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36results about How to "Guaranteed breadth" patented technology

Long-distance target tracking system and method based on long-short-focus camera group

The invention relates to the technical field of target tracking, in particular to a long-distance target tracking system and method based on a long-short-focus camera group. The system comprises a support platform, a long-focus camera, a short-focus camera and a controller are arranged on the support platform, the short-focus camera captures a target image and sends the target image to the controller, the controller measures the target coordinates in the target image, the calculation module calculates the movement information of the long-focus camera according to the two coordinates, and the controller rotates the long-focus camera to the target coordinates. The method comprises the steps that: S1, the short-focus camera rotates and captures the target image and sends the target image to the controller; S2, the target coordinates are obtained from the target image, and the calculation module calculates the movement information of the long-focus camera according the pre-stored initial coordinates and the target coordinates; S3, the movement information of the long-focus camera is sent to the target to capture a tracking image; and S4, the controller obtains the tracking image to control a second turntable to reset the long-focus camera. The long-distance target tracking system and method based on a long-short-focus camera group can ensure the breadth of the field of view of theshooting target and the sharpness of the target.
Owner:国网宁夏电力有限公司超高压公司 +1

Knowledge graph Chinese question answer retrieval method based on dynamic programming algorithm

The invention provides a knowledge graph Chinese question answer retrieval method based on a dynamic programming algorithm. The method aims at modeling the original question answering process comprising three substeps into the same process in a unified mode, the entity recognition process and the question answer retrieval process are modeled with a same model by integrating thoughts of a state machine in form language, the entity recognition process is modeled into the process of transferring the state of the system from the original state 0 to the state 1, and the question answer retrieval process is modeled into the process of transferring the state from the state 1 to the state 2. The precise and the scope of an answer are guaranteed, and the overall question answering process can be subjected to unified modeling macroscopically. In addition, the target entity transferring process in the question answering process is modeled into the state transferring process in the state machine,a transfer entity is modeled to be in an intermediate state, and a final answer is modeled to be in a termination state. On the basis, the transfer process of all the states achieves decision supporting as a whole through the dynamic programming algorithm, and meanwhile the operation efficiency of the system is guaranteed.
Owner:BEIHANG UNIV

Satellite energy detection cognition method and system based on radio environment map

InactiveCN107634810AReliable environmental knowledgeGuaranteed real-timeTransmission monitoringSatelliteFrequency domain
The invention provides a satellite energy detection cognition method and system based on a radio environment map. The method comprises the following steps that 1, interference caused on a fixed satellite service (FSS) link by a fixed server (FS) link in a satellite-land communication scene is analyzed; 2, according to a spectrum energy detection method, cognition equipment obtains distribution ofdecision counting values of received interference signal energy, and by means of the probability that the decision counting values are larger than a predetermined threshold value, interference information of the cognition equipment is obtained; 3, a geodetic coordinate system of the cognition equipment is converted into a preset navigation coordinate system in an interference area with the GPS cognition equipment to obtain location information (x, y) of the cognition equipment; and 4, the cognition equipment transmits the interference information and the location information to a data center through a control channel not interfered, and the radio environment map is precisely drawn. According to the method and system, idle spectrum resources in the space domain, the frequency domain and thetime domain are reutilized, and the utilization rate of the existing scant radio spectrum resources is increased.
Owner:CHINA ACADEMY OF SPACE TECHNOLOGY

Air conditioner control system and multi-tube-nest air conditioner

The invention discloses an air conditioner control system and a multi-tube-nest air conditioner. The air conditioner control system comprises an outdoor unit assembly and two or more groups of indoor units. Each group of indoor units communicate with the outdoor unit assembly through a refrigerant pipeline. Confluence pipeline sections of the refrigerant pipelines where the corresponding indoor units are located are provided with throttle valves which are connected in parallel. Check valves are arranged between the refrigerant pipelines where the indoor units are located and the adjacent throttle valve pipelines, and the check valves are used for controlling the corresponding indoor units to be connected with the system to work or not. Intersecting pipeline sections of the refrigerant pipelines of the indoor units are connected with the throttle valves which are connected in parallel. Because the pipelines are connected into the multiple throttle valves in parallel, the controllable adjustment range of flow control amounts to the sum of the control sections of all the throttle valves connected in parallel, and the air conditioner control system can be fully adapted to the work demand that multiple indoor units are connected in parallel; when the number of the working indoor units connected into the system is small, a part of the throttle valves connected in parallel can be directly closed, and only one independent throttle valve is used for connection control; and therefore, the range of the refrigerant flow adjusting area controlled by the throttle valves and the control accuracy are guaranteed.
Owner:GUANGDONG CHIGO HEATING & VENTILATION EQUIP CO LTD

Continuous casting and rolling production line capable of avoiding ferrite rolling mixed crystal and production method

The invention belongs to the technical field of metallurgical processes and equipment, and relates to a continuous casting and rolling production line capable of avoiding ferrite rolling mixed crystals and a control method. The invention discloses a continuous casting and rolling production line capable of avoiding ferrite rolling mixed crystals. The continuous casting and rolling production line comprises a continuous casting machine, a roughing rolling unit, an intermediate billet heat preservation device, a finishing rolling unit, an after-rolling cooling device, a high-speed flying shear and a coiling unit which are sequentially arranged along a rolling line. A rolled piece heating device, a descaling device, an accident handling device, an intermediate billet cooling device and the like can be arranged on the production line according to needs. The intermediate billet heat preservation device is arranged in front of a finishing mill group, the temperature of the intermediate billet when reaching an inlet of the intermediate billet heat preservation device is controlled to be below the ferrite phase change temperature, the heating temperature of the intermediate billet heat preservation device is controlled, the intermediate billet is subjected to heat preservation or slow cooling in the device, the austenite-ferrite phase change time is prolonged, and the production efficiency is improved. And phase change is fully carried out, mixed crystals caused by double-phase rolling are avoided, and the structure property uniformity of a ferrite rolled product is improved.
Owner:CISDI ENG CO LTD +1

Query method, system, equipment and medium for compatibility and coexistence of multiple databases

The invention provides a query method, system, equipment and medium for compatibility and coexistence of multiple databases. Interface information of the multiple databases is obtained, the interface information comprises access grammar corresponding to the multiple databases in a one-to-one mode, the interface information is integrated and packaged to form packaging interfaces connected with the databases respectively; By connecting a public opinion analysis platform and the packaging interfaces through a preset system interface, for information statements which a user wants to query in a query entry of the public opinion analysis platform, keywords are extracted to generate query key fields, and database query statements which correspond to the databases and are used for querying the query key fields according to the query key fields are generated; the information containing the query key field is obtained and sorted, a sequence table of each database and the integrated total sequence table are generated, the sequence tables and the total sequence table are subjected to visualization processing and then pushed to the public opinion analysis platform, so that the information of the multiple databases can be queried at the same time, and the efficiency of querying the public opinion information from the multiple databases is improved.
Owner:武汉海昌信息技术有限公司

Clinical trial subject recruitment system

The invention relates to the technical field of medical treatment, in particular to a clinical test subject recruitment system, which comprises a researcher terminal, a doctor terminal, a patient terminal and a server, and is characterized in that the server comprises a publishing module used for acquiring and publicizing project information initiated by the researcher terminal; a screening modulewhich is used for receiving recommended patient information sent by the doctor terminal according to the project information, judging whether the patient meets conditions or not according to a presetselection standard and a preset exclusion standard, if yes, recording the patient information, storing the patient information into a database, and generating a to-be-signed informed consent; an informed agreement module, which is used for correspondingly sending the informed agreement to be signed to the patient terminal meeting the conditions, inputting confirmation information of the patient and generating a signed informed consent, and binding the signed informed consent with the patient information, and storing the bound informed consent and the patient information into a preset selectedpatient information base. By adopting the scheme, the problem of low recruitment efficiency of subjects can be solved.
Owner:THE SECOND AFFILIATED HOSPITAL ARMY MEDICAL UNIV

Elephant nose type electronic bronchoscope

The invention discloses an elephant nose type electronic bronchoscope, and belongs to the technical field of medical equipment. The electronic bronchoscope comprises a control body and a rear-end camera, a biopsy hole is formed in the top of the control body, and an operation part is arranged at the front part of the control body; an insertion part is arranged at the front end of the operation part, and a bent part is arranged at the front end of the insertion part; the control end of the bent part is connected with a bending control button arranged on one side of the control body, and the other side of the control body is provided with a light guide hose; a data transmission interface is formed in the far end of the light guide hose; a forceps channel part is further arranged on the upperside of the operation part, extends to the bent part through a passage in the insertion part, and is communicated with a forceps operation hole formed in the front end of the bent part; the front endof the bent part is also provided with a light source lamp, and the rear end camera is arranged on the insertion part and is connected with the control body. The problem that an existing trachea endoscope cannot enter a lung airway easily is solved, by means of simple operation, branch situations of the airway can be observed from the rear end of the bronchoscope, and running conditions at the front end can be observed, the visual field limitation is reduced, the observable range is improved, and the practicability is greatly improved.
Owner:王尔笑

Relay protection fixed value setting simulation machine

The invention discloses a relay protection fixed value setting simulation machine. The relay protection fixed value setting simulation machine comprises an external rack and a shell; wherein the external rack is composed of a piston, a sucker, positioners, a telescopic rod and a back belt; the telescopic rod is arranged on a side end wall inside the external rack, and the top of the telescopic rodis provided with the piston; the upper and lower sides of the telescopic rod are provided with the positioners, and the positioners are fixed on the end wall of the external rack; the shell is connected with the external rack by lock catches, and the external rack is distributed on both sides of the shell; the upper surface of the shell is fixed with a touch display screen; a charging interface is arranged on one side of the lower end of the shell, a USB interface is arranged on the other side of the lower end of the shell, and both the USB interface and the charging interface are arranged onthe lower end wall of the shell; and the inner upper end of the shell is provided with a PID controller. The relay protection fixed value setting simulation machine has the advantages of simple operation and convenient use, and has the use values of fixed value setting, fixed value training and fixed value reference, which strengthens relay maintenance and saves human and material resources.
Owner:WUHU CHAOYUANLI IND DESIGN CO LTD

A Chinese question-answer retrieval method for knowledge graph based on dynamic programming algorithm

The invention provides a knowledge graph Chinese question answer retrieval method based on a dynamic programming algorithm. The method aims at modeling the original question answering process comprising three substeps into the same process in a unified mode, the entity recognition process and the question answer retrieval process are modeled with a same model by integrating thoughts of a state machine in form language, the entity recognition process is modeled into the process of transferring the state of the system from the original state 0 to the state 1, and the question answer retrieval process is modeled into the process of transferring the state from the state 1 to the state 2. The precise and the scope of an answer are guaranteed, and the overall question answering process can be subjected to unified modeling macroscopically. In addition, the target entity transferring process in the question answering process is modeled into the state transferring process in the state machine,a transfer entity is modeled to be in an intermediate state, and a final answer is modeled to be in a termination state. On the basis, the transfer process of all the states achieves decision supporting as a whole through the dynamic programming algorithm, and meanwhile the operation efficiency of the system is guaranteed.
Owner:BEIHANG UNIV

An air-conditioning control system and multi-pipe group air-conditioning

The invention discloses an air conditioner control system and a multi-tube-nest air conditioner. The air conditioner control system comprises an outdoor unit assembly and two or more groups of indoor units. Each group of indoor units communicate with the outdoor unit assembly through a refrigerant pipeline. Confluence pipeline sections of the refrigerant pipelines where the corresponding indoor units are located are provided with throttle valves which are connected in parallel. Check valves are arranged between the refrigerant pipelines where the indoor units are located and the adjacent throttle valve pipelines, and the check valves are used for controlling the corresponding indoor units to be connected with the system to work or not. Intersecting pipeline sections of the refrigerant pipelines of the indoor units are connected with the throttle valves which are connected in parallel. Because the pipelines are connected into the multiple throttle valves in parallel, the controllable adjustment range of flow control amounts to the sum of the control sections of all the throttle valves connected in parallel, and the air conditioner control system can be fully adapted to the work demand that multiple indoor units are connected in parallel; when the number of the working indoor units connected into the system is small, a part of the throttle valves connected in parallel can be directly closed, and only one independent throttle valve is used for connection control; and therefore, the range of the refrigerant flow adjusting area controlled by the throttle valves and the control accuracy are guaranteed.
Owner:GUANGDONG CHIGO HEATING & VENTILATION EQUIP CO LTD

Public opinion monitoring system for enterprises

A public opinion monitoring system for enterprises disclosed by the present invention comprises a central processing unit, the central processing unit is connected in parallel with a storage module and an input module through a circuit, the central processing unit is connected in series with a search module through a circuit, and the search module is connected in series with an information recognition module through a circuit. The information recognition module is connected in parallel with a voice recognition module, a character recognition module and an image recognition module through circuits, the voice recognition module, the character recognition module and the image recognition module are connected in parallel with the voice recognition module through circuits, and the central processing unit is connected in series with an evaluation module through a circuit. The evaluation module is connected in series with a display module through a circuit, the search module and the display module are connected in parallel with the central processing unit through a circuit, monitoring, analysis and guiding are carried out by adopting the information acquisition module of various modules, enterprise management and normalized operation are facilitated, safety and stability are guaranteed, and use efficiency and accuracy are improved.
Owner:山东寻声网络科技有限公司

A Cognitive Method and System for Satellite Energy Detection Based on Radio Environment Map

The invention provides a satellite energy detection cognition method and system based on a radio environment map. The method comprises the following steps that 1, interference caused on a fixed satellite service (FSS) link by a fixed server (FS) link in a satellite-land communication scene is analyzed; 2, according to a spectrum energy detection method, cognition equipment obtains distribution ofdecision counting values of received interference signal energy, and by means of the probability that the decision counting values are larger than a predetermined threshold value, interference information of the cognition equipment is obtained; 3, a geodetic coordinate system of the cognition equipment is converted into a preset navigation coordinate system in an interference area with the GPS cognition equipment to obtain location information (x, y) of the cognition equipment; and 4, the cognition equipment transmits the interference information and the location information to a data center through a control channel not interfered, and the radio environment map is precisely drawn. According to the method and system, idle spectrum resources in the space domain, the frequency domain and thetime domain are reutilized, and the utilization rate of the existing scant radio spectrum resources is increased.
Owner:CHINA ACADEMY OF SPACE TECHNOLOGY

A method and device for generating a picking path

The invention provides a picking route generation method and device. The method comprises the steps that the number of standard cases needed for a wave order is calculated, and a standard case configuration table is generated; a standard case roadway distribution diagram is generated according to the standard case configuration table and a roadway number and a storage location number of goods SKU; a roadway is selected to start picking simulation, and picking simulation information corresponding to the serial number of each standard case is recorded and added into traversed standard case picking information; after picking simulation on the current roadway is completed, the serial numbers of the standard cases where picking is completed form a virtual trolley according to preset rules; if the trolley is successfully formed, whether picking is completed at all standard cases or not is judged, if yes, picking simulation is ended, and if not, the traversed standard case picking information is deleted, and a next roadway is entered to restart picking simulation; and if the trolley is not successfully formed, the next roadway is entered to continue picking. Through the picking route generation method and device, both breadth and precision of picking coverage are guaranteed, and picking efficiency is improved.
Owner:CIXI TAIPINGNIAO LOGISTICS
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