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55results about How to "Realize automatic prediction" patented technology

Method for rapidly and safely predicting tunnel face of underground cavity on basis of image

The invention relates to a method for rapidly and safely predicting a tunnel face of an underground cavity on the basis of an image. The method comprises the following steps of 1, shooting by an infrared camera to acquire a tunnel face image in a current mileage; 2, carrying out image preprocessing on the tunnel face image; 3, carrying out clustering analysis; 4, carrying out lithologic identification to obtain lithologic classified information; 5, carrying out edge detection on the image preprocessed in the step 2; 6, carrying out boundary extraction to obtain bedding and jointing information of the tunnel face; 7, drawing a geologic sketch map of the current tunnel face by combining the lithologic classified information and the bedding and jointing information, and obtaining structural surface information of the current tunnel face; 8, moving to a next mileage and repeatedly carrying out the steps 1 to 7; 9, according to the extracted structural surface information, carrying out three-dimensional geologic modeling; 10, according to a model formed by the three-dimensional geologic modeling, carrying out rock mass analysis, predicting stability of rock masses and finally obtaining a cavity safety predicting result. Compared with the prior art, the method has the advantages of low noise, visual modeling and the like.
Owner:SHANGHAI CHUANHAI INFORMATION SCI & TECH

Microscopic image-based gramineous plant leaf stomatal index measurement method

The invention relates to the technical field of computer vision and deep learning, and provides a microscopic image-based gramineous plant leaf stomatal index measurement method, which comprises the following steps: 1, acquiring a microscopic image of a gramineous plant leaf to be measured; 2, constructing and training an air hole recognition model based on a deep learning target detection algorithm; 3, constructing and training a cell network prediction model based on a deep learning semantic segmentation algorithm; 4, obtaining the total number of air holes by utilizing the air hole recognition model, utilizing the cell network prediction model to obtain a cell network prediction image, sequentially carrying out self-adaptive threshold binarization processing, skeleton extraction, morphological operation of firstly corroding and then expanding, connected domain counting and connected domain filtering on the cell network prediction image to obtain the number of cells, and calculatingstomatal indices. According to the invention, the precision and efficiency of stomatal index measurement can be improved, and the technical problem of misjudgment of stomata and cells due to the timeand labor waste and subjectivity in the prior art is effectively solved.
Owner:WUHAN UNIV OF TECH

Residual emergency maintenance time estimation method and early warning method, and estimation system and early warning system thereof

The invention discloses a method for estimating the remaining emergency maintenance time of equipment, an early warning method, a corresponding estimation system and a corresponding early warning system. The method for estimating the remaining emergency maintenance time of the equipment comprises the steps of configuring and storing the parameters, an alarm threshold value and a larger hazard threshold value of the equipment; obtaining monitoring parameter values and occurrence time of the monitoring parameter values of the equipment in real time, and collecting abnormal data according to thereal-time monitoring parameter values and the alarm threshold value; and generating remaining emergency maintenance time according to the collected abnormal data information records and the larger hazard threshold value. According to the method, an alarm threshold value can be configured according to the actual experience and the equipment conditions, and the greater hazard threshold value is configured according to the technical manual of the factory, so that the method achieves the estimation of the remaining time from now to the time when the monitoring parameters of the equipment reach thegreater hazard threshold value, provides the accurate remaining emergency maintenance time for a user, facilitates the user to carry out the corresponding processing in time according to the calculation result, saves the time of the user, and avoids the heavy loss.
Owner:北京绪水互联科技有限公司

Weather prediction model generation method and device and weather prediction method and device

The invention relates to a weather prediction model generation method and device, a computer device and a storage medium, and a weather prediction method and device, a computer device and a storage medium. The weather prediction model generation method comprises the steps of obtaining historical meteorological data of a plurality of position points corresponding to historical time points, the plurality of position points comprising observation position points; performing spatial gridding processing on the historical meteorological data of the plurality of position points to generate meteorological sample data corresponding to historical time points; obtaining weather phenomenon label data of observation position points corresponding to the historical time points; and training an initial weather prediction model through the meteorological sample data and the weather phenomenon label data corresponding to the historical time points to obtain a weather prediction model for predicting whether a weather phenomenon occurs or not. According to the method, the weather prediction model is trained by adopting the historical meteorological data, and the relationship between the meteorologicaldata and the weather phenomenon can be effectively obtained, so that the weather phenomenon can be automatically predicted according to the meteorological data.
Owner:上海眼控科技股份有限公司

Determination method and device for silting area, and vehicle scheduling method and device

The embodiment of the invention relates to a determination method for a silting area, a vehicle scheduling method, a device, electronic equipment and a storage medium. The determination method for thesilting area comprises the following steps: acquiring user travel characteristics corresponding to a grid area, wherein the user travel characteristics comprise travel behavior characteristics and travel willingness characteristics, the travel behavior characteristics are used for representing behavior characteristics generated when the user uses the vehicle, and the travel willingness characteristics are used for representing willingness characteristics of the user to use the vehicle; inputting the user travel features corresponding to the grid area into a traffic tool flow determination machine learning model to obtain flow information of the traffic tool; wherein the vehicle flow determination machine learning model is a machine learning model pre-trained according to a travel sample,and the travel sample comprises a user travel feature sample; and if the flow information of the vehicle meets the preset silting condition, determining that the grid area is a silting area. By adopting the method, the accuracy of vehicle siltation judgment can be improved.
Owner:BEIJING QISHENG SCIENCE AND TECHNOLOGY CO LTD

SMT process prediction tool for intelligently deciding PCB quality

The invention discloses an SMT process prediction tool for intelligently deciding PCB quality, and aims to provide a tool set which is high in automation degree, accurate in pushing process parameter,controllable in process and low in defect rate. According to the technical scheme, a data fusion tool automatically reads size parameters and component information on design conditions of a to-be-assembled printed board through a database, design condition lists of different components are formed for a software execution layer, a printing parameter decision-making tool set and a welding parameterdecision-making tool set in the software execution layer perform comparison according to printing and welding data under the design conditions of the components on the to-be-assembled printed board,a multi-objective optimization algorithm and a deep learning algorithm are adopted to automatically make decisions on printing parameters and welding parameters, printing and welding quality are predicted, the decided printing and welding process parameters and the corresponding prediction quality results are sent into a human-computer interaction tool set, and the printing and welding process parameters and the quality prediction values are displayed in a visual mode.
Owner:10TH RES INST OF CETC

Channel allocation method based on channel idle duration prediction

The invention relates to the technical field of channel transmission, in particular to a channel allocation method based on channel idle duration prediction. The method comprises the following steps:classifying a to-be-transmitted service; selecting all idle channels in a spectrum pool, inputting the channel information of each idle channel into a prediction model for analysis, and determining the idle duration of each channel; and selecting an idle channel to transmit the to-be-transmitted service according to the classification result of the to-be-transmitted service, the type priority andthe service requirement of the to-be-transmitted service. According to the invention, the automatic prediction of the idle duration of the idle channel is realized, and a basis is provided for reasonably arranging service transmission; the to-be-transmitted service is classified, and when the emergency service is completely transmitted or is not transmitted, a reasonable idle channel is matched for the to-be-transmitted service in all other service types according to the service requirements of each to-be-transmitted service in all other service types through the combination with the idle duration and other contents of each idle channel, so the high efficiency and reliability of service transmission are ensured, and the transmission interruption probability is reduced.
Owner:国网新疆电力有限公司信息通信公司 +1

Image-Based Fast Safety Prediction Method for Underground Cavern Face

The invention relates to a method for rapidly and safely predicting a tunnel face of an underground cavity on the basis of an image. The method comprises the following steps of 1, shooting by an infrared camera to acquire a tunnel face image in a current mileage; 2, carrying out image preprocessing on the tunnel face image; 3, carrying out clustering analysis; 4, carrying out lithologic identification to obtain lithologic classified information; 5, carrying out edge detection on the image preprocessed in the step 2; 6, carrying out boundary extraction to obtain bedding and jointing information of the tunnel face; 7, drawing a geologic sketch map of the current tunnel face by combining the lithologic classified information and the bedding and jointing information, and obtaining structural surface information of the current tunnel face; 8, moving to a next mileage and repeatedly carrying out the steps 1 to 7; 9, according to the extracted structural surface information, carrying out three-dimensional geologic modeling; 10, according to a model formed by the three-dimensional geologic modeling, carrying out rock mass analysis, predicting stability of rock masses and finally obtaining a cavity safety predicting result. Compared with the prior art, the method has the advantages of low noise, visual modeling and the like.
Owner:SHANGHAI CHUANHAI INFORMATION SCI & TECH

Heat supply system supply and return water temperature prediction method and device

The invention provides a heat supply system supply and return water temperature prediction method and device. The method comprises the steps of obtaining historical data of the heat supply system, wherein the historical data at least comprise the heat source water supply temperature, the heat source water return temperature, the average indoor temperature of a user in a heat supply area and the outdoor temperature; establishing a relation model between the water supply temperature and the return water temperature and the average indoor temperature and the outdoor temperature of the user based on a physics principle, and training parameters of the model by utilizing historical data so as to obtain a prediction model of the water supply temperature and the return water temperature; and obtaining outdoor temperature and expected indoor average temperature of a prediction date, wherein water supply temperature and water return temperature of the prediction date are calculated according to the prediction model. Compared with non-physical models such as a neural network and a support vector machine established in the prior art, the prediction model of the supply water temperature and the return water temperature is established based on the physics principle, and the method has the advantages of simple model structure, high training and operation speed, high prediction precision and the like.
Owner:BEIJING PUBLIC UTILITY RES INST +1

Estimation method and early warning method of remaining emergency maintenance time, as well as its estimation system and early warning system

The invention discloses an estimation method and an early warning method for remaining emergency maintenance time of equipment, as well as a corresponding estimation system and an early warning system. The method for estimating the remaining emergency maintenance time of equipment in the present invention includes: configuring the monitoring parameters of the equipment, the alarm threshold and the storage of the greater hazard threshold; obtaining the monitoring parameter value and the occurrence time of the equipment in real time, and performing the monitoring according to the real-time monitoring parameter value and the alarm threshold Abnormal data collection; generate remaining emergency maintenance time based on collected abnormal data information records and greater hazard thresholds. Through this method, the alarm threshold can be configured according to actual experience and equipment conditions, and the maximum hazard threshold can be configured according to the manufacturer's technical manual, so as to realize the estimation of the remaining time for the equipment monitoring parameters to reach the maximum hazard threshold, and provide users with accurate remaining Emergency maintenance time, so that users can deal with it in a timely manner according to the calculation results, saving user time and avoiding major losses.
Owner:北京绪水互联科技有限公司

Fan life prediction method, system and device and readable storage medium

The invention provides a fan life prediction method, system and device and a readable storage medium, and the method comprises the steps: setting a temperature detection point at an air outlet position of a server, so as to monitor the environment temperature of a fan; the service life of the fan at different temperatures and rotating speeds is obtained, and the service life reference value of the fan is obtained accordingly; when the server runs, environment temperature information and rotating speed information of the fan are obtained through the BMC; determining a first service life weight of the fan according to the environment temperature information of the fan, and determining a second service life weight of the fan according to the rotating speed information; obtaining the current running duration of the fan through the BMC; according to the first service life weight, the second service life weight and the operation duration, the service life consumption value of the fan in this operation is calculated; updating the life reference value according to the life consumption value; if the service life reference value is lower than the service life threshold value, warning information is sent out through the BMC. According to the method, the service life of the fan can be predicted by utilizing the chip temperature and the holding time output by the BMC, and system warning is carried out.
Owner:INSPUR SUZHOU INTELLIGENT TECH CO LTD

Intelligent prediction method and device for residual evaluation terms, computer equipment and storage medium

The invention discloses an intelligent prediction method and device for residual evaluation terms, computer equipment and a storage medium, and relates to the technical field of intelligent prediction. The method comprises the following steps: acquiring wounded person data, and verifying the wounded person data; inputting the checked wounded person data into a pre-training model, and predicting whether the wounded person is evaluated or not by utilizing the pre-training model; if the prediction result output by the pre-training model is to evaluate the disabled person, calling a preset disabled person evaluation model to perform disabled person evaluation term prediction on the disabled person to obtain disabled person evaluation terms of the disabled person, and classifying the injuries corresponding to the same disabled person evaluation term into the same injury combination; and verifying the disabled evaluation terms of the wounded person, and correcting the disabled evaluation terms according to a verification result so as to avoid injury crossing among different injury combinations. According to the method, the automatic prediction of the disability evaluation terms of the injury is realized, the prediction efficiency is improved, and the cost is reduced.
Owner:ONE CONNECT SMART TECH CO LTD SHENZHEN
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