a threshold value ?S0 with a time interval of T; 4) measuring vibration signals of n blades in x, y and z directions in each period T0; 5) shaping to obtain n strong vibration cutting wave data respectively formed by n blades in x and y directions in each period T0; 6) analyzing and processing the strong vibration cutting wave data to obtain the difference ?S0/ between the cutting strong vibration wave areas formed by each blade in each period T0; 7) outputting a blade wear or defect signal to a display alarm module according to the constraint conditions by a data comparing and analyzing module, and giving an alarm by a display alarm module.

Abstract: Embodiments of the present invention disclose a matrix multiplier, and relate to the field of data computing technologies, so as to divide two matrices into blocks for computation. The matrix multiplier includes: a first memory, a second memory, an operation circuit, and a controller, where the operation circuit, the first memory, and the second memory may perform data communication by using a bus; and the controller is configured to control, according to a preset program or instruction, a first matrix and a second matrix to be divided into blocks, and control the operation circuit to perform a multiplication operation on corresponding blocks in the first memory and the second memory based on block division results of the controller. The matrix multiplier may be configured to perform a multiplication operation on two matrices.

Abstract: A method for planning collaborative search-and-rescue missions using a plurality of search-and-rescue equipment in medium to far sea areas, includes: step 1: performing environmental modeling for maritime search-and-rescue missions; step 2: performing modeling for search-and-rescue modes using a plurality of search-and-rescue equipment; step 3: defining a maritime collaborative search-and-rescue mission planning model; based on the maritime collaborative search-and-rescue mission planning model, generating an overall matrix RP for the search-and-rescue mission planning using a plurality of search and rescue equipment; step 4: selecting target parameters, and defining a target function ƒ(RP) of the maritime collaborative search-and-rescue mission; based on an overall matrix RP of the maritime search-and-rescue mission environment model, the search-and-rescue mode model using a plurality of search-and-rescue equipment, and the overall matrix RP of the search-and-rescue mission planning using a plurality of sear

Abstract: Disclosed are compounds and pharmaceutically acceptable salts, hydrates, solvates, prodrugs, stereoisomers, or tautomers thereof that may cause degradation of various proteins e.g., IKZF2 (Helios). Also disclosed are pharmaceutical compositions containing same, and methods of making and using the compounds to treat diseases and disorders associated with Helios and which may benefit from Helios degradation.