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1765 results about "Research result" patented technology

Description: Results of research can describe natural or social phenomenon, such as its form, structure, activity, change over time, relationship to other phenomena. The descriptive function of research relies on instrumentation for measurement and observations. The descriptive research results in our understanding of what happened.

Expression search engine, expression management system using same and expression management method

The invention provides an expression search engine which comprises a communication module and an expression index module, wherein the communication module is used for receiving expression labeling information containing expression pictures and corresponding labeling texts; and the expression index module is used for generating an expression index file according to the expression labeling information. Compared with the prior art, the invention has the advantages that the expression search engine and an expression management system are used for acquiring the labeling information of expressions and establishing an index, so that sets of relevant expressions can be quickly researched through the labeling information of the expressions while an expression research service is provided, and a research result list can be returned, thereby the quantity of recalled effective results and the researching accuracy are improved, and the qualities of returned expressions are improved; and in addition, the expression picture sets can be sequenced through relevant coefficients, thus a user can quickly find out interested pictures from the research result list, and thereby the using convenience of the user is improved, and the network flow is saved.
Owner:BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD

Method for building city gas pipe network vulnerability evaluation model

InactiveCN103413015AImprove the level of management technologyExtended service lifeSpecial data processing applicationsMathematical modelEngineering
The invention discloses a method for building a city gas pipe network vulnerability evaluation model. The method comprises the following steps that an evaluation model is built through fuzzy hierarchy comprehensive evaluation; a vulnerability evaluation index weight is determined; a city gas pipe network system fuzzy comprehensive evaluation basic model is built. As the system vulnerability evaluation and traditional risk evaluation are similar and both need to build evaluation index systems according to evaluation purposes, a proper evaluation method is selected to build an evaluation mathematical model, the model is utilized to conduct system vulnerability calculation and vulnerability grading, the quantitative and qualitative combined system vulnerability evaluation is achieved, and a research result of the city gas vulnerability can lay the foundation for improving the level of a Chinese gas pipeline management technology, prolonging the service life of a city gas pipeline and avoiding or reducing sudden invalidation accidents. With the deepening of the vulnerability research, the vulnerability evaluation is introduced in the filed of research of the science of disasters, the point of view of the safety evaluation is made to be wider, the content of the safety evaluation is made to be fuller, and the evaluation result has more practical value.
Owner:CHONGQING UNIVERSITY OF SCIENCE AND TECHNOLOGY

Rapid prospecting positioning method applicable to hidden sandstone-type uranium mine

The invention belongs to the field of geological exploration and particularly relates to a rapid prospecting positioning method applicable to a hidden sandstone-type uranium mine. By means of the rapid prospecting positioning method, a minerogenic prospect of the hidden sandstone-type uranium mine can be found optimally, efficiently, rapidly and accurately. The rapid prospecting positioning method comprises the steps of finding a favorable uranium metallogenic province band preliminarily; measuring and acquiring a concentration value of radon gas, shallow earthquake data and electromagnetic data; determining a favorable target position; drawing abnormal profile maps and planar contour diagrams of radon gas data and electromagnetic data; performing mineral occurrence projection transformation; establishing a geophysical-geochemical abnormal model and finding an oxidation-reduction transitional zone predicting area; finding oxidation-reduction zone predicting areas in different positions; judging double-overlapped areas of a radon gas abnormal area and a magnetic abnormal area to be a favorable metallogenic prospect target region. The rapid prospecting positioning method based on combination of specific geological and geophysical-geochemical methods is strong in operability and high in evaluation efficiency, research results have objectivity, and therefore, the rapid prospecting positioning method has significant theoretical importance and practical meaning in deepening prospecting methods of the hidden sandstone-type uranium mine and expanding uranium resources in China.
Owner:BEIJING RES INST OF URANIUM GEOLOGY

Slope farmland extracting method and system based on high-resolution remote sensing image

The invention provides a slope farmland extracting method and system based on a high-resolution remote sensing image. According to the extracting method and system, the high-resolution remote sensing image as well as a digital elevation model of a coverage area of the high-resolution remote sensing image is obtained; the high-resolution remote sensing image is pre-processed to remove errors and deformation and establish a high-definition remote sensing image within the area scope; a slope farmland characteristic knowledge set is established according to the high-definition remote sensing image, a field investigation result and a historical research result, the slope farmland characteristic knowledge set comprises description content reflecting a first type of slope farmland in which crops grow well and description content reflecting a second type of slope farmland in a bare area or an area in the seedling stage; a region of interest is extracted and identified from the slope farmland according to the slope farmland characteristic knowledge set, and a suspected land of the slope farmland is extracted; and the suspected land of the slope farmland is corrected and spliced to obtain a complete slope farmland image. Support is thus provided for decision of related governmental departments.
Owner:水利部水土保持监测中心 +1

Lower limit computation method for reservoir forming physical property of effective reservoir layer under restraint of reservoir forming power and pore structure

The invention relates to a lower limit method for the reservoir forming physical property of an effective reservoir layer under the restraint of reservoir forming power and pore structure, comprising the following step of: on the basis of building a function relationship between the tension force of an oil-water interface and the temperature of a stratum system, building a function relationship between the semidiameter and the permeability of a maximum through hole throat of a reservoir layer, and building a function relationship between K/phi and K of the reservoir layer under the restraint of hole throat structure type, computing the reservoir forming physical property lower limit of the effective reservoir layer under the restraint of the reservoir forming power and the pore structure under different stratum temperature conditions. The research result of the method is combined with the research result of the physical property recovery and the reservoir forming power recovery of the reservoir layer in the geological historical period, so that the effectiveness of the reservoir layer in the geological historical period can be evaluated, and the oil gas distribution law in the reservoir forming period can be analyzed, therefore, the method has an important meaning for guiding the oil-gas exploration and deployment.
Owner:CHINA UNIV OF PETROLEUM (EAST CHINA)

Message forwarding device, network equipment and method

The invention discloses a message forwarding device, network equipment and a method. The device comprises a switching chip and a network processor, wherein the switching chip is used for sending information comprising a source address and a destination address of message and a port of the switching chip for receiving the message to the network processor when address learning is not performed on the message received by the equipment from a set VLAN and the port corresponding to the message destination address is not searched in a first medium access control address table, and forwarding the message according to the returned search result; and the network processor is used for searching the port corresponding to the destination address of the message in a second medium access control address table according to the information received from the switching chip, returning the research result to the switching chip, and performing address learning when the source address of the message is not in the second medium access control address table. By adopting the network processor to assist the switching chip to perform the address learning and table search processing for partial message, the capacity of the MAC address table is expanded, and meanwhile the forwarding performance and function of the message forwarding device are not affected.
Owner:BEIJING ZHIGU TECH SERVICE

Cavitation noise feature estimation method based on propeller wake flow pressure fluctuation computing

The invention discloses a cavitation noise feature estimation method based on propeller wake flow pressure fluctuation computing and belongs to the field of water sound target feature value extracting. The cavitation noise feature estimation method based on propeller wake flow pressure fluctuation computing comprises the following steps that (1) a standby mesh is generated and is guided into a calculation procedure, and then an example file is generated; (2) a cavitation model and a turbulence model are set; (3) numerical computation parameter setting is carried out; (4) numerical computation is carried out; (5) numerical method reliability demonstration and mesh determining are carried out; (6) cavitation wake flow pressure fluctuation non-constant numerical computation is carried out; (7) pressure fluctuation signal power spectrum conversion and low-frequency line spectrum amplitude value extraction are carried out; and (8) line spectrum feature estimation and analysis are carried out. Related researching results in the fields of modern hydromechanics, vacuole dynamics and signal processing are introduced into underwater target noise feature analysis, and the multidisciplinary and multi-field intersectionality is reflected.
Owner:安徽省爱夫卡电子科技有限公司

Web service simulating method and system and service agent system thereof

The embodiment of the invention provides a Web service simulating method and system and service agent system thereof. The Web service simulating method and system and service agent system thereof are used for solving the problem that a research and development test is interrupted or online services can not be normally provided due to the fact that a service providing system breaks down. The Web service simulating method includes the following steps that the service agent system is used for intercepting a calling request message sent by a service calling terminal, the calling request message is analyzed and a simulation manner corresponding to a method which is requested to be called by the calling request message is found out; if the research result is a full-simulation manner, the service agent system generates a responding message and returns the responding message to the service calling terminal; if the research result is a partial simulation manner, the service agent system forwards to the calling request message to a service providing system. After the responding message returned by the service providing system is received, the received responding message is processed and returned to the service calling terminal. The Web service simulating system comprises the service agent system and the service providing system.
Owner:ADVANCED NEW TECH CO LTD

Searching shopping method based on pictures

The invention discloses a searching shopping method based on pictures. The method includes the steps that first, a user uploads a goods picture needing to be searched for to a server from a terminal, the uploaded goods picture is subjected to feature classification on the server side, a picture feature value is extracted, and searching is conducted in a goods picture index file through the obtained picture feature value; then the searched goods picture and goods information are recommended to the user by the server according to the research results of similar goods. By combining the picture feature value of the goods picture, the needed goods can be searched for more accurately in the searching process, meanwhile, further manual retrieval or searching based on visual features is avoided, and the searching shopping convenience and accuracy are improved under the condition that the appearance of the needed goods is known. Moreover, an existing hand-held terminal generally has a photographing function, when the user sees the goods which he or she pays close attention to in a market or other places, the user can take a picture and send the picture to the server, and accordingly the goods picture and the goods information can be searched for accurately and conveniently for shopping.
Owner:SUZHOU SOUKE INFORMATION TECH
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