نتایج جستجو برای: video annotation dynamic pictures
تعداد نتایج: 615378 فیلتر نتایج به سال:
Annotation graphs and annotation servers offer infrastructure to support the analysis of human language resources in the form of time-series data such as text, audio and video. This paper outlines areas of common need among empirical linguists and computational linguists. After reviewing examples of data and tools used or under development for each of several areas, it proposes a common framewo...
Video scene segmentation is the first step towards automatic video annotation. For efficient video indexing and retrieval first step is to divide the video into shots and then classify the similar shots into scenes. In this paper we have discussed some existing algorithms for shot boundary detection, key frame extraction and classification of similar shots into scenes. The task of video segment...
As a rule, a video signal has high temporal redundancies due to the high correlation between successive frames. This redundancy has not been deflated enough by current video compression techniques. In this paper, we present a new video compression technique which tends to hard exploit the relevant temporal redundancy in the video to improve solidity efficiency with minimum processing complexity...
In this paper we propose an algorithm that automatically detects clear scene cut locations from an MPEG-1 video bit streams coded with a GOP structure of M=1, without B pictures. The algorithm detects scene cuts at P type pictures by monitoring the percentage of Intramacroblocks per P picture. while scene cuts at I pictures are detected by matching the macroblocks type of the two P pictures at ...
Semantic indexing of images and videos in the consumer domain has become a very important issue for both research and actual application. In this work we developed Kodak’s consumer video benchmark data set, which includes (1) a significant number of videos from actual users, (2) a rich lexicon that accommodates consumers’ needs, and (3) the annotation of a subset of concepts over the entire vid...
Videos are one of the most frequently used forms of multimedia resources. People want to interact with videos to find a specific part or to obtain relevant information. To support user interactions, current videos should be transformed to interactive videos. This paper proposes an interactive cooking video system to generate automatically interactive cooking videos. To do this, the proposed sys...
The authors present their own unique original method of fixation polydioxan biodegradable stents in the treatment of tracheal stenosis documented by pictures and video (Fig. 3, Ref. 12).
Mobile devices such as smartphones and tablets have limited display size input capabilities that make a variety of tasks challenging. Coupling the mobile device with Augmented Reality eyewear smartglasses can help address some these challenges. In specific context digital content annotation tasks, this combination has potential to enhance user experience on two fronts. First, annotations be off...
In the paper a general model for the transmission of layered video is introduced. The effect of packet dropping in different layers on the reconstruction of pictures is analysed. The application of unequal packet loss protection (UPLP) for layered video is proposed and the performance is investigated. An algorithm for the design of the UPLP parameters is described. The numerical analysis shows ...
Classifying video elements according to some pre-defined ontology of the video content is the typical way to perform video annotation. Ontologies are built by defining relationship between linguistic terms that describe domain concepts at different abstraction levels. Linguistic terms are appropriate to distinguish specific events and object categories but they are inadequate when they must des...
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