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488results about How to "Avoid monotony" patented technology

Binocular vision-based power transmission line online detection method for patrol robot

The invention provides a binocular vision-based power transmission line online detection method for a patrol robot. The method comprises the steps of establishing a data sample set of a power transmission line component by utilizing an acquired original image, and then performing convolutional neural network and feature pyramid network training according to the established data sample set; and fora to-be-detected image shot by the patrol robot, performing detection by utilizing a trained power transmission line detection model; performing detection segmentation on a power transmission line, the component and the like in the image; through connected domain analysis of pixel-by-pixel segmentation, judging whether a foreign matter exists on the power transmission line or not; and obtaining adistance between the component and the foreign matter in combination with images in a left camera and a right camera. The method has high accuracy and high robustness, has high accuracy for various power transmission line components including the power transmission line, an insulator, a vibration-proof hammer and a tower, and has an extremely good detection effect for the foreign matter; and themeasured distance between the component and the foreign matter is accurate.
Owner:江苏迪伦智能科技有限公司

Prediction model establishing device and method as well as computer readable storage medium

The invention discloses a prediction model establishing device. The prediction model establishing device comprises a storage, a processor and a prediction model establishing program which is stored onthe storage and can operate on the processor, and the program is implemented by the processor to realize the following steps: obtaining exogenous characteristics in one or more time units, before a target time unit, of a to-be-tested item as well as self-return time characteristics before the target time unit; performing pre-processing and normalization processing on the characteristics to obtaina normalized characteristic set; performing characteristic screening on the characteristics according to a preset rule to obtain prediction characteristics; taking a practical observed value of the to-be-tested item as a prediction target, and taking prediction characteristics and the prediction target as a prediction sample; obtaining a plurality of prediction samples through the step, and inputting the prediction samples into a prediction regression model for training to generate the prediction model. The invention further discloses a prediction model establishing method and a computer readable storage medium. The prediction accuracy rate of the prediction module is increased.
Owner:PING AN TECH (SHENZHEN) CO LTD

Target tracking method based on multi-feature self-adaption fusion and on-line study

The invention discloses a target tracking method based on multi-feature self-adaption fusion and on-line study. Target features are extracted and used as template features; three types of features are extracted from each of novel candidate target regions; a self-adaption fusion process is carried out according to distinctiveness and correlation of all the features; Bhattacharyya distances between the features obtained after fusion and the template features are calculated; the Bhattacharyya distances are subjected to uniformization and then used as weights of the novel candidate target regions; the novel candidate target region with the maximum weight, and a target region are subjected to an overlap judgment, if the overlap rate is less than an overlap rate threshold value, a multiple-time region of the novel candidate target region with the maximum weight is input to a detector, and when a recognizer outputs 'yes', the fact that target tracking succeeds is shown, and the recognizer, the template features and the target region are updated; if the recognizer outputs 'no', the fact that a novel target is found is shown; and if the overlap rate is greater than or equal to the overlap rate threshold value, the recognizer, the template features and the target region are updated. Through the target tracking method based on the multi-feature self-adaption fusion and the on-line study, the adaption ability of the target tracking under different scenarios and certain deformation conditions is enhanced, and the problem that tracking drifting is prone to occurrence after occlusion is avoided.
Owner:TIANJIN UNIV

Predicative control method for modeling and running speed of adaptive network-based fuzzy inference system (ANFIS) of high-speed train

The invention provides a generalized predicative control method of a high-speed train based on an adaptive network-based fuzzy inference system (ANFIS) model. The method utilizes a data-driven modeling method to build the ANFIS model in a running process of the high-speed train according to acquired high-speed train running data; adopts subtractive clustering to determine rule number and initial parameters of a fuzzy model, and adopts a back-propagation algorithm and a least square method to optimize parameters of the fuzzy model. The predictive tracking control method of electric multiple unit running speed on the basis of the ANFIS model obtains accurate controlled quantity through multistep predication and circular rolling so as to change blindness of adjustment by experience, enables the high-speed train running speed to track a target curve accurately, solves the problem of large lag, achieves on-schedule, safe and effective running of the train, and guarantees safety of passengers. The method is simple, practical, capable of achieving automatic drive control of the high-speed train and suitable for on-line monitoring and automatic control of a running process of the high-speed train.
Owner:EAST CHINA JIAOTONG UNIVERSITY

Advertisement putting method and device

The invention discloses an advertisement putting method and device. The advertisement putting method comprises the steps that: after an advertisement putting request is received, sources of advertisement materials are determined through a flow funnel strategy; when the sources of the advertisement materials are bidding advertisements, advertisement feature information of each bidding advertisementis obtained; according to the advertisement feature information of each bidding advertisement and the user feature information indicated by the advertisement putting request, the click rate prediction value of each bidding advertisement is calculated; according to the click rate prediction value of each bidding advertisement and the display resource corresponding to each bidding advertisement, the display probability of each bidding advertisement is calculated; according to the display probability of each bidding advertisement, a target advertisement is selected from the bidding advertisements through a random number table method and is put. According to the technical scheme of the invention, the advertisement resource waste which may be caused by the fact that advertisements which usersare not interested in are put is avoided, the types of the advertisements are enriched, and the singleness of the advertisements is avoided.
Owner:XIAMEN MEET YOU INFORMATION TECH

Method and system for establishing product process quality prediction model based on site data

The invention discloses a method and a system for establishing a product process quality prediction model. The method comprises the following steps of: acquiring site data of cigarette equipment and storing the acquired data to a database; processing the site data of the cigarette equipment, wherein the site data of the cigarette equipment include shutdown data, deletion data, yield data and product quality data of a cigarette making machine; establishing a product process quality neural network prediction model; establishing an equipment fault tree; inputting real-time data of the cigarette equipment to the product process quality neural network prediction model to obtain prediction product quality data, and controlling the cigarette equipment in combination with the equipment fault tree. According to the method and the system for establishing the product process quality prediction model based on the site data, the singleness of a data statistical analysis method can be avoided; the data of the cigarette equipment are effectively combined, a data comprehensive analysis model is established, the product quality in the next period of time is predicted, defective products are prevented from being produced, the product quality-oriented equipment management is guided.
Owner:CHINA TOBACCO SHANDONG IND

Network storage resource application system and method

The invention discloses a network storage resource application system and a network storage resource application method, and belongs to the field of network storage resources. The system comprises a source receiving module, a storage source integration module, a shared resource creation module and a shared service starting module, wherein the source receiving module is used for acquiring a network hard disk mapped in a whole local area network according to a user instruction; the storage source integration module is used for integrating the acquired network hard disk and a local disk into a storage pool according to the user instruction; the shared resource creation module is used for dividing the storage pool into a network attached storage (NAS) subarea and a storage area network (SAN) subarea according to the user instruction; and the shared service starting module is used for starting the NAS subarea to provide file transfer protocol (FTP) service, server message block (SMB) service and network file system (NFS) service for a user and starting the SAN subarea to provide internet protocol (IP)-SAN service and fiber channel (FC)-SAN service. The embodiment of the invention provides storage resources and corresponding service for most users, so that the users can conveniently, concentratedly and flexibly use the storage resources.
Owner:INSPUR SUZHOU INTELLIGENT TECH CO LTD

Dynamic dragging and constructing module system with 3D virtual element for on-line exhibition

The invention relates to a dynamic dragging and constructing module system with a 3D virtual element for an on-line exhibition, which comprises a network server, a client side computer and an Internet, wherein the network server is provided with a fire wall and is respectively connected with an organizer client side, an exhibiter client side and an audience client side by the Internet, and a virtual system of the on-line exhibition is constructed. The dynamic dragging and constructing module system is characterized in that the 3D virtual element which can be dynamically dragged and constructedfor the exhibition is stored in the network server and is a set of 3D virtual models which are manufactured based on the WEB3D of an X3D standard, the models are decomposed into different X3D subprogram bodies by aiming at the type of a virtual object to form a module icon library, icons are utilized to drag the 3D models so as to quickly construct a tableaux, and an individuation 3D virtual space is automatically generated. The invention solves the problems of singleness, independency, lower efficiency and the like of the prior method for constructing the on-line exhibition, reproduces the advantages of fullness, visualization and spatial impression of an entity exhibition vividly and forms man-machine interaction, man-network interaction and virtual-real interaction effectively.
Owner:UNIV OF SHANGHAI FOR SCI & TECH

Method and device for segmentation on basis of webpage content classification

The embodiment of the invention provides a method and a device for segmentation on the basis of webpage content classification. The method comprises the following steps of: extracting the text information of webpage contents in search resources; dividing the classes of the text information according to the classes of the webpage contents; segmenting the text information according to segmentation dictionaries corresponding to the classes of the text information. According to the embodiment of the invention, the classes of the text information of the webpage contents in the search resources are divided, and the text information is segmented on the basis of the segmentation dictionaries corresponding to the classes, so as to adapt to different classes of language characteristics better, meanwhile, the segmentation accuracy for different classes is also improved, and the optimal processing for local segmentation is realized; moreover, the improvement of the accuracy of segmentation is close to the intention of a user and improve the user experience, and then reduce the operations of re-input, search and the like of the user, and improve the simplicity of operation, meanwhile, the response of equipment on the operation of the user is reduced, and the consumption of the system resources of the equipment is reduced.
Owner:BEIJING QIHOO TECH CO LTD +1

Foggy weather image enhancement method based on fractional differential and dark channel prior

The invention discloses a foggy weather image enhancement method based on fractional differential and dark channel prior. The method herein includes the following steps: 1. inputting a foggy weather image I, conducting dark channel prior and Retinex algorithm processing on the I, obtaining an initial de-foggy image J (x,y); 2. segmenting the J (x,y) to a foreground image J1(x,y) and a background J2(x,y); 3. separately computing the optimal fractional differential order number v1 corresponding to J1(x,y) and the optimal fractional differential order value v2 corresponding to J2(x,y); 4. determining a mask coefficient and a mask size, constructing a fractional differential operator mask w (s,t); 5. separately introducing the fractional differential order number v1 and fractional differential order value v2 which are obtained from 3 to the w (s,t), obtaining w1(s,t) and w2(s,t), conducting convolution operation on the pixel points of w1(s,t) and J1(x,y), and conducting convolution operation on the pixel points of w2(s,t) and J2(x,y); and 6. outputting the image of I which after the image enhancement. According to the invention, the method herein addresses poor de-foggy effects which are often caused in the process of enhancing foggy images by using fractional differential algorithm which has single fractional differential order in the prior art.
Owner:XIAN UNIV OF TECH

Coating composition for solar cell backboards and solar cell backboards which are coated by coating composition

The invention provides a coating composition for solar cell backboards and the solar cell backboards which are coated by the coating composition. The coating composition comprises the following components: a graphene-like filler, resin, titanium dioxide, a solvent, a curing agent, and an auxiliary agent. A preparation method of the solar cell backboards which are coated by the coating composition comprises the following steps: a graphene-like filler and PET (polyethylene terephthalate) slices are uniformly mixed, and then mixing, extruding, rotation-drum sizing and biaxial stretching are successively performed, so that the solar cell backboards are obtained; surfaces of the solar cell backboards are treated to produce low-temperature plasma, and the coating composition coats the surfaces of the solar cell backboards; and drying solidification is performed, so that the solar cell backboards which are coated by the coating composition are obtained. According to the invention, by using graphene as an additive of the coating composition of the solar cell backboards, the solar cell backboards which are coated by the coating composition have the advantages of good mechanical performance, good ultraviolet resistance (aging resistance and weather resistance are enhanced), good heat conductivity (rapid heat dissipation, high-temperature resistance, high safety, improved cell efficiency and service life and the like) and the like, and an extensive application in all kinds of environmental climates.
Owner:NANTONG QIANGSHENG PHOTOVOLATIC TECH

Shenqi hypoglycemic preparation HPLC standard finger print and construction method thereof

The present invention discloses a Shenqi hypoglycemic preparation HPLC standard finger print and a construction method thereof. The construction method comprises the following steps: preparing test sample solutions and a reference solution, measuring the test sample solutions and the reference solution by using the HPLC method and the linear gradient elution process, so as to obtain the Shenqi hypoglycemic preparation finger prints, wherein the chromatographic condition is that a mobile phase A is acetonitrile, a mobile phase B is 0.1% (v/v) phosphoric acid solution, the detection wavelength is 203nm, the column temperature is 25-35 DEG C and the flow rate is 0.8-1.2mL/min. The common characteristic peaks of at least ten finger prints are used as the characteristic peaks of the standard finger print; the standard finger print comprises 38 characteristic peaks, and the numbers of the characteristic peaks of saponin of ginseng stem and leaf, astragalus, Chinese magnoliaving, rehmannia root and raspberry are 13, 4, 7, 3 and 4 respectively. The Shenqi hypoglycemic preparation HPLC standard finger print and the construction method thereof can comprehensively and accurately evaluate the whole quality of the Shenqi hypoglycemic preparation, and facilitate to ensure the quality and the clinical curative effect of the Shenqi hypoglycemic preparation.
Owner:广东万年青制药股份有限公司

Construction method for fabricated type corrugated steel inclined web combined beam

The invention discloses a construction method for a fabricated type corrugated steel inclined web combined beam. The method includes the steps that corrugated steel inclined web boundary beams and corrugated steel straight web middle beams are prefabricated on a prefabrication field; bridge abutment or piers are completed on the construction field, temporary supports are set up, the prefabricated beams are transported to the construction field, and the prefabricated corrugated steel inclined web boundary beams are hoisted to specific positions in a segmented mode; transverse connecting reinforcing steel bars of top plates and bottom plates in every two adjacent prefabricated beams are bound and welded; pouring is conducted on longitudinal wet joints and boundary beam top plate wing edge plates between every two adjacent beams again, the corrugated steel webs in the prefabricated beams are connected through bolt connection or welding, the longitudinal reinforcing steel bars are bound and welded, pouring is conducted on transverse wet joints and beams, and one-span simply supported beams or multi-span continuous beam systems are formed; the supports and formworks are detached when certain strength of concrete is reached, system conversion is completed, and construction ends. According to the construction method, clearance on the two sides of the bottom of a box girder can be effectively increased, and the construction method can meet the requirements of urban overpasses for underground and ground transportation.
Owner:HENAN PROVINCIAL COMM PLANNING & DESIGN INST CO LTD
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