142 results about "Multimedia information" patented technology

The application belongs to the technical field of multimedia information processing, and discloses a kind of monitoring video key frame extraction method, system, medium, equipment and terminal, collect original video stream data, original video stream data is decomposed into image frame set;Image frame set obtained by decomposition is sampled, and the image frame result set obtained by sampling is filtered;The image frame set after filtering is adaptively clustered, and the result after clustering is collected to form a video abstract.In order to better utilize the memory space of storage medium and let the user better quickly browse the general content of original video stream, the application provides a key frame screening algorithm for original video stream by sampling, filtering and clustering.The key frame extraction method of the application screens out similar frames, redundant frames and fuzzy frames in original video stream through key frame screening algorithm for original video data, forms a video abstract storage of a section of original video, thereby greatly reduces the occupied storage space.

The invention discloses a train fault state detection method and system based on artificial intelligence, and relates to the technical field of train fault state detection. The method comprises the steps that multiple types of sensors are arranged at key parts of a train, state data such as temperature, vibration, electricity, energy consumption and noise are collected in real time, local receiving, preprocessing and wireless uploading of the data are achieved by means of a mobile terminal, and a cloud platform conducts multi-dimensional analysis and fault recognition through an artificial intelligence algorithm on the basis of a health assessment model. According to the train fault diagnosis system and method, health indexes and early warning information are generated and pushed to operation and maintenance personnel in real time, the system supports overhaul process recording and multimedia information uploading, information archiving and analysis tracing are achieved, the accuracy and response efficiency of train fault diagnosis are remarkably improved, the operation and maintenance cost is reduced, and the safety and intelligent level of a railway system are enhanced.

The invention belongs to the field of multimedia information intelligent processing and classification application, and relates to a multimedia field label information labeling method based on TSK rule migration. The method comprises three parts of label set division, rule migration modeling and multi-label classification. The method comprises the following steps: firstly, constructing a label separation mechanism according to label distribution characteristics of multimedia multi-label data, and dividing a label set into conventional labels and scarce labels; secondly, constructing a rule migration TSK fuzzy system; the system comprises a combined If-part and a migration-driven ten-part, not only can realize feature-label reasoning modeling, but also can establish relevance between conventional labels and scarce labels according to label distribution differences. And finally, on the basis of RT-TSK-FS, a multi-label classification method based on rule migration is provided, and sharing and supplement of knowledge among different labels are realized through a rule migration mechanism, so that the prediction performance of multimedia label information is improved.

The invention relates to the technical field of data processing, in particular to a support resource allocation method and device, electronic equipment and a storage medium, and the method comprises the steps: firstly determining each piece of target multimedia information owned by an information holding object, and determining the total amount of support resources configured for the information holding object in an initial support period; for each piece of target multimedia information, obtaining a first analysis result representing that the historical support resource quantity changes along with the historical support coefficient, and a second analysis result representing that the historical push income changes along with the historical support coefficient; and furthermore, according to the total support resource amount, in combination with each first analysis result and each second analysis result, obtaining a target support resource amount and a target support coefficient corresponding to each piece of target multimedia information when the total push income of each piece of target multimedia information meets a preset condition. In this way, the rationality of supporting resource allocation is improved, and the effective utilization rate of supporting resources is guaranteed.

This disclosure provides a method, apparatus, electronic device, and storage medium for displaying multimedia data, belonging to the field of multimedia technology. The method includes: acquiring a multimedia information stream; based on the multimedia information stream, when playing multimedia data in a playback interface, displaying a navigation component in the playback interface according to a display style corresponding to the feature information of the multimedia data, the navigation component being used for playback control. This method matches the display style of the navigation component to the feature information of the multimedia data, so that the navigation component is no longer a uniform, universal form. The presentation of the navigation component is adapted to the characteristics of the multimedia data and dynamically adjusted with the content. This not only ensures the basic implementation of playback control functions but also improves the coordination of the playback interface, balancing ease of operation and immersive viewing, presenting higher quality visual effects, ensuring the overall playback and interactive experience, and improving playback efficiency.

1. The name of the design product: multimedia information terminal. 2. The use of the design product: the screen of the multimedia information terminal connected with various host computers. 3. The design points of the design product: the shape. 4. The picture or photo that can best show the design points: the perspective view 2. 5. The bottom surface of the design product is the part that is not easy to see or cannot be seen during use, so the bottom view is omitted.

The present disclosure provides a multimedia interface generation method, device, equipment and medium, which realizes one-key generation of a multimedia interface based on a multimedia list screenshot. The method comprises: obtaining a multimedia list screenshot and performing multimedia information identification to obtain related information of a multimedia in the multimedia list screenshot; determining similar multimedia interfaces of the multimedia list screenshot from a multimedia database according to the obtained related information of the multimedia, and obtaining cover information and multimedia description information of each similar multimedia interface; and generating a target multimedia interface according to the cover information and the multimedia description information of the similar multimedia interfaces.

The invention provides a method for classifying multimedia information, which comprises the following steps of: processing the multimedia information to be classified through an LFMIL model to obtain a predicted output vector of a label, comparing the predicted output vector of the label with a set classification threshold to obtain a predicted label vector of the multimedia information, and classifying the predicted label vector of the multimedia information through the LFMIL model. And classifying the multimedia information based on the predicted label vector. By constructing the LFMIL model, the feature reasoning information of common tags can be effectively utilized, and the prediction performance of scarce tags is promoted to be improved, so that relatively high classification precision is kept in multi-tag tasks of different multimedia data sets, and the purpose of improving the classification precision is achieved.

1. The name of the design product: multimedia control interface of electronic device. 2. The use of the design product: an electronic device. 3. The design points of the design product: in the graphical user interface. 4. The picture or photo that best indicates the design points: design 1 front view. 5. The electronic device is a conventional design, and other views are omitted. 6. Design 1 is designated as the basic design. 7. The use of the graphical user interface: for the play management of multimedia information, the gray blocks in the design interface are replaceable pictures or videos, the X in the design interface represents text and / or numbers and / or letters and / or symbols, the front view of designs 1-6 can manage the play progress by triggering the lower progress bar in the interface, and the front view of designs 7-10 displays the change state diagram corresponding to the design by triggering the lower progress bar in the interface.

1. The name of the design product: electronic security code terminal (4G vehicle-mounted multimedia Beidou positioning terminal). 2. The use of the design product: for single Beidou real-time satellite positioning, dynamic display of multimedia information such as pictures, two-dimensional codes, and texts, real-time voice broadcast, 4G mobile Internet communication, and vehicle-mounted Internet of Things terminal equipment. 3. The design points of the design product: in shape. 4. The picture or photo that best indicates the design points: perspective view.

The invention provides a media information processing method and device, electronic equipment and a storage medium. The method comprises the following steps: presenting a media information interface, and presenting media information in the media information interface; presenting a moving picture function item corresponding to the media information; in response to a trigger operation for the dynamic picture function item, presenting a dynamic display file including key information of the media information, the dynamic display file being used for dynamically displaying the key information of the media information; in response to a sharing instruction for a target object triggered based on the dynamic display file, sharing the dynamic display file to a client of the target object; according to the media information sharing method and device, the user can be helped to quickly obtain the related content of the media information, meanwhile, the sharing form of the media information is more interesting, the attraction of the media information is improved, and spreading of the media information is facilitated.

The application discloses a multimedia information recommendation method and device and a storage medium. The method comprises the following steps: acquiring position signaling data of each user in a recommendation area; the user is a user on a terminal covered in the recommendation area; using a preset permanent area model, performing permanent area prediction on each user according to the position signaling data to obtain a permanent area prediction result corresponding to each user; based on the permanent area prediction result, determining a permanent user from each user, and pushing to-be-recommended multimedia information to a terminal corresponding to the permanent user. Through the technical solution, the accuracy and diversity of information recommendation are improved.

The invention relates to a live video processing method and device, computer equipment, a storage medium and a computer program product. The method can be applied to an application scene in which a vehicle-mounted terminal, a cloud server or other equipment interacts with a multimedia information platform, and comprises the following steps: displaying a first media work; when the live broadcast room associated with the first media work is in a live broadcast state, displaying first live broadcast prompt information used for entering the live broadcast room and interaction materials corresponding to the live broadcast room; under the condition that a preset display condition is met, displaying key video clips of the live broadcasting room; and in the process of displaying the key video clip or after the display of the key video clip is completed, in response to a trigger operation on the first live broadcast prompt information or the interaction material, displaying live broadcast content of the live broadcast room. By adopting the method, the drainage channels of the live video can be effectively increased, the drainage content is enriched, and the drainage effect of the live video is improved.

This invention discloses a secure authentication method, apparatus, and device for video encryption cards, relating to the field of computer security technology. The method includes: connecting a current video encryption card to a computer and acquiring a digital video signal to be decrypted; wherein the digital signal to be decrypted is obtained by encrypting an original digital video signal using the computer; determining whether the current video encryption card is compatible with the computer; if the result of determining whether the current video encryption card is compatible with the computer is yes, then decrypting the digital video signal to be decrypted using the current video encryption card and obtaining the corresponding original digital video signal. By using the secure authentication method for video encryption cards disclosed in this invention, the computer hardware information used to encrypt video information is recorded on the video encryption card, and the key contains the computer hardware information, enabling the video encryption card to be compatible with the corresponding computer hardware. Encryption / decryption can only be performed under the condition of hardware compatibility, thus improving the information security of processing multimedia information using video encryption cards.

The application discloses a multi-screen fusion multi-information source intelligent push playing management method and system, which is connected with an airport multi-information screen cluster, comprises a data fusion module, a passenger portrait and state tracking module, an information strategy decision engine, a multi-level screen management module, a content generation and distribution module, a distributed screen control module and a man-machine interaction management interface; the data fusion module is used for accessing and processing multi-source heterogeneous data from an airport operation database, a passenger processing system, an indoor positioning system and a real-time passenger flow analysis system, and generating a unified airport real-time state view; the application allows an operator to conveniently make and regularly publish rich media content through a self-produced program template configuration and push module, supports batch management of a device group, planned on-off and state monitoring, perfectly unifies two functions of airport key operation information publishing and daily media content playing, and forms a complete, efficient and reliable multimedia information publishing and management platform.

The invention relates to a multimedia information display method and device, electronic equipment and a readable storage medium. The method comprises the following steps: in response to a recording operation, obtaining at least one of representative information and a trigger control corresponding to a target multimedia file, and summary information and recommendation service corresponding to the target multimedia file; and displaying a display page including at least one of the representative information and the trigger control, the summary information, and the recommendation service. By adopting the method, the convenience of multimedia information interaction can be improved.

1. Name of the product in this design: Multimedia Information Screen. 2. Purpose of this design: This design is used to play multimedia information such as text, images and videos. 3. The key design features of this product are its shape, especially the shape of the base of the multimedia information screen. 4. The image or photograph that best illustrates the design's key points: a 3D model.

Embodiments of the present disclosure disclose a multimedia information presentation method, apparatus, and electronic device. A form for implementing an invention of this method is to present target multimedia information in a multimedia information stream and present an anthology presentation control for indicating a multimedia information anthology to which the target multimedia information belongs, present a related multimedia information control for this target multimedia information, and in response to detecting a trigger operation on this related multimedia information control, present information content of related multimedia information, where the related multimedia information indicated by this related multimedia information control belongs to this multimedia information anthology, and in response to detecting a trigger operation on this anthology presentation control, present an information label for indicating multimedia information in this multimedia information anthology.

1. Name of the design product: multimedia integrated machine (emergency warning). 2. Use of the design product: the design product is used for outdoor multimedia information playing for propaganda, information publishing, warning and emergency broadcasting. 3. Design points of the design product: the overall shape of the design. 4. Picture or photo best indicating the design points: perspective view.

The invention discloses a vehicle-mounted multimedia information fusion display method, particularly relates to the technical field of multimedia information fusion display, and effectively inhibits interference of single-mode noise and perception delay on cognitive load evaluation through a fusion analysis method of multi-mode time reference alignment and credibility weighting. The real-time performance and accuracy of driver state recognition are remarkably improved, a layout reconstruction control function is dynamically triggered based on the cognitive load level, interface information density and priority can be adjusted in a self-adaptive mode under different driving situations, balance control over information simplification and supplementation is achieved, therefore, the driving cognitive burden is relieved, operation smoothness is maintained, and meanwhile, the driving experience is improved. Through continuous monitoring of interface adjustment frequency and fixation point change rate, layout reconstruction oscillation intensity is quantified, a cognitive feedback loop instability risk model is constructed in combination with cognitive load change, and a potential cyclic oscillation trend is identified and intervened in advance.

The invention provides a multimedia transmission method based on priority and security auditing. The multimedia transmission method comprises the steps that a second multimedia terminal initiates a multimedia transmission session application to a first multimedia terminal; the first multimedia terminal senses the network topology and selects a content security auditing service according to the session application; calculating a transmission path transmitted from the first multimedia terminal to the second multimedia terminal; the first multimedia terminal generates a flow table rule according to the transmission path and the network topology, and sends the flow table rule to the communication equipment; the first multimedia terminal performs priority distribution on the multimedia information to be transmitted by adopting a priority weight distribution strategy; transmitting the multimedia information with the allocated priority to a second multimedia terminal through the communication equipment; the second multimedia terminal carries out fusion display on the multimedia data sent by the first multimedia terminal; according to the invention, the multimedia data are transmitted according to different priorities, and the data with high real-time requirements are transmitted preferentially, so that the lagging or delay caused by network congestion can be avoided.

The application discloses a multimedia information recommendation method and device, a storage medium and an apparatus, and relates to the technical field of multimedia information recommendation. The method comprises the following steps: determining to-be-browsed multimedia information according to a multimedia information browsing instruction, searching for to-be-recommended multimedia information corresponding to the to-be-browsed multimedia information from a preset mapping relationship, generating the preset mapping relationship based on feature vectors between different multimedia information, and sending the to-be-browsed multimedia information and the to-be-recommended multimedia information to a user terminal. Compared with the prior art of generating recommended multimedia information by semantic recognition according to the name of a POI point, the application searches for to-be-recommended multimedia information corresponding to to-be-browsed multimedia information from a preset mapping relationship, the preset mapping relationship is generated based on feature vectors between different multimedia information, the feature vectors of the multimedia information are directly associated with the multimedia information, the relevance of multimedia information recommendation is improved, the defect of poor recommendation effect is overcome, and the user experience is improved.

1. Name of the product in this design: Multimedia Information Box. 2. Purpose of this design: An information box for connecting multimedia information devices. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the key design points: Design 1 3D view. 5. Design 1 is designated as the basic design.

1. The name of the design product: map navigation graphical user interface of electronic device. 2. The use of the design product: an electronic device. 3. The design points of the design product: in the graphical user interface. 4. The picture or photo that best indicates the design points: design 1 front view. 5. Design 1 is designated as the basic design. 6. The use of the graphical user interface: for displaying map navigation information. 7. The human-computer interaction mode of the graphical user interface: design 1, the main view is a map navigation interface, the interface background is a scale and a direction, the interface includes a route and a positioning, and the right side is a function button, which can be used to display hidden mark points, display hidden members, and route zooming, and the route and the scale can be enlarged or reduced by opening and closing the hands; design 2, the main view is a map navigation interface, the interface background is a scale and a compass, the interface includes a route and a positioning, and the right side is a function button, which can be used to display hidden mark points, display hidden members, and route zooming, and the route and the scale can be enlarged or reduced by opening and closing the hands; design 3, the main view is a map navigation interface, the interface background is a scale and a compass, the interface includes a route and a positioning, and the right side is a function button, which can be used to display hidden mark points, display hidden members, and route zooming, and the route and the scale can be enlarged or reduced by opening and closing the hands; design 4, the main view is a map navigation interface, the interface background is a scale and a direction, the interface includes a route, a positioning, and mark points, the mark points can prestore multimedia information, and the right side is a function button, which can be used to display hidden mark points, display hidden members, and route zooming, and the route and the scale can be enlarged or reduced by opening and closing the hands, and clicking the mark points can play voice, view pictures, text and other multimedia information; design 5, the main view is a map navigation interface, the interface background is a scale and a direction, the interface includes a route, a positioning, and member numbers, the right side is a function button, which can be used to display hidden mark points, display hidden members, and route zooming, and the route and the scale can be enlarged or reduced by opening and closing the hands, and clicking the member numbers can view member information; design 6, the main view is a map navigation interface, the interface background is a scale and a direction, the interface includes a route, a positioning, member numbers, and a target position, the right side is a function button, which can be used to display hidden mark points, display hidden members, and route zooming, and the route and the scale can be enlarged or reduced by opening and closing the hands, and clicking the member numbers can view member information; design 7, the main view is a map navigation interface, the interface background is a scale and a direction, the interface includes a route, a positioning, member numbers with pictures, and a target position with pictures, the right side is a function button, which can be used to display hidden mark points, display hidden members, and route zooming, and the route and the scale can be enlarged or reduced by opening and closing the hands, and clicking the member numbers can view member information; design 8, the main view is a map navigation interface, the interface background is a scale and a direction, the interface includes a route, a positioning, mark points, member numbers, and a target position, the mark points can prestore multimedia information, and the right side is a function button, which can be used to display hidden mark points, display hidden members, and route zooming, and the route and the scale can be enlarged or reduced by opening and closing the hands, clicking the mark points can play voice, view pictures, text and other multimedia information, and clicking the member numbers can view member information.Design 9's main view is a map navigation interface. The background shows a scale and direction. The interface includes the route, location, member IDs with images, and target locations with images. Zoom in and out buttons are on the left, and function buttons are on the right. Clicking the zoom in and out buttons allows you to zoom in or out on the route and scale. Clicking a member ID displays member information. Design 10's main view is also a map navigation interface. The background includes direction. The interface includes a route with a start and end point and markers. Markers can store multimedia information. Opening and closing the markers allows you to zoom in or out on the route and scale. Clicking a marker allows you to play audio, view images, text, and other multimedia information. 8. Other situations requiring explanation: The routes in the main views of Design 1 to Design 10 are schematic diagrams and are replaceable interface elements in actual applications.

The application provides a multimedia information recommendation model training method and device and electronic equipment, the method comprises the following steps: extracting a pre-training sample set based on the basic historical data; training a basic recommendation model based on the pre-training sample set to obtain model parameters of the basic recommendation model; obtaining industry historical data in a multimedia information recommendation environment; and determining the model parameters of the multimedia information recommendation model according to the industry historical data, thereby enhancing the accuracy and relevance of multimedia information recommendation and improving the generalization of the multimedia information recommendation model. The embodiments of the application can also be applied to various scenes such as cloud technology, artificial intelligence, intelligent transportation and auxiliary driving.

The application relates to the technical field of search, and discloses a keyword recommendation method, device and equipment and a storage medium, the method comprising the following steps: extracting a search keyword from a search instruction input by a user when the search instruction is received; obtaining a multimedia information keyword candidate set corresponding to the user when the search keyword does not satisfy a preset condition; determining a user interest word set according to a preset fine-grained recognition strategy and the multimedia information keyword candidate set; performing recall on the multimedia information keyword candidate set and the user interest word set respectively according to a preset recall strategy to obtain a plurality of keyword update candidate sets; performing coarse sorting on the keyword update candidate sets; and performing keyword recommendation according to a sorting result. In the application, when a search keyword input by a user does not satisfy a preset condition (i.e. is not standardized or is semantically confused and cannot be recognized), the multimedia information keyword is recommended by fusing a user behavior (i.e. a multimedia information keyword candidate set corresponding to the user) of comprehensive search.

This invention provides a method, apparatus, and electronic device for predicting the revenue of multimedia information. The method includes: determining a second multimedia information revenue prediction result corresponding to the target multimedia information based on historical data of the target multimedia information; determining a weight adjustment coefficient and a cost slack coefficient corresponding to the target multimedia information, wherein the cost slack coefficient is used to adjust the overall cost of the target multimedia information; and determining the revenue prediction result of the target multimedia information based on the first multimedia information revenue prediction result, the second multimedia information revenue prediction result, the weight adjustment coefficient, and the cost slack coefficient. Therefore, the multimedia information revenue prediction method can recommend multimedia information in the usage environment to different users, while enhancing the accuracy and relevance of multimedia information revenue prediction, effectively improving the quality of multimedia information recommendations, and enhancing the user experience.

1. Name of the product in this design: Intelligent Companion Robot (AI Crystal Ball). 2. Purpose of this design: This design is used for voice interaction, playing multimedia information, etc. 3. The key design feature of this product is its shape. 4. The image or photograph that best illustrates the design's key points: 3D view 1. 5. Other situations requiring explanation: Part A is a solid hemisphere, and Part A is made of transparent glass.

This application discloses a method, system, electronic device, storage medium, and smart cockpit for expanding multimedia information on an in-vehicle terminal. The method includes acquiring audio and video data currently displayed on the in-vehicle terminal; encoding the audio and video data; packaging the encoded audio and video data and adding a shared timestamp; encapsulating the packaged audio and video data into multiple data streams; and distributing the data streams to the user terminal in response to a user terminal's on-demand request. This method enables synchronized audio and video display across multiple users and devices, meeting the needs of multiple users watching the same video simultaneously in multiple scenarios.