644results about How to "Improve analytical performance" patented technology

The invention relates to a threat intelligence oriented security knowledge graph construction method and system. The method comprises the following steps: 1) acquiring structured data and unstructureddata of threat intelligence; 2) performing knowledge extraction on the collected structured data and unstructured data to obtain a threat information entity and a relationship between entities; 3) constructing a graph-based ontology mode, in which nodes represent threat information entities and edges represent relationships among the threat information entities; and 4) storing the threat information entity extracted in the step 2) and the relationship between the entities into a graph database according to the graph-based ontology mode constructed in the step 3) to form a knowledge graph of the threat information. The graph database is further used to provide a query service and a visual display function. According to the method, the knowledge graph technology is applied to the field of threat intelligence, the security knowledge graph oriented to the threat intelligence is constructed, dispersed intelligence is fused, and meanwhile the analysis capability of the threat information isimproved.

Provided is a target analysis apparatus, method and computer-readable medium based on a depth image and an intensity image of a target is provided. The target analysis apparatus may include a body detection unit to detect a body of the target from the intensity image of the target, a foreground segmentation unit to calculate an intensity threshold value in accordance with intensity values from the detected body, to transform the intensity image into a binary image using the intensity threshold value, and to mask the depth image of the target using the binary image as a mask to thereby obtain a masked depth image, and an active portion detection unit to detect an active portion of the body of the target from the masked depth image.

The invention relates to a TFT-LCD array substrate and methods for manufacturing and testing the same. The TFT-LCD array substrate comprises a display area and a peripheral area, wherein the display area is internally provided with a grid line and a data line, and the peripheral area is internally provided with a test line and a binding point for connecting the test line with the grid line and/or connecting the test line with the data line. The method for testing the TFT-LCD array substrate comprises the following steps: connecting a signal line to be tested with the test line at the binding point in a laser welding way, and testing the signal line to be tested through the test line. Because the test line and the binding point are formed in the peripheral area, and the signal line to be tested is connected with the test line at the binding point in a laser welding way in the TFT-LCD array substrate testing process, a signal on the signal line can be tested, the test and analysis way of the liquid crystal panel can be strengthened and the comprehensive analysis ability of a TFT-LCD is improved.

The invention discloses an intelligent multilevel junk email filtering method. By the method, a conventional information gain algorithm is improved by utilizing the distribution information of characteristic items and dependence on data in a system training process is reduced, thereby improving the email content analysis capability of a system; a misjudgment rate for normal emails is reduced and the problem of email content semantic information loss is solved; and a weighted-support-vector-machine-based classification method is put forward for the problem of normal email misjudgment in a junk email filtering process, and in the method, two classes of email class weights and weights reflecting the importance of each email are added, and training is performed by utilizing a support vector machine classifier to obtain a junk email filter. In the method, an intelligent multilevel junk email filtering platform is constructed by integrating a plurality of filtering technologies such as Internet protocol (IP) address and domain name system (DNS) blacklists, subject and attachment keyword filtering, email body content filtering, attachment text content filtering and the like.

The invention discloses a power equipment image processing method. The method comprises the steps that a power equipment image and a sample image are acquired and processed, wherein processing comprises image preprocessing and image processing, and image processing comprises feature parameter extraction; and feature parameters of the power equipment image and feature parameters of the sample image are compared, and the state of power equipment corresponding to the power equipment image is described according to the comparison result. By use of the method to process the power equipment image, the power equipment image is converted into state description of the power equipment corresponding to the power equipment image, therefore, information valuable to power equipment monitoring is effectively extracted through computing equipment, labor cost and the storage space demand are greatly lowered, and monitoring efficiency and accuracy are greatly improved.

This invention relates to methods and apparatus for performing microanalytic and microsynthetic analyses and procedures. The invention particularly provides microsystem platforms comprising microfluidics components wherein the interior surfaces of the components comprise a conformal coating of parylene.

Provided is a method of analyzing audio content. The method includes: extracting a feature value of the audio content; classifying the audio content on a section basis of the audio content based on the extracted feature value; and selecting at least one section for analyzing the audio content, and performing analysis on audio content of the at least one selected section based on a class to which the audio content of each section belongs.

A three-dimensional, non-crosslinked, linear or branched graft polymer matrix suitable for microassays comprises one or more active chemical moieties having inherent specificity for binding to a chemical, biochemical, or biological probe or target, the moieties being permanently attached to and distributed throughout the graft polymer matrix, optionally including one or more probes.

The invention discloses a remote monitoring and managing method achieving whole process management over distributed rural sewage treatment facilities.The method comprises the steps that data collected by the sewage treatment facilities are transmitted to a monitoring and managing server through a wireless communication network in real time, the monitoring and managing server stores and processes the collected data and transmits an analysis result to remote operating equipment, a user adjusts running parameters of the sewage treatment facilities through a platform of the remote operating equipment in real time, adjusted data is transmitted back to the sewage treatment facilities through the wireless communication network, a site equipment running state monitor and a data collector are adjusted, and then distributed managing on the sewage treatment facilities is achieved.According to the method, not only can the different functions be designed according to the managing demands of the sewage treatment facilities, but also whole process management can be achieved, and whole-covering monitoring and managing on all life cycle links of an engineering project is achieved.

The invention discloses a preparation method of carbon quantum dots for detecting Fe<3+> in lake water. The method comprises the following steps: cutting up potatoes and putting into a reaction kettle, and mixing with secondary redistilled water to react for 2 hours at 180 DEG C; filtering by a filter membrane of which the aperture is 0.22 microns after cooling; dialyzing filtrate for 12 hours by a dialysis bag of which the molecular weight cutoff is 1000; and carrying out freeze drying to obtain the carbon quantum dots. The preparation method is sufficient in raw materials, and low in cost; the entire preparation process is relatively environment-friendly.

The invention relates to a static test system for a min-aircraft structure, which comprises a bearing ceiling (3) comprising multiple sliding rails supported by multiple struts (103), wherein the sliding rail (104) is used for suspending a testing device and/or a testing piece; a bearing terrace (2) comprising multiple vertical rails (101) and multiple horizontal rails (102), wherein the position of the horizontal rail on the vertical rail can be changed randomly. The static test system has the advantages that: 1) a static test platform for a mini-aircraft is provided; therefore, a simple and practical test platform is provided for the design and manufacture of the mini-aircraft; 2) a good experimental platform is provided for teaching experiments so as to help the students have a general knowledge of the structure intensity of the mini-aircraft; 3) a design structure testing tool is provided for design personnel to improve the structure design and analysis capability.

The invention relates to a character recognition method based on human body contour outline, which particularly relates to a method for extracting human body contour outline information from single fixed video camera, and distinguishing people according to the characteristic information. The method includes the steps: (1) extracting human body contour outline foreground image in video of target character; (2) extracting height, width, gait period and other information from the human body contour outline image and zooming human body contour outline image; (3) synthesizing gait energy diagram; (4) evaluating gradient histogram of gait energy diagram; (5) carrying out principal component analysis and nearest neighbor matching. The invention has the advantages of easy realization, strong robustness, high accuracy, strong real time property or the like, and can reduce noise influence and show human body contour outline information simultaneously, so the method can be widely used in non-contact type long distance personal identification, intelligent monitoring, auxiliary criminal case solving, etc.