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Mixed picture index construct and enquiry method based on key word and content characteristic and use thereof

The invention discloses a picture index construction based on keywords and contents and corresponding searching method, wherein the index construction comprises: constructing the keywords inverted index based on keywords according to the picture describing explanation and the name describing explanation thereof; constructing the picture characteristic index based on content by extracting the picture characteristic vector. The searching method comprises: searching the keywords and the keywords set to perform mode matching to obtain a semantic-related picture set based on the searching request submitted by the user; searching in the picture characteristic vector index by the Hash method with characteristic vector sensitive on the applied position for sampling the picture characteristic to obtain a similar picture characteristic vector; returning the picture with high similarity based on the integrative result to the user. The invention can compromise the keyword index and the picture index, not only can use the keywords to improve the searching speed, but also can use the picture index to improve the searching result correlation degree, so that the precision ratio can be improved. The technical scheme can be applied to the searching field of the picture image.
Owner:XIAN JIAOTONG LIVERPOOL UNIV

Method, device and base station for distributing sounding reference signal (SRS) resource in long term evolution (LTE) system

The invention discloses a method, a device and a base station for distributing sounding reference signal (SRS) resource in a long term evolution (LTE) system. Before distributing SRS for user equipment (UE), uplink sounding reference signal information (SRS) is divided into a plurality of SRS secondary resources in advance, and a plurality of SRS secondary resource collections are formed, wherein the SRS secondary resources in the identical SRS secondary resource collections are provided with identical resource allocation. The method of distributing SRS resource includes the following steps of ascertaining the SRS secondary collections which are used for distributing the SRS resources for the UE according to access requirement information transmitted by the UE, and distributing the SRS secondary resources capable of being distributed in the ascertained SRS secondary collections to the UE. According to the method, the device and the base station for distributing (SRS) resource in the LTE system, complexity of distribution of the SRS resource can be reduced, search time capable of being used for the distribution of the resource can be shortened, and therefore time of the base station to distribute the SRS resource to the user equipment (UE) can be saved and distribution efficiency is improved.
Owner:WUHAN HONGXIN TELECOMM TECH CO LTD

Shape representing and matching method for trademark image retrieval

ActiveCN104021229AResolve translationResolve scalingImage analysisSpecial data processing applicationsTrademarkShape matching
The invention discloses a shape representing and matching method for trademark image retrieval and relates to image search. The method comprises characteristic representation of trademark object shape and match of extracted characteristic, specifically comprising the following steps: 1) normalizing an object; 2) calculating the minimum circumscribed circle of the target object; 3) concentrically dividing a target region in equal area; 4) dividing the concentric circular region to blocks; 5) calculating and extracting characteristic; 6) generating corresponding binary shape characteristic string for each trademark object in a trademark library to match; and 7) judging the matching result of the binary shape characteristic string is a similarity numerical value in an interval of [0, 1]. The method can be directly applied to trademark image and further can be applied after dividing the trademark image to obtain the target object, so that the image is precisely matched in the object level, thereby effectively solving the problems of invariance of translation, rotation and rotation transformation of the target object in the shape matching process, more quickly and accurately searching for the target picture and reducing the trademark searching time and efficiently outputting the required target picture.
Owner:XIAMEN UNIV

Intelligent overhead line fault positioning and monitoring system

The invention discloses an intelligent overhead line fault positioning and monitoring system. The system is precise in fault positioning, high in precision and capable of quickly isolating faults, avoids long-time outage and improves operation reliability of a power grid. The intelligent overhead line fault positioning and monitoring system comprises a background server, a data collecting communication terminal, multiple fault indicators, a geographic information system and a distribution network automated system, wherein the background server, the data collecting communication terminal, the fault indicators, the geographic information system and the distribution network automated system are sequentially connected in a communication mode, and the geographic information system and the distribution network automated system are respectively connected with the background server. After a fault positioning and monitoring platform receives motion messages of the fault indicators, the geographic information system is accessed, all fault indicators which work and do not work on the same line are defined as upstream fault indicators and downstream fault indicators respectively, and a fault area is reduced to obtain a precisely positioned fault area by analyzing and determining the upstream fault indicators of a positioned fault area and the downstream fault indicators in the positioned fault area.
Owner:ZHUHAI GENE COSMOS ELECTRIC TECH

Object image recognition and classification managing method

The invention relates to the technical field of Internet of Things, and in particular to an object image recognition and classification managing method. The method comprises: an image information collecting terminal collecting image information of an object, a server storing all collected image information inside a database, the server obtaining image information of an object to be recognized and classified from the database, conducting classification and/or detailed characteristic recognition on the object by employing image recognition technology in local or a remote cloud terminal, the server transmitting determined object class and/or detailed characteristic and image information to a user terminal/or relevant servers, a user managing object classification based on the determined object class and/or detailed characteristic and image information. Compared with prior art technology, the method first collects image information of an object, stores the image information in the database, classifies and/or recognizes, manages classification, and rapidly locates detailed position of the object through the user terminal, realizes reasonable classification, reasonable using, reasonable arrangement and reasonable management, is conducive to precise looking up and locating, and has a wide range of application.
Owner:GUANGDONG ZHENGMEI FURNITURE TECH

Grid fault locating system and method based on multisystem information integration

The invention relates to a grid fault locating system based on multisystem information integration. The grid fault locating system comprises a main station, a concentrator and fault indicators, wherein the fault indicators are installed on a line. The fault locating system is installed on the main station and the main station communicates with the concentrator in a GPRS communication mode. The concentrator is connected with the multiple sets of fault indicators in a radio frequency communication mode. The grid fault locating system further comprises a distribution network geographic information system, a distribution network automatic system, a fault intelligent diagnosis system and a distribution production management information system, wherein the distribution network geographic information system, the distribution network automatic system, the fault intelligent diagnosis system and the distribution production management information system are connected with the main station respectively. The main station is further connected with cellphones of emergency maintenance operators in a text message mode. The invention further relates to a grid fault locating method based on multisystem information integration adopting the system. An information integrated technology provided by multiple systems is utilized to replace single fault indicator movement information to conduct comprehensive locating on the positions where faults occur, the faults are accurately located, and reliability is high.
Owner:FOSHAN POWER SUPPLY BUREAU GUANGDONG POWER GRID +1
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