35 results about "Transmission index" patented technology

The invention relates to the technical field of network operation and maintenance and communication monitoring, and discloses a machine room fault node identification method and system based on network topology, and the method comprises the steps: obtaining real-time network topology data and link transmission indexes, and constructing a weighted directed graph and an evolution sequence; performing time sequence projection on the historical data according to the sequence to obtain a node state vector; calculating a deviation value, and if the deviation value exceeds the limit, extracting deviation characteristics and searching to obtain a potential abnormal region; dominant indexes are obtained through clustering and grouping, propagation influences are evaluated, and a priority sequence is determined; an initial fault source is positioned, a congestion link is tracked, and a service influence range is mapped through a logic address; extracting link safety risk characteristics, calculating a correction coefficient, adjusting an abnormal threshold value, and evaluating a positioning difficulty level; and finally, similar cases are retrieved to generate a repair instruction, model parameters are fed back and adjusted, and optimized stable configuration is obtained. According to the method, accurate recognition and closed-loop optimization of machine room faults can be realized.

The invention discloses a dynamic configuration method, electronic equipment, a program product and a storage medium. The dynamic configuration method comprises the following steps: in response to an obtained dynamic configuration instruction, analyzing the dynamic configuration instruction to obtain an analysis result; according to the analysis result, statistical information is obtained, and the statistical information is used for representing current operation data of the TSN converter; determining a dynamic change strategy according to the statistical information; and according to the dynamic change strategy, performing dynamic configuration change on the initial configuration in the TSN converter to obtain the target configuration. According to the invention, the technical problem of how to maintain the stability of the deterministic transmission index without influencing the current operation state during parameter adjustment is solved.

The invention relates to the technical field of network data transmission, and provides a network data transmission method and system, and the method comprises the steps: distributing network request data to a primary channel queue and a secondary channel queue according to a real-time index; acquiring a real-time transmission index, calculating a fast rate threshold value and a slow rate threshold value by using an exponential weighted moving average algorithm, and performing weighted fusion on the fast rate threshold value and the slow rate threshold value to obtain a fusion threshold value; the queue length and the bandwidth utilization rate of the main channel and the secondary channel are monitored in real time, when the bandwidth utilization rate of the main channel is low and the queue of the secondary channel exceeds the fusion threshold value, the secondary channel can borrow the bandwidth of the main channel, and when the queue of the main channel exceeds the fusion threshold value, the borrowed bandwidth is recycled. The bandwidth resources can be dynamically allocated according to the real-time state of the network, and the network transmission efficiency and stability are improved.

The invention discloses a file transmission method and device, electronic equipment and a storage medium, and the method comprises the steps: obtaining a to-be-transmitted file and an initial transmission strategy as a current transmission strategy, transmitting the to-be-transmitted file according to the current transmission strategy, in the transmission process of the to-be-transmitted file, the transmission index for transmitting the to-be-transmitted file is monitored, the current transmission strategy is dynamically adjusted according to the transmission index to form a new current transmission strategy, and the to-be-transmitted file is transmitted according to the new current transmission strategy. According to the method, the technical problems of low file transmission efficiency, poor reliability and complex operation and maintenance caused by the fact that a fixed file transmission strategy cannot adapt to dynamically changing network conditions, file characteristics and system loads are solved, and the purpose of improving the file transmission efficiency through multi-dimensional real-time sensing and dynamic self-adaptive transmission strategy adjustment is achieved. The file transmission efficiency is improved; and the operation and maintenance complexity is reduced.

The application relates to a mode filter, a topology optimization method and an ultrasonic guided wave damage imaging artifact suppression method, relates to the field of ultrasonic detection and imaging, and the topology optimization method comprises the following steps: acquiring initial design parameters, generating an initial population, each chromosome individual in the initial population is coded by a binary logic matrix representing material distribution and meeting design constraints; a population is optimized by using a genetic algorithm, an adaptability function in the genetic algorithm is constructed based on a mode purity index and an energy transmission index, the mode purity index is the ratio of in-plane displacement integral in a transmission area in finite element simulation with the mode filter to total displacement integral, and the energy transmission index is the ratio of relative energy at a transmission end in the finite element simulation with the mode filter to relative energy of an S0 mode; and final optimized material distribution of the mode filter is output. Compared with the prior art, the application has the advantages of effectively suppressing background artifacts, giving consideration to mode regulation performance and substrate structure integrity and the like.

The application provides a multi-service joint downlink resource allocation method, and belongs to the field of mobile communication; specifically, first, a communication scene including a base station and users is built, and the distance from all users to the base station is recorded in each time slot; then, the transmission model of eMBB users and URLLC users is quantitatively given, the maximum transmission rate of the users is respectively calculated, a neural network model is constructed, and a connection prediction matrix is output; an optimization target is established based on the high reliability requirement of the URLLC service and the high transmission rate requirement of the eMBB service, and a comprehensive decision is made in combination with the connection prediction matrix; finally, a reinforcement learning resource scheduling model is trained based on a Dueling Deep Q-Learning algorithm, the optimization target function is solved, and thus the optimal selection strategy of the URLLC and eMBB service preemption or shared resources is given, and a multi-service joint downlink resource allocation result is obtained; the application fully considers the coexistence problem of the actual communication scene of multi-cell and multi-service, efficiently utilizes the frequency domain resources, and has the significance of meeting the multi-service transmission index.

The present application relates to the technical field of bridge monitoring, in particular to a kind of old plate bridge main girder displacement monitoring data abnormal real-time diagnosis method and system, method includes the following steps: collecting the vertical displacement of the n main girder components of old bridge same cross section upper structure transverse bridge at any t time, and processing;Real-time displacement transmission index between the i and j main girder components of old bridge same cross section upper structure t time is calculated;Real-time displacement transmission index judging matrix of the n main girder components of old bridge upper structure is constructed;The abnormality judging function of the displacement monitoring data of the i main girder component of old bridge upper structure t time is constructed, when abnormality judging function F (i) is 0, it indicates that the displacement monitoring data of the i main girder component t time does not exist abnormality, otherwise it indicates that there is abnormality.The present application enhances the data accuracy of old bridge displacement real-time monitoring system, timely diagnoses and excludes bridge structure safety monitoring misjudgment situation, improves the reliability of bridge safety monitoring and safety evaluation.

The invention discloses a network stability monitoring method and system based on big data, and belongs to the technical field of network security monitoring, and the method comprises the steps: obtaining and processing network transmission data; and calculating a data value index, and if yes, generating a first exception report. And calculating a transmission risk index according to the risk data, and if yes, generating a second exception report. And if the stable transmission index is greater than the first transmission index, generating a third exception report. And executing network exception handling operation according to the first exception report, the second exception report and the third exception report, generating exception alarm information and sending the exception alarm information to a network monitoring terminal. According to the invention, the sensitive data volume, the total network transmission data volume, the data type and the data timeliness are analyzed and calculated to obtain the data value index, and when the network transmission data has high value, the data transmission risk is judged, and the abnormal alarm information is generated and sent to the abnormal alarm unit. Therefore, reasonable distribution of network monitoring resources is realized.

The invention discloses a quail egg intelligent detection method and system based on multi-source data fusion, and relates to the technical field of quail egg quality detection. The quail egg intelligent detection method based on multi-source data fusion comprises the following steps: acquiring visible light images, near-infrared images and geometric parameter data of quail eggs, extracting image texture features and spectral response features, respectively analyzing image equilibrium indexes and structure transmission indexes, and analyzing geometric morphology indexes in combination with morphological parameters; according to the method, the visible light image, the near-infrared image and the geometric parameters are fused, the image equilibrium index, the structure transmission index and the geometric morphology index are extracted, the comprehensive state index is constructed, and the quality grade of the quail eggs to be detected is determined. The quail egg quality can be comprehensively evaluated from multiple dimensions such as appearance, light transmission and form, internal abnormal conditions prone to missed judgment in traditional image detection are effectively recognized, and the accuracy degree of quality grade judgment and the stability degree of an overall detection result are improved.

Systems, methods, apparatuses, and computer program products for a shared preamble set for a coherent joint transmission (CJT) random access channel (RACH). A method may include receiving, from a network element and at least one other network element, at least one preamble index for coherent joint transmissions associated with the network element and the at least one other network element. The method may also include determining a set of coherent joint transmission indexes for the network element and at least one other network element based on the at least one preamble index. The method may further include determining a set of coherent joint transmission services based on metric information associated with the set of coherent joint transmission indexes. The method may also include synchronizing with the network element and one or more other network elements of the at least one other network element.

The invention relates to a mode filter, a topological optimization method and an ultrasonic guided wave damage imaging artifact suppression method, and relates to the field of ultrasonic detection and imagines.The topological optimization method comprises the steps that initial design parameters are obtained, and an initial population is generated; each chromosome individual in the initial population is formed by coding a binary logic matrix which represents material distribution and meets design constraints; a genetic algorithm is adopted for population optimization, a fitness function in the genetic algorithm is constructed based on a mode purity index and an energy transmission index, and the mode purity index is a ratio of a transmission region in-plane displacement integral to a total displacement integral under finite element simulation added with a mode filter; the energy transmission index is a ratio of relative energy of a transmission end under finite element simulation added with a mode filter to relative energy of an S0 mode; and outputting the final optimized material distribution of the mode filter. Compared with the prior art, the method has the advantages that background artifacts are effectively inhibited, and the mode regulation and control performance and the matrix structure integrity are both considered.

A system for shielding sunlight through a fixture (1) comprises a first transparent panel (21) with a selective coating (5), having a higher transmission index in visible light with respect to infrared. The first panel (21) has a chromatic distortion such that, in a first test, a white support (200), when facing the inner surface (23) of the first panel (21), illuminated and observed from the outer side of the first panel (21) appears with a first non-neutral colour. A sunlight shielding device (3), facing the first panel (21), has on the outer surface (31) a second non-neutral colour such that, in a second test in which the shielding device (3) is illuminated and observed from the outer side of the first panel (21), it appears with a third colour closer to neutral with respect to the first colour.

The invention relates to the technical field of data processing, in particular to a high-speed mobile terminal routing addressing method and a communication device, and the method comprises the steps: collecting three-dimensional space coordinates, channel state indication information and adjacent node connection states, and constructing a network state data set with a timestamp; on the basis of node positions and connection states, a routing algorithm is combined with a topology prediction model to pre-judge a motion track, an optimal path containing a time effectiveness factor is calculated, and convergence delay is reduced through an increment updating mechanism; based on the path quality and the channel state, path stability and channel conditions are analyzed through a deep neural network, and a coding scheme is dynamically selected from a forward error correction coding library in combination with parallel simulation verification; evaluating energy efficiency of a resource allocation algorithm and a task scheduling algorithm in a digital twin simulation environment according to routing and coding requirements, and selecting a resource allocation strategy; through cross-layer optimization of an interface collaborative application path, a coding scheme and a resource strategy, a transmission index is monitored in real time and parameters are dynamically adjusted.

The present disclosure relates to the technical field of network data transmission, and provides a network data transmission method and system. The method comprises: dividing network request data into a primary channel queue and a secondary channel queue according to real-time indexes; obtaining real-time transmission indexes, calculating a fast rate threshold and a slow rate threshold by using an exponential weighted moving average algorithm, and obtaining a fusion threshold by weighting and fusing the two thresholds; monitoring the queue length and the bandwidth utilization of the primary channel and the secondary channel in real time; when the bandwidth utilization of the primary channel is low and the queue of the secondary channel exceeds the fusion threshold, the secondary channel can borrow the bandwidth of the primary channel; and when the queue of the primary channel exceeds the fusion threshold, the borrowed bandwidth is recovered. The present disclosure can dynamically allocate bandwidth resources according to the real-time state of the network, and improve the transmission efficiency and stability of the network.

The application discloses a network operation and maintenance method and system based on a cloud platform and a computing device cluster, and belongs to the technical field of network operation and maintenance. In the technical scheme, the cloud platform sends an operation and maintenance label to a client, the operation and maintenance label is carried in a data stream for transmission, target transmission index data of a network device along a path is reported, index data of the whole network is acquired by the cloud platform, and operation and maintenance analysis can be efficiently performed. Therefore, network operation and maintenance can be performed from the perspective of end-to-end service data flow, the problem that the whole network needs to be segmented and spliced to determine a fault in a network cross-domain situation is solved, the efficiency of troubleshooting of network faults is effectively improved, and network operation and maintenance capability with service following is provided.

A system for shielding sunlight through a fixture (1) comprises a first transparent panel (21) with a selective coating (5), having a higher transmission index in visible light with respect to infrared. The first panel (21) has a chromatic distortion such that, in a first test, a white support (200), when facing the inner surface (23) of the first panel (21), illuminated and observed from the outer side of the first panel (21) appears with a first non-neutral colour. A sunlight shielding device (3), facing the first panel (21), has on the outer surface (31) a second non-neutral colour such that, in a second test in which the shielding device (3) is illuminated and observed from the outer side of the first panel (21), it appears with a third colour closer to neutral with respect to the first colour.

The embodiment of the invention provides a data transmission method for satellite communication, computing equipment and a storage medium, and the data transmission method comprises the steps that a satellite base station sends a target transmission index statistical request and communication data to a user terminal, the target transmission index statistical request carries index statistical information corresponding to a target transmission index; the user terminal performs statistical calculation on the communication data according to the index statistical information carried in the target transmission index statistical request to obtain a statistical result corresponding to a target transmission index, and sends the statistical result to the satellite base station; and the satellite base station adjusts a data transmission rule between the user terminal and the satellite base station according to the statistical result.

The application relates to the technical field of network operation and communication monitoring, and discloses a computer room fault node identification method and system based on a network topology, which comprises the following steps: acquiring real-time network topology data and link transmission indexes, constructing a weighted directed graph and an evolution sequence; projecting the historical data in time sequence according to the sequence to obtain a node state vector; calculating a deviation value, extracting a deviation feature and searching for a potential abnormal area if the deviation value is out of limit; obtaining a leading index through clustering and grouping, evaluating the propagation influence, and determining a priority sequence; locating an initial fault source, tracking a congestion link, mapping a business influence range through a logical address, extracting a link security risk feature, calculating a correction coefficient, adjusting an abnormal threshold value, and evaluating a positioning difficulty level; finally, searching for similar cases to generate a repair instruction, feeding back model parameters, and obtaining an optimized stable configuration. The method can realize accurate identification and closed-loop optimization of computer room faults.

This application discloses a data processing method, apparatus, device, and storage medium, relating to the field of data processing technology. The method includes: classifying and grading a source dataset to determine the data type and privacy level of each data point; constructing a data index tree based on the source dataset, with each data point as a node in the data index tree, determining the node position of each data point in both the classification index tree and the privacy index tree, and generating a transmission index based on the node positions; combining the classification index tree and the privacy index tree based on the transmission index to generate a data index graph; upon receiving a data retrieval request, generating a retrieval value based on the request, matching the retrieval value with the index value of a node in the data index graph to obtain a matching result, determining the target data based on the matching result, and outputting the target data as the retrieval result. Through this method, data is constructed into a multi-dimensional data network graph from both privacy and type perspectives, improving data retrieval efficiency.

The invention relates to the technical field of communication service processing, and discloses a multimedia communication service processing method, which comprises the following steps: acquiring a preset standard compression ratio, and adjusting the compression ratio of multimedia information to be compressed in a high-load path in combination with a priority transmission index and a content importance index; the communication load index is calculated by obtaining the communication path load data, the compression program is started only when the path is in a high load state, normal transmission is kept when the path is in a low load state, resource waste caused by indifference compression is avoided, the transmission resource utilization rate is increased, and the transmission efficiency is improved. The content importance index is calculated by analyzing the content data of the multimedia information to be compressed, the content is divided into different compression levels, and the compression ratio is dynamically adjusted by combining the priority transmission index and the preset standard compression ratio, so that the content with high importance degree adopts the low compression ratio to ensure the quality; and the content with low importance adopts a high compression ratio, so that the bandwidth is saved, and accurate matching of the content quality and the transmission efficiency is realized.

The application relates to the technical field of data transmission, in particular to an adaptive data transmission optimization system and method for a docking station. The method comprises the following steps: acquiring real-time transmission indexes of all active ports of the docking station, calculating a traffic dispersion index, performing nonlinear amplification processing on the traffic dispersion index in response to the current occupation depth of a hardware cache queue to obtain a cache pressure response index of each port; fusing a normalized value of the cache pressure response index of each port with a proportion of the cache pressure response index of the corresponding port in a total sum of cache pressure response indexes of all active ports to obtain a dynamic scheduling gain coefficient; and adjusting a basic scheduling weight of the corresponding port based on the dynamic scheduling gain coefficient to obtain a final scheduling weight, and allocating bandwidth resources to each port according to the final scheduling weight. That is, the scheme can adaptively adjust resource allocation.

The application belongs to the technical field of communication, and provides a data transmission method and device based on frequency hopping retransmission, which comprises the following steps: transmitting data to a second electronic device based on first data transmission configuration parameters, and counting transmission indexes of each channel; wherein the transmission indexes comprise at least one of a transmission success rate corresponding to each channel, a proportion of receiving non-first electronic device transmission data, a backoff time and a backoff number; and the bandwidth and retransmission number corresponding to each channel in the first data transmission configuration parameters are updated according to the transmission indexes. The method and device provided by the application realize data transmission in different bandwidths and frequency bands, avoid interference existing in the last transmission channel, increase the data transmission success rate, and thus improve the reliability of communication between devices.

The invention discloses an anti-interference covert communication and perception integrated robust beam forming method, which comprises the following steps of: S1, establishing a system model, in a system, transmitting communication and perception signals by a base station BS, transmitting interference signals by a jammer, and having K communication users and a perception target; setting the sensing target as an eavesdropper, and trying to detect whether a communication behavior exists between the base station and the communication user; s2, depicting a channel model, a sensing detection probability index, a hidden transmission index and a transmission hidden rate in an imperfect transmission environment, and jointly optimizing base station communication, sensing beam forming and RIS beam forming under the condition of meeting transmission robustness, hidden communication safety, sensing precision and RIS phase shift constraint conditions, so as to maximize the total transmission hidden rate of the system; and S3, on the basis of fractional programming and a quadratic transformation technology, combining with an alternating direction multiplier method, and proposing the method provided by the invention. According to the invention, the concealment, the robustness and the transmission capability of the communication and inductance integrated system are obviously improved.

The invention discloses a remote synchronization method and system for database data, and relates to the technical field of data processing, and the method comprises the steps: collecting the processing information data of a data block, obtaining the processing data of the data block, and carrying out the analysis and calculation in combination with an importance index and a data security index to obtain a synchronous transmission index of the data block; according to the method, the data security index model is constructed by monitoring the bandwidth, delay and packet loss rate of the receiving end in real time, the network transmission reliability is dynamically evaluated, and transmission strategy adjustment is automatically triggered when network fluctuation or high packet loss rate is detected, so that data loss caused by forced synchronization in a weak network environment is prevented, and the network transmission reliability is improved. In addition, a synchronous transmission index is calculated in combination with an importance index and a security index, data is divided into a high priority and a low priority, the high priority is used for real-time transmission through a private line network to ensure core service continuity, and the low priority is used for transmission in a low peak period by adopting a batch compression technology to reduce network load.

The present specification relates to a symbol stream processing method, a communication transmission index determination method, a device and a storage medium, wherein the processing method comprises: performing photon counting on a received optical signal to obtain a first counting vector of an MPPM symbol; an element in the first counting vector represents the number of photons included in each time slot; determining a pulse time slot in the MPPM symbol from a plurality of time slots included in the MPPM symbol based on the number of photons represented by the element in the first counting vector, to obtain a second time slot vector for representing the MPPM symbol; an element in the second time slot vector is used to represent whether the corresponding time slot in the MPPM symbol is a pulse time slot; and performing mapping processing on the second time slot vector by using a preset mapping rule to obtain bit stream data corresponding to the MPPM symbol. The processing method of the present specification embodiment can demodulate the optical signal received by the photon counting receiver end to obtain the MPPM symbol, so as to obtain the original bit stream data sent by the sending end based on the demodulated MPPM symbol.

The application discloses a quail egg intelligent detection method and system based on multi-source data fusion, and relates to the technical field of quail egg quality detection. The quail egg intelligent detection method based on multi-source data fusion extracts image texture features and spectral response features by acquiring visible light images, near-infrared images and geometric parameter data of quail eggs, analyzes image equalization indexes and structure transmission indexes respectively, analyzes geometric morphological indexes in combination with morphological parameters, and constructs comprehensive state indexes, thereby determining the quality grade of the quail eggs to be detected. The application extracts image equalization indexes, structure transmission indexes and geometric morphological indexes by fusing visible light images, near-infrared images and geometric parameters, constructs comprehensive state indexes, can comprehensively evaluate the quality of quail eggs from multiple dimensions such as appearance, light transmission and morphology, effectively identifies internal abnormal conditions that are prone to be missed in traditional image detection, and improves the accuracy of quality grade judgment and the stability of overall detection results.

The present invention relates to the technical field of bridge data monitoring, and more particularly to a method and system for diagnosing anomalies in real-time strain monitoring data of old slab bridges based on force transmission indicators. The method comprises collecting strain monitoring data of n main beam components of the old bridge superstructure at any time t, processing and converting the data into displacement monitoring data; calculating the force transmission index between the i-th and j-th main beam components of the old bridge superstructure at time t, and constructing a force transmission index threshold matrix for the old bridge superstructure having n main beam components; and constructing an anomaly judgment function for the strain monitoring data of the i-th main beam component of the old bridge superstructure at time t. When the anomaly judgment function is 0, it indicates that the displacement monitoring data of the i-th main beam component at time t is not anomaly; otherwise, it indicates that an anomaly is present. The present invention enhances the data accuracy of the real-time strain monitoring system of the old bridge, promptly eliminates misjudgments in bridge structure safety monitoring, and improves the reliability of bridge safety monitoring and safety assessment.

The invention relates to the technical field of computers, and discloses a cluster performance evaluation method fusing server indexes and inter-cluster transmission indexes, comprising the following steps: S1, data acquisition: acquiring server performance indexes and inter-cluster transmission performance indexes from nodes in a cluster; s2, data preprocessing: carrying out normalization processing on the collected server performance indexes and transmission performance indexes; s3, performance modeling: establishing a weighting model for server performance, and establishing a comprehensive optimization model based on delay and bandwidth for transmission performance; and S4, performance fusion: fusing the server performance model and the transmission performance model into a comprehensive performance index through a dynamic weight mechanism. Server performance and network performance are fused through dynamic weight, the problem of transmission delay uncertainty is solved, non-linear enhancement is introduced to improve evaluation precision, visual performance grading is achieved based on fuzzy logic, and the method has the advantages of being high in comprehensiveness, robustness and adaptability.

The application provides an open office work efficiency attenuation prediction method, device, equipment and medium, acquires sound quality single value evaluation parameters and plane size parameters of an open office, first establishes a relationship function of a language transmission index and a sound source to a receiving point distance, converts discrete point-to-point measurement into a continuous distance function expression, then combines a language intelligibility and a relationship function of individual work efficiency attenuation to establish a relationship function of individual work efficiency attenuation and distance, and finally utilizes the plane size parameters to perform area integration on all sound source and receiving point position combinations in the office to directly calculate an overall work efficiency attenuation, so that it is not necessary to measure the language transmission index of each position combination one by one, and fast prediction from the sound quality single value evaluation parameters to the overall work efficiency attenuation is realized.

The invention provides a high-performance trajectory planning method for a spherical redundant parallel mechanism, and the method comprises the following steps: 1, offline preprocessing: endowing a fixed specific position to the attitude of a movable platform of the spherical redundant parallel mechanism through an assignment method, and constructing a corresponding equivalent non-redundant special solution model; then, the reachable working space, the joint rotation angle and the corresponding local transmission indexes of the movable platform of the parallel mechanism under different branch chain included angles are calculated, and a multi-dimensional database is constructed; step 2, on-line real-time planning: firstly, planning an optimal path from a starting pose to a target pose based on a multi-target optimization algorithm in a pose space of the moving platform, the target of the optimal path being shortest in motion time and optimal in local transmission index; thirdly, querying a multi-dimensional database for each pose on the optimal path to obtain a corresponding optimal branch chain included angle and optimal joint angle combination; then, through an interpolation algorithm, a continuous and smooth joint movement instruction is generated;