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Небесная энциклопедия

Космические корабли и станции, автоматические КА и методы их проектирования, бортовые комплексы управления, системы и средства жизнеобеспечения, особенности технологии производства ракетно-космических систем

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Мониторинг СМИ

Мониторинг СМИ и социальных сетей. Сканирование интернета, новостных сайтов, специализированных контентных площадок на базе мессенджеров. Гибкие настройки фильтров и первоначальных источников.

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Поддерживает ввод нескольких поисковых фраз (по одной на строку). При поиске обеспечивает поддержку морфологии русского и английского языка
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Применить Всего найдено 17. Отображено 17.
02-05-2023 дата публикации

Positioning method and device

Номер: CN116051548A
Автор: HU WEI, HE JIE, ZHANG XIN, LI JUAN, CHEN LANWEN, YI CHAO, WANG YUANBAO, LIU LIANGDONG, NIE CHANG, LI RONGBIN, LI JUN, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, YANG MENG, LIU LUGANG, WANG HAO, DUAN WENBO, WANG WENQI, GUO XIAOWEI, JU MENGJIE, JIANG QI, LUO ZHAOLONG, LI YOUBO, SU XIAOMENG, HONG ZHI, SONG ZEMING
Принадлежит:

The invention provides a positioning method and device, and is applied to the technical field of image recognition positioning, and the method comprises the steps: obtaining a first panorama in a target positioning region shot by a camera, and carrying out the image preprocessing operation of the first panorama, and obtaining a second panorama; performing multi-scale feature extraction on the second panorama to obtain a multi-scale feature map; carrying out feature map framing on the multi-scale feature map to obtain a framed feature map; performing non-maximum suppression on the framing feature map to obtain a target ship map; and when the target ship category in the target ship graph is a preset ship category, determining the position of the target ship. According to the method, multi-scale feature extraction is carried out on the second panorama of the target positioning area, the target ship image is finally obtained, the image precision of the target ship image is improved, and therefore ...

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Номер записи: 1
11-04-2023 дата публикации

Camera calibration method and device

Номер: CN115953485A
Автор: HU WEI, HE JIE, ZHANG XIN, LI JUAN, CHEN LANWEN, YI CHAO, WANG YUANBAO, LIU LIANGDONG, NIE CHANG, LI RONGBIN, LI JUN, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, YANG MENG, LIU LUGANG, WANG HAO, DUAN WENBO, WANG WENQI, GUO XIAOWEI, JU MENGJIE, JIANG QI, LUO ZHAOLONG, LI YOUBO, SU XIAOMENG, HONG ZHI, SONG ZEMING
Принадлежит:

The invention provides a camera calibration method and device, and is applied to the technical field of computer vision, and the method comprises the steps: obtaining a target parameter of a camera and a first panoramic image of a camera installation position shot by the camera; obtaining target environment data, and constructing a second panoramic image of the installation position of the camera according to the target environment data; calculating a position deviation coefficient of the camera according to the first panoramic image and the second panoramic image; calculating the overlap ratio of the first panoramic image and the second panoramic image; calculating an angle deviation coefficient of the camera according to the overlap ratio of the first panoramic image and the second panoramic image and a target parameter of the camera; and calibrating the camera according to the position deviation coefficient and the angle deviation coefficient. According to the method, the actual installation ...

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Номер записи: 2
11-04-2023 дата публикации

Ship monitoring method and device

Номер: CN115953746A
Автор: HU WEI, HE JIE, ZHANG XIN, LI JUAN, CHEN LANWEN, YI CHAO, WANG YUANBAO, LIU LIANGDONG, NIE CHANG, LI RONGBIN, LI JUN, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, YANG MENG, LIU LUGANG, WANG HAO, DUAN WENBO, WANG WENQI, GUO XIAOWEI, JU MENGJIE, JIANG QI, LUO ZHAOLONG, LI YOUBO, SU XIAOMENG, HONG ZHI, SONG ZEMING
Принадлежит:

The invention provides a ship monitoring method and device, and is applied to the technical field of marine fishery, and the method comprises the steps: obtaining a ship image in a monitoring region; extracting motion features of a ship in the ship image and appearance features of the ship; identifying the type of the ship according to the motion characteristics of the ship in the ship image and the appearance characteristics of the ship; under the condition that the type of the ship is a preset ship type, acquiring a navigation track of the ship; and according to the navigation trajectory of the ship, predicting whether the ship will enter a target area in the monitoring area. According to the method, the ship type is quickly determined by performing feature extraction on the ship image, and if the ship type is the preset ship type, whether the ship is about to enter the target area is predicted in a targeted manner, so that the efficiency of the ship monitoring method is improved.

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Номер записи: 3
09-05-2023 дата публикации

Method, device and equipment for generating monitoring information of dam body and readable storage medium

Номер: CN116086306A
Автор: MA WENJUN, HE JIE, ZHANG XIN, LI JUAN, HU WEI, WANG HEMIN, NIE CHANG, JIANG WENJIE, YAO HONGJUN, YU RONGHUA, HE XUN, QIAO LIN, YANG HONGBIN, REN YUN, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, CHEN LANWEN, WANG HAO, DUAN WENBO, WANG WENQI, GUO XIAOWEI, JU MENGJIE, JIANG QI, HONG ZHI, SONG ZEMING
Принадлежит:

The invention provides a dam body monitoring information generation method and device, equipment and a readable storage medium, relates to the technical field of dam body monitoring, and aims to solve the problem of low reliability of monitoring results in the prior art of dam body deformation monitoring. The method comprises the following steps: acquiring distance information, wherein the distance information comprises distances between at least three satellites and each monitoring station on the surface of a target dam body at a target time point; based on the three-dimensional space coordinates of the at least three satellites and the distance information, respectively determining target three-dimensional space coordinates of each monitoring station at the target time point; based on the target three-dimensional space coordinates, determining a first displacement vector diagram and a second displacement vector diagram of the target dam body at the target time point; and generating deformation ...

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Номер записи: 4
23-09-2015 дата публикации

Classifying filtration device

Номер: CN0204656117U
Автор: CHEN XIAOHUA, LIAO QUANBIN, NING DASHENG, PENG ZEYANG
Принадлежит:

The utility model discloses a classifying filtration device, including the casing, the top of casing is equipped with the top cap, is equipped with the feed inlet on the top cap, vertically is provided with the multiple -layer filtering net in the casing, and the end to end of every layer of filter screen forms the confined and filters the space, and is coaxial filtration space, filtering the top in space and installing (mixing) shaft and stirring rake, the top cap is equipped with the agitator, and the stirring rake passes through the agitator shaft connection agitator to downwardly extending is to filter the space in, every bottom of filtering the space is equipped with the discharge gate. The utility model overcomes current poor, the material discharge incomplete defect of classifying filtration ware grading effect, its easy operation, labor - and time -saving, grading effect is good, the ejection of compact is convenient.

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Номер записи: 5
04-07-2023 дата публикации

Method and device for detecting road diseases, electronic equipment and readable storage medium

Номер: CN116377813A
Автор: YAN ZHIYIN, HE JIE, WANG HEMIN, NIE CHANG, ZHANG XIN, LI JUAN, HE XUN, WANG WENQI, HU WEI, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, DUAN WENBO, WANG HAO
Принадлежит:

The invention provides a method and device for detecting road diseases, electronic equipment and a readable storage medium, and relates to the technical field of road detection.The method comprises the steps that a road video shot by a first camera is obtained, and the first camera is arranged on a communication tower; according to the road video, identifying whether the road image contains road disease features; and under the condition that the road image contains the road disease characteristics, determining the position information of the road to which the road disease characteristics belong according to the shooting range of the first camera. The camera arranged on the communication tower is arranged at the high point of the communication tower, the shooting range of the camera is wide, and the camera of the communication tower can shoot rich road videos without controlling the camera of the communication tower to continuously move. According to the method, the road video shot by the ...

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Номер записи: 6
12-05-2023 дата публикации

Dam body monitoring information generation method, positioning signal transmission method and device

Номер: CN116106936A
Автор: MA WENJUN, HE JIE, ZHANG XIN, LI JUAN, HU WEI, WANG HEMIN, NIE CHANG, JIANG WENJIE, YAO HONGJUN, YU RONGHUA, HE XUN, QIAO LIN, YANG HONGBIN, REN YUN, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, CHEN LANWEN, WANG HAO, DUAN WENBO, WANG WENQI, GUO XIAOWEI, JU MENGJIE, JIANG QI, HONG ZHI, SONG ZEMING
Принадлежит:

The invention provides a dam body monitoring information generation method and a positioning signal transmission method and device, relates to the technical field of dam body monitoring, and aims to solve the technical problem of low reliability of monitoring whether a dam body is deformed or not. The method comprises the following steps: acquiring first distance information between a reference station and a positioning satellite, and second distance information between a monitoring station and the positioning satellite; generating a first effective distance and a second effective distance based on the first distance information and the second distance information; determining a pseudo-range compensation value based on the first effective distance, the three-dimensional space coordinate of the reference station and the three-dimensional space coordinate of the positioning satellite; generating first actual distance information of the monitoring station and the positioning satellite based ...

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Номер записи: 7
23-05-2023 дата публикации

Method, device and equipment for generating monitoring information of dam body and readable storage medium

Номер: CN116147847A
Автор: MA WENJUN, HE JIE, ZHANG XIN, LI JUAN, HU WEI, WANG HEMIN, NIE CHANG, JIANG WENJIE, YAO HONGJUN, YU RONGHUA, HE XUN, QIAO LIN, YANG HONGBIN, REN YUN, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, CHEN LANWEN, WANG HAO, DUAN WENBO, WANG WENQI, GUO XIAOWEI, JU MENGJIE, JIANG QI, HONG ZHI, SONG ZEMING
Принадлежит:

The invention provides a dam body monitoring information generation method and device, equipment and a readable storage medium, relates to the technical field of dam body monitoring, and aims to solve the problem that dam body deformation monitoring is not comprehensive. The method is applied to a monitoring server in a dam body monitoring system, the dam body monitoring system comprises a leakage monitoring sensor and the monitoring server, the leakage monitoring sensor is arranged on a target dam body, and the method comprises the following steps: obtaining leakage monitoring information of the leakage monitoring sensor, the leakage monitoring information is used for representing the leakage level of the target dam body; monitoring information is generated based on the leakage monitoring information and a reference leakage level, the monitoring information comprises early warning information used for representing whether the target dam body can deform due to leakage or not, and the reference ...

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Номер записи: 8
27-06-2023 дата публикации

Approximate binary multiplier design method based on multi-objective evolutionary algorithm

Номер: CN116341571A
Автор: HE YAJUAN, PENG ZEYANG, HOU BOWEN, WANG ZILIN, ZHANG JUNPENG, ZHANG BO
Принадлежит:

The invention belongs to the technical field of integrated circuits, and particularly relates to an approximate binary multiplier design method based on a multi-objective evolutionary algorithm. In the invention, the multiplier and the compressor are respectively used as an individual and a gene, and the design of the high-energy-efficiency approximate multiplier composed of various approximate compressors is explored in a mode of simulating natural evolution, so that the proposed design has the optimal balance in the aspects of error index, delay, area and power consumption. Besides, based on the characteristics of partial integral cloth, an error model of an approximate multiplier is provided, the number of test vectors in simulation can be greatly reduced, calculation of error indexes is accelerated, and search efficiency is improved.

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Номер записи: 9
23-06-2023 дата публикации

Excitation strategy determination method and device, electronic equipment and storage medium

Номер: CN116308508A
Автор: PENG ZEYANG
Принадлежит:

The invention provides an incentive strategy determination method and device, electronic equipment and a storage medium, and belongs to the technical field of networks. The method comprises the steps of obtaining a first active parameter of a target object in a first period and a second active parameter of the target object in a second period under the condition that a first excitation strategy is implemented on the target object in the first period, and determining an active growth parameter of the target object based on the first active parameter, and determining an excitation factor of the target object based on the first active parameter, the second active parameter and the active growth parameter, and determining a second excitation strategy implemented on the target object in a third period based on the excitation factor. According to the embodiment of the invention, the accuracy of the second excitation strategy determined based on the excitation factor is ensured, so that the target ...

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Номер записи: 10
07-07-2023 дата публикации

Path simulation method and system applied to multi-point geostatistical modeling

Номер: CN116401933A
Автор: WANG MINGCHUAN, ZHANG DIANWEI, ZHANG YING, ZHANG WENCAI, PENG ZEYANG, LU TING, YANG FAN
Принадлежит:

The invention provides a path simulation method and system applied to multi-point geostatistical modeling, and the method comprises the steps: setting a related array based on the grid scale of a required work area, traversing the grids of the work area through a set data module, and deciding the data of the array according to a set mode, a new array is constructed based on the distribution condition of surrounding values of a central point grid in the data template, element values of the new array are decided according to the element corresponding condition of the array, the sequence of simulation paths is formed, and the simulation thought that a known data rich area is simulated firstly, then a known data deficient area is simulated, and finally a known data-free area is simulated is achieved. The problem that in the prior art, the uncertainty of a simulation result is too high is solved, the multi-point geostatistics simulation path can have an intelligent search function, on the basis ...

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Номер записи: 11
12-11-2008 дата публикации

Plating solution formula of copper wire tin plating process and copper wire tin plating process

Номер: CN0101302634A
Автор: PENG XULIN, PENG ZEYANG, XULIN PENG, ZEYANG PENG
Принадлежит:

The invention relates to the electric plating technical field, in particular to a bath formula for a copper wire tin plating process and the copper wire tin plating process completely utilizing the bath formula. In order to be differentiated from the conventional hot tinning, the invention is called the copper wire cold tinning according to the industry habit. Due to the adoption of the technical proposal of the invention, the tinning can be continuously completed without breaking copper wires, and the operation is simple, labor resources are saved and the production efficiency is high; moreover, the production speed of tinning copper wires are in line with the running speed of copper wires, which means that copper wires pass through the production line and immediately become tinning copper wires; the tinning copper wires made by the invention also have the advantages of uniform coating and compact structure, perfect performance; tin materials also belong to environment friendly materials ...

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Номер записи: 12
12-05-2023 дата публикации

GIS (Geographic Information System)-based land type similarity determination method, system, equipment and medium

Номер: CN116108124A
Автор: GENG SHIMIN, HE JIE, ZHANG XIN, LI JUAN, HU WEI, WANG HEMIN, NIE CHANG, CHEN LANWEN, HE XUN, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, YANG MENG, LIU LUGANG
Принадлежит:

The invention provides a GIS-based land type similarity determination method, system and device and a medium, and relates to the technical field of geographic information systems, and the method comprises the steps: dividing the land type of a to-be-managed region into agricultural land and construction land, position data of the to-be-managed area, first information corresponding to the agricultural land and second information corresponding to the construction land are obtained based on the GIS; determining a division rule of the to-be-managed area based on the position data, and dividing the to-be-managed area into N grids based on the division rule; identifying a land type in the first grid and a land type in the second grid; and under the condition that the first grid and the second grid contain the agricultural land or the construction land at the same time, obtaining the similarity between the first grid and the second grid. According to the method and the device, the problem that ...

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Номер записи: 13
07-07-2023 дата публикации

Method and device for determining recognition accuracy of fire recognition model, equipment and medium

Номер: CN116403108A
Автор: HU WEI, HE JIE, ZHANG XIN, LI JUAN, CHEN LANWEN, NIE CHANG, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, YANG MENG, LIU LUGANG, GAO FENG, GUO XIAOWEI, JU MENGJIE, JIANG QI, HONG ZHI, SONG ZEMING
Принадлежит:

The invention provides a method, a device, equipment and a medium for determining the recognition accuracy of a fire recognition model, and relates to the field of data processing, and the method comprises the steps: obtaining sample data of a preset region, the sample data comprising image data and time sequence data of the preset region; inputting the image data into a first model to obtain feature image data output by the first model, and inputting the time sequence data into a second model to obtain target time sequence data output by the second model; performing activation processing and random inactivation processing on the feature image data and the target time sequence data, inputting the data into the first model, and obtaining first data output by the first model; and obtaining the recognition accuracy of the fire recognition model based on the first data. According to the technical scheme, the problem that in the prior art, a method for determining the recognition accuracy of ...

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Номер записи: 14
09-05-2023 дата публикации

Vehicle tracking method, system and device, electronic equipment and readable storage medium

Номер: CN116091899A
Автор: HE JIE, ZHANG XIN, LI JUAN, HU WEI, WANG HEMIN, NIE CHANG, WANG WENQI, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, WANG YULE, GENG FENG, CHEN ZHIJIAN, ZHENG HONGLEI, YANG XIAOYUE, HUANG LEIMING, ZHU CHAOYU, BAO XINJIE
Принадлежит:

The invention provides a vehicle tracking method, system and device, electronic equipment and a readable storage medium, and relates to the technical field of target tracking, and the method comprises the steps: obtaining a GPS position parameter of a first vehicle from a preset GPS position parameter database according to the identity information of the first vehicle; according to the GPS position parameter of the first vehicle, a target monitoring camera is determined, and a shooting area of the target monitoring camera comprises a position corresponding to the GPS position parameter of the first vehicle; monitoring video information of the target monitoring camera is acquired; and outputting the monitoring video information of the target monitoring camera. According to the invention, through the GPS position parameter of the vehicle, the target monitoring camera of which the shooting area comprises the position corresponding to the GPS position parameter of the vehicle can be determined ...

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Номер записи: 15
23-06-2023 дата публикации

Method and system for analyzing data fluctuation shale gas well yield empirical decline curve

Номер: CN116305702A
Автор: PENG ZEYANG, WANG MINGCHUAN, LONG SHENGXIANG, ZHANG DIANWEI, QIAO HUI, LU TING, YANG FAN
Принадлежит:

The invention provides a method and system for analyzing a data fluctuation shale gas well yield empirical decline curve, and the method comprises the steps: collecting production dynamic data of production time, daily gas production and cumulative gas production for a to-be-evaluated well, and screening out low-quality data of an early production fluctuation section and abnormal data caused by a test error or a field process; drawing a relation curve by utilizing the power operation data of the cumulative gas production logarithm and the production time through a cumulative gas production curve fitting step, and adjusting a power parameter to meet a linear relation; and on the basis of the slope and intercept data of the fitted linear straight line, calculating the coefficient of the model, and determining a yield empirical decline model for representing fluctuating shale gas well yield decline characteristics and predicting future development changes. By adopting the scheme, the application ...

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Номер записи: 16
12-05-2023 дата публикации

Intelligent nursing method and device, electronic equipment and storage medium

Номер: CN116110193A
Автор: HU WEI, HE JIE, ZHANG XIN, LI JUAN, CHEN LANWEN, NIE CHANG, YU LONGGUANGRUI, WU XUDONG, PENG ZEYANG, YANG MENG, LIU LUGANG, GAO FENG, GUO XIAOWEI, JU MENGJIE, JIANG QI, HONG ZHI, SONG ZEMING
Принадлежит:

The invention provides an intelligent nursing method and device, electronic equipment and a storage medium, and relates to the technical field of intelligent Internet of Things, and the method comprises the steps: obtaining N first durations when a target object is in a target state, and obtaining environment parameters and a first initial moment related to the first durations, the target state is a home leaving state or a home state of the target object, the first initial moment is a starting moment of the first duration, and N is an integer greater than or equal to 1; acquiring a first correction factor corresponding to the environmental parameter and a second correction factor corresponding to the first initial moment, and acquiring a second duration based on the first duration, the first correction factor and the second correction factor; and determining an early warning time length based on the second time length. According to the technical scheme, the problem of missed judgment or ...

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Номер записи: 17