Patents
Literature
Patsnap Eureka AI that helps you search prior art, draft patents, and assess FTO risks, powered by patent and scientific literature data.

391 results about "Matrix element" patented technology

High-integration-level matrix type magnetic sensing chip structure, circuit and manufacturing method

The invention discloses a high-integration-level matrix type magnetic sensing chip structure and circuit and a manufacturing method thereof, and belongs to the technical field of semiconductor devices, the chip structure comprises a plurality of matrix elements, a switch matrix and a rear-end interface circuit, and each matrix element comprises a cross-shaped horizontal Hall element and a switch device; the switch matrix is composed of switch devices in matrix elements; the cross-shaped horizontal Hall element matrix is an N * M Hall matrix element formed by an integrated 1 * M Hall element matrix in each row; according to the invention, the structure and the circuit of the matrix type magnetic sensing chip which can be used for statically and dynamically measuring multi-dimensional magnetic field distribution in real time in severe environments such as high temperature, high pressure and high radiation are innovated and manufactured; dynamic and static measurement in a multi-dimensional magnetic field space can be achieved, error compensation is carried out through a circuit, it is ensured that the chip can stably work in the high-temperature, high-pressure and high-radiation environment, and it can be ensured that the chip has high linearity, sensitivity and accuracy.
Owner:DALIAN UNIV OF TECH

High-strength outer plate with excellent flanging forming performance and preparation method

The invention relates to a high-strength outer plate with excellent flanging forming performance and a preparation method, and belongs to the technical field of steel manufacturing. The high-strength outer plate comprises the following chemical components in percentage by mass: 0.05%-0.14% of C, 0.1%-0.4% of Si, 0.8%-1.4% of Mn, less than or equal to 0.01% of P, less than or equal to 0.005% of S, 0.5%-1.0% of Al, 0.01%-0.04% of Ti and a matrix element Fe, the microstructure of the high-strength outer plate comprises, by area ratio, 80%-90% of ferrite, 5%-15% of martensite and 2%-5% of retained austenite. By designing chemical components and microstructures, ferrite provides good elongation and deformability, martensite improves the strength of the material, and the element Ti realizes grain refinement by forming a precipitated phase, so that not only is the requirement on the waviness of the outer plate favorably realized, but also the hole expansion rate of the material can be improved. According to the obtained high-strength outer plate, the balance of various mechanical properties such as strength, ductility and hole expansion rate is achieved while the surface quality is met, and the forming and performance requirements of the outer plate are met.
Owner:SHOUGANG GROUP CO LTD +3

Adaptive beamforming method for reconfigurable digital array and IP core

The invention provides a self-adaptive beam forming method for a reconfigurable digital array and an IP core. The method comprises the following steps: controlling the starting state of each array element in the array according to an obtained array element state vector # imgabs0 #; according to the # imgabs 1 #, obtaining a row starting vector # imgabs 2 # and a column starting vector # imgabs 3 #, the number of starting rows and columns # imgabs 4 # and # imgabs 5 #, and the number of the central row and column of the effective array area # imgabs 6 # and # imgabs 7 #; according to the # imgabs 8 #, the # imgabs 9 #, the # imgabs 10 # and the # imgabs 11 #, a row interval vector # imgabs 12 # and a column interval vector # imgabs 13 # are determined; recoding the array elements of the effective array area according to the # imgabs14 #, the # imgabs15 # and the # imgabs16 #, and obtaining a mask vector # imgabs17 # of a static weight according to the starting condition of the array elements; obtaining a static wave beam weight vector # imgabs20 # and a static wave beam weight vector # imgabs21 # in the azimuth dimension and the pitching dimension according to the # imgabs18 #, the # imgabs19 # and pre-configured target parameters; according to the # imgabs 22 #, the # imgabs 23 # and the # imgabs 24 #, numbering all the enabled array elements to determine a two-dimensional reconfigurable static wave beam weight vector # imgabs 25 #; storing the obtained signal data of each array element into a target reconfigurable digital array according to a new numbering result, calculating a covariance matrix of the target reconfigurable digital array, and performing inversion; a two-dimensional adaptive beam weight vector # imgabs27 # is determined in combination with # imgabs26 #; and an adaptive wave beam is obtained based on # imgabs28 #, and reconstruction design and flexible editing of array arrangement are realized.
Owner:XIDIAN UNIV

Ore element grade detection method

The invention discloses an ore element grade detection method. The method comprises the following steps: respectively obtaining intensity values of X-fluorescence rays absorbed by interference elements and elements to be detected in an ore sample to be detected; inputting the intensity value of the X-ray absorbed by the to-be-detected element into a pre-trained preliminary grade value prediction model to obtain a preliminary grade value of the to-be-detected element; the preliminary grade value prediction model is constructed by using a unary linear regression method; inputting the intensity values of the X fluorescence rays absorbed by the interference elements and the to-be-detected elements into a pre-trained correction compensation model to obtain correction compensation values of the to-be-detected elements; the correction compensation model is constructed by using a dynamic regularization random weight neural network; and taking a sum value of the preliminary grade value and the correction compensation value as a final grade estimation value of the to-be-detected element, so as to obtain a detection result of the to-be-detected ore element grade. According to the method, errors caused by mutual interference among matrix elements are effectively analyzed in an ore dressing field environment, and the accuracy of a detection result is improved.
Owner:CHINA UNIV OF MINING & TECH

Novel method for constructing oil reservoir simulation agent model based on transfer learning

The invention discloses a new method for constructing an oil reservoir simulation agent model based on transfer learning, and relates to the technical field of petroleum engineering, and the method comprises the steps: building a fine-scale oil reservoir model; constructing a high-fidelity data set; carrying out scale upgrading and coarsening on the oil reservoir model; constructing a low-fidelity data set; constructing a deep learning model; training a pre-training model by using the low-fidelity data; finely tuning the pre-training model by using the high-fidelity data; and predicting output parameters. According to the method, it can be guaranteed that under the condition that a small amount of high-fidelity training data is used, oil reservoir multi-term flow under the variable well control condition can be accurately predicted, dependence on the high-fidelity training data in the agent model building process is effectively reduced, and the agent model building time is shortened on the premise that prediction precision is not affected. According to the method, the embedded module is introduced to process the time-varying well control parameters, the problem that matrix element parameters corresponding to well positions are difficult to effectively diffuse to the whole output result through finite times of convolution is solved, and the global influence of the well control parameters on the output result of the proxy model is improved.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Remanufacturing repair method for generating high-entropy effect in situ through synergistic effect of multiple laser beams

The invention provides a remanufacturing repair method for generating a high-entropy effect in situ under the synergistic effect of multiple laser beams. When the surface of the damaged TiAl alloy blade is repaired, firstly, a first laser beam A is used for preheating a TiAl alloy in the repairing advancing direction, so that the TiAl alloy is molten to form a molten pool D rich in Ti and Al elements; secondly, a second beam of laser B is used for heating and melting Mo, Nb and Ta mixed powder sent out by the laser cladding head, and a molten pool E rich in Mo, Nb and Ta elements is formed; and along with advancing of the laser B in the repairing direction, the molten pool D and the molten pool E are combined to form a molten pool F rich in Mo, Nb, Ta, Ti and Al elements. And then a third beam of laser C is used for making a spiral line according to a preset route to swing and heat the molten pool F, and the stirring effect is achieved, so that the five elements of Mo, Nb, Ta, Ti and Al are evenly distributed in the molten pool, and the high-entropy effect after element mixing is enhanced. And finally, after the molten pool F is cooled, the MoNbTaTiAl high-entropy alloy coating is formed on the surface of the TiAl alloy. According to the method, the high-entropy effect is generated in situ through the additional elements and the matrix elements, and high-quality repairing of the surface of the TiAl alloy blade can be achieved.
Owner:NANJING UNIV OF AERONAUTICS & ASTRONAUTICS

Hardware accelerator with matrix block streaming

A hardware accelerator including tiles arranged in a systolic array. At each of the tiles, the systolic array receives a first input block that includes first input matrix elements of a first input matrix. In each of a plurality of multiplication iterations, at each of the tiles, the systolic array receives a respective second input block. The systolic array computes tile products of the first input matrix elements and second input matrix elements included in the second input blocks. The systolic array adds the tile products to column-wise partial sums and transmits the column-wise partial sums to subsequent tiles along accumulator rings included in array columns of the systolic array. In a subset of the multiplication iterations, the systolic array outputs product block rows of a product matrix. The product block rows each include product matrix blocks computed as rows of the column-wise partial sums.
Owner:MICROSOFT TECHNOLOGY LICENSING LLC

Quantization method, reasoning method and equipment of industry large model and storage medium

The embodiment of the invention provides a quantification method and reasoning method of an industry large model, equipment and a storage medium. When an original weight matrix of a network layer in an industry large model is quantified, values of matrix elements on diagonals of an original Hessian matrix are obtained based on an input data matrix of the network layer and can represent activation values, and the positions of columns in the original weight matrix and the original Hessian matrix of the network layer are reordered according to an activation value descending mode. Carrying out matrix partitioning processing on the reordered first weight matrix and the first Hessian matrix respectively, and quantizing the first sub-weight matrix based on the quantization parameter of each sub-weight matrix in the first weight matrix in sequence by taking the partitioned matrix as granularity; the method comprises the steps of quantizing a first weight matrix, updating other first weight sub-matrixes which are not quantized based on the quantized first weight sub-matrix, and finally determining a quantization result of an original weight matrix of a network layer based on a quantization result of each first weight sub-matrix in the first weight matrix, so that the size of an industry large model is compressed.
Owner:HANGZHOU ALICLOUD FEITIAN INFORMATION TECH CO LTD

Hardware test resource allocation method based on dynamic topology adaptation

The invention relates to the technical field of electrical digital data processing, in particular to a hardware test resource allocation method based on dynamic topology adaptation, which comprises the following steps of: 1, constructing a dynamic topology sensing network: acquiring electrical connection signals between devices on a test backboard in real time, generating and periodically updating a topology connection matrix, and establishing a dynamic topology sensing network; the matrix element value represents the on-off state of a physical link between devices, and when a device plugging event is detected, matrix updating is triggered immediately; 2, quantifying resource and task attributes; 3, dynamic resource matching of topology driving is executed; and 4, responding to non-interruption migration of topology change: when the topology connection matrix is updated, executing the step 3 again on the influenced task, and realizing non-interruption switching through new and old resource parallel initialization and signal deviation fault-tolerant verification. Through the dynamic topology adaptation technology, test resources can be dynamically adjusted and matched according to real-time topology and task requirements, and efficient utilization of the resources is ensured.
Owner:BEIJING EAST PROGRESS FORVER

A low-yield ratio 420MPa low-alloy high-strength steel and preparation method thereof

The present application relates to a low-yield ratio 420MPa low-alloy high-strength steel and a preparation method, belonging to the technical field of steel manufacturing. In terms of mass fraction, the chemical composition of the low-alloy high-strength steel includes: C: 0.07% to 0.12%, Si: 0.10% to 0.40%, Mn: 1.60% to 1.80%, P: ≤0.015%, S: ≤0.010%, Alt: 0.020% to 0.060%, Nb: 0.03% to 0.05%, Ti: 0.01% to 0.03%, N≤0.005%, and matrix element Fe. The composition design gives full play to the solid solution strengthening of C and Mn and the fine grain strengthening and precipitation strengthening of Nb and Ti microalloys. At the same time, the continuous full annealing process does not require slow cooling treatment, which improves production efficiency and obtains low-cost, low-yield ratio 420MPa low-alloy high-strength (yield ratio ≤0.8) steel with both strength and excellent plasticity. This type of steel can withstand greater plastic deformation while meeting higher strength requirements without plastic instability, achieving the needs of lightweight automotive industry and excellent stamping integral forming of structural parts, and has broad application prospects.
Owner:SHOUGANG JINGTANG IRON & STEEL CO LTD

Rock sample platinum group element separation and enrichment and high-precision determination method

The embodiment of the invention provides a rock sample platinum group element separation and enrichment and high-precision determination method. The method comprises the following steps: weighing a rock geological sample, and dissolving the sample to obtain a platinum group element dissolving solution; the platinum group element dissolving solution is directly distilled to separate Os, and an Os absorption solution and a distillation residual solution containing Re and other platinum group elements are obtained respectively; redissolving the distillation residual liquid in 0.1 mol / L HCl to obtain a sample solution; adding the sample solution into a cationic resin column, and leaching, eluting and separating a matrix element, Re and other platinum group elements by using 0.1 mol / L HCl; redissolving the leachate in 0.1 mol / L HCl, adding an LN resin column, and leaching, eluting and separating residual interference elements, Re and other platinum group elements by using 0.1 mol / L HCl; and high-precision determination of Os, Re and other platinum group elements is realized. The method is easy to operate, the recovery rate of platinum group elements is high, and the removal rate of matrix elements and interference elements is high.
Owner:NAT RESERACH CENT OF GEOANALYSIS

Systems and Methods for a Near Memory-Based Matrix Computation

Systems or methods of the present disclosure may provide an integrated circuit system that includes a programmable logic device that includes a clock, one or more local controllers, programmable logic units implementing a systolic array to compute a matrix multiplication, and embedded memory blocks. The embedded memory blocks include a single port random access memory (SPRAM). The one or more local controllers are configured to, on a first set of alternating clock cycles of the clock, load matrix sub-elements from two rows of a matrix into corresponding matrix element of the SPRAM. The one or more local controllers are configured to, on a second set of alternating clock cycles of the clock, read out the matrix elements from the SPRAM to the systolic array to compute the matrix multiplication.
Owner:ALTERA CORP

Data transmission method and device, electronic equipment and computer readable storage medium

The invention provides a data transmission method and apparatus, an electronic device and a computer readable storage medium. The method comprises the steps of obtaining a data transmission request sent to a port of a router node; based on a matrix row in a polling matrix matched with the router node, performing polling arbitration on the data transmission request, and determining that a target port of the router node processes data of the data transmission request; updating matrix elements in a matrix row and a matrix column corresponding to the target port, and performing next arbitration; wherein each matrix row represents a port of the router node in one transmission direction; different matrix rows represent different transmission directions, and the matrix elements in each matrix row are used for reflecting the blocking condition of the port corresponding to the matrix row. According to the invention, the arbitration efficiency can be improved, and the stability and fairness of the on-chip internet are improved.
Owner:BEIJING INSTITUTE OF OPEN SOURCE CHIP

Matrix multiplication pipeline calculation method and device, AI chip, electronic equipment and medium

The invention provides a matrix multiplication pipeline calculation method and device, an AI chip, electronic equipment, a medium and a program product, and relates to the field of artificial intelligence, in particular to the field of chips. According to the specific implementation scheme, in response to a matrix multiplication request, a plurality of general calculation components and a plurality of special calculation components in a chip are triggered in parallel, and in each conversion round, the general calculation components obtain matrix element types required by conversion from a first matrix and a second matrix and identify a conversion completion state; and under each calculation round, when the special calculation part queries that each conversion matrix element needing to be calculated in the current calculation round is converted, each conversion matrix element is acquired from the matched general calculation part to execute matrix multiplication calculation. The general calculation part and the special calculation part are executed in parallel, so that the time consumption of data type conversion and the time consumption of matrix multiplication can be mutually masked, the performance of the special calculation part is fully exerted, and the efficiency of matrix multiplication calculation and the performance of an AI chip are improved.
Owner:KUNWANG (SHANGHAI) TECH CO LTD

Video processing method and device and electronic equipment

The invention provides a video processing method and device and electronic equipment, and the method comprises the steps: inputting a target video into a coding model, and determining the potential spatial features of each video frame through the coding model; constructing a similarity kernel matrix based on the potential spatial features; determining candidate sub-matrixes from the similarity kernel matrix, and determining the candidate sub-matrix with the maximum element difference among matrix elements in the candidate sub-matrixes as a target sub-matrix; and carrying out dimension reduction processing on the target sub-matrix, and outputting compressed data of the target video based on a dimension reduction result through a decoding model. In the mode, based on the potential spatial features of the target video determined by the encoder, the similar kernel matrix is constructed, representative samples are selected from the similar kernel matrix, dimension reduction is carried out on the samples, and the dimension reduction result is reconstructed again through the decoder, so that more redundant information can be removed on the premise of retaining data information, and the accuracy of the data information is improved. And data processing is performed in the potential space, so that the calculation cost is reduced, and the requirements of reducing storage and calculation resources are met.
Owner:GUANGZHOU BOGUAN TELECOMM TECH LTD

Systems and methods for analog computing using a linear photonic processor

Systems and methods for performing signed matrix operations using a linear photonic processor are provided. The linear photonic processor is formed as an array of first amplitude modulators and second amplitude modulators, the first amplitude modulators configured to encode elements of a vector into first optical signals and the second amplitude modulators configured to encode a product between the vector elements and matrix elements into second optical signals. An apparatus may be used to implement a signed value of an output of the linear processor. The linear photonic processor may be configured to perform matrix-vector and / or matrix-matrix operations.
Owner:LIGHTMATTER INC

Sparse computing unit, method and device under GPGPU architecture and medium

The invention relates to the field of sparse matrix calculation, and discloses a sparse calculation unit, method, device and medium under a GPGPU architecture, the sparse calculation unit comprises a sparse matrix operation unit arranged in a streaming multiprocessor, and the sparse matrix operation unit is connected with a transmitting module and a write-back module; the sparse matrix operation unit comprises a selector, an algorithm module, an accumulator and a plurality of second buffer modules; the sparse matrix operation unit is used for calculating the sparse matrix; a calculation algorithm is stored in the algorithm module and used for calculating matrix elements, and the calculation algorithm comprises an improved SPGEMM algorithm and an addition algorithm; and the memory access unit scheduling module is connected with the plurality of streaming multiprocessors and is used for coordinating and scheduling the memory access units on the plurality of streaming multiprocessors. And the sparse matrix calculation unit is added, so that the processing capability of the GPGPU on the sparse matrix is improved, and the operation speed of the GPGPU on the sparse matrix calculation task is improved.
Owner:YUANQIXIN (SHANDONG) SEMICONDUCTOR TECHNOLOGY CO LTD

Electromagnetic transient modeling and simulation method for internal fault of permanent magnet synchronous generator

The invention relates to an electromagnetic transient modeling and simulation method of a permanent magnet synchronous generator, which can reflect various types of internal faults, and the method comprises the following steps: 1, according to different fault types, establishing mathematical models of the permanent magnet synchronous generator in different fault states, and according to the different fault types, establishing a mathematical model of the permanent magnet synchronous generator in the different fault states, according to the different fault types, establishing a mathematical model of the permanent magnet synchronous generator in the different fault states, and according to the mathematical model, establishing a mathematical model of the permanent magnet synchronous generator in the different fault states, and according to the mathematical model, establishing a mathematical model of the permanent magnet synchronous generator in the different fault states, and establishing a mathematical model of the permanent magnet synchronous generator in the different fault states; 2, focusing matrix elements required to be updated according to fault characteristics, and selecting current or flux linkage as a state variable; 3, performing discretization equivalence on the mathematical equation of the permanent magnet synchronous generator by using a backward Euler integral method, integrating two state variables, unifying the model to obtain an equivalent circuit equation, and constructing an equivalent circuit of the permanent magnet synchronous generator; 4, the equivalent circuit of the permanent magnet synchronous generator is connected with an external electrical network, and the equivalent model carries out node admittance matrix iteration solution on the whole circuit based on an EMTDC solver; and updating other concerned electrical information such as the stator current, the rotor current, the electromagnetic torque, the rotating speed, the rotor angle and the like until the simulation is finished.
Owner:NORTH CHINA ELECTRIC POWER UNIV

A Reconfigurable Integrated Optical Computing Core Model

The present invention discloses a reconfigurable integrated optical computing core model, comprising: M×N matrix calculation units; each matrix calculation unit includes two dual-waveguide microring resonators, a straight waveguide, and a phase change material heater, and the straight waveguide is made by covering a phase change material on a silicon waveguide; the phase change material heater is used to heat the phase change material to generate a phase change, thereby changing the light absorption of the straight waveguide; the integrated optical computing core model realizes the multiplication operation of an M×N matrix and an N×1 vector through integrated optical methods, where M and N are natural numbers. The present invention uses a phase change material in the computing core, changes the phase state of the phase change material by heating, changes the light absorption of the straight waveguide, and further changes the matrix elements in the computing core, realizing the reconfigurable characteristics of the computing core model. The present invention can be widely applied to the field of integrated optics.
Owner:SOUTH CHINA UNIV OF TECH +1

Production line parameter real-time scheduling method based on reinforcement learning

The invention provides a production line parameter real-time scheduling method based on reinforcement learning, and belongs to the technical field of production lines, and the method comprises the steps: collecting sensor data to form an original state vector, reducing the dimension of the original state vector into a low-dimensional feature state vector through a state compression encoder, inputting the low-dimensional feature state vector corresponding to a microcosmic scheduling unit into a parameter decision model, and carrying out the real-time scheduling of the microcosmic scheduling unit; the attention weight coefficient of the model is determined by the product of the historical scheduling success rate, the element value of the difference degree matrix and the maximum characteristic value of the inter-stage sensitivity matrix, after a scheduling instruction is output, simulation evaluation is performed in a digital twin platform, and after the scheduling instruction passes, a real production line is issued for execution and multi-time-scale deviation indexes are collected; and calculating a comprehensive reward value according to the indexes, and storing an experience sample to an experience playback buffer area for model online update training, thereby solving the technical problem that production line parameter scheduling is difficult to consider multi-level state feature recognition and dynamic decision weight optimization at the same time.
Owner:BAOTOU MAGPIE CREATIVE TECH CO LTD

Systolic array having support for output sparsity

A processing apparatus is described herein that includes a general-purpose parallel processing engine comprising a matrix accelerator including one or more systolic arrays, at least one of the one or more systolic arrays comprising multiple pipeline stages, each pipeline stage of the multiple pipeline stages including multiple processing elements, the multiple processing elements configured to perform processing operations on input matrix elements based on output sparsity metadata. The output sparsity metadata indicates to the multiple processing elements to bypass multiplication for a first row of elements of a second matrix and multiply a second row of elements of the second matrix with a column of matrix elements of a first matrix.
Owner:INTEL CORP

Post-earthquake medical function-oriented medical building multi-level optimization arrangement method and system

The invention provides a post-earthquake medical function-oriented medical building multi-level optimization arrangement method and system. The method comprises the steps of obtaining attribute information of a target medical building; determining a medical function type, and establishing a multi-level coupled post-earthquake medical function evaluation model of the medical building; converting the floor arrangement scheme of the medical department into a scheme in a matrix element listing form; converting the building function constraint into a penalty mechanism, and combining the penalty mechanism with a target function corresponding to the post-earthquake medical function evaluation model of the medical building to obtain a new target function; and based on the scheme of the matrix element enumeration form and the new objective function, a medical department floor arrangement scheme with the lowest post-earthquake medical function failure probability is determined. According to the embodiment of the invention, the optimal floor arrangement scheme of the medical department in the medical building can be efficiently given, the post-earthquake medical function failure probability of the medical building is reduced, and an important reference can be provided for designing the medical building and improving the anti-seismic toughness of the medical building.
Owner:BEIJING UNIV OF CIVIL ENG & ARCHITECTURE

Basin water resource scheduling model construction method based on formalized matrix

The invention discloses a method for constructing a basin water resource scheduling model based on a formalized matrix. The method comprises the following steps: dividing calculation units; constructing a drainage basin water cycle scheduling matrix, and defining a calculation unit as a matrix element; unit water circulation calculation: predicting interval incoming water and industry water demand of each calculation unit, and simulating a water consumption and drainage taking process based on incoming water prediction, industry water demand and engineering water supply capacity of the calculation units; determining a single-reservoir water supply scheduling rule of the reservoir; and finally, according to the drainage basin water circulation scheduling matrix, simulating a drainage basin water resource scheduling process, and outputting a water demand satisfaction rate of each water consumption unit and a drainage basin important monitoring section flow guarantee rate. Therefore, the drainage basin water circulation scheduling matrix is used for representing the spatial layout of drainage basin water resource scheduling, drainage basin water resource scheduling is effectively achieved, meanwhile, visualization of drainage basin water resource scheduling model results can be enhanced, and the working efficiency of drainage basin water resource scheduling research workers is improved.
Owner:JIANGXI ACAD OF WATER RESOURCES (JIANGXI PROVINCE DAM SAFETY MANAGEMENT CENT JIANGXI PROVINCE WATER RESOURCES MANAGEMENT CENT)

Electric energy meter full-performance test task allocation management method and system

The invention discloses an electric energy meter full-performance test task allocation management method and system. The method provided by the invention comprises the following steps: constructing a resource state matrix and a resource dependency matrix by monitoring and acquiring the state characteristics of test resources and the dependency relationship among the test resources in real time, and calculating the initial utilization rate of the test resources by using a resource utilization rate calculation algorithm; calculating the priority of the task by using a priority evaluation algorithm; calculating a matching priority between the task and the test resource by using a bidirectional matching priority calculation algorithm, performing a preliminary decision of task allocation, and constructing a task allocation matrix; and calculating by using a task allocation balance optimization algorithm to obtain a target function, further optimizing task allocation by using a gradient descent method, and calculating to obtain updated task allocation matrix elements. According to the method, the current state and the mutual dependency relationship of each test resource can be accurately mastered, and resource waste and test task failure caused by incomplete or wrong information during task allocation are avoided.
Owner:STATE GRID ZHEJIANG ELECTRIC POWER CO MARKETING SERVICE CENT +1

A method and system for minimizing noise and interference in a communication network

The disclosure relates to a 5G or 6G communication system for supporting a higher data transmission rate. In accordance with an aspect of the disclosure, a method for minimizing noise and interference in a communication network is provided. The method comprising: estimating channel based on reference signals transmitted by user equipment (UEs) and plurality of received signals, determining noise and interference sample based on estimated channel, generating noise and interference co-variance matrix based on noise and interference sample, generating an extended channel matrix including estimated channel and at least part of noise and interference covariance matrix based on the number of UEs, generating resultant signal based on extended channel matrix and plurality of received signals, and performing, based on resultant signal, equalization by applying equalization matrix across extended channel matrix. The present disclosure eliminates intra-cell and inter-cell interferences, reduces matrix elements, fronthaul load, computational complexity.
Owner:SAMSUNG ELECTRONICS CO LTD

Lattice element sequence structure wave-absorbing metamaterial and preparation method thereof

The invention relates to the technical field of wave-absorbing metamaterials, in particular to a lattice element sequential wave-absorbing metamaterial and a preparation method thereof.The wave-absorbing metamaterial comprises a substrate and a lattice structure layer, and the lattice structure layer is formed by arranging a plurality of structure units on the surface of the substrate in a periodic array mode; each structural unit is formed by arranging a plurality of dot matrix elements; the dot matrix elements are sheet-shaped magnetic dot matrix elements. The wave absorbing crest of the dot matrix superstructure moves towards high frequency, and RLlt; and the effective absorption bandwidth of-10dB is improved. The wave-absorbing strength and bandwidth are improved, and the problem that an existing homogeneous wave-absorbing coating is difficult to have the characteristics of small thickness and light weight while the bandwidth is improved is solved.
Owner:DALIAN JIAOTONG UNIVERSITY

Large-scale matrix restructuring and matrix-scalar operations

Embodiments of apparatuses and methods for copying and operating on matrix elements are described. In embodiments, an apparatus includes a hardware instruction decoder to decode a single instruction and execution circuitry, coupled to hardware instruction decoder, to perform one or more operations corresponding to the single instruction. The single instruction has a first operand to reference a base address of a first representation of a source matrix and a second operand to reference a base address of second representation of a destination matrix. The one or more operations include copying elements of the source matrix to corresponding locations in the destination matrix and filling empty elements of the destination matrix with a single value.
Owner:INTEL CORP

Model data quantification method and device, electronic equipment and readable storage medium

The invention provides a quantification method and device of model data, electronic equipment and a readable storage medium, and the quantification method of the model data comprises the steps: obtaining a first data matrix corresponding to the model data; generating a scaling matrix corresponding to the first data matrix according to a preset constraint condition, and scaling the first data matrix according to the scaling matrix to obtain a second data matrix; wherein the preset constraint condition is used for constraining distribution characteristics of matrix element values in the second data matrix; and obtaining a quantification result of the model data according to the second data matrix. According to the mode, the data volume of the model data is reduced, the occupation of transmission bandwidth and the consumption of computing resources are reduced, and the processing efficiency of the model is improved.
Owner:LYNXI TECH CO LTD

KV cache block-quantization oriented data handling

A computing system for performing runtime data handling optimization for generative models is provided. The computing system comprises at least one processor and memory comprising a first memory and a second memory, wherein the memory stores instructions that, when executed by the at least one processor, cause the at least one processor to execute a generative model. The computing system computes a first value matrix entry based upon the processing of an input to the generative model. The first value matrix entry is stored in a first memory wherein a first group of value matrix entries is identified. The computing system executes data quantization on the first group of value matrix entries which results in a first quantized value matrix. The first quantized value matrix is added to a second memory where it can be used during generation of the generative model. When the first group of value matrix entries is less than a group size parameter, data padding matrix values are generated and used during execution of the data quantization.
Owner:MICROSOFT TECHNOLOGY LICENSING LLC