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Term Selection and Query Operations for Video Retrieval
[chapter]
2007
Lecture Notes in Computer Science
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We investigate the influence of term selection and query operations on the text retrieval component of video search. ...
Our main finding is that the greatest gain is to be found in the combination of character n-grams, stemmed text, and proximity terms. ...
We focus on the effects of textual term selection for video retrieval. ...
doi:10.1007/978-3-540-71496-5_74
fatcat:khtpdlkbwjesjm7t4wrdxqv7ry
Population and Query Interface for a Content-Based Video Database
[chapter]
2002
Lecture Notes in Computer Science
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In this paper we describe the first full implementation of a contentbased indexing and retrieval system for MPEG-2 and MPEG-4 videos. ...
During the database population, the operator, using a semi-automatic outlining tool we developed, manually selects video objects and insert some semantical information. ...
In this query the VOP image file, the start and end frame of the VO and the whole video file are involved in the selection step. ...
doi:10.1007/3-540-36128-6_16
fatcat:xrahka5zjbgx5lqwdao435cpgi
Supporting Relevance Feedback in Video Search
[chapter]
2006
Lecture Notes in Computer Science
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We show for both video shots and TV news stories, that an optimal number of terms can be identified to compose a new query for feedback and that in most cases; the number of documents employed for feedback ...
In this paper we evaluate methods of relevance feedback for video search engines operating over TV news data. ...
WWW video search engines normally operate using a text surrogate of a video and process textual user queries. ...
doi:10.1007/11735106_65
fatcat:xb6yduen6zbifh3snknouetygu
Accommodating hybrid retrieval in a comprehensive video database management system
2002
IEEE transactions on multimedia
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A comprehensive video retrieval system should be able to accommodate and utilize various (complementary) description data in facilitating effective retrieval. ...
In this paper, we advocate a hybrid retrieval approach by integrating a query-based (database) mechanism with content-based retrieval (CBR) functions. ...
To employ best strengths from both areas, an extended version of VideoMAP, which we termed as VideoMAP + [CWLZ01] , is developed for supporting hybrid retrieval of videos through both query-based and ...
doi:10.1109/tmm.2002.1017730
fatcat:il6of2keszelffo7k35bpfn4ne
Video query formulation
1995
Storage and Retrieval for Image and Video Databases III
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We distinguish between the requirements for image retrieval and video retrieval by identifying queryable attributes unique to video data, namely audio, temporal structure, motion, and events. ...
An initial prototype of our visual query system for video data is presented. ...
Acknowledgments We gratefully acknowledge Arding Hsu and Farshid Arman of Siemens Corporate Research for their contributions during the initial stage of this research work. ...
doi:10.1117/12.205295
dblp:conf/spieSR/AhangerBL95
fatcat:dlqw75tklzgxdehhjwsgujzuzi
Visually searching the Web for content
1997
IEEE Multimedia
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WebSeek provides a complete system that collects visual information from the Web by automated agents, then catalogs and indexes it for fast search and retrieval. ...
New visual information in the form of images, graphics, animations, and videos is published on the Web at an incredible rate. ...
Search and retrieval processes To retrieve images and videos, users may enter search terms t k or select an image or video subject s m . ...
doi:10.1109/93.621578
fatcat:e4ry2k5vdvdtvesqrs6rvh4lty
Smart VideoText: a video data model based on conceptual graphs
2002
Multimedia Systems
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The aim is to achieve more effective query, retrieval, and browsing capabilities based on the semantic content of video data. ...
Finally, a generic and modular video database architecture based on the Smart VideoText data model is described. ...
Operator-based video queries An operator-based user query is an expression formed through terms and zero or more operators. ...
doi:10.1007/s005300200054
fatcat:44j5adfy6naxndwy5majisouly
A database approach to information retrieval: The remarkable relationship between language models and region models
[article]
2010
arXiv
pre-print
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We show a remarkable one-to-one relationship between region queries and the language models they represent for a wide variety of applications: simple ad-hoc search, cross-language retrieval, video retrieval ...
In this report, we unify two quite distinct approaches to information retrieval: region models and language models. Region models were developed for structured document retrieval. ...
We like to thank Henk Ernst Blok for fruitful discussions on region algebras, and Maarten Fokkinga and Thijs Westerveld (CWI, Amsterdam) for helpful comments on the report. ...
arXiv:1005.4752v1
fatcat:5yy3htoatjbe5jnc4achfdgkzu
Developing an Object-Oriented Video Database System with Spatio-Temporal Reasoning Capabilities
[chapter]
1999
Lecture Notes in Computer Science
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While "content-based" retrieval provides a direct and an intuitive approach for video data access, it is inadequate from efficient video data management viewpoint. ...
In VDM systems, there exists an important need for novel techniques and mechanisms which can provide an efficient retrieval facility of the voluminous data stored in the databases. ...
Acknowledgement The authors would like to thank Hung Hang Fai (Andy) of CityU, for his contribution to the development of the specification language of the video database system. ...
doi:10.1007/3-540-47866-3_4
fatcat:thhr6zps5nh6fiylfwokdadl74
Color Content based Video Retrieval
2013
International Journal of Computer Applications
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Video retrieval can be used for multiuser systems for video search and browsing which are useful in web applications. Here a DCT may be used that gives best performance among the different videos. ...
Service oriented architecturesystem which provides services for video semantic and semantic annotation, search and browsing for different domains 2. ...
Most common models for information retrieval are as follows
Boolean Retrieval Model Boolean retrieval model is based on logical operators as "and" or"not" in which query parameters and database attributes ...
doi:10.5120/14619-2931
fatcat:oit7toelmzcqjdoqnk7yeq52vm
Integrating Features, Models, and Semantics for TREC Video Retrieval
2001
Text Retrieval Conference
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In this paper, we describe a system for automatic and interactive content-based retrieval of video that integrates features, models, and semantics. ...
We describe our effort of applying the content-based retrieval system to the TREC video retrieval benchmark. ...
The result list R i is then used as input into a subsequent query Q i+1 , and through various selectable operations for combining and scoring R i with the matches for Q i+1 , the result list R i+1 is produced ...
dblp:conf/trec/SmithSABILNPT01
fatcat:ohr7f7ernbhwtfrnylwatwnq2u
Techniques and systems for image and video retrieval
1999
IEEE Transactions on Knowledge and Data Engineering
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In this survey we review techniques and systems for image and video retrieval. We rst look at visual and non-visual features for image retrieval and techniques for using them. ...
Storage and retrieval of multimedia has become a requirement for many contemporary information systems. ...
In order to classify images and videos into subject categories, a key term dictionary is built from selected terms appearing in a URL (Uniform Resource Locator, the address of a page on the world wide ...
doi:10.1109/69.755615
fatcat:4eu2h2ngt5c3zalhw3i47ehntu
IBM Research TREC 2002 Video Retrieval System
2002
Text Retrieval Conference
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In this paper, we describe the IBM Research system for analysis, indexing, and retrieval of video, which was applied to the TREC-2002 video retrieval benchmark. ...
Additional interactive methods for querying include multiple-example and relevance feedback searching, cluster, concept, and storyboard browsing, and iterative fusion based on user-selected aggregation ...
Chiou-Ting Hsu, National Tsing-Hua University, Hsinchu, Taiwan and her students for their assistance in annotating the feature training data sets. ...
dblp:conf/trec/AdamsINNAPSDJLLNNSTGSAZ02
fatcat:jyjfpzawanavbjvfvlsvj64h7y
Video retrieval using successive modular operations on temporal similarity
2004
Computer Standards & Interfaces
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A video retrieval system consists of two major subsystems for indexing and querying, respectively. ...
In the query process, successive modular operations (SMO) on the standing values are used to retrieve video sequences. Based on the PNA and the SMO, we built an experimental video retrieval system. ...
A video retrieval system consists of two major subsystems for indexing and querying, respectively. ...
doi:10.1016/j.csi.2003.11.004
fatcat:pbhhzqt2evesnbu7s3fu5cajfq
Video Analytics with Zero-streaming Cameras
[article]
2021
arXiv
pre-print
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For efficiency, we advocate for these cameras to be zero streaming: capturing videos to local storage and communicating with the cloud only when analytics is requested. ...
To our knowledge, DIVA is the first system for querying large videos stored on low-cost remote cameras. ...
Executing Retrieval queries Policy for selecting frames To execute the initial operator, the camera prioritizes fixed-length video spans (e.g., 1 hour) likely rich in positive frames, estimated based on ...
arXiv:1904.12342v4
fatcat:i2ecq7vgtrbkjcn2hqkx4vkrti
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