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99results about How to "Automatic acquisition" patented technology

Elevator fault diagnosis and early-warning method based on data drive

The invention relates to the field of elevators. In order to early discover and diagnose A elevator fault, the invention adopts the technical scheme that an elevator fault diagnosis and early-warning method based on data drive is achieved by means of a remote service center, a fault diagnosis and prediction terminal and an elevator controller, and the method comprises the steps as follows: firstly, elevator fault data are mined to obtain characteristic information in an elevator fault data stream, and the mined result is stored in an elevator fault case base of the fault diagnosis and prediction terminal; secondly, an elevator fault knowledge base on the fault diagnosis and prediction terminal is updated by the elevator fault case base; thirdly, the case retrieval is carried out on the characteristic of a new elevator fault problem, and the fault diagnosis is carried out on the elevator system by adopting the fault diagnosis method based on the case-base reasoning; and finally information with the characteristic that is most similar with that of the new elevator fault problem is acquired through retrieval of the knowledge or the case in the elevator fault knowledge base to solve the diagnosis problem. The method is mainly suitable for manufacturing and designing image sensors.
Owner:TIANJIN UNIV

Curvature detection device and method for drill rod

The invention relates to a curvature detection device and method for a drill rod. The device comprises a drill rod clamping part, a sensor transmission part and a control and operation part, wherein a three-jaw chuck, a V-shaped block and a stepping motor A are arranged on the drill rod clamping part; the three-jaw chuck is used for clamping one end of the drill rod, and the other end of the drill rod is placed on the V-shaped block; a 2D (two-dimensional) laser sensor and a stepping motor B are arranged on the sensor transmission part; the control and operation part comprises a single-chip microcomputer and a host. The detection method comprises the following steps: acquiring the three-dimensional coordinate information of hemi-profile data points of a plurality of sections of the drill rod by using the 2D laser sensor; processing and calculating a section central point through the host, and fitting the central lines of n sections; determining the maximum curvature and coordinate value of a maximum bending point, comparing with the curvature limit value of the drill rod, judging whether the curvature of the drill rod is qualified or not, and providing a judgment result for a user. The device is scientific in structure, the detection method is simple, the curvature information of the drill rod can be obtained efficiently and accurately, and technical support is provided for the increase of the production accuracy of the drill rod.
Owner:CHINA UNIV OF GEOSCIENCES (WUHAN)

Running state monitoring and failure diagnosis method for tobacco logistics system

ActiveCN104267711ATroubleshoot diagnostic issuesSolve information interactionElectric testing/monitoringLogisticsLogistics managementData acquisition
The invention discloses a running state monitoring and failure diagnosis method for a tobacco logistics system. The method comprises the following steps: (1) acquiring the whole running state information of the logistics system in real time on line through a data acquisition system; (2) remotely monitoring the state of common logistics system equipment in real time, and performing failure diagnosis; (3) firstly, determining various combination modes of the failure reasons of each key logistics equipment, and secondly, inputting a diagnosis rule into an SQL (Structured Query Language) database of a failure diagnosis server, wherein the diagnosis rule serves as the source of a failure experience knowledge base; (4) storing failure result information which is obtained by automatic diagnosis through the failure diagnosis server and serves as alarm information into a failure alarm record base, triggering a wireless alarm module, and informing an on-duty equipment maintainer of failure information immediately in a short message mode. According to the method, the failure burst rate of the tobacco logistics system is effectively reduced, the failure maintenance efficiency is improved, and the equipment maintenance cost is reduced.
Owner:CHINA TOBACCO SICHUAN IND CO LTD

Method of dome camera for generating panoramic image, and dome camera

The invention discloses a method of a dome camera for generating a panoramic image and the dome camera. The method comprises steps of: rotating the dome camera according to a set rule for multiple times and acquiring an image of a current position in each time of rotation; acquiring a curved image of the image in a world coordinate system according to a mapping relation between an image coordinate system and the world coordinate system; acquiring a curved image of the image in a dome camera coordinate system according to a mapping relation between the world coordinate system and the dome camera coordinate system; acquiring a flat image of the image in a panoramic image coordinate system according to a mapping relation between the dome camera coordinate system and the panoramic image coordinate system; and splicing the panoramic image according to the flat image, corresponding to the image of the current position, in the panoramic image coordinate system. The method may splice multiple images acquired by the dome camera into a panoramic image according to the one-to-one corresponding coordinate relations among the coordinate systems, wherein the panoramic image can be a 360-degree panoramic image.
Owner:ZHEJIANG DAHUA TECH CO LTD

Journey navigation method and mobile terminal

The invention discloses a distance navigation method and a mobile terminal. The method is used for the mobile terminal including a distance record and a navigation module; the distance record includes at least one piece of distance information and the distance information includes a distance destination and a distance prompt time. The method includes the following steps: when a distance prompt time of a certain piece of distance information in the distance record reaches, the mobile terminal starts the navigation module to set the present location of the mobile terminal as a starting point of a navigation path of the navigation module and set the distance destination of the distance information as an ending point of the navigation path of the navigation module; the navigation module works out the navigation path between the starting point and the ending point according to the starting point of the navigation path and the ending point of the navigation path. Through combining the distance record and the navigation module of the invention, the mobile terminal automatically starts the navigation module and works out the navigation path between the present location of the mobile terminal and the distance destination when the navigation prompt time in the distance record reaches, thus facilitating the travel of mobile terminal users.
Owner:YULONG COMPUTER TELECOMM SCI (SHENZHEN) CO LTD

Method, a Device and a System for Transferring Data

A method, a device and a system for transferring data from a data source (212) over both a wireless communications (210) and a fixed communications (208) network to a destination device (204) such that at least one portion of a data aggregate is transmitted through the wireless communications network (210) via a wireless communications device (202) and at least one another portion is transmitted through the fixed communications network (208). The destination device (204) may reconstruct the data aggregate by joining the received data portions together.
Owner:NOKIA CORP

Multi-angle full-automatic earth surface fine emissivity spectrum collecting system device

A multi-angle full-automatic earth surface fine emissivity spectrum collecting system device is composed of a full-automatic sample rotary platform, an earth surface off-ground infrared radiance measurement device and an earth surface fine emissivity spectrum inversion module. The full-automatic sample rotary platform realizes rapid rotation through an electric rotary platform carried on a movable tabletop, and can remotely control the rotary platform to be switched between a sample and a metal plate in a rotary mode according to a set rotation angle and pace; the earth surface off-ground infrared radiance measurement device mainly adopts a Fourier transform infrared wavelength dispersive spectrometer for observation and measurement and collects and stores off-ground radiance data of the sample and the metal plate within the wave length range of 3-16 micrometers with the cooperation of the full-automatic sample rotary platform; the obtained off-ground infrared radiance data are input to the built earth surface fine emissivity spectrum inversion module, and an emissivity spectral line of the sample within the wave length range of 3-16 micrometers is obtained.
Owner:INST OF GEOGRAPHICAL SCI & NATURAL RESOURCE RES CAS

Organic contour acquisition method, image equipment, radiotherapy plan system and storage medium

ActiveCN107392897ASolve the problem of time-consuming formulation processImprove formulation efficiencyImage enhancementImage analysisProgram planningComputer science
Embodiments of the invention disclose an organic contour acquisition method, image equipment, a radiotherapy plan system and a storage medium. The method comprises the following steps of acquiring target image data including a target organ, wherein the target image data includes a target image and scanning position information corresponding to the target image; according to the scanning position information, determining a contouring algorithm; and according to the contouring algorithm, acquiring target organ contour data in the target image. Through the above technical scheme, a problem that a radiotherapy plan making process is time-consuming is solved; and the target organ contour data is automatically and high- efficiently acquired so that manual operation and waiting time for a user to make a radiotherapy plan are reduced and shortened and radiotherapy plan making efficiency is increased.
Owner:SHANGHAI UNITED IMAGING HEALTHCARE

Motor vehicle out-driving OD matrix obtaining method based on video traffic detection data

The invention discloses a motor vehicle out-driving OD matrix obtaining method based on video traffic detection data. The method comprises the steps of determining OD traffic cells, attributing video detectors to the OD traffic cells according to the mounting positions of the video detectors, building the corresponding relation among the video detectors, video detection points and the corresponding OD traffic cells, obtaining vehicle detection data of all the video detectors in the to-be-obtained OD matrix time interval in the geographic studying area, obtaining everyday OD matrixes in the time interval according to vehicle license plate numbers recognized by the video detectors and time of the video detection points, dividing the time interval into complete hour segments, comparing the vehicle license plate numbers and the time when vehicles pass through the vehicle detection points, obtaining everyday hour OD matrixes, and obtaining everyday peak hour OD matrixes. The method is simple, the result is visual, the out-driving exchange capacity between the traffic cells can be accurately and quantitatively reflected, and the basic input data can be provided for transportation planning and traffic impact assessment.
Owner:INST OF AUTOMATION CHINESE ACAD OF SCI

Key technique of three-dimensional laser scanning in deformation monitoring

The invention relates to the technical field of three-dimensional laser scanning, and specifically, relates to a key technique of three-dimensional laser scanning in deformation monitoring. The key technique comprises a three-dimensional laser scanner measurement general step: deformation detection articles are scanned and measured through a three-dimensional laser scanner, data measured and scanned by the three-dimensional laser scanner is transmitted to processing software for processing, 3D modeling is carried out on the scanned data through the processing software, and data comparison is carried out through 3D modeling models formed in different periods; and a three-dimensional laser scanner measurement specific step. The beneficial effects of the invention are that the technique can achieve denoising of the point cloud data through the cyclon5.8 software, data volume is reduced, the data processing speed is increased, the working efficiency of the three-dimensional laser scanner is improved, and the data can be quickly, continuously and automatically acquired; the precision is high, the density is high, the efficiency is high, and the cost is low; and a three-dimensional datamodel for real description production is improved, and locality and one-sidedness caused by data-based analysis are effectively avoided.
Owner:HEILONGJIANG INST OF TECH

Mountain torrent disaster risk assessment method and early warning system based on catastrophe theory

The invention discloses a mountain torrent disaster risk assessment method and early warning system based on a catastrophe theory. The early warning system is composed of a data acquisition system, arisk level evaluation system and a graded early warning system. The data acquisition system mainly achieves automatic acquisition of impact factors of mountain torrents by means of a remote sensing interpretation, on-site investigation and on-site monitoring combined method. The risk level evaluation system uses the catastrophe theory to construct a hierarchical structure model, calculates catastrophe progression according to a primary catastrophe model layer by layer from bottom to top, and ultimately determines the level of risk based on the catastrophe progression. The graded early warningsystem converts the evaluation level into an early warning signal, sends the early warning signal to relevant government officials and sends a forecast to surrounding residents through a wireless device. The fully automated integrated system for mountain torrent date collection, disaster risk assessment and graded early warning is established for the first time, the disadvantages of strong subjectivity in raw data collection and index weight distribution are avoided, and more accurate evaluation results are obtained from an internal action mechanism of a mountain torrent system.
Owner:JILIN UNIV

Method and device for processing faces contained in images

InactiveCN102637255AOvercoming manual processing of training dataSolving Cost and Efficiency IssuesCharacter and pattern recognitionData setSocial network
The embodiment of the invention relates to a method and device for processing faces contained in images. The invention specifically discloses a method for processing faces contained in images, and the method comprises the following steps: aiming at each one of at least a photo album of a social network, detecting faces contained in images of the photo album; gathering the detected faces so as to generate at least a face data set; and selecting a face data set to associate with an owner of the photo album from the at least a face data set. The method also comprises the steps of establishing a face classifier for face recognition through learning based on the face data set associated with the owner of the photo album. The embodiment of the invention also discloses a corresponding device. According to the embodiment of the invention, the cost of face recognition of massive amounts of images is effectively reduced, and the efficiency is improved.
Owner:BEIJING OAK PACIFIC NETSCAPE TECH DEV

Mobile terminal and address allocation method thereof

The invention provides an address allocation method of a mobile terminal. The method comprises the steps that in an internet protocol version 6 (IPv6) address negotiation process, the mobile terminal firstly starts and uses a stateless automatic allocation function to enable a host to automatically generate a global IPv6 address, and a domain name system (DNS) address is obtained from the mobile terminal through host side software to be set to the host; the host side software sends a packet internet grope (Ping) packet to a DNS server to determine whether the IPv6 address allocated to the host is correct or not; if the Ping packet responds normally, the allocation of the IPv6 address is completed, and if the Ping packet fails to respond, the IPv6 address already allocated to the host is deleted, an IPv6 address allocated by a network is re-obtained from the mobile terminal and then allocated to the host, and a Ping packet is re-sent to conduct the verification. By adopting the method and the mobile terminal provided by the invention, the mobile terminal is guaranteed to transmit data normally under two IPv6 networks, thereby improving the compatibility of the mobile terminal with different IPv6 address allocation system networks.
Owner:ZTE CORP

Left-atrial-appendage CT image segmentation method

The invention discloses a left-atrial-appendage CT image segmentation method, and relates to medical image processing. Firstly, left-atrial-appendage CT images are denoised, prior knowledge is utilized to construct missing boundary information of a left atrial appendage, and a region growing algorithm is used to obtain a single initial segmentation image to use the same as a single Atlas label graph; then information relationships of the single label graph and an adjacent left-atrial-appendage CT sequence are utilized for improved Atlas segmentation to obtain an initial segmentation sequence;contour information in the initial segmentation sequence is used as initial contours of a level set algorithm, and approximate Euclidean distance information of left-atrial-appendage CT sequence graphs is obtained to be used as feature input; and finally, a precise segmentation result sequence is obtained through a fast level set algorithm to achieve the purpose of left-atrial-appendage CT image segmentation.
Owner:XIAMEN UNIV

RPA element pickup same-screen switching method and system

The invention belongs to the technical field of RPA element recognition, and particularly relates to an RPA element pickup same-screen switching method and system. The method comprises the following steps: S1, selecting an element pickup mode; s2, moving the mouse to a specific software interface; s3, obtaining interface related information and interface screenshots, and transmitting and analyzing the interface related information and the interface screenshots; s4, forwarding the interface screenshot, and judging whether the specified time T is exceeded or not; s5, performing analysis processing on the interface screenshot algorithm to obtain an algorithm analysis result; s6, packaging an algorithm analysis result, and displaying the algorithm analysis result on a software interface; s7, judging an operation mode of the user; and S8, after the user selects the corresponding element, the picked element is highlighted again, and picking is completed after the user confirms that the element is correct. The method combines a service fragmentation mechanism, operation mode distinguishing and a front-end and rear-end processing strategy of floating window display, and has the advantages of being more excellent in pickup effect and wider in application range.
Owner:杭州实在智能科技有限公司

Forest resource value check computation space informationization technology and method

The invention discloses a forest resource value accounting space informationization technology method, which takes spatial data and attribute data of a forest resource second-class investigation as the basis, carries out land classification on satellite remote sensing image according to an expert knowledge database, acquires the areas of woodland, marsh, sand and ground, establishes a forest resource value accounting space database, performs system sampling based on Nkm multiplying Nkm grid, acquires the gray-scale value of the remote sensing image of each sampling point dropping on the woodland, inverts the forest reserves and finishes forest resource value accounting space informationization. The invention improves the data acquisition precision, shortens data acquisition period, timely and precisely provides with forest resource spatial information and realizes the value accounting of woodland, stumpage and amount of stumpage growth.
Owner:BEIJING FORESTRY UNIVERSITY

Asynchronous message monitoring method and device

The invention relates to an asynchronous message monitoring method and device. The method includes: acquiring an asynchronous message through a main thread, adding the same into an asynchronous message set; creating an asynchronous call thread, acquiring the asynchronous message from the asynchronous message set, creating an identification object corresponding to the asynchronous message, and injecting the identification object into the asynchronous message; acquiring a pointer address of the asynchronous message through the identification object, executing a callback operation of the asynchronous message according to the pointer address, and recording state information of all function addresses of callback in an execution path of the callback operation of the asynchronous message; and passing the identification object to the main thread through the asynchronous call thread, destroying the asynchronous call thread, and reading the identification object to acquire the state informationof the function addresses of the callback in the execution path of the asynchronous message. The status information of all the function addresses in the execution path of the asynchronous message is automatically, quickly and accurately acquired according to the identification object.
Owner:深圳市雅阅科技有限公司

Ecological batteries

The invention relates to ecological batteries. The invention aims to construct a group of fully-closed carbon cycle battery bodies comprising a transparent greenhouse, a biological energy converting device and a thermoelectric generator, wherein the transparent greenhouse can strengthen greenhouse effect microclimate and contains a nutrient medium. Energy plants and algae quickly grow in the greenhouse, and the plants are harvested in the maximum carbon content period of the plants and are continuously cropped and inoculated; the harvested plants and the algae are converted and fermented intomethane or other fuels to be supplied to the thermoelectric generator for power generation together with the oxygen exhaled by the plants; after the tail gas of the generator, liquid fertilizer and residues are purified, CO2 and moisture and nutriments for plant growth in the microclimate are replenished; when the temperature is lower or higher, the waste heat of the generator and the waste heat of the tail gas are recovered or the heat pipe theory is utilized to enable the climate in the greenhouse to be similar to the tropical rain forest at the temperature between 20 DEG C and 40 DEG C allthe year, and the utilization ratio of the light energy is 3-5%; and the cyclic closed body has no exchange of substances between the inside and the outside, inputs the light energy, stores organic substances and outputs power energy, thereby cheaply, widely, largely, automatically and efficiently acquiring energy in an adjustable way and optimizing the environment simultaneously.
Owner:吴登青

Robust multi-mode remote sensing image matching method and system

The invention discloses a robust multi-mode remote sensing image matching method and system, and various local feature descriptors are integrated to carry out multi-mode remote sensing image automaticmatching. The method comprises firstly, carrying out dense grid sampling on images, extracting a local feature descriptor of each lattice point to form a three-dimensional dense feature expression graph, and then establishing a fast matching similarity measurement in a frequency domain by utilizing a three-dimensional Fourier transform on the basis of the feature expression graph, and finally, carrying out homonymous point identification by means of the template matching. In addition, the invention further provides a new dense feature expression method channel feature of oriented gradient (CFOG) according to the matching method, the channel feature of oriented gradient (CFOG) is superior to the existing dense feature expression modes based on HOG, LSS, SIFT, SURF in the aspects of matching performance and calculation efficiency. According to the invention, the non-linear radiation difference of multi-mode images of the visible light, the infrared ray, the laser radar, the synthetic aperture radar and the map can be effectively overcome, the homonymous point can be rapidly and accurately identified among the images, and the automatic matching of the images can be realized.
Owner:SOUTHWEST JIAOTONG UNIV

Method and apparatus for obtaining data

The invention provides a method and apparatus for obtaining data. The method comprises the following steps: establishing a communication link between a live broadcast application and an injection assembly, and injecting the injection assembly into the process of a first application; obtaining barrage information sent by a user, and based on the situation barrage information, obtaining data of the first application by use of the injection assembly; and displaying the data in a live broadcast page of the live broadcast application. In such a way, when the communication link is established, the live broadcast application can communicate with the injection assembly through the communication link, and after the injection assembly is injected into the process of the first application, the injection assembly can read the data in the first application process in real time according to the obtained barrage information and send the data to the live broadcast application through the communication link, such that the data can be obtained automatically in real time without manual operation by an anchor, and the efficiency and the fun of live broadcast are improved.
Owner:WUHAN DOUYU NETWORK TECH CO LTD

Image segmentation method and device

An image segmentation method and device are disclosed. The method comprises the following steps of: acquiring an image to be processed; inputting the image to be processed into a skin segmentation network to obtain a probability map of the image to be processed; a obtaining segmentation map of the image to be processed by segmenting according to the probability map, wherein the segmentation map comprises at least one of a face region, a torso region and a background region. The image segmentation network is used to process the image to be processed, the probability map of the image to be processed is automatically and quickly obtained, and the face region, torso region and background region of the image to be processed are accurately divided based on the probability map, and the corresponding segmentation map is obtained. On the other hand, based on the probability map, the dispersion degree and area criterion of skin blocks, the final confidence level can be obtained to judge the quality of skin segmentation of the image to be processed.
Owner:SHENZHEN SENSETIME TECH CO LTD

Method and device for obtaining neighbor frequency band information and carrying out mobile management

The invention discloses a method for obtaining the neighbor frequency band information, and the method comprises the steps: transmitting a request of CGI (Cell Global Identifier) measurement configuration and neighbor frequency band information uploading; receiving an uploaded neighbor CGI and the neighbor frequency band information. The invention also discloses the other method for obtaining the neighbor frequency band information, a method for mobile management and a device corresponding to the above methods at the same time.
Owner:ZTE CORP

Glass substrate grinding amount measuring method and system

The invention relates to a glass substrate grinding amount measuring method and system. The edges of a glass substrate enter grinding grooves extending in the circumferential directions of grinding wheels. The method comprises the steps that a measuring zero point is determined; first position information of the contact grinding position of each grinding wheel and the glass substrate relative to the measuring zero point before grinding is obtained; second position information of the contact grinding position of each grinding wheel and the glass substrate relative to the measuring zero point after grinding is obtained; and the grinding amounts of the glass substrate are calculated according to the first position information and the second position information. By means of the above technical scheme, according to the grinding amount measuring system and method, the position information of the contact grinding positions of the glass substrate and the grinding wheels before and after grinding can be obtained fast and accurately, workers can accurately judge whether the grinding amounts are proper or not according to the position information and carry out corresponding adjustment, and the working efficiency is greatly improved.
Owner:ZHENGZHOU XUFEI OPTOELECTRONICS TECH +1

Non-contact type fish morphological phenotype automatic acquisition device and method

The invention relates to the technical field of fish phenotype extraction, and provides a non-contact type fish morphological phenotype automatic acquisition device and method. The device comprises aCCD sensor assembly, a shooting support and an image processing device. The method comprises the following steps: step 1, preparing work; 2, acquiring three views by using a CCD sensor assembly, and executing the step 3-9 by using an image processing device;; 3, judging whether the three views meet phenotype extraction requirements or not; 4, obtaining azimuth parameters and width parameters of the fish according to the top view; 5, selecting a main graph for phenotype extraction from the front view and the left view; step 6, acquiring a main color interval of the main image; step 7, extracting the boundingbox of each part of the fish; step 8, extracting feature points of each part; and 9, calculating global phenotypic parameters according to the feature points. According to the device andmethod, the global morphological phenotypic parameters of the fishes can be automatically, quickly and accurately obtained in a non-contact mode, and the fishes cannot be hurt.
Owner:西藏自治区农牧科学院水产科学研究所 +1

Method for obtaining information at link layer of specific host automatically

The method includes recording IP address of host; route constructs SYN packet in TCP for each pointed host, and sends the SYN packet; if address of pointed host corresponding to SYN packet in link layer is not existed, route sends out ARP request including IP address of pointed host in order to obtain address in link layer; if route receives reply message from ARP successfully, then information of link layer corresponding to pointed IP address of host can be obtained. Information at link layer of specific host can be obtained automatically by using mature technology of TCP / lP protocol stack. Retransmission mechanism of SOCKET is utilized to trigger route to send request message of ARP in multiple times to obtain information in link layer. Thus, multiple times of trigging can be realized without need of increasing complexity for state maintenance.
Owner:HUAWEI TECH CO LTD

Electronic map demonstration method and device

The embodiment of the invention discloses an electronic map demonstration method and device. The electronic map demonstration method comprises the following steps: acquiring an index word inputted by a user; determining target interest points according to the index word, and acquiring supplementary information at the periphery of the target interest points; providing the target interest points and the supplementary information to a client. The electronic map demonstration method and device provided by the embodiment of the invention enriches the geometrically based information provided for the user, and improves user experience.
Owner:BAIDU ONLINE NETWORK TECH (BEIJIBG) CO LTD

Registering method used for correcting wavelength drift of satellite hyperspectral data

The invention discloses a registering method used for correcting wavelength drift of satellite hyperspectral data. The method is mainly used for carrying out wavelength registering on the satellite hyperspectral data with wavelength drift. The method is based on simulation reference data consistent with the baseline characteristics of the satellite spectral data. The method comprises the steps that the reference peak position of a satellite spectrum and a simulation spectrum is positioned by a trigonometric function of specific spectral resolution; initial registering is carried out; and through accurate inversion of a wavelength correction factor, a wavelength registering model is combined for fine registering. According to the invention, the method can automatically, accurately, stably and quickly acquire the wavelength drift of the satellite hyperspectral data without manual intervention or constructing a lookup table; the wavelength error of satellite observation is corrected; and the application value of the hyperspectral data in the fields of high precision atmospheric gas component detection and the like is improved.
Owner:HEFEI INSTITUTES OF PHYSICAL SCIENCE - CHINESE ACAD OF SCI
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