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2402results about How to "Easy to transplant" patented technology

Multi-platform target tracking and distribution interactive simulation system

The invention relates to a multi-platform target tracking and distributed interactive simulation system in the technical field of simulation. The system comprises a target generation module, an aerial sensing platform, an emergency processing platform, a ground control center platform and an HLA distributed interactive simulation module, wherein, the target generation module generates a system tracking object at random; the aerial sensing platform comprises various detecting devices for performing fusion to the detected information and then transmitting the information to the ground control center platform; the ground control center platform integrates all the field information, evaluates the entire field situation and promptly makes an emergency decision; the emergency processing platform receives the information and the commands and realizes target tracking by using airborne equipment; and the HLA distributed interactive simulation module enables the modules to establish an HLA distributed system structure through a distributed network and realizes the multi-information network interconnection. The invention has the advantages of flexibility and extendability, can improve the tracking effect, enhance the visibility of scene demonstration and be widely applied to the fields such as public safety, disaster relief assistance and the like.
Owner:SHANGHAI JIAO TONG UNIV

Intelligent parking lot system based on internet of things technology and work method thereof

The invention discloses an intelligent parking lot system based on an internet of things technology. The intelligent parking lot system based on the internet of things technology comprises N parking place sensors which are arranged in parking places and used for sensing a parking place occupying state, RFID card readers which are arranged at the entrance portion and the exit portion of a parking lot and used for reading information of radio frequency cards, a ZigBee module which is communicated with the parking place sensors and the RFID card readers and used for transmitting the information read by the parking place sensors and the RFID card readers to a coordinator, the coordinator used for collecting node information of the ZigBee module and transmitting the node information to a gateway server through a route, and the gateway server used for being communicated with a user mobile phone through a GSM module. The invention provides a work method based on the intelligent parking lot system. The intelligent parking lot system based on the internet of things technology has the functions of parking place use information intelligent collection, parking place intelligent distribution, member management, automatic counting and charging which is adjustable and the like.
Owner:曲占超

Ciphertext storage and ciphertext retrieval open cloud method and system

The present invention discloses a ciphertext storage and ciphertext retrieval open cloud method and system. The system comprises a plurality of safety assemblies and a server; the server creates one encryption and decryption secret key binding with the personal identity for each login user; the server encrypts and stores the encryption and decryption secret key by using a main secret key; after the server passes the user authentication, the main secret key of the user is returned back to the safety assemblies; the safety assemblies employ the user's main secret key to perform decryption to obtain the user's encryption and decryption secret key and then employ the encryption and decryption secret key to perform encryption of the user's file to be stored and then store the file at a third-party cloud platform; and the file element data of the file to be stored and the ciphertext index of the file to be stored are generated and sent to the server; and the safety assemblies are configured to send the retrieval request to the server, and the server performs retrieval in the ciphertext index according to the keywords in the retrieval request, inquires the file element information according to the retrieval result and returns the file element information back to the user's client.
Owner:INST OF INFORMATION ENG CAS

Keyword extracting method based on Word2Vec and Query log

The invention discloses a keyword extracting method based on Word2Vec and a Query log, and relates to the field of information processing. The method includes the steps of S1, building a specific word list of a target field; S2, obtaining candidate keywords of documents in a document set; S3, obtaining word vectors of a plurality of dimensions of each candidate keyword; S4, calculating the cosine similarities between the word vectors of any candidate keyword L and a center vector, judging whether the candidate keyword L exists in the specific word list or not, if the candidate keyword L exists in the specific word list, directly implementing the step S5, and if the candidate keyword L does not exist in the specific word list, directly implementing the step S6; S5, multiplying the obtained cosine similarities by a weighting factor i to obtain new cosine similarities, and implementing the step S6; S6, ranking the values of the cosine similarities from large to small, outputting the values of m cosine similarities from the cosine similarity with the largest value, and obtaining final keywords. By means of the keyword extracting method, the keywords with the ideal quality can be rapidly and efficiently extracted for texts in specific fields, oral words are prevented from being introduced, and the extracted keywords are high in quality.
Owner:CHEZHI HULIAN BEIJING SCI & TECH CO LTD

Robot shaft hole assembly system and method based on teaching learning

The invention discloses a robot shaft hole assembly system and method based on teaching learning. The system comprises a mechanical arm, a six-dimensional force/torque sensor, a passive flexible RCC device and a PC upper computer, wherein the mechanical arm is a multi-axis mechanical arm, the six-dimensional force/torque sensor is arranged at the tail end of the mechanical arm, the passive flexible RCC device is arranged on the six-dimensional force/torque sensor, the passive flexible RCC device is provided with a clamping tool used for clamping a to-be-assembled component, and the PC upper computer can achieve real-time communication with the mechanical arm and six-dimensional force/torque sensor. Firstly, a manual teaching recorder completes the assembly of task data, an assembly skill model is trained by adopting a learning algorithm, then under a control command of the PC upper computer, the mechanical arm carries a pin component to perform shaft hole assembly, and a control systemestablished by the PC upper computer is based on an ROS platform. The robot shaft hole assembly system and method based on teaching learning have the advantages that a flexible behavior of a person when an assembly task is completed is imitated by combining teaching learning, so that the automatic flexible assembly operation of a robot is achieved, and the operation requirements can be met well.
Owner:武汉库柏特科技有限公司

Method for optimizing cracking depth of industrial ethane cracking furnace on line

The invention relates to a method for optimizing the cracking depth of an industrial ethane cracking furnace on line. A cracking furnace yield neural network multi-model is established by utilizing a mechanism model and practical production data as training samples and combining a cracking raw material clustering result, model input variables comprise raw material density, sum of raw material linear chain alkane contents, ratio of raw material N-alkane content and isoparaffin content, feed flow, gas and hydrocarbon ratio, coil outlet temperature (COT) and coil outlet pressure, and model output variables comprise ethane yield and propylene yield (or triene total yield). A belonged submodel is judged according to a practical measuring value of an oil product, and the cracking depth output by the submodel is corrected on line by a cracked gas online analyzing instrument; an optimal cracking depth value and the gas and hydrocarbon ratio are confirmed by utilizing an SQP method and taking maximal economic benefits as a target through the constraints of the cracking depth and the gas and hydrocarbon ratio, and the cracking depth value is continuously optimized back and forth nearby the current cracking depth value of the cracking furnace. The method is reasonable, reliable, simple and easy, is easy to transplant and has wide adaptability.
Owner:EAST CHINA UNIV OF SCI & TECH

Water level-flow speed-flow rate monitoring integrated device, monitoring system and monitoring method

The invention discloses a water level-flow speed-flow rate monitoring integrated device, a water level-flow speed-flow rate monitoring system and a water level-flow speed-flow rate monitoring method. The device comprises a radar water level measuring module, a radar flow speed measuring module, a wind speed measuring module and a flow rate calculating module, wherein the radar water level measuring module, the radar flow speed measuring module and the wind speed measuring module are connected with the flow rate calculating module respectively; the radar water level measuring module is used for measuring the real-time water level data of a river course / channel in a non-contact form; the radar flow speed measuring module is used for measuring the real-time surface flow speed data of the river course / channel in the non-contact form; the wind speed measuring module is used for measuring real-time wind speed data to correct a flow speed of a water surface; the flow rate calculating module is used for calculating to obtain the size of the flow rate of a controlled section of the river course / channel at a current moment by combining with an input relevant parameter of the controlled section of the river course / channel according to the water level data, the flow speed data and the wind speed data. The device can be used for monitoring the water level and the flow speed of the river course / channel in real time, and moreover, can be used for realizing monitoring the flow rate in real time.
Owner:PEARL RIVER HYDRAULIC RES INST OF PEARL RIVER WATER RESOURCES COMMISSION
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