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Performance Evaluation of SSD-Index Maintenance Schemes in IR Applications

Du-Seok Jin, Hoe-Kyung Jung
2010 Journal of information and communication convergence engineering  
Therefore, using the experimental performance evaluation of various index maintenance schemes on the new storage device, we propose an efficient index structure for new storage device that improves significantly  ...  the index maintenance speed without degradation of query performance.  ...  Fig. 6 . 6 Search times for the input documents on SSD and HDD Performance Evaluation of SSD-Index Maintenance Schemes in IR Applications Seok Jin is with the Department of Information Technology Research  ... 
doi:10.6109/jicce.2010.8.4.377 fatcat:qxmmi3yszndopm4tpvci7joou4

Effective mapping of biomedical text to the UMLS Metathesaurus: the MetaMap program

A R Aronson
2001 Proceedings. AMIA Symposium  
Besides being applied for both IR and data mining applications, MetaMap is one of the foundations of NLM's Indexing Initiative System which is being applied to both semi-automatic and fully automatic indexing  ...  This knowledge has proved useful for many applications including decision support systems, management of patient records, information retrieval (IR) and data mining.  ...  Acknowledgements The author wishes to extend heartfelt thanks to the following people whose counsel and efforts have been essential in the development of MetaMap: Tom Rindflesch, Allen Browne, Guy Divita  ... 
pmid:11825149 pmcid:PMC2243666 fatcat:i3pfuniaujem5fgj5tbbjmqyci

A Proposed Low-Cost Viticulture Stress Framework for Table Grape Varieties

Sotirios Kontogiannis, Christodoulos Asiminidis
2020 IoT  
Hence, it is essential to develop new in implementation monitoring solutions that offer remote real-time surveillance, alert triggering, minimum maintenance and automated generation of incident alerts  ...  The results of the sensory measurements' data logging and imposed image detection process's evaluation shows that the proposed system can successfully detect different stress levels in vineyards, which  ...  Acknowledgments: The authors would like to thank Sotirios Kontogiannis for letting us perform preliminary Vity-stress system evaluations at his vineyard field in Ioannina, Epirus, Greece.  ... 
doi:10.3390/iot1020020 fatcat:dknncqmivzcg3m4wtllvhxbode

Schema-agnostic indexing with Azure DocumentDB

Dharma Shukla, Samer Boshra, Renato Ferreira, Mohamed Nassar, Michael Koltachev, Ji Huang, Sudipta Sengupta, Justin Levandoski, David Lomet, Shireesh Thota, Karthik Raman, Madhan Gajendran (+5 others)
2015 Proceedings of the VLDB Endowment  
In this paper, we describe the DocumentDB indexing subsystem. DocumentDB indexing enables automatic indexing of documents without requiring a schema or secondary indices.  ...  Uniquely, DocumentDB provides real-time consistent queries in the face of very high rates of document updates.  ...  index maintenance corresponding to a batch of document writes, Figure 7 shows four path representations that we evaluated and their tradeoffs.  ... 
doi:10.14778/2824032.2824065 fatcat:gajb3w7eujcxda42inhvkyqi4a

A Survey of Big Data Machine Learning Applications Optimization in Cloud Data Centers and Networks [article]

Sanaa Hamid Mohamed, Taisir E.H. El-Gorashi, Jaafar M.H. Elmirghani
2019 arXiv   pre-print
Wide ranging efforts were devoted to optimize systems that handle big data in terms of various applications performance metrics and/or infrastructure energy efficiency.  ...  In this survey, we present a summary of the characteristics of various big data programming models and applications and provide a review of cloud computing infrastructures, and related technologies such  ...  All data are provided in full in the results section of this paper.  ... 
arXiv:1910.00731v1 fatcat:kvi3br4iwzg3bi7fifpgyly7m4

Graph3S: A Simple, Speedy and Scalable Distributed Graph Processing System [article]

Xubo Wang, Lu Qin, Lijun Chang, Ying Zhang, Dong Wen, Xuemin Lin
2020 arXiv   pre-print
Though a variety of distributed graph processing systems have been developed, very little attention has been paid to achieving a good combinational system performance in terms of usage simplicity, efficiency  ...  The results show that, besides simple usage, our system has outstanding performance over various graph algorithms and can even reach up to two orders of magnitude speedup over existing in-memory systems  ...  Note that the lack of diversity in applications for evaluating system usability and performance is a concern for existing works [15] .  ... 
arXiv:2003.00680v1 fatcat:uhbqkkslfverhprieeuy44l2zm

Multi-cloud oblivious storage

Emil Stefanov, Elaine Shi
2013 Proceedings of the 2013 ACM SIGSAC conference on Computer & communications security - CCS '13  
Splitting an ORAM across 2 or more non-colluding clouds allows us to reduce the client-cloud bandwidth cost by at least one order of magnitude, shifting the higherbandwidth communication to in-between  ...  We provide a fullfledged implementation of our 2-cloud ORAM system, and report results from a real-world deployment over Amazon EC2 and Microsoft Azure.  ...  INTRODUCTION Storage outsourcing is a growing industry that shields storage users from the burden of in-house infrastructure maintenance, and offers economies of scale.  ... 
doi:10.1145/2508859.2516673 dblp:conf/ccs/StefanovS13 fatcat:e4jbexipmndn7hr2y2h3admgcy

Data Fusion in Earth Observation and the Role of Citizen as a Sensor: A Scoping Review of Applications, Methods and Future Trends

Aikaterini Karagiannopoulou, Athanasia Tsertou, Georgios Tsimiklis, Angelos Amditis
2022 Remote Sensing  
performance, scalability level and computational efficiency.  ...  Passive crowdsensing observations are foreseen to gain a greater audience as, described in, most cases as a low-cost and easily applicable solution even in the unprecedented COVID-19 pandemic.  ...  4 experiments were evaluated using NSE and Bias's indexes.  ... 
doi:10.3390/rs14051263 fatcat:ffg4ulntnrdrxaknuydepyvelm

2020 Index IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems Vol. 39

2020 IEEE Transactions on Computer-Aided Design of Integrated Circuits and Systems  
Yakopcic, C., +, TCAD May 2020 1084-1095 Performance evaluation Cross-Layer Co-Optimization of Network Design and Chiplet Placement in 2.5-D Systems.  ...  ., +, TCAD Dec. 2020 5183-5196 Eva-CiM: A System-Level Performance and Energy Evaluation Framework for Computing-in-Memory Architectures.  ... 
doi:10.1109/tcad.2021.3054536 fatcat:wsw3olpxzbeclenhex3f73qlw4

Efficient Query Processing for Scalable Web Search

Nicola Tonellotto, Craig Macdonald, Iadh Ounis
2018 Foundations and Trends in Information Retrieval  
the search engines' indexes, or servicing growth in the user queries.  ...  works aiming at boosting the efficiency of query processing without negatively impacting the effectiveness performance of the system.  ...  Acknowledgements We would like to thank Maarten de Rijke for his patience and encouragements during the preparation of this manuscript, as well as the three anonymous reviewers for their constructive suggestions  ... 
doi:10.1561/1500000057 fatcat:wx53qhvfhnfwfc4hgdva5ypw3u

Prospective Multiple Antenna Technologies for Beyond 5G [article]

Jiayi Zhang, Emil Björnson, Michail Matthaiou, Derrick Wing Kwan Ng, Hong Yang, David J. Love
2020 arXiv   pre-print
Now that multiple antenna technology has become a key component of the fifth-generation (5G) networks, it is time for the research community to look for new multiple antenna applications to meet the immensely  ...  In this survey paper, we present a survey of three new multiple antenna related research directions that might play a key role in beyond 5G networks: Cell-free massive multiple-input multiple-output (MIMO  ...  As a compromise approach, various heuristic power allocation schemes can be found in [29] , [38] , [39] , [62] , but it lies in the nature of these schemes that it is hard to evaluate how well they  ... 
arXiv:1910.00092v3 fatcat:guqhyhwrqzao5cofii7ck2wzs4

When the hammer meets the nail: Multi-server PIR for database-driven CRN with location privacy assurance

Mohamed Grissa, Attila A. Yavuz, Bechir Hamdaoui
2017 2017 IEEE Conference on Communications and Network Security (CNS)  
Our analysis indicates that multi-server PIR is an ideal cryptographic tool to provide location privacy in database-driven CRNs, in which the requirement of replicated databases is a natural part of the  ...  We show that it is possible to achieve information theoretic location privacy for secondary users (SUs) in database-driven cognitive radio networks (CRNs) with an end-to-end delay less than a second, which  ...  Experimental Evaluation We further evaluate the performance of the proposed schemes experimentally to confirm the analytical observations. Hardware setting and configuration.  ... 
doi:10.1109/cns.2017.8228646 dblp:conf/cns/GrissaYH17 fatcat:hqo6lpvgijajpnupqg3fnyx5qi

Prospective Multiple Antenna Technologies for Beyond 5G

Jiayi Zhang, Emil Bjornson, Michail Matthaiou, Derrick Wing Kwan Ng, Hong Yang, David J. Love
2020 IEEE Journal on Selected Areas in Communications  
Radically new approaches are required to achieve orders-of-magnitude improvements in these metrics. There will be large technical challenges, many of which are yet to be identified.  ...  Index Terms-Beyond 5G, cell-free massive MIMO, beamspace, intelligent reflecting surface.  ...  As a compromise approach, various heuristic power allocation schemes can be found in [29] , [38] , [39] , [62] , but it lies in the nature of these schemes that it is hard to evaluate how well they  ... 
doi:10.1109/jsac.2020.3000826 fatcat:72uqtr64tbhdxije3dydafzeom

Artificial Intelligence : from Research to Application ; the Upper-Rhine Artificial Intelligence Symposium (UR-AI 2019) [article]

Andreas Christ, Franz Quint
2019 arXiv   pre-print
'Artificial Intelligence : from Research to Application' on March 13th, 2019 in Offenburg.  ...  The TriRhenaTech alliance is a network of universities in the Upper Rhine Trinational Metropolitan Region comprising of the German universities of applied sciences in Furtwangen, Kaiserslautern, Karlsruhe  ...  This research has been funded by the Federal Ministry of Education and Research of Germany in the framework of IKT 2020 -Forschung für Innovationen (project number 01IS17080).  ... 
arXiv:1903.08495v1 fatcat:3to4wspv3zc6dak6ogjpud5nkq

Smart Irrigation for Crop Management Using IoT

Mohamed Fazil, Rohan S, Ashritha C, Nagesh Shetty, Ramalingam H M
2022 Zenodo  
One aim is to reduce the amount of water lost to unnecessary evaporation, a concern in the 21st century. As a result, other factors, such as cost, time, and effective care are also benefited.  ...  The problems in the agriculture domain largely affect the food production and supply chain.  ...  In this paper [23] , they evaluated each function separately based on the performance of a built-in robot. the grid structure is used for pomegranate plants. 5 pairs of transmitters and receivers are  ... 
doi:10.5281/zenodo.6541688 fatcat:lkzl3hxa7ncltm2jxanez5cfzu
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