Chord: A Scalable Peertopeer Lookup Service for Internet Applications pot

Chord: A Scalable Peertopeer Lookup Service for Internet Applications pot

Chord: A Scalable Peertopeer Lookup Service for Internet Applications pot

... ring. Assuming that the data Chord is being used to locate is cryptographically authenticated, this is a threat to availability of data rather than to authenticity. The same approach used above ... Chord maps keys onto nodes, traditional name and lo- cation services provide a direct mapping between keys and val- ues. A value can be an address, a document, or an arbitrary data item. Ch...
Ngày tải lên : 15/03/2014, 22:20
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Chord: A Scalable Peer-to-peer Lookup Protocol for Internet Applications ppt

Chord: A Scalable Peer-to-peer Lookup Protocol for Internet Applications ppt

... section a Chord-based application that maps keys onto val- ues. A value can be an address, a document, or an arbitrary data item. A Chord-based application would store and find each value at the ... the total cost of the system, since each participant need providecapacity only for the averageload, not for that participant’s peak load. Dabek et al. describe a realization of this i...
Ngày tải lên : 23/03/2014, 03:20
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NiagaraCQ: A Scalable Continuous Query System for Internet Databases ppt

NiagaraCQ: A Scalable Continuous Query System for Internet Databases ppt

... problem. Our approach also falls into this category. Alert [SPAM91] was among the earliest active database systems. It tried to reuse most parts of a passive DBMS to implement an active database. 7. ... (1999). [MD89] D. McCarthy and U. Dayal. The architecture of an active database management system. SIGMOD 1989: 215-224. [RC88] A. Rosenthal and U. S. Chakravarthy. Anatomy of a Modular M...
Ngày tải lên : 23/03/2014, 03:20
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Báo cáo khoa học: "A Scalable Probabilistic Classifier for Language Modeling" pdf

Báo cáo khoa học: "A Scalable Probabilistic Classifier for Language Modeling" pdf

... Introduction A Language Model (LM) is an important compo- nent within many natural language applications in- cluding speech recognition and machine translation. The task of a generative LM is to assign a ... (Berger et al., 1996) for the task. Unfortunately, data sparsity resulting from the large number of classes makes it difficult to obtain reli- able parameter estimates, even on l...
Ngày tải lên : 07/03/2014, 22:20
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Relational Cloud: A Database-as-a-Service for the Cloud potx

Relational Cloud: A Database-as-a-Service for the Cloud potx

... Wu eugenewu@mit.edu Sam Madden madden@csail.mit.edu Hari Balakrishnan hari@csail.mit.edu Nickolai Zeldovich nickolai@csail.mit.edu ABSTRACT This paper introduces a new transactional “database-as -a- service (DBaaS) ... automating many database management tasks, a DBaaS can substantially reduce operational costs and perform well. From the viewpoint of the operator of a DBaaS, by taking...
Ngày tải lên : 16/03/2014, 16:20
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Gender as a Health Determinant and Implications for Health Education pot

Gender as a Health Determinant and Implications for Health Education pot

... determinant of health (Paper prepared for the Canada-USA Forum on Women’s Health). Ottawa: Health Canada. Kawachi, I., & Berkman, L. F. (2001). Social ties and mental health. Journal of Urban Health, 78, ... Gender and Health, University of Albert, Canada. Susan Kirkland, Department of Community Health and Epidemiology, Dalhousie University, Halifax, Canada. Address correspondence to Ka...
Ngày tải lên : 14/03/2014, 21:20
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Báo cáo khoa học: "A Language-Independent Unsupervised Model for Morphological Segmentation" pot

Báo cáo khoa học: "A Language-Independent Unsupervised Model for Morphological Segmentation" pot

... of affix candidates: type-1 affix candidates are words that are contained in the data base as full words (those are due to compounding); type-2 affix candidates are inflectional and deriva- tional ... to one of the above processes it is not trivial toautomat- ically group related words and detect regular trans- formational patterns. A range of automated algorithms for morpholog- ical analysis...
Ngày tải lên : 17/03/2014, 04:20
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Báo cáo khoa học: "A Class of Submodular Functions for Document Summarization" pot

Báo cáo khoa học: "A Class of Submodular Functions for Document Summarization" pot

... submodularity naturally arises. Concept-based summarization (Filatova and Hatzivassiloglou, 2004; Takamura and Okumura, 2009; Riedhammer et al., 2010; Qazvinian et al., 2010) usually maximizes ... in fact, that many well-established methods for summarization (Carbonell and Goldstein, 1998; Filatova and Hatzivassiloglou, 2004; Takamura and Okumura, 2009; Riedhammer et al., 2010; Shen and Li,...
Ngày tải lên : 23/03/2014, 16:20
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Báo cáo khoa học: "A Polynomial-Time Parsing Algorithm for TT-MCTAG" pot

Báo cáo khoa học: "A Polynomial-Time Parsing Algorithm for TT-MCTAG" pot

... proposed for natural languages (see Chen-Main and Joshi (2007) for an overview), it seems that there are no important natural language phenomena that can be described by LCFRS and not by TT-MCTAG. Any ... generate only polynomial lan- guages but their generative capacity is too limited to deal with all natural language phenomena. This has been argued for tree-local and even set-local MC...
Ngày tải lên : 23/03/2014, 16:21
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System dynamics applied to project management: a survey, assessment, and directions for future research potx

System dynamics applied to project management: a survey, assessment, and directions for future research potx

... the plan and adds direct impacts. Are both approaches acceptable? When is each approach preferable? There may also be some methodological (and per- haps legal) issues about the proper way to ... earlier). In addi- tion, Barlas and Bayraktutar (1992), Repenning (MacInnis, 2004), and others have developed gaming simulators for use with students and managers. As an aid in teaching system dynam...
Ngày tải lên : 30/03/2014, 01:20
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