Abstract: Provided are a network data collection method, device and system. The network data collection method includes the following. A source Network Data Analytics Function (NWDAF) sends a network function data collection request to a target NWDAF, where the network function data collection request includes a data collection assistance parameter of at least one network function from which data collection is requested. The source NWDAF receives a network function data collection response sent by the target NWDAF, where the network function data collection response includes network data fed back by the at least one network function.

Abstract: Methods, apparatuses, and systems for providing and maintaining data analytics and data collection as a mobile device disconnects from one network function and connects to another network function. In one aspect, a wireless communication method is disclosed. The method includes receiving, by a first network function operating in a core network of a wireless communication system in which data analytics information or data collection is provided, a notification of a data source change from a first data source to a second data source. The method further includes determining, by the first network element, a second network function associated with the second data source, and transmitting, by the first network function, a request to the second network function for the data analytics information or data collection. The method includes receiving the data analytics information or data collection from the second network function.

Abstract: Provided are a network data collection method, device and system. The network data collection method includes the following. A source Network Data Analytics Function (NWDAF) sends a network function data collection request to a target NWDAF, where the network function data collection request includes a data collection assistance parameter of at least one network function from which data collection is requested. The source NWDAF receives a network function data collection response sent by the target NWDAF, where the network function data collection response includes network data fed back by the at least one network function.

Abstract: There are provided a method, an apparatus and a device for data analytics, and a storage medium. The method includes: determining analytics data according to a data analytics request, where the data analytics request includes a first data analytics request or a second data analytics request (S101); determining an analytics model according to the data analytics request (S102); and obtaining a data analytics result according to the analytics data and the analytics model (S103).

Abstract: Disclosed are an event notification method and apparatus as well as a storage medium. The method includes: acquiring, by an NEF according to a second event notification from an SMF, information of an AF sending downlink data, wherein the second event is an event of monitoring whether the AF sends downlink data, and the first event is a UE availability after DDN failed event; and receiving, by the NEF, a first event notification from the AMF, and sending the first event notification to the AF sending downlink data according to the acquired information thereof.

Abstract: Disclosed are a method and device for generating a predicted picture, the method comprising: determining a reference rectangular block of pixels by shifting or warping parameter information which includes a location of a target rectangular block of pixels, or the parameter information comprises a location of a target rectangular block of pixels and depth information of a reference view; mapping the reference rectangular block of pixels to a target view according to the depth information of the reference view to obtain a projection rectangular block of pixels; and acquiring a predicted picture block from the projection rectangular block of pixels.

Abstract: Disclosed are a method and device for generating a predicted picture, the method comprising: determining a reference rectangular block of pixels by shifting or warping parameter information which includes a location of a target rectangular block of pixels, or the parameter information comprises a location of a target rectangular block of pixels and depth information of a reference view; mapping the reference rectangular block of pixels to a target view according to the depth information of the reference view to obtain a projection rectangular block of pixels; and acquiring a predicted picture block from the projection rectangular block of pixels.

Abstract: Methods and devices for encoding/decoding a video bitstream are provided. The decoding method includes: a slice bitstream is received, wherein the slice bitstream carries parameter set indication information for indicating a camera parameter set; the camera parameters are acquired from the camera parameter set indicated by the parameter set indication information; and the slice bitstream is decoded according to the acquired camera parameters. By the present invention, the technical problem of lower encoding/decoding efficiency caused by the fact that encoding/decoding can only be normally implemented by carrying the camera parameters in the slice bitstream in the conventional art is solved, and the technical effect of improving the encoding/decoding efficiency is achieved.

Abstract: Disclosed are a method and device for generating a predicted picture, the method comprising: determining a reference rectangular block of pixels according to parameter information which includes a location of a target rectangular block of pixels and/or depth information of a reference view; mapping the reference rectangular block of pixels to a target view according to the depth information of the reference view to obtain a projection rectangular block of pixels; and acquiring a predicted picture block from the projection rectangular block of pixels. The technical problem of relatively large dependence among the data brought by simultaneously employing the depth picture of the target view and the depth picture of the reference view in the process of generating the predicted picture in the prior art is solved, and the technical effects of reducing the dependence on the data and improving the encoding and decoding efficiency is achieved.

Abstract: Provided are a method and device for decoding and encoding supplemental auxiliary information of a three-dimensional video sequence. The method includes: obtaining supplemental auxiliary information for constructing a stereo-pair from a three-dimensional video sequence bitstream, the supplemental auxiliary information being used for indicating that the stereo-pair is constructed from a reconstructed three-dimensional video sequence, and the reconstructed three-dimensional video sequence being obtained by decoding the three-dimensional video sequence bitstream. The present invention solves the technical problem in the prior art that degraded displaying quality of a constructed stereo-pair appears because of the lack of supplemental auxiliary information in a three-dimensional video sequence bitstream, and achieves the technical effect of improving the display quality of a constructed stereoscopic video.

Abstract: A method and apparatus for processing device triggering information are provided. The method includes the following acts. An Internet of things service platform sends to an underlying network a first device triggering message for triggering a device registered on the Internet of things service platform, and stores a first identifier corresponding to the first device triggering message. The Internet of things service platform sends a second device triggering message to the underlying network, wherein the second device triggering message contains the first identifier, and the second device triggering message is used for indicating the underlying network to cancel or update the first device triggering message according to the first identifier.

Abstract: Disclosed are a method and apparatus for adjacent node registration, and a method and system for cross-node registration.

Abstract: Disclosed are a method and device for generating a predicted picture, the method comprising: determining a reference rectangular block of pixels according to parameter information which includes a location of a target rectangular block of pixels and/or depth information of a reference view; mapping the reference rectangular block of pixels to a target view according to the depth information of the reference view to obtain a projection rectangular block of pixels; and acquiring a predicted picture block from the projection rectangular block of pixels. The technical problem of relatively large dependence among the data brought by simultaneously employing the depth picture of the target view and the depth picture of the reference view in the process of generating the predicted picture in the prior art is solved, and the technical effects of reducing the dependence on the data and improving the encoding and decoding efficiency is achieved.

Abstract: Methods and devices for encoding/decoding a video bitstream are provided. The decoding method includes: a slice bitstream is received, wherein the slice bitstream carries parameter set indication information for indicating a camera parameter set; the camera parameters are acquired from the camera parameter set indicated by the parameter set indication information; and the slice bitstream is decoded according to the acquired camera parameters. By the present invention, the technical problem of lower encoding/decoding efficiency caused by the fact that encoding/decoding can only be normally implemented by carrying the camera parameters in the slice bitstream in the conventional art is solved, and the technical effect of improving the encoding/decoding efficiency is achieved.

Abstract: A coding method applied to HEVC-based 3DVC is provided in the example of the present document, which includes: in the HEVC-based 3DVC, before a parent prediction unit (PU) corresponding to a coding unit (CU) of a depth image is predicted, judging whether the parent PU meets a preset condition, if the parent PU meets the preset condition, evaluating only traditional intra modes of high efficiency video coding (HEVC) when the parent PU is coded, and if the parent PU does not meet the preset condition, evaluating the traditional intra modes of the HEVC and depth modeling modes (DMM) predictions when the parent PU is coded. A coding device applied to HEVC-based 3DVC is also provided in the example of the present document. In the example of the present document, by reducing the evaluated prediction modes, a coding speed is increased.

Abstract: Provided are a method and device for decoding and encoding supplemental auxiliary information of a three-dimensional video sequence. The method includes: obtaining supplemental auxiliary information for constructing a stereo-pair from a three-dimensional video sequence bitstream, the supplemental auxiliary information being used for indicating that the stereo-pair is constructed from a reconstructed three-dimensional video sequence, and the reconstructed three-dimensional video sequence being obtained by decoding the three-dimensional video sequence bitstream. The present invention solves the technical problem in the prior art that degraded displaying quality of a constructed stereo-pair appears because of the lack of supplemental auxiliary information in a three-dimensional video sequence bitstream, and achieves the technical effect of improving the display quality of a constructed stereoscopic video.