14results about How to "Avoid effectiveness" patented technology

The invention relates to the technical field of network space supervision, in particular to a large-model-driven social platform cognitive adversarial perception method and system based on dynamic cooperative detection, and the method comprises the steps: constructing single social relation feature networks according to user behaviors in social network data, and combining the single social relation feature networks, obtaining a social relation feature composite network; coupling the social relation feature composite networks in different time slices to obtain community distribution on each time slice; according to the community distribution and the social text content in each community, utilizing a large language model to detect the narrative theme of each community; on the basis of the narrative themes of the communities and by utilizing a site detection model, obtaining sites of the communities for the specified event; and constructing a cognitive confrontation perception picture according to the cognitive confrontation process of each community on the full-time dimension of a specified event by taking the community as a perception object. According to the method, enterprises and institutions can be helped to better understand the cognitive situation of the network space, and support is provided for making a network purification decision.

The invention relates to the technical field of target monitoring, in particular to a target track generation method based on infrared monitoring, a product, equipment and a medium. The method comprises the steps that infrared monitoring data collected by an infrared detection device, image data collected by a camera device and radar data collected by a radar are obtained in the process that an unmanned aerial vehicle conducts routing inspection according to an initial routing inspection route, and the infrared detection device, the camera device and the radar are all arranged on the unmanned aerial vehicle; determining a first position of the target based on the infrared monitoring data, determining a second position of the target based on the image data, and determining a third position of the target based on the radar data; inputting the first position, the second position and the third position into a preset fusion model, and obtaining a target position output by the preset fusion model; and generating a target moving track based on the target position at each moment, and predicting a future moving track of the target based on the target moving track. According to the invention, the accuracy of target tracking can be improved.

The invention belongs to the technical field of crushing devices, and particularly relates to a crushing and sorting device for recycling waste lithium batteries, which comprises a base and a PLC (programmable logic controller) fixedly arranged on the upper surface of the base, and further comprises a conveying assembly arranged on the upper surface of the base and used for conveying the lithium batteries at intervals; the clamping assembly is arranged on the upper surface of the conveying assembly, the lithium battery is placed in the crushing assembly, and the clamping assembly can clamp the hardness and size of the lithium battery; and the sorting assembly is arranged on the upper surface of the base and located below the crushing assembly. Before the waste lithium batteries are conveyed to the crushing and sorting device, the size of the waste lithium batteries can be automatically detected, the distance between cutters in the crushing and sorting device can be adjusted according to the size of the waste lithium batteries, it is guaranteed that the waste lithium batteries are fully decomposed, meanwhile, excessive crushing of the lithium batteries is avoided, and the quality of the lithium batteries is guaranteed. And the materials become too fine and are difficult to effectively recycle and utilize.

The invention provides an engineering quantity list processing method and system based on double analysis and correction, and relates to the technical field of data processing, and the method comprises the steps: obtaining an engineering quantity list; carrying out electronic version conversion on the paper version engineering quantity list; extracting a plurality of identification engineering categories of the target engineering quantity list and the identification engineering quantity of each identification engineering category based on a target detection algorithm; extracting an initial text of the target bill of quantity in combination with a Bayesian algorithm; performing semantic analysis on the initial text in combination with a large language model taking dynamic context lexical elements as input data, and outputting a semantic text of a target bill of quantity; aligning each identification project category and each analysis project category to a target entity; comparing the identification work amount and the analysis work amount which belong to the same target entity; and under the condition that the comparison results are consistent, outputting the semantic text as an engineering quantity list processing result, otherwise, marking a comparison difference result in the semantic text. And the compiling efficiency and accuracy of the bill of quantity are improved.

The invention discloses an eperisone hydrochloride-containing pharmaceutical composition capable of effectively controlling the content of an impurity D and a preparation method of the eperisone hydrochloride-containing pharmaceutical composition. The eperisone hydrochloride-containing pharmaceutical composition comprises eperisone hydrochloride, hydrochloric acid, a filler, an adhesive, a disintegrating agent and a lubricant, and the hydrochloric acid can inhibit the eperisone hydrochloride in the eperisone hydrochloride-containing pharmaceutical composition from being degraded into the impurity D. The preparation process is simple, hydrochloric acid is adopted as a pH regulator, eperisone hydrochloride in the pharmaceutical composition can be effectively inhibited from being degraded into the impurity D, the content of the impurity D in the prepared pharmaceutical composition can be zero, and the impurity D is still not detected under the high-temperature condition; according to the pharmaceutical composition containing eperisone hydrochloride, the stability of the pharmaceutical composition containing eperisone hydrochloride can be greatly improved, the impurity level of the pharmaceutical composition is better controlled, the product quality is better, the safety to patients is higher, and the medication safety and effectiveness of the pharmaceutical composition are greatly improved.

The invention discloses an induction heating power supply water circulation cooling system and an adaptive control method, and the method comprises the steps: 1) a console issues a control parameter p of an induction heating power supply, and a water circulation system obtains the parameter at the same time; 2) a power consumption prediction model in the water circulation cooling system predicts power consumption P0 to be generated by the induction heating power supply system according to historical parameters when the given value is p; 3) the power consumption prediction model reversely deduces the required cooling water flow Q according to the prediction result P0; 4) according to the flow Q, obtaining a frequency f required by the operation of the frequency converter so as to drive the frequency converter to work; 5) detecting the voltage u, the current i and the temperature value T fed back by the induction heating power supply system in real time by the power prediction model, and correcting f in real time, and 6) storing all parameters p, u, i, P0 and f. According to the invention, the power consumption of the system can be predicted in advance according to the change of the power of the induction heating power supply, then the cooling circulation device is adaptively and synchronously adjusted, and correction is carried out according to the real-time change of the temperature.

The present application provides a coal seam gas extraction effective radius dynamic evaluation system based on porous linkage coupling, relates to the field of coal mine safety engineering and physical analysis technology, and through synchronous collection and standardized processing of multiple source parameters such as extraction orifice negative pressure, gas flow, gas concentration, extraction response time delay, coal seam original gas pressure and hole space information, the present application constructs extraction action impedance coefficient, porous linkage coupling coefficient and dynamic effective radius correction coefficient, and compares and evaluates with corresponding threshold value respectively. When the evaluation result is abnormal, the adaptive regulation and control strategy of negative pressure, time sequence and proportion of single-hole and multi-hole collaborative extraction is triggered, and after adjustment, re-evaluation is carried out, the dynamic correction and closed-loop optimization of extraction effective radius are realized, and the accuracy of coal seam gas extraction range evaluation and the safety and stability of extraction system operation are improved.

The application provides a luggage rack and a vehicle, and aims at at least solving the problem of difficult assembly of the luggage rack. The luggage rack is installed on a roof of the vehicle. The luggage rack comprises a main body, a decoration and a light-emitting part. The main body is buckled with the decoration to form an installation cavity with a ring-shaped peripheral wall. The light-emitting part is arranged in the installation cavity. During installation, the light-emitting part is arranged in the installation cavity, and then the decoration is buckled with the main body, so that the installation is completed. The installation difficulty is reduced, the assembly speed is improved, and the production efficiency is improved.

The utility model discloses a helicopter engine double-lip sealing ring dismounting tool belongs to mechanical frock technical field. The tool includes outer support frame, stretching mechanism and inner clamping mechanism. Outer support frame includes crossbeam and two support rods on the same side of crossbeam, stretching mechanism includes the guide cylinder of fixed in the middle part of crossbeam and with the same length direction of support rod, the special-shaped section thread cylinder of special-shaped section thread cylinder sliding fit, the first nut of special-shaped section thread cylinder screw thread cooperation, the first nut is pressed in one end of guide cylinder and sliding fit, and the inner wall of guide cylinder adapts special-shaped section thread cylinder, and the clamping claw mechanism of fixed in one end of special-shaped section thread cylinder of inner clamping mechanism, the clamping claw contraction and expansion adjusting mechanism of being arranged between special-shaped section thread cylinder and clamping claw mechanism. The tool can adjust the contraction and expansion of clamping claw, can not only avoid the damage of sealing surface of sealing ring when being placed into the shaft hole, but also can adjust the radial size of clamping claw clamping sealing ring, can avoid the dismounting problem caused by improper clamping position.

The invention discloses a single-station photovoltaic power prediction method based on vision and language multi-mode fusion, and relates to the technical field of new energy power generation power prediction, and the method comprises the following steps: S1, collecting historical power data, numerical weather forecast data, satellite cloud picture data at a corresponding moment, and weather text description data of a target photovoltaic power station; s2, performing normalization processing on the historical power data and the numerical weather forecast data to form numerical data; according to the method, four kinds of modal information including historical power data, numerical weather forecast data, satellite cloud picture visual data and weather text semantic data are fully fused, the limitation of a single data source of a traditional method is broken through, multiple factors influencing photovoltaic power can be comprehensively captured, richer information support is provided for prediction, and prediction precision is remarkably improved.

The invention belongs to the technical field of ocean cross-medium acoustic-electric cooperative network communication, and discloses an improved AODV routing method for an ocean cross-medium acoustic-electric cooperative network, and the method comprises the steps: introducing a link stability factor of radio and underwater acoustic transmission when a route is established; the water surface cross-medium node specifies related equipment for data transmission according to the type of the destination node; after the node receives the routing response and establishes the routing, setting to send a HELLO packet at regular time for routing maintenance, and not sending the HELLO packet by other nodes which do not establish the routing; and after receiving the routing request, the underwater destination node continuously sends two routing responses to the source node. According to the method, a routing establishment and maintenance mechanism is improved, acoustic-electric weighted hops and link stability factors are introduced, the problems that underwater propagation packet collision is caused by too many traditional AODV notification packets, the packet delivery rate is low and the time delay is large due to the fact that the minimum hops serve as the principle are solved, the network time delay is reduced, and the packet delivery rate and throughput of integrated networking are improved.

This application relates to the field of target monitoring technology, and more particularly to a method, product, device, and medium for generating target trajectories based on infrared monitoring. The method includes: during a drone's inspection along an initial inspection route, acquiring infrared monitoring data collected by an infrared detection device, image data collected by a camera device, and radar data collected by a radar, all mounted on the drone; determining a first position of the target based on the infrared monitoring data, a second position based on the image data, and a third position based on the radar data; inputting the first, second, and third positions into a preset fusion model to obtain the target position output by the preset fusion model; generating a target movement trajectory based on the target positions at each time point, and predicting the target's future movement trajectory based on the target movement trajectory. This application can improve the accuracy of target tracking.

The invention relates to a chip packaging structure, a manufacturing method thereof and a semiconductor device. The chip packaging structure comprises a packaging substrate and a chip. One side face of the packaging substrate is concaved inwards to form a concave part, and the inner side wall of the concave part is provided with a plurality of protruding parts which are sequentially arranged at intervals in the circumferential direction. The chip is placed in the concave part, the edge outline of the chip is arranged to be in a polygonal shape, and a plurality of side edges of the chip are correspondingly matched with the plurality of protruding parts in an abutting mode respectively. According to the chip packaging structure, the plurality of side edges of the chip placed in the concave part are correspondingly abutted against and matched with the plurality of protruding parts respectively, and the plurality of protruding parts play a role in limiting the chip, so that the chip is stably arranged in the concave part, the corner parts of the chip can be prevented from being in contact with the inner side wall of the concave part, and the chip packaging quality is improved. Therefore, damage or crack defects of the corners of the chip can be avoided, actual effects can be avoided in the chip placement process, the chip placement yield is improved, and the product yield of chip packaging products is improved.