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173results about How to "Convenience to follow" patented technology

Yellow River ice semantic segmentation method based on multi-attention mechanism double-flow fusion network

The invention discloses a Yellow River ice semantic segmentation method based on a multi-attention mechanism double-flow fusion network. The method is used for solving the technical problem that an existing Yellow River ice detection method is poor in accuracy. According to the technical scheme, firstly, data sets are collected and labeled, the labeled data sets are divided into a training data set and a test data set, then a segmentation network structure is constructed, the network comprises shallow branches and deep branches, and a channel attention module is added to the deep branch, a position attention module is added to the shallow branch, the fusion module is used for fusing the shallow branches and the deep branches, the data in the training set is added into the network in batches, the constructed neural network is trained by adopting cross entropy loss and an RMSprop optimizer, and finally, a to-be-tested image is input and a test is carried out by using the trained model. According to the method, multi-level and multi-scale feature fusion can be selectively carried out, context information is captured based on an attention mechanism, a feature map with higher resolutionis obtained, and a better segmentation effect is obtained.
Owner:NORTHWESTERN POLYTECHNICAL UNIV

Intelligent home system

The invention discloses an intelligent home system comprising a central controller, an electric appliance control system, a damp-proof system, an information receiving module, a video collecting system, a crawler detecting system, an input circuit and an alarm apparatus, wherein the central controller is used for receiving a user demand instruction and information uploaded by each branch control system and controlling the operation of corresponding branch control systems, and is communicated with a cloud server; the electric appliance control system is used for controlling the state of each electric appliance in home; the damp-proof system is used for detecting the humidity and the temperature of the home; the information receiving module is used for receiving operation short messages sent by a user through a mobile terminal; the video collecting system is used for collecting home states; the crawler detecting system is used for detecting whether crawlers exist in corners of rooms according to the change of a magnetic field; the central controller is connected with the input circuit; and the central controller is further connected with the alarm apparatus. According to the intelligent home system disclosed by the invention, the user can conveniently pay close attention to the home states at any time when going out so that the intelligent home system is of convenience for the user, has wide applicability, can also achieve an active alarm effect; and through the intelligent home system, the user has excellent life experience and higher living quality at home.
Owner:孙凯祺

Display method, device and system of direct broadcasting room

The disclosure relates to a display method, device and system of a direct broadcasting room. The method comprises: a user selection instruction is obtained, wherein the user selection instruction carries an identifier of a target audience member that is any one of the audience in a direct broadcasting room at a direct broadcasting terminal; and the identifier of the target audience member is sent to a server side, so that the server side sends target audience member special display information to all audience terminals in the direct broadcasting room. On the basis of the technical scheme, the direct broadcasting terminal obtains the user selection instruction and sends the identifier of the target audience member to the server side, so that the server side sends target audience member special display information to all audience terminals in the direct broadcasting room; and the audience terminals can display head image information of the target audience member specially at a direct broadcasting interface based on the target audience member special display information, so that the users can pay attention to the target audience member conveniently. Therefore, accuracy and convenience of audience sharing in direct broadcasting are improved and the using experience of the user is enhanced.
Owner:BEIJING XIAOMI MOBILE SOFTWARE CO LTD

Rural informatization service platform based on information customization push technology and operating method thereof

The invention discloses a rural informatization service platform based on information customization push technology and an operating method thereof, belonging to the technical field of internet platform. The rural informatization service platform is composed of an information push module, a supply and demand information module, and an expert interacting module; the information push module comprises a subscription module, a synchronization module, a recommendation module and a read module, and has the functions of completing individualized information customization, local server synchronous remote information, intelligent recommendation and information presentation; the supply and demand information module comprises a n information browsing module, an information releasing module, an information reminding module and an information subscribing module, and has the functions of completing supply and demand information browsing, searching, releasing, customizing and reminding; and the expert interacting module provides a platform for farmers and agricultural experts to communicate, comprises a farmer message leaving module, an expert reply module and a message reminding module, and has the functions of completing farmer-inquiring-expert, messaging expert for consulting, expert reply and message reminding. The invention is designed to avoid complicated operations in search for internet massive information and ensure information to be effective in real time; and a user can obtain the most interesting information with convenience.
Owner:SHANDONG UNIV

Restaurant kitchen personnel behavior identification method based on attention mechanism

The invention discloses a restaurant kitchen personnel behavior identification method based on an attention mechanism, and aims to effectively identify human body behaviors in restaurant kitchen videos and realize kitchen monitoring management. The method comprises the following steps: acquiring working videos of kitchen workers by using a camera, constructing a database of which the videos comprise clear actions, performing frame cutting on the database, and extracting optical flow images; inputting the video frames into a spatial stream network based on a spatial attention mechanism to obtain spatial features; inputting the optical flow image into a time flow network based on a long-short-term memory network to obtain a time sequence feature; and respectively inputting the space and timesequence features into a classifier to obtain classification scores, and carrying out score fusion to complete kitchen personnel behavior identification. According to the method, a spatial attentionmechanism is added, so that the model pays more attention to more important points in space; and the long-short-term memory network better reserves the time sequence information in the video, so thatthe kitchen personnel behavior recognition accuracy is improved.
Owner:BEIJING TECHNOLOGY AND BUSINESS UNIVERSITY

Low-cost NB-IOT (Narrow Band Internet of Things) wireless intelligent lock

The invention discloses a low-cost NB-IOT (Narrow Band Internet of Things) wireless intelligent lock, which comprises a controller, a safety lock, a battery and a communication module, wherein the controller is electrically connected with a biological recognition module, an NFC (Near Field Communication) module, a keyboard module and a storage module; the safety lock comprises a sound and light warning device, a lock body picking detection module and a lock body driving and lock body detection module; the battery is electrically connected with the battery volume detection module; the battery is electrically connected with the controller, the safety lock and the communication module; the communication module also comprises an NB-IOT module and a BLE module. By using the NB-IOT technology, the low-cost NB-IOT wireless intelligent lock has the characteristics that the power consumption is low; the signal coverage range is wide. The BLE module realizes the Bluetooth low energy consumption, so that the electric power is further saved; on one hand, the problem of short service life of the battery power supply equipment such as the intelligent lock is solved; on the other hand, the condition that a gateway needs to be additionally arranged for intelligent lock communication conversion is avoided. The device has the advantages of multifunction, low cost, energy conservation and environment protection.
Owner:INNO ELECTRIC INC

Area information providing method and system based on television terminal position and real-time program

The invention relates to an area information providing method and system based on a television terminal position and a real-time program. The method comprises a television terminal and a server side and comprises the following steps: the server side prestoring the position information acquired by the television terminal and monitors the video programs of multiple channels; the television terminal acquiring and uploading the video program information and simultaneously uploading the position information or television terminal information; the server side determining the position area and the video program that the television terminal belongs to; and the server side, according to the position area and the video program that the television terminal belongs to, providing the information to the television terminal. By using the television terminal information providing mode, area information can be provided to the television terminal according to both the position of the television terminal and also the video program broadcast by the television terminal; the area information is provided so that spectators pay attention to the information in a more convenient manner; and at the same time, by relying on the video programs, information can be provided according to the likings of the spectators.
Owner:IFLYTEK CO LTD

Bus connector and cabinet combination structure

The present invention provides a bus connector and a cabinet combination structure. The bus connector comprises an outer insulating sleeve, an inner conductive block is fixedly arranged in an inner cavity of the outer insulating sleeve, and conductive springs are arranged in a first plugging port and a second plugging port. The ends, away from the inner conductive block, of the conductive springsare electrically connected with a conductive plate, a color-changing drying agent is placed in the drying cavity, and a reset spring is connected with a first indicating rod. A connecting rope penetrates through a rope penetrating hole formed in a supporting piece, bypasses a guide wheel and then is fixedly connected to the conductive plate, a thermal expansion part is arranged on the heat absorption layer, and a second indication rod penetrates through a through hole formed in the side wall of the outer insulation sleeve. The bus connector provided by the present invention can know whether the desiccant is invalid, whether the internal elements are overheated and whether a bus connecting end is loosened or not on the premise of not opening the connector, and has the advantages of centralized functions and convenience in use. The present invention also provides a cabinet combination structure of the bus connector, and the cabinet combination structure is very worthy of popularization.
Owner:江苏大浪电气有限公司

Chest radiography multi-label classification method based on self-correcting label generation network

The invention belongs to the field of medical image processing, and particularly relates to a chest radiography multi-label classification method based on a self-correcting label generation network. According to the invention, a self-correcting label generation network model is constructed and is used for multi-label classification of chest radiography; the network comprises a ResNet image encoder, a self-correcting attention mechanism module and a GRU decoder, the image encoder is used for acquiring high-level semantic features of an input image, namely a chest radiography image, generating image feature representation and outputting the image feature representation to the self-correcting attention mechanism module; the self-correcting attention mechanism module generates an attention mapcorresponding to the current time step at each moment according to the state information and the image features output at the previous moment, and outputs a context feature vector to the decoder; andthe decoder generates a label corresponding to the image at the current moment according to the context feature vector and a label word vector generated at the previous moment. According to the method, the problem of unbalanced prediction effect in chest radiography multi-label classification is effectively solved.
Owner:FUDAN UNIV

Sitting posture recognition method based on projection reconstruction and multiple-input-multiple-output neural network

The invention relates to a sitting posture recognition method based on projection reconstruction and a MIMO-CNN. The sitting posture recognition method comprises the following steps: acquiring a humanbody upper body depth image and a human body foreground contour map; performing pretreatment; projecting the depth information of the sitting posture contour, and reconstructing to obtain a three-view depth map; designing an MIMO-CNN network for sitting posture recognition and learning model parameters; sitting posture recognition; model self-learning. The method has the advantages that the preprocessed depth image is combined with the human body contour map, and interference of surrounding backgrounds on sitting posture recognition is eliminated. A three-view depth map is obtained by using aprojection reconstruction method, so that sitting posture information is richer. The invention discloses a designed MIMO-CNN structure. The method is especially suitable for projecting and reconstructing feature information and integrating an attention mechanism at the same time, hot spot areas of different sitting postures can be better concerned, so that the recognition precision is improved, meanwhile, model self-learning is adopted, the requirements for real-time performance and accuracy are well balanced, and the method has high anti-interference capacity for visual angle changes and complex environment backgrounds.
Owner:NANJING UNIV OF TECH

Wave form brightness adjustment and correction method of digital three-dimensional oscilloscope

The invention discloses a wave form brightness adjustment and correction method of a digital three-dimensional oscilloscope. According to hit probability of a signal sampling point, a user enables to-be-observed wave forms in a hit probability range to be displayed in a highlight mode through wave form brightness adjustment. In forward power law transformation, a wave form brightness grade increases with increase of the hit probability of the sampling point; and in reverse power law transformation, the wave form brightness grade reduces with increase of the hit probability of the sampling point. In the forward power law transformation and the reverse power law transformation, wave form brightness correction parameters can be adjusted to adjust wave form brightness distinguishability, and signals in different hit frequency ranges are conveniently observed. By the method of sectional transformation, the wave form sampling point falling in a certain range of the hit frequency can be specially focused on. According to the wave form brightness adjustment and correction method, wave forms in a specific frequency range can be observed and wave form display brightness can be changed at will, the defect of an existing digital three-dimensional oscilloscope is overcome, and the obtained wave forms can display more detail information.
Owner:UNIV OF ELECTRONIC SCI & TECH OF CHINA
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