72results about How to "Effective understanding" patented technology

The invention relates to a three-dimensional point cloud-based patrol robot vision system and a control method. According to the system, point cloud data of a patrol environment is collected by adopting an RGBD video camera, and a three-dimensional map of the patrol environment is created based on a point cloud fusion technology; obstacle avoidance and optimal path planning are performed based onan artificial potential field method; based on a convolutional neural network identification algorithm, three-dimensional features of objects are fused, a target object in the patrol environment is identified, and according to a mapping relationship between the target object and the camera, three-dimensional coordinates of the target object are accurately located; based on a wireless network system, real-time data obtained by a patrol robot is transmitted to a control terminal quickly in real time; and an operator can monitor or play back a patrol condition through the control terminal in realtime, and can control the robot to execute a patrol task through the terminal. According to the control method of the system, a working environment of the patrol robot is not influenced by change ofambient light, and the patrol task can be finished in a dark light condition.

A visual question and answer method based on a multi-modal decomposition model is provided. The method is characterized in that the image is trained in an ImageNet dataset and image features are extracted, the question is marked as texts into feature vectors; a collaborative attention model is introduced into the basic network architecture, image and question related features are learned, and fine-grained correlation among multi-modal features are characterized; and multi-modal features enter a multi-modal decomposition bilinear pool (MFB) or a multi-modal decomposition high order cell (MFH) module image to generate a fusion image question feature z, and the z is put into the classifier to predict the best matching answer. According to the method provided by the present invention, the collaborative attention model is used to predict the correlation between each spatial grid in the image and the question, and the best matching answer can be accurately predicted in a facilitated manner;and in combination with the image attention mechanism, the model can effectively understand which image region is important to the question, so that the performance of the model and the accuracy of the question and answer can be significantly improved.

The invention discloses a product-oriented emotion analysis method and system based on a fuzzy body. The method comprises the following steps: building a product fuzzy body and carrying out product excavation based on a potential theme model, learning context relative emission in the product bodies, and carrying out product-oriented emotion analysis and recommending the products. The system comprises a query processor module, a social comment searching module, a social comment crawling module, a text preprocessor module, a product body excavating module, a product-oriented emotion analysis module and a product-oriented product recommending module. By virtue of the method and the system, commodities which are clearly described and have clearly distinguished aspects can be extracted. In addition, the fine-granularity market feedback information can be extracted by fully using a high quantity of consumer reviews on a social media website, so that collective society intelligence in the network can be obtained by enterprises according to the society analysis method disclosed by the invention, and thus the design and marketing strategy of products of the enterprises can be improved.

The invention discloses a construction energy consumption analysis method and a construction energy consumption analysis system based on a BP neural network. The method is characterized in that input output vector quantity can be determined according to predetermined construction energy consumption type; a BP neural network model can be constructed according to the input output vector quantity; the established BP neutral network model can be trained by inputting a training sample; the energy consumption index data requiring the analysis can be input in the trained BP model for the processing and the analysis; and the data restoration of the output data of the neutral network can be carried out. The system comprises an energy saving potential quantification module, a data preprocessing module, a BP network analysis module, a data restoration module, a configuration management module, and a log recording module. The processing and the analysis of the construction energy consumption index data can be realized quickly and accurately, and therefore the unreasonable links during the construction energy use process can be acquired, and then the construction manager and even the common user lack of professional knowledge can be aware of the construction energy consumption current condition and the energy saving improvement measures.

An attack detection system based on a decision-making tree comprises a detection data acquisition unit, a detection excavation processor and a classifier, namely, a decision-making tree. The detection data acquisition unit serves as a detection signal inputting end of the attack detection system to acquire to-be-detected data. An output end of the detection data acquisition unit is connected with a signal input end of the detection excavation processor. A signal output end of the detection excavation processor is connected with a signal input of the classifier. A signal output end of the classifier is used for outputting of the attack detection system based on the decision-making tree to display a detection state. According to the system, an association rule method is adopted to establish a normal behavior rule set for detecting abnormal attack; further classification forecasting is performed by the decision-making tree so that false alarm rate is reduced; and according to attack detects based on the decision-making tree, the false alarm rate of an ad hoc network is reduced and capacity of detecting a new intrusion behavior of the system is improved.

The invention provides a method and a device for sharing and obtaining shopping information. The method comprises the following steps: obtaining and saving the shopping information of a user; the shopping information is synchronously pushed to the target user according to a pre-established association relationship between the user and the target user. The present invention is directed to solving the drawbacks of the prior art described above, By sharing the user's shopping information to the user's friend or the person who cares about the user, the target user can obtain the sharing information of the commodity user with one key when purchasing the commodity or the like, so that the target user can know the commodity more objectively, truly, accurately and effectively, and provide effective purchase decision support for the target user.

The present invention proposes a remote monitoring and analysis device for gravity wharf pile foundation construction, which includes an on-site data acquisition module for on-site monitoring, a control module, a display module, a storage module and a signal transmission module. The sensor, the flow sensor, and the control module are respectively linked with the on-site data acquisition module, the display module, and the signal transmission module to realize the functions between the modules. The remote monitoring and analysis device for gravity wharf pile foundation construction of the present invention realizes effective and timely supervision and control of the construction process through accurate monitoring and reasonable analysis of various parameters during the construction process, and improves the guarantee degree of the overall construction quality, and Provide specific and targeted guidance for post-work inspection.

The invention discloses a network system for animation design, and the system comprises an initial design module which is used for drawing and submitting animation materials, role design drawings, andscene design drawings; an animation drawing module used for making an original picture, making an action picture and drawing a scene picture serving as a background according to the role design drawing and the scene design drawing, and submitting the completed original picture, action picture and scene picture to the checking module; a later-stage manufacturing module used for photographing the action picture and the scene picture to synthesize into an animation video, adding a special effect, and editing the animation video after preliminary inspection into an animation finished product video; and a checking module used for checking the submitted original picture, action picture, scene picture, animation video and animation finished product video, and performing modification or remanufacturing according to requirements. According to the present invention, the animation production efficiency can be improved, the production personnel can complete work in a non-working place, and the management personnel can conveniently know the completion progress and perform result inspection.

The invention discloses an incremental steady-state layout method for time-varying network data. The incremental steady-state layout method comprises the following steps: loading network structure data; preprocessing the data; generating an initial static graph by adopting a multi-level method; initializing node positions for newly added nodes; adjusting the length of the edge for the newly-addededge; calculating the level attribute of the node; partitioning the nodes, calculating the repulsive force in the form of pseudo nodes, and simplifying the layout updating process of the force guidingalgorithm. According to the invention, a stable layout method for time-varying network data is designed as a starting point; a force guide graph is used as a basic visual presentation mode; network structure characteristics such as'node level 'are introduced, it is guaranteed that focus of interest of a user does not change suddenly in the large-range change process of the network topology structure, the stability and continuity of the cognitive process of the user are kept, the user is helped to understand the topology structure of a complex network more effectively, and the understanding difficulty of the time-varying network topology structure is reduced.

Embodiments of the invention disclose an assessment method, apparatus and device for users using shared articles. The method comprises the steps of collecting data of the shared articles and receivinguse data of the users; analyzing the damage degrees and the loss possibilities of the shared articles near each location; scoring determined regions; and in combination with location information in the use data of the users, assessing the users.

The present invention belongs to the technical field of the Hadoop cloud computing framework research, specifically relates to iterative functional research design of the Hadoop cloud computing framework, and in particular relates to an efficient iterative mechanism design method based on the Hadoop cloud computing framework. The method comprises: designing an application programming interface API in the Hadoop cloud computing framework; calling the application programming interface API to create a loop iterative main body control module in a master node; calling the application programming interface API to cache and index the reuse data in the iterative process in a slave node; and designing a task scheduling and fault tolerant mechanism for the loop iterative main body control module in the master node. The present invention provides the efficient iterative mechanism design method based on the Hadoop cloud computing framework, and designs an E-Hadoop cloud computing framework with an efficient iterative mechanism.

The invention relates to a cell culture box, belonging to the field of biological instruments. The cell culture box includes a box structure and a control part, the box structure includes a shell, theshell can monitor and adjust temperature, humidity, oxygen concentration, carbon dioxide concentration and light intensity in the cell culture box in real time, a photomicrography apparatus can dynamically photograph cells in a plurality of culture bottles in turn, an image analysis module of a controller analyzes images in real time, a memory module stores data, and a mobile terminal device canremotely monitor in real time and perform data reading and analysis without repeated access of a cell room so as to avoid potential pollution hazards and the trouble of manual access observation. Thecell culture box aims at dynamic observation and remote observation during cell culture.

The invention discloses fire-fighting equipment and a control system and method thereof. The system comprises a thermal imager and a control device, wherein the thermal imager is arranged on the fire-fighting equipment and used for obtaining a thermodynamic diagram of a fire zone in real time; and the control device is connected with the thermal imager and used for recognizing a fire point of the fire zone according to the thermodynamic diagram. By means of the system and the corresponding method, the thermodynamic diagram of the fire zone can be obtained in real time through the thermal imager according to the thermal imaging principle and sent to the control device, the fire point of the fire zone can be recognized by the control device according to the thermodynamic diagram so as to provide reference for firefighters, and therefore the firefighters can effectively know the information of a fire scene according to the reference information, control a jet orifice of the fire-fighting equipment to move to the fire point, and carry out fixed-point fire extinguishing on the fire point. Thus, the utilization rate of water resources and foam resources can be increased, moreover, fire extinguishing efficiency can be improved, and personnel and property loss is reduced to the maximum extent.

The invention discloses an intelligent mining system for sensitive information in public opinion information, and the system comprises: a public opinion information preprocessing module which is usedfor filtering impurity information in the public opinion information, and obtaining filtered public opinion information; a sensitive information category labeling module which is used for receiving and recording manual labeling information on an information display interface to obtain labeled public opinion information; a bert model-based sensitive information identification module which is used for training a sensitive information classification model according to the marked public opinion information to obtain a mining model; a public opinion information sensitive intelligent mining module which is used for intelligently mining public opinion information in real time according to the mining model and outputting a mining result; and a sensitive information visualization module which is used for displaying the public opinion information and the mining result on an information display interface in a visual form. By the adoption of the system, sensitive intelligent mining of public opinion information can be completed in combination with the requirements of public opinion workers, the public opinion workers can conveniently know and master the public opinion information in real time,and related workers are assisted to complete decision making.

The invention discloses a graphical programming method based on a flow chart structure, and the method comprises the following steps: S1, a graphical programming tool is started, a graphical programming tool interface is generated, function elements to be programmed are added in the graphical programming tool interface by a user, and named, and then parameters are added; S2, according to the programming function in the S1, the user selects flow chart programming blocks on a graphical programming tool interface, description of the flow chart programming blocks is added, the flow chart programming blocks are connected, and a flow chart structure is created and obtained; and S3, according to the flow chart structure created in the S2, the user selects building block graphic color blocks on the graphical programming tool interface, nesting combination is carried out, element names are added to the building block graphic color blocks, a graphical structure is obtained, and graphical programming is realized. According to the programming method provided by the invention, a structured program design controlled by conditions and cycles is replaced by the flow chart structure, the program can be effectively understood without checking specific codes, and the readability and intuition are improved.

The invention discloses an electric power project construction remote control system and belongs to the technical field of monitoring and communication. The project construction remote control system comprises on-site end equipment, a server and a background client end. The on-site end equipment is mainly used for collecting videos, carrying out compression processing on the video information and sending the video information through a wireless network. The server is used for transmission, processing and storage of the huge video information. The background client end is mainly used for providing a man-machine interaction interface which is used for background personnel to check conditions of a site and transmit instructions to the site. A video collection module and a 3G transmission module are highly integrated for realizing function integration, structure miniaturization and lightweight; real-time information communication is carried out between the construction site and a command end in a project construction process, and a commander is assisted for realizing highly-efficient commanding and scheduling production; in addition, experts are enabled to effectively know the site in time, make accurate judgment and analysis according to the practical conditions and provide solving schemes, so that the working and production efficiency is improved.

The invention discloses an application method for explaining karst cavity characteristics of a karstic-fault oil reservoir, and relates to the field of oil and gas resource development. The method comprises the following steps: constructing a well-hole theoretical physical model according to karst cave characteristics of a karstic-fault oil reservoir; in combination with fluid actual flowing characteristics, introducing a fluctuation coefficient and the damping coefficient to construct a mathematical model; performing dimensionless processing and calculation to obtain a dimensionless calculation formula of the fluctuation coefficient and the damping coefficient and obtain a radius and a height representing karst cavity characteristics; performing fitting calculation according to the radius and the height, and obtaining karst cavity volume characteristics; determining whether a karst cavity is a near-well karst cavity or a far-well karst cavity according to the mutual relation between the karst cavity volume characteristics and mine field actual data. A reservoir transformation measure of the near-well karst cavity is acidification; a reservoir transformation measure of the far-well karst cavity is acid fracturing. The invention provides a method which is close to the actual characteristics of a mine field and can effectively represent and explain the karst cavity volume characteristics of an oil reservoir, and a new means is provided for the description of karst cavities of a fractured-vuggy oil reservoir.

The invention discloses a simulation teaching system for the digital photogrammetry of a UAV (unmanned aerial vehicle). The teaching system comprises U-shaped guide rails, a UAV model, a digital camera, a prime lens, a connecting rod, stepping motors and a ground sand table, wherein the U-shaped guide rails are fixed on a roof ceiling; the digital camera and the prime lens are fixed inside the UAV model; the UAV model is hung onto the U-shaped guide rails through the connecting rod; the ground sand table is fixed on a laboratory ground; the stepping motors are mounted on the U-shaped guide rails. The simulation teaching system can visually and vividly display the whole process of the aerial image data acquisition of the photogrammetry of the UAV, so that the simulation teaching system can effectively help students to understand related theories and application.

The invention provides a sluice valve capable of automatically detecting water velocity in real time. The sluice valve comprises a valve body, a valve cover and a connecting body, wherein the valve cover is arranged above the valve body, and the connecting body is arranged on the right side of the valve body; a circulating cavity is formed in the valve body, a test cavity is formed in the connecting body, and the circulating cavity communicates with the test cavity; a valve rod is inserted into a data line in a threaded mode, a pressing ring is connected with the valve rod in a threaded and sleeving mode, and the pressing ring is installed in the valve cover; a handle is fixedly connected to the upper end of the valve rod, movable cavities are formed in the valve body and the valve cover,and a valve plate is rotatably connected to the lower end of the valve rod; the valve plate is clamped and connected to the inner portions of the movable cavities, the valve cover is fixedly connectedwith the valve body through a plurality of first threaded bolts in a threaded mode, and the connecting body is fixedly connected with the valve body through a plurality of second threaded bolts in athreaded mode; and a detection mechanism is installed in the test cavity, a connecting cavity is formed in the connecting body, and a transmission mechanism is installed in the connecting cavity.

The invention discloses a medical instrument data visualization analysis system and method, and belongs to the technical field of medical instrument data analysis. The data visualization analysis system comprises a medical instrument big data platform, a label management platform and an upper application layer;the medical instrument big data platform is connected with the label management platform, the medical instrument big data platform finishes the acquisition, cleaning, conversion, matching and collection of medical instrument data, and transmits the medical instrument data to the label management platform, the label management platform marks the medical instrument data, carries out labeling treatment on the collected medical instrument data to form a label library and finishes the management of labels; the upper application layer is connected with the label management platform through a label calling interface, and the medical instrument data of the user is displayed by adopting the visual portrait. According to the data visualization analysis system, a medical instrument industry label system can be rapidly constructed, differentiated services are provided for users, risk management and control of a medical instrument department are more targeted, and the data visualization analysis system has good application and popularization value.