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37results about "Image selection/retrieval using associated code-marks" patented technology

RFID (radio frequency identification) label and person corresponding relationship establishment and trajectory tracking method and device

The embodiments of the present invention disclose an RFID (radio frequency identification) label and person corresponding relationship establishment and trajectory tracking method and device. According to the method and device, a plurality of face images are divided into a plurality of image groups, wherein the face images in each image group belong to the same person; corresponding relationships between the image groups and RFID labels, namely corresponding relationships between the persons and the RFID labels, are established according to the face images and the acquisition time and acquisition positions of the RFID labels; and the trajectories of the persons are tracked through using the RFID labels corresponding to the persons according to the corresponding relationships between the persons and the RFID labels. Compared with a method using face images acquired by a face image acquisition device to track the trajectories of the persons in the prior art, the method does not need to capture face images in a whole process so as to avoid the influence of equipment and environment, and can track the trajectories of the persons according to the tracking of the RFID labels even under dark conditions or conditions where the definition of equipment is low or no face image acquisition devices are adopted.
Owner:HANGZHOU HIKVISION DIGITAL TECH

Intelligent vehicle lock based on dynamic two-dimensional code

The invention provides an intelligent vehicle lock based on a dynamic two-dimensional code. The intelligent vehicle lock based on the dynamic two-dimensional code comprises a shell, a holding mechanism, a locking device, safety devices, a display screen, an alarm device, a power supply battery and a controller, wherein the shell comprises an outer housing and an inner housing; the inner housing comprises a control part and a locking part; the display screen is arranged on the outer housing directly facing the control part; the locking device comprises a locking rod, a locking ring and a togglebutton; the control part is arranged on one side of the locking part; the locking part is provided with a sliding chute; the locking ring is arranged in the sliding chute and slides along the interior of the sliding chute; the locking device strides the control part and the locking part; the safety devices are arranged on two sides of the locking device; and the power supply battery is arranged in the control part. According to the intelligent vehicle lock provided by the invention, through arranging the safety devices, an antitheft performance of the whole vehicle lock is further improved, and meanwhile, electromagnetic interference is further effectively prevented; and an ejection device of the holding mechanism can be used for ejecting the locking ring to recover to a closed state.
Owner:TIANHE COLLEGE GUANGDONG POLYTECHNIC NORMAL UNIV

Stamp album information management method based on 2 dimensional code

The invention discloses a stamp album information management method based on a 2 dimensional code. The method includes the following steps: generating and storing an initial 2 dimensional code; printing the initial 2 dimensional code on a predetermined position of a stamp album; analyzing the initial 2 dimensional code and redefining the content of the 2 dimensional code so as to generate a self-defined 2 dimensional code which includes the index information of the stamp album; binding the self-defined 2 dimensional code to the index information to form an associative array and store the associative array; and uploading the associative array to a cloud server. The index information includes the types, themes, numbers, issuing years and other basic information of the stamps contained in the stamp album. The method assigns the 2 dimensional code to the stamp album, and redefines the 2 dimensional code so as to contain the index information of the stamp album, so that when it is needed to find a certain stamp album or a certain stamp in the stamp album, a user does not need to browse the stamp albums one by one, and can check the index information by scanning the 2 dimensional code to learn of substantial content. Therefore, the method can provide content indexing for the stamp albums and provide convenience for follow up indexing.
Owner:LEADER TECH KUNSHAN DIGITAL TECH

Efficient slice loading and unloading system and pathological slice scanner

The invention provides an efficient slice loading and unloading system and a pathological slice scanner. The efficient slice loading and unloading system comprises a loaded slice box, an unloaded slice box, a loading and unloading mechanical arm and a slice box position adjusting device, the loading and unloading mechanical arm is used for shifting a slice after scan on a microscope stage to the unloaded slice box at one side of the microscope stage, and nearly simultaneously, the loading and unloading mechanical arm shifts a slice in the loaded slice box at the other side of the microscope stage to the microscope stage; the slice box position adjusting device is used for lifting the loaded slice box and the unloaded slice box to make different slice grooves in the unloaded slice box aligned with unloading stations of the microscope stage and different slices in the loaded slice box aligned with loading stations of the microscope stage. Slice loading and unloading are conducted almostsimultaneously, thus the positions of the loaded slice box and the unloaded slice box can be adjusted without waiting until a camera completes scanning, therefore the slice loading and unloading timecan be halved, and the overall efficiency of the scanner is improved.
Owner:南京图思灵智能科技有限责任公司

Wear determination method and device for positioning identifier and equipment

The invention provides a wear determination method and device for a positioning identifier and equipment. The method comprises the following steps: obtaining an identifier image of a positioning identifier collected by mobile equipment in a logistics scene, wherein the logistics scene comprises a plurality of logistics regions, and the logistics regions comprise at least one positioning identifier; determining estimated position information of the mobile equipment according to the identifier image; acquiring positioning position information of the mobile equipment; and if a first difference value between the estimated position information and the positioning position information is greater than a first distance threshold value, determining that the positioning identifier is worn. According to the invention, the estimated position information of the mobile equipment can be obtained through the identifier image collected by the mobile equipment, and the estimated position information is compared with the positioning position information of the mobile equipment, so that whether the positioning identifier is worn or not can be accurately determined, and the identification efficiency and the identification accuracy of whether the positioning identifier is worn or not are improved.
Owner:HANGZHOU FABU TECH CO LTD

Internet-of-Things application platform and charging service system

The invention relates to the technical field of internet application equipment. The invention particularly relates to an Internet-of-Things application platform and a charging service system. The Internet-of-Things application platform comprises a mounting box; when charging statistics is needed for commodities, a CCD camera performs image acquisition on the commodities; collected commodity information is transmitted to a processor; the processor carries out comparative statistics on the commodity storage information of the commodity information in a charging storage module; the charging datageneration module displays charging information on a main display and an auxiliary display; a billing data generation module transmits the data information to a scanning toll collector; charging payment is conducted, and a payment confirmation module is arranged to detect whether charging is succeeded; a code scanner and a manual input device are arranged, when the CCD camera cannot detect commodity information, the code scanner or the manual input device is used for inputting the commodity information to the processor, so the applicability of the Internet-of-Things application platform is improved; and heat dissipation holes are formed, so electronic elements in the mounting box are prevented from being damaged during long-time use.
Owner:苏州风正帆智能科技有限公司
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