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Hierarchical information quadtree: efficient spatial temporal image search for multimedia stream

Chengyuan Zhang, Ruipeng Chen, Lei Zhu, Anfeng Liu, Yunwu Lin, Fang Huang
2018 Multimedia tools and applications  
Massive amount of multimedia data that contain times- tamps and geographical information are being generated at an unprecedented scale in many emerging applications such as photo sharing web site and social  ...  In this paper,we study the spatial temporal image query which considers three important constraints during the search including time recency, spatial proximity and visual relevance.  ...  in-memory indexes with minimum possible memory consumption.  ... 
doi:10.1007/s11042-018-6284-y fatcat:amn26lahx5agfhkurpvtqfmwlq

The Indiana Center for Database Systems at Purdue University

Mourad Ouzzani, Sunil Prabhakar, Jeffrey S. Vitter, Xiang Zhang, Walid G. Aref, Elisa Bertino, Ann Christine Catlin, Christopher W. Clifton, Wing-Kai Hon, Ahmed K. Elmagarmid, Arif Ghafoor, Susanne E. Hambrusch
2005 SIGMOD record  
The I/O communication between the fast internal memory and the slow external memory (such as disk) can be a bottleneck when processing massive amounts of data.  ...  for video content representation and indexing, video and meta-data storage, video query processing, buffer and storage management, and continuous video streaming.  ... 
doi:10.1145/1083784.1083795 fatcat:lblzmkuu6vggznk4r44hm5z2oa

Reconfiguration Process Optimization of Dynamically Coarse Grain Reconfigurable Architecture for Multimedia Applications

Bo LIU, Peng CAO, Min ZHU, Jun YANG, Leibo LIU, Shaojun WEI, Longxing SHI
2012 IEICE transactions on information and systems  
Based on RTL simulation, REMUS-II can support the 1080p@32 fps of H.264 HiP@Level4 and 1080p@40 fps High-level MPEG-2 stream decoding at the clock frequency of 200 MHz.  ...  As a large-scale CGRA, REMUS-II can provide satisfying solutions in terms of both efficiency and flexibility.  ...  In this proposed SoC design, the entire configuration data for all target multimedia applications and the massive computation data such as the reference frames is stored in the external main memory, which  ... 
doi:10.1587/transinf.e95.d.1858 fatcat:md4rzrvnsvf37f5r6duuy2gb64

HERMES: embedded file system design for A/V application

Youjip Won, Doohan Kim, Jinyoun Park, Sichang Lee
2007 Multimedia tools and applications  
The result of performance experiments indicate that HERMES file system prototype successfully meets the file system constraints for high volume and high bandwidth multimedia application.  ...  HERMES file system encompasses most of state-of-the-art file system technologies published in preceding works.  ...  Acknowledgements In addition to authors, there a number of people who have made significant contribution in making HERMES file system into existence.  ... 
doi:10.1007/s11042-007-0156-1 fatcat:3v7fcicc3rehjd6sbmwayx43iu

Coconut Palm: Static and Streaming Data Series Exploration Now in your Palm [article]

Haridimos Kondylakis, Niv Dayan, Kostas Zoumpatianos, Themis Palpanas
2020 arXiv   pre-print
Many modern applications produce massive streams of data series and maintain them in indexes to be able to explore them through nearest neighbor search.  ...  In this way, Coconut is able to leverage state-of-the-art indexing techniques that rely on sorting for the first time to build, maintain and query data series indexes using fast sequential I/Os.  ...  Many applications today ranging from finance and multimedia to astronomy produce rapid streams of data series.  ... 
arXiv:2006.13079v1 fatcat:3byha5rrevhmbahppiqmsn2hti

Scalable Execution of KNN Queries using Data Parallelism Approach

Kalpana V. Metre, M U. Kharat
2018 International Journal of Engineering & Technology  
A lot of work has been done to deal with the computational complications in constant processing of continuous queries on unbounded, continuous data stream.  ...  The efficient and scalable processing of multiple continuous queries on dynamic data items requires query indexing and data indexing.  ...  Another challenge is to handle the volume and density of streaming data and filter massive high dimensional data using query index.  ... 
doi:10.14419/ijet.v7i4.19.28286 fatcat:27xnmqoyzfg7vovqjyht25e4ku

A Scalable and Robust Framework for Data Stream Ingestion [article]

Haruna Isah, Farhana Zulkernine
2018 arXiv   pre-print
that can serve as a reusable component across many feeds of structured and unstructured input data in a given platform, and demonstrate the utility of the framework in a real-world data stream processing  ...  This paper investigates the fundamental requirements and the state of the art of existing data stream ingestion systems, propose a scalable and fault-tolerant data stream ingestion and integration framework  ...  ACKNOWLEDGMENT Special thanks to Southern Ontario Smart Computing for Innovation Platform (SOSCIP) and IBM Canada for supporting this research project.  ... 
arXiv:1812.04197v1 fatcat:freh5fgeu5ezhbfi5lutmc6smy

Exploring complex and big data

Jerzy Stefanowski, Krzysztof Krawiec, Robert Wrembel
2017 International Journal of Applied Mathematics and Computer Science  
Difficulties in managing data quality and provenance are also highlighted.  ...  All in all, we consider it to be the truly defining feature of big data (posing particular research and technological challenges), which ultimately seems to be of greater importance than the sheer data  ...  , and multimedia data.  ... 
doi:10.1515/amcs-2017-0046 fatcat:q6ugvobzi5cmbos4ct52mb3d34

Efficient Deduplication Techniques for Modern Backup Operation

Jaehong Min, Daeyoung Yoon, Youjip Won
2011 IEEE transactions on computers  
LRU-based Index Partitioning uses the notion of tablet and enforces access locality of the fingerprint lookup in storing fingerprints.  ...  In this work, we focus on optimizing the deduplication system by adjusting the pertinent factors in fingerprint lookup and chunking, the factors which we identify as the key ingredients of efficient deduplication  ...  In the server, the Backup Stream Parser receives incoming byte stream and assembles them into the object called Backup History.  ... 
doi:10.1109/tc.2010.263 fatcat:bdtbrlbvurar7phbbo3b6huhca

Toward Scalable Systems for Big Data Analytics: A Technology Tutorial

Han Hu, Yonggang Wen, Tat-Seng Chua, Xuelong Li
2014 IEEE Access  
Recent technological advancements have led to a deluge of data from distinctive domains (e.g., health care and scientific sensors, user-generated data, Internet and financial companies, and supply chain  ...  In its continuous arrival, because the stream is fast and carries enormous volume, only a small portion of the stream is stored in limited memory.  ...  The research in multimedia analytics covers a wide spectrum of subjects, including multimedia summarization, multimedia annotation, multimedia indexing and retrieval, multimedia recommendation, and multimedia  ... 
doi:10.1109/access.2014.2332453 fatcat:6unxlocbmnhs7mfctlvphdyqtu

Big Data on Content Credibility of Social Networking Sites and Instant Messaging Applications

Anurag Kumar, Monica Mishra, Rinkita Mittal
2016 IOSR Journal of Computer Engineering  
Using technologies like Hadoop to analytically process the fast paced incoming data and measure the reliability of the content.  ...  These sources must be accessible and should have trustworthy data that can assist in measuring the authenticity of contents from various sources.  ...  Big Data is employed to perform this analysis and validation at a cost effective rate given the fast pace of incoming data.  ... 
doi:10.9790/0661-1805052731 fatcat:6rcjpcrrsjdv5nxa6t5hsvvf4y

NeuroCast: Adaptive Multi-source P2P Video Streaming Application for Wireless Networks [chapter]

Carlos Gañán, Juan Caubet, Sergi Reñé, Jorge Mata-Díaz, Juan J. Alins, Óscar Esparza
2011 Lecture Notes in Computer Science  
In this paper we present the design and implementation of NeuroCast: an unstructured P2P application for video streaming.  ...  Streaming consists in distributing media to large audiences over a computer network. Providing a streaming service for wireless mobile nodes presents many challenges.  ...  Introduction During the last decade, the growth of popular web sites serving multimedia contents has led to the increase of video streaming applications.  ... 
doi:10.1007/978-3-642-21560-5_23 fatcat:nu7nibbupzgwbadeu4nvqf73um

Approximate Similarity Search for Online Multimedia Services on Distributed CPU-GPU Platforms [article]

George Teodoro, Eduardo Valle, Nathan Mariano, Ricardo Torres, Wagner Meira Jr, Joel H. Saltz
2012 arXiv   pre-print
Recently, there has been an increase interest in similarity search for online content-based multimedia services.  ...  Those services, however, introduce new challenges with respect to the very large volumes of data that have to be indexed/searched, and the need to minimize response times observed by the end-users.  ...  at online content-based multimedia services. Hypercurves executes on hybrid CPU-GPU environments, and is able to employ those devices cooperatively to support massive query request rates.  ... 
arXiv:1209.0410v1 fatcat:xhcm6doprzeszgofjttuy3dvj4

P2P and grid computing: opportunity for building next generation wireless multimedia digital library

Srinivasan Arulanandam, Suresh Jaganathan, Damodaram Avula
2012 EURASIP Journal on Wireless Communications and Networking  
in pGrid nodes, (iv) authenticated and secured transfer of files.  ...  In this article, we propose a framework for wireless multimedia digital library, built using Grid and P2P technology.  ...  The main services that this system is expected to assure are the storage, search, fast retrieval, and preservation of digital resources in wireless and in a secured manner.  ... 
doi:10.1186/1687-1499-2012-165 fatcat:wdzksymmcrg3rejdjan7egkpfe

Operating system support for multimedia systems

T. Plagemann, V. Goebel, P. Halvorsen, O. Anshus
2000 Computer Communications  
In this article, we present a survey of new developments in OS support for (distributed) multimedia systems, which include: (1) development of new CPU and disk scheduling mechanisms that combine real-time  ...  of UFS and CMFS in [Ramakrishnan et al. 93]. © Integrated file systems multiplex all available resources (storage space, disk bandwidth, and buffer cache) among all multimedia data.  ...  ACKNOWLEDGEMENTS We would like to thank Frank Eliassen, Liviu Iftode, Martin Karsten, Ketil Lund, Chuanbao Wang, and Lars Wolf for reviewing earlier versions of this paper and their valuable comments and  ... 
doi:10.1016/s0140-3664(99)00180-2 fatcat:wmr4vqndazezjlocfa5kvtggxe
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