13results about How to "Promote application development" patented technology

The invention belongs to the technical field of marine surveying and mapping, and discloses an airborne LiDAR sounding wave correction method and system. The method comprises the following steps: calculating wave parameters according to an Elfouhail spectrum model; using a KD-Tree accelerated K-nearest neighbor search method to determine a search neighborhood according to wave parameters so as to realize search of sea surface points in the neighborhood; and according to the efficient search result of the sea surface points in the neighborhood, constructing a multi-scale irregular TIN array sea surface model, calculating the normal vector of each beam of sea surface laser points with seabed reflection echoes, and performing ray tracing to correct wave errors to obtain accurate seabed point coordinates. According to the invention, seabed sounding errors caused by path deflection when laser enters water from air due to sea surface waves can be reduced, the sounding precision of the ALB system is improved, and powerful support is provided for ocean resource development, ocean environment protection and the like.

The invention discloses a security enhanced CAN (Controller Area Network) controller based on encryption authentication and intrusion detection, and aims to deal with security threats such as remote unlocking, starting and stopping of a vehicle by a hacker through the Internet of Vehicles. According to the invention, a security framework based on encryption authentication and intrusion detection is constructed, the pre-shared symmetric key is combined with the AES and HMAC-SHA256 algorithms, the encryption and authentication of CAN communication data are realized, and the confidentiality, integrity and authenticity of data transmission are guaranteed; meanwhile, an intrusion detection technology based on information entropy is introduced, and data frame injection attacks initiated through legal nodes are effectively defended. According to the method, a strategy of parallel processing of data frame transmission and encryption calculation is used, the problem that extra data carrying overhead is introduced due to the fact that a CAN controller and a security module are independently achieved in an existing method is solved, efficient transmission of CAN encrypted data is achieved, and the method has good development and application prospects.

The invention provides a traditional Chinese medicine text key information intelligent capturing method and system. The method comprises the following steps: receiving a traditional Chinese medicine text data set, and preprocessing each traditional Chinese medicine text data in the traditional Chinese medicine text data set; performing word feature extraction on each traditional Chinese medicine text data by using a word vector model to obtain a first word data set, and performing semantic analysis on each word data in the first word data set to obtain a simplified second word data set; inputting the second word data set and the traditional Chinese medicine knowledge graph into a pre-constructed deep learning model, wherein the deep learning model outputs a plurality of pieces of prescription information; and repeating the above process, completing the processing of all traditional Chinese medicine text data, and carrying out integration processing on the obtained prescription information. According to the scheme, the key information can be efficiently and accurately extracted from the traditional Chinese medicine text.

The invention discloses a task scheduling method and system for an application system, a storage medium and electronic equipment, and the method comprises the steps: recognizing the message information of a task description file, and obtaining a configuration file and a task; starting the application process, and writing the configuration file; initializing a framework library, a dynamic runtime library and a component application program; creating a task execution framework based on the configuration file and the framework library; loading a framework library and a component application program based on the task; the dynamic runtime library sets task execution time and executes tasks, the trigger module detects whether trigger information is received or not, if yes, a trigger strategy is determined, and plug-ins in the component application program are called; the process tasks are uniformly managed and controlled by the task management module and are placed in the thread pool to be processed, the problem that the application randomly opens the thread to execute the tasks is avoided, the report state of the tasks can be monitored in real time, the multiple tasks are scheduled to the dynamic runtime library during execution, and the size of a code file is reduced while the influence range of modification is reduced.

The invention provides a method for delaying post-harvest physiological deterioration of cassava and reducing superoxide anion level of cassava through nickel sulfate treatment, and belongs to the technical field of post-harvest preservation of cassava. According to the method, cassava is treated through nickel sulfate contact, the superoxide anion level of cassava is reduced, and post-harvest physiological deterioration of cassava is delayed; therefore, physiological browning and deterioration of the cassava after picking are effectively prevented, and good storage quality of the cassava can be maintained. The method is high in practicability and simple and convenient to operate, can effectively prolong the storage time of the cassava, and has good development and application values in the links of storage, transportation, industrial production and the like of the cassava as an industrial raw material.

This invention relates to a quantitative method for ultrasonic disruption of *E. coli* cells, specifically a method based on firefly luciferase in *E. coli* cells. The method involves mixing *E. coli* expressing firefly luciferase as an internal standard with a suspension of target protein-expressing bacteria, followed by ultrasonic disruption of the cells. The degree of disruption of the target protein-expressing bacterial suspension is quantitatively calculated by measuring the activity of the firefly luciferase. The target protein-expressing bacterial suspension uses *E. coli* expressing the target protein. Compared with existing technologies, this invention overcomes the shortcomings of complex experiments, low efficiency, and unstable accuracy in existing technologies. It achieves efficient and highly accurate quantification of the degree of ultrasonic disruption of *E. coli* cells, reduces experimental complexity, and improves research and development efficiency and accuracy. This provides a scientific basis and new approach for the development of new feed protein resources and livestock breeding research, and has broad application potential.

This invention relates to a phthalate hydrolase mutant and its application in phthalate degradation, belonging to the field of microbial enzyme technology. The amino acid sequence of the phthalate hydrolase mutant HylD1 is shown in SEQ ID NO.1, and the nucleotide sequence of the encoding gene is shown in SEQ ID NO.2. This enzyme can catalyze the reaction to generate MMP using DMP as a substrate; or catalyze the reaction to generate MEP and EMP using DEP as a substrate. In this invention, the encoding gene of the phthalate hydrolase HylD1 from *Paracoccus koningii* BJQ0001 was artificially modified by site-directed mutagenesis at amino acid position 265, resulting in a mutant HylD1 (R265A) with higher activity. Compared with the wild-type phthalate hydrolase HylD1, the absolute enzyme activity of this phthalate hydrolase mutant HylD1 (R265A) in degrading DMP and DEP is increased by 2-fold and 3.6-fold, respectively, and a special product EMP is also produced during the degradation of DEP.

The invention discloses a low-energy-consumption ginseng leaf drying method capable of effectively retaining active ingredients, and relates to the technical field of ginseng leaf processing, and the ginseng leaf drying method comprises the steps of pretreatment, airing, hot air drying and crushing. According to the method, low-temperature hot air drying is adopted, drying to constant weight is taken as an index, the preservation time is prolonged, further exploration of active ingredients of the ginseng leaves is facilitated, and the energy consumption is far lower than that of a freeze drying process with the same index. The verification process of two varieties of ginseng leaves, namely, the Feikingsi and the Feikingsi No.1, shows that the drying process retains a large amount of active substances, has no significant difference in antioxidant activity compared with a shade-drying and freeze-drying process, can be independently brewed for eating, can also be matched with traditional Chinese medicine food materials for use to develop foods, health foods, medicines and the like, and has a wide application prospect. The ginseng leaves are further developed and utilized, and the ginseng leaves have wide application prospects and market space.

The invention discloses a security processor and Arm CPU processor supporting confidential computing, comprising a security processor, a memory controller and a password processing module, the security processor is divided into a confidential processor, an application processor and a trusted processor which are all provided with independent processor cores; computing software and a running environment of the security processor run on an independent processor core; after the system is powered on, the application processor is controlled to run in a common execution environment, and the confidential processor and the trusted processor run in confidential and trusted execution environments; the confidential processor and the application processor or the trusted processor load an operating system in a corresponding execution environment, a shared memory space is constructed in the memory controller, a security message queue is constructed in the shared memory space, and the password processing module is called to perform operation data encryption and decryption according to a security service request initiated by a user application program. And the corresponding confidential or trusted computing service is completed. The framework is simple, the execution efficiency is high, and user application development is easy.

The invention provides a method for delaying physiological deterioration of cassava after harvesting and reducing superoxide anion level of cassava through treatment of a copper-containing solution, and belongs to the technical field of preservation of cassava after harvesting, the method is characterized in that cassava is treated through contact of the copper-containing solution, the superoxide anion level of cassava is reduced, and physiological deterioration of cassava after harvesting is delayed. Therefore, physiological browning and deterioration of the cassava after picking are effectively prevented, and good storage quality of the cassava can be maintained. The method is high in practicability and simple and convenient to operate, can effectively prolong the storage time of the cassava, and has good development and application values in the links of storage, transportation, industrial production and the like of the cassava as an industrial raw material.

The invention discloses an open password application method based on a CPU password module, and the method comprises the steps: submitting a password application developed by an application developer to an application management center for signature authentication, and obtaining a signature authentication file; the password application and the signature authentication file are deployed to any terminal device which contains a CPU password module conforming to the standard specification of an application management center; after the password application runs, calling a CPU password module interface in the terminal equipment to obtain a signature authentication file; carrying out verification processing on the obtained signature authentication file by utilizing a CPU password module; and if the verification is passed, the CPU password module is used for providing a corresponding password service. Through the development password application system constructed by the standard-following CPU password module and the public application management center, an application developer can conveniently carry out application development, and the application can be used on all devices through application authentication, so that the popularization of password application is greatly accelerated.

The invention relates to an FRP composite rib recycled concrete prefabricated pier column-foundation socket joint and a construction method, and belongs to the technical field of structural engineering. Comprising a prefabricated recycled concrete pier column and a recycled concrete foundation, a horizontal resistance device embedded in the recycled concrete foundation, an embedded metal corrugated pipe and UHPC grouting socket and spigot joint are combined and connected, and the connection reliability and anti-seismic safety of the assembly type joint are guaranteed. The prefabricated recycled concrete pier column is composed of a longitudinal FRP composite bar and a stirrup, and the recycled concrete foundation is composed of a horizontal resistance device, a pre-buried metal corrugated pipe, a reserved grouting pressure pipe, a reserved inserting groove, a foundation longitudinal steel bar and a foundation stirrup. The longitudinal FRP composite bars of the pier column and the metal corrugated pipe are connected through grouting to resist the drawing force of a joint area, the horizontal force is jointly borne by concrete and the horizontal resistance device, the horizontal resistance device bears most of the horizontal force around a foundation socket groove, and the pressure damage to the concrete of a bearing platform is reduced.

The application discloses a kind of magnetic film glass etchant and its preparation method and application, the chemical composition of glass etchant is: Li2O 0~2wt%, Na2O 1.5~2.5wt%, K2O 2~4wt%, MgO 2.5~4.5wt%, B2O38~12wt%, SiO210~20wt%, TiO21.5~5wt%, Al2O30.4~1.2wt%, Bi2O320~30wt%, V2O535~45wt%, Nb2O50.5~2.5wt%.The melting temperature of the glass etchant of the application is low, the expansion coefficient is low, the surface tension is small, the high-temperature viscosity is low, can penetrate to ceramic or glass surface through metal powder layer at high temperature, play the role of etching ceramic or glass surface, thereby increase the roughness and surface area of ceramic or glass surface, make metal layer and ceramic or glass bond firm, and will not increase the resistance of metal layer, effectively improve the heating efficiency, thereby be favorable to promote the technical progress and development of electromagnetic induction furnace magnetic heating material industry.