161 results about "Targeted screening" patented technology

The invention relates to the field of strong wine detection, and discloses a strong wine visual non-target metabonomics origin traceability method, which comprises the following steps: firstly, collecting strong wine original data, digitizing and outputting the collected strong wine original data to obtain strong wine output data; performing preliminary analysis by using a clustering analysis method to obtain first analysis data; performing secondary analysis on the first analysis data by using a principal component analysis mode to obtain second analysis data; and finally analyzing the second analysis data by partial least square discriminant analysis or orthogonal partial least square discriminant analysis, and screening, comparing and identifying the characteristic compounds to obtain the non-target metabonomics origin traceability place of the strong wine. According to the method, the problems that a non-target metabonomics traceability technology easy to visually display does not exist in the prior art, and a standardized operation instruction integrating efficient pretreatment, non-target screening, rapid traceability, accurate confirmation and visual display does not exist are solved.

The invention relates to the technical field of image enhancement, in particular to an image editing method, device and equipment and a storage medium, and the method comprises the steps: obtaining original input data containing an original image and corresponding scene structure information, carrying out the editing region screening processing in the original image based on the scene structure information, and obtaining a target editing region, obtaining a pre-training diffusion model, performing obstacle editing processing on the original image in combination with a preset image editing strategy and a target editing area to generate an initial enhanced image, performing consistency optimization on the initial enhanced image according to the scene structure information to obtain a target enhanced image, and generating annotation information based on the target enhanced image, and finally, carrying out quality screening processing on the target enhancement graph and the annotation information to obtain target screening data, and carrying out barrel division evaluation processing on the target screening data to obtain target enhancement data, thereby enriching training data and solving the problem of insufficient coverage of special-shaped obstacles in traditional data enhancement.

The invention provides a waste concrete recycled aggregate classification screening monitoring method and device, and the method comprises the steps: analyzing the roughness degree of an aggregate surface according to initial state description, calculating a surface fluctuation height difference value and a texture direction, extracting surface texture features from image scanning data, and determining the roughness grade of the aggregate surface; measuring three-dimensional size parameters of the aggregate in combination with a laser ranging technology to obtain aggregate particle size distribution data, carrying out statistical analysis processing on aggregate particle size changes, and comprehensively judging the dispersion degree of particle size distribution in combination with a surface fluctuation height difference value, a texture direction and a roughness grade; layered screening is conducted on aggregate through target screen mesh aperture configuration, aggregate adhesion friction data are collected in real time in the screening process, and the screening efficiency is obtained by combining the throughput of aggregate with different particle sizes in unit time.

The invention provides a pump room scene abnormal state recognition system and method based on video monitoring, and relates to the field of monitoring or monitoring activities, in particular to the field of space perception. The system comprises a synchronous trigger device which is used for synchronously triggering the collection of video data and audio data in a pump room in the same monitoring time interval; and the state identification device is used for intelligently identifying a pump room scene abnormity type by adopting an intelligent scene abnormity identification model on the basis of basic contents obtained by analyzing the video data in the pump room and the audio data in the pump room. According to the invention, in order to solve the technical problem that the recognition precision and efficiency of various specific pump room scene abnormal states cannot be considered at the same time, different intelligent scene abnormal recognition models can be designed for different pump room scenes and multi-modal basic contents screened in a targeted manner are introduced; and various specific pump room scene abnormal state identification is completed, so that the technical problem is solved.

The application discloses a kind of unsupervised time series anomaly detection methods, the method includes obtaining historical time series data, according to the correlation of historical time series data and target screening characteristic variable, according to characteristic variable constructs instance anomaly detection task historical time series data;To instance anomaly detection task historical time series data relevant field adopts rolling statistical characteristic strategy, constructs instance anomaly detection task historical time series data model;Instance anomaly detection task historical time series data model is input into self-encoding framework after batch processing, after three times coding, three times decoding obtains reconstructed instance anomaly detection task historical time series data module;Instance anomaly detection task historical time series data module is compared and analyzed with reconstructed instance anomaly detection task historical time series data module, obtains loss time series dataset;Decision tree model is constructed, and each sample of loss time series dataset is scored, and final anomaly detection result is obtained according to score.The application can improve the ability and efficiency of time series data anomaly identification.

The application discloses a combine harvester with a material differentiation processing function, which comprises a walking chassis, a ploughing and harvesting assembly, a material conveying assembly and a threshing and cleaning assembly arranged in sequence from front to back on the walking chassis; the threshing and cleaning assembly comprises a threshing device and a cleaning device arranged in an up-down mode; the cleaning device comprises a sieve body and a driving main shaft for vibrating the sieve body; the number of the sieve bodies is at least three, and all the sieve bodies are closely arranged in the axial direction of the driving main shaft; a driving member is connected between the driving main shaft and each sieve body, and the specifications of the driving members connected with the sieve bodies at different positions are different, so that the vibration parameters of the sieve bodies at different positions are different. In the application, the structural design of the cleaning device can fully meet the distribution characteristics that the materials falling from the threshing cylinder of the threshing device are more on both sides and less in the middle, and targeted screening processing of the differentially distributed materials is realized.

The invention relates to an industrial park intelligent electric meter data application method. The method comprises the following steps: executing each training action on a deep neural network at an intelligent electric meter of an industrial park to obtain the deep neural network after executing each training action, and outputting the deep neural network as an AI power interruption identification model corresponding to the industrial park; and intelligently identifying whether the industrial park has the power supply interruption accident of the power supply cable in the future time segment or not at the intelligent electric meter of the industrial park according to the AI power interruption identification model corresponding to the industrial park. According to the invention, the AI power interruption identification model designed for the customized structure of the industrial park can be adopted at the intelligent electric meter of the industrial park, and whether a power supply interruption accident of a power supply cable occurs in the industrial park in a future time segment or not can be intelligently identified according to multiple times of basic information screened in a targeted manner; therefore, key foreseeing information is provided for safety management of power supply cables in industrial parks during typhoons.

A method for screen projection in vehicle includes displaying first screen projection data sent from connected first mobile terminals in sub-areas on a display screen; in response to receiving a connection request from a second mobile terminal, establishing a connection with the second mobile terminal; receiving second screen projection data sent from the second mobile terminal; determining whether any target screen projection data having a same data type as the second screen projection data exists in the first screen projection data; in response to the target screen projection data being determined, assigning a target sub-area corresponding to the target screen projection data to the second mobile terminal to project the second screen projection data sent from the second mobile terminal; and in response to no target screen projection data being determined, adding a new sub-area on the display screen to screen project the second screen projection data.

The invention discloses a screening method for synchronously and rapidly analyzing new pollutants through single sample injection, and relates to the technical field of environment screening. According to the invention, a non-targeted screening, targeted screening and quantification technology for one-time pretreatment of multiple compounds in a water sample based on an electrostatic field orbitrap high-resolution gas chromatograph-mass spectrometer and synchronous and rapid analysis of the compounds by single sample injection under the same instrument condition is realized. Compared with the existing method for independently carrying out non-targeted screening, targeted screening and quantitative analysis on the compounds, the method has the advantages that the sensitivity of non-targeted screening is improved, the risk that low-concentration specific pollutants cannot be detected by non-targeted screening is reduced, and the defects that in targeted screening and quantitative analysis, the spectrogram information of the compounds is incomplete, and the detection sensitivity is low are reduced. The risk that misjudgment and false positive problems easily occur is solved, and the problem that non-targeted screening is incompatible with targeted screening and quantitative analysis is solved. Through the method, the analysis time can be effectively shortened, the analysis efficiency can be improved, and the analysis cost can be saved.

The invention provides a method for high-throughput screening of an alpha-glucosidase inhibitor from boxthorn leaves based on a multi-shell MOF immobilized enzyme, and aims to overcome the bottlenecks of low throughput, tedious operation, high cost and the like of a traditional screening method. The core process of the method comprises the following steps: preparing a boxthorn leaf sample solution and pre-evaluating the in-vitro alpha-glucosidase inhibitory activity; a multi-shell MOF immobilized enzyme technology is coupled with a UPLC-QTOF-MS / MS technology, so that targeted screening, efficient separation and accurate identification of active components are realized; verifying the alpha-glucosidase inhibitory activity of the target compound; and predicting the binding site of the small molecule compound and the enzyme through a molecular docking technology. The method has the core advantages of high specificity, high sensitivity, high flux, repeated utilization of enzyme receptors and the like by depending on the inherent characteristics of an immobilized enzyme technology, can synchronously screen and identify various inhibitors, effectively integrates the resource advantages of a boxthorn leaf natural product and the high efficiency of a modern high-flux screening technology, and has a wide application prospect. And a key technical support is provided for diversified development of diabetes treatment medicines.

The application discloses a financial data display method and device, a storage medium and an electronic device, and relates to the technical field of artificial intelligence. The method comprises the following steps: acquiring N pieces of financial data to be displayed on a target screen, wherein N is a positive integer greater than 1; acquiring first portrait information of a first object, wherein the first object is an object to be used with the N pieces of financial data, and the first portrait information at least comprises attribute information of the first object and preference information of the first object for a screen layout; inputting the first portrait information into a target decision tree model for classification processing, and outputting a screen layout recommended for the first object; and displaying the N pieces of financial data on the target screen based on the screen layout. Through the application, the problem that, in the related art, when financial data is displayed on a screen, the screen cannot preferentially display data information that a user is interested in, and the effect of using the financial data displayed on the screen is poor, is solved.

The invention provides a transient alarm tracking method and device, terminal equipment and a storage medium, and the method comprises the steps: firstly obtaining an image of a target screen on to-be-tracked equipment; then determining a preset alarm information display area corresponding to the target screen, and performing character recognition on the preset alarm information display area to obtain a character recognition result; and finally, matching the character recognition result with a preset alarm character library, and determining that the to-be-tracked device has a transient alarm under the condition of successful matching. Therefore, the characters in the specific area of the screen of the to-be-tracked equipment are automatically obtained and recognized in a non-intrusive mode, so that the preset alarm information is accurately matched, millisecond-level response is achieved, transient faults which cannot be traced in a traditional mode are effectively captured and recorded, and the accuracy and reliability of equipment diagnosis are improved.

The application relates to the field of screen control, in particular to a control system based on intelligent multi-screen cooperation, which comprises a processing unit, an analysis unit, a load optimization unit and a display optimization unit. The processing unit comprises a plurality of sub-processing modules and is used for processing target videos respectively. The analysis unit is used for determining the display state of each target screen according to a picture misadjustment reference value and a display decline reference value, and determining an optimization mode as load distribution optimization or environment optimization according to a first display state proportion and a first display state aggregation degree. The load optimization unit is used for determining the screen category of the target screen according to an image complexity reference value and a dynamic reference value, and determining an optimization processing mode as task distribution optimization or task order optimization based on a balance coefficient. The display optimization unit is used for determining the environmental light influence state corresponding to each target screen according to an illumination intensity coefficient and an illumination distribution coefficient, and determining whether to adjust the brightness of the target screen according to the environmental light influence state. The application improves the display effect under the control of the multi-spliced screen.

The embodiment of the invention provides a design manuscript element recognition method and device, and the method comprises the steps: extracting a group of candidate elements from each design manuscript associated with at least two design manuscript types, and screening each group of candidate elements according to an element screening rule, and obtaining a plurality of groups of candidate screen elements; and inputting at least two candidate screen elements included in the multiple groups of candidate screen elements into the design draft identification model to obtain element identification information corresponding to the at least two candidate screen elements. Selecting a target screen element from the at least two candidate screen elements according to the at least two pieces of element identification information and the element level information associated with the at least two candidate screen elements, firstly performing primary screening on the plurality of candidate elements extracted from the design draft, and identifying the screened candidate screen elements by utilizing a design draft identification model, precise selection of the target screen elements is realized, and the recognition efficiency of the target screen elements is improved.

Provided are a centromere protein CENP-M small molecule inhibitor cenpemlin, and a preparation method therefor and the use thereof. A small molecule compound cenpemlin is obtained by means of analyzing the protein plane information of the fine structures of CENP-M and CENP-L and performing targeted screening. The results of biochemical and cytological experiments all indicate that cenpemlin inhibits the proliferation of cancer cells by means of interfering with the interaction between CENP-M and CENP-L, thereby providing a new compound for analyzing and interfering with the rapid proliferation of cancer cells.

The embodiment of the present specification provides a wireless screen projection control method and system, the method comprises: obtaining a screen projection request and user information sent by a user terminal of a request user; determining user position information of the request user based on the user information, wherein the user position information comprises a positioning room and a position confidence; determining a candidate screen projection screen or a target screen projection screen based on the user position information.

The present application relates to plant RL1 gene regulation broad spectrum disease resistance and application. The present application provides a RL1 down-regulation agent for use in improving plant disease resistance, or for preparing a preparation for enhancing plant disease resistance. The present application also provides a method for improving traits of a plant in the family Poaceae or preparing a plant in the family Poaceae with improved traits, comprising: down-regulating the expression or activity of RL1 in the plant; the improved traits include: improving the disease resistance of the plant. The present application also provides the use of RL1 as a molecular marker for identifying plant disease resistance, or as a molecular marker for targeted screening of plants with disease resistance, and related identification methods, screening methods, etc.

The invention discloses a satellite-borne SAR (Synthetic Aperture Radar) self-focusing method and system for a long-time integral bunching mode, a computer and a storage medium, and the method comprises the steps: screening a strong scattering target region in a manner of taking the maximum contrast or maximum power as a target according to the size of a divided grid; a minimum entropy distance alignment algorithm based on a partial frequency spectrum is used to realize distance migration error estimation of a partial region, a mode of combining hamp filtering and polynomial fitting is used to realize full-scene distance migration error estimation, and a minimum entropy phase correction algorithm is used to realize phase error estimation of a partial region. All-scene phase error estimation is realized by combining a Savitzky-Golay filter and a polynomial fitting mode, and unified compensation processing is performed on an original all-scene image by applying all-scene range migration errors and a phase error estimation result, so that all-scene fine focusing is realized. According to the invention, large-scene full-image fine focusing under the condition of over 15 seconds of ultra-long synthetic aperture time can be realized.

The present application belongs to the technical field of equipment control, and particularly relates to a high-efficiency environment-friendly sand and gravel screening equipment control system, to solve the technical problem that the existing method lacks deep understanding and accurate prediction of the internal mechanism of the screening process, and cannot realize the collaborative optimization of multiple key performance indicators such as screening efficiency, hole blocking risk and operation energy consumption. It comprises: a calculation module, which predicts the evolution trend of the hole blocking probability of the screen surface and calculates the transition energy consumption of the particles; a construction module, which constructs a weighted multi-objective optimization function; and a regulation and control module, which is used for real-time regulation and control of the screen parameters of the screening equipment according to the obtained target screen parameter combination. The present application ensures that the particle size distribution of the environment-friendly sand and gravel is highly stable and continuously meets the engineering standards, and improves the product qualification rate.

The invention discloses a media notification display control method and device, a vehicle and a storage medium, and belongs to the technical field of information display. Comprising the steps of obtaining a playing state of a media player under the condition that a media notification is displayed on a target screen; under the condition that the playing state belongs to a first state, based on at least one of the state information of the target equipment, the media information of the target media source and the playing state, the target delay duration is determined, and the first state is a state in which the media player stops playing; and after the target delay duration, if the playing state still belongs to the first state, controlling the media notification to cancel display. Therefore, the display of the media notification is cancelled after the target delay duration, the operation requirement of the user can be fully considered, sufficient operation time is reserved for the user, the display of the media notification is cancelled under the condition that the user does not perform any operation within the target delay duration, and intelligent display of the media notification can be realized.

The invention discloses a non-targeted screening method for pesticide and veterinary drug residues in raw milk based on LC-TOFMS (liquid chromatography-time of flight mass spectrometry) and application of the non-targeted screening method, and belongs to the technical field of food safety detection. According to the method, a QuEChERS technology is adopted to carry out pretreatment on a raw milk sample, a liquid chromatography-time-of-flight mass spectrometry technology is utilized to carry out detection, and a self-built mass spectrometry database is combined to realize non-targeted qualitative screening. A self-established mass spectrum database comprises precise mass numbers, retention time, parent ion loading modes and secondary mass spectrum fragment information of 46 kinds of pesticides and 54 kinds of veterinary drugs. The method is simple in pretreatment, high in detection speed, wide in coverage range and suitable for rapid screening and quality monitoring of pesticide and veterinary drug residues in raw milk, and has good practicability and popularization value.

Embodiments of the present application disclose a screen projection method and related devices. The method comprises: a second device receiving and caching current screen projection information sent by a first device, the current screen projection information comprising at least one screen projection content; sending the current screen projection information to a display device for playing, generating a playing record after the playing is completed, the playing record comprising an identifier of the at least one screen projection content; sending the playing record to the first device, the playing record being used to indicate selecting a target screen projection content from the at least one screen projection content; receiving reply information sent by the first device, the reply information comprising an identifier of the target screen projection content; saving the cached target screen projection content in a storage according to the identifier of the target screen projection content; and reading the target screen projection content from the storage for screen projection when screen projection is performed next time. By using the embodiments of the present application, the first device does not need to be repeatedly occupied and data format conversion and decoding need not to be performed again when screen projection is performed next time, thereby reducing device power consumption.

The invention provides an automatic reconstruction method and system for a connection relation in a secondary circuit digital model, and the method comprises the steps: extracting semi-connection cable information containing a descriptive text of an opposite-side screen cabinet from the secondary circuit digital model, and carrying out the semantic analysis of the semi-connection cable information, so as to extract the screen cabinet feature information corresponding to each screen cabinet; performing one-to-one matching on the source screen cabinet and all the target screen cabinets according to the screen cabinet feature information, and establishing a screen cabinet level connection relationship for the source screen cabinet and the target screen cabinet which are successfully matched; pairing the semi-connection cables between the source screen cabinet and the target screen cabinet forming the screen cabinet-level connection relation according to a preset multi-level cable matching rule; and performing attribute complementation on the successfully paired semi-connection cables to form a complete cable connection record, and persisting the complete cable connection record to the secondary loop digital model. According to the method, high automation, high accuracy and high robustness of connection relation reconstruction can be realized.

The invention provides a mass spectrum full-scanning mode-based qualitative and semi-quantitative integrated analysis method for environmental trace micro-pollutants, which comprises the following steps of: analyzing precursor ions without MS / MS secondary mass spectrum in a full-scanning MS mass spectrum, and forming a characteristic table by using data of the precursor ions, reserving candidate compounds corresponding to the precursor ions with high matching degree to generate a first candidate library; searching data of fragment ions with collision energy less than or equal to 20 eV corresponding to the candidate compound in an open source library, integrating the data of the fragment ions and the data of precursor ions in the first candidate library to construct a targeted screening library, performing targeted retrieval in a full-scanning MS mass spectrum, and then performing confidence evaluation and semi-quantitative analysis. According to the method, a large number of lost low-abundance fragment ions can be retrieved, trace micropollutants can be effectively identified, the lowest detection concentration can reach 0.5 ppt level or below, and the method has high confidence coefficient.

The invention discloses a fungaltoxin non-targeted screening mass spectrum data processing method based on deep learning, and relates to the technical field of food-borne toxin detection.The fungaltoxin non-targeted screening mass spectrum data processing method comprises the steps that on the basis of a standardized peak list, ion peaks serve as nodes, the mass spectrometry relation between the ion peaks serves as edges, and a mass spectrum structure is constructed; based on a connection relationship between nodes in the mass spectrum structure, identifying different mass spectrum relationship types, constructing different meta-paths from a starting ion peak to an ending ion peak, and generating a graph-level feature vector representing the whole mass spectrum structure; and performing multi-scale wavelet transform on the graph-level feature vector, obtaining a correction distance matrix by combining the distribution density value of the known mycotoxin category in the feature space, and extracting a multi-scale distance component corresponding to each known mycotoxin category for weighted fusion to obtain a minimum attribution distance. According to the method, deep semantic modeling of complex mass spectrum data is realized, so that the recognition accuracy of known toxins and the structural interpretability of unknown toxins are greatly improved.

The invention discloses a high-polysaccharide dendrobium officinale variety germination period directional screening cultivation method, and belongs to the technical field of tissue culture. The invention provides a high-polysaccharide dendrobium officinale variety germination period directional screening cultivation method aiming at the problems that existing dendrobium officinale germplasm is mixed and the polysaccharide content is unstable. According to the method, the concentration of a periodate solution adopted for acidolysis treatment is remarkably reduced, the acidolysis time is shortened, a chromogenic reaction is achieved outside the protocorm, the situation that epidermal cells of the protocorm are excessively damaged and a coloring agent enters the protocorm to cause tissue structure change is avoided, and it is guaranteed that the structure of dendrobium officinale is complete and the shape of dendrobium officinale is stable; meanwhile, the dyeing time is shortened, rapid and lossless identification of the dendrobium officinale high-polysaccharide germplasm in the protocorm stage is achieved, the breeding period is remarkably shortened, and the screening accuracy and efficiency are improved. The cultivated high-polysaccharide dendrobium officinale variety shows consistency and stability in the aspects of polysaccharide content and agronomic traits.

The invention relates to the technical field of image processing, and discloses an automatic screen quality inspection method and device, electronic equipment and a storage medium, and the method comprises the steps: projecting backlight to a target screen, and obtaining a backlight projection image of the target screen; projecting strip light to the target screen to obtain a strip light projection image of the target screen; and inputting the backlight projection image and the strip light projection image into a pre-constructed screen quality inspection model to obtain a quality inspection result for the target screen. According to the quality inspection method, interference of dust on a screen detection result can be effectively eliminated, the detection problem of detection result deviation caused by the fact that the screen is large in size and prone to dust accumulation is solved, rapid detection of the screen is achieved, the quality inspection task of screen batch production can be efficiently coped with while high detection precision is guaranteed, the production quality inspection efficiency is greatly improved, and the production cost is reduced. Various screen defect types can be comprehensively detected, and diversified quality inspection requirements of the screen under a complex production process are fully met.

The invention provides a water dispersible granule containing a pyroxasulfone and flumioxazin weeding composition. The water dispersible granule comprises pyroxasulfone, flumioxazin, a dispersing agent, a wetting agent, a disintegrating agent, an adhesive and filler. According to the invention, by selecting the proper dispersing agent and wetting agent as well as the combination and compatibility of the dispersing agent and wetting agent, performing targeted screening on the dosage of the dispersing agent and wetting agent, and supplementing other auxiliaries, the water dispersible granules with excellent preparation performance indexes such as high activity component content, suspension rate, disintegration property and the like can be obtained, and rapid disintegration (less than or equal to 60 seconds) and high suspension rate (more than or equal to 90 percent) are realized. The invention also relates to a preparation method and application of the water dispersible granule.

An incoming call prompting method includes an electronic device that receives a call request from a contact, and when a flexible screen of the electronic device is in a folded state, the electronic device determines, in response to the call request, a target screen corresponding to the call request, where the target screen is a first screen or a second screen of the flexible screen; the electronic device displays an answer button on the target screen; and the electronic device displays prompt information of the call request on a non-target screen, where the prompt information prompts a user to answer the current call request using the answer button displayed on the target screen.

The invention provides a cross-device interaction method and an electronic device, and relates to the field of terminals. The invention provides a cross-device interaction method which is applied to a first electronic device, the first electronic device and a second electronic device are in a different-source screen projection state, the first electronic device is a screen projection source end, the second electronic device is a screen projection receiving end, and after a window manager of the first electronic device receives a first setting instruction, the first setting instruction is sent to the first electronic device. And when it is determined that the target screen does not acquire the focus and needs to set an independent focus, setting the focus for the target screen and not setting lost focuses for other screens acquiring the focus. By adopting the method provided by the embodiment of the invention, in the process of interaction between the source end of the projection screen and the receiving end of the projection screen in a different-source projection screen scene, the situation that the projection screen is abnormal due to the fact that the touch area of the source end preempts the focus can be avoided, and the accuracy of interaction between the source end and the receiving end is improved.