practical very large scale crfs

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Ngày tải lên: 05/09/2013, 14:58

... 4-2 Large- Scale MPLS VPN Deployment Copyright  2000, Cisco Systems, Inc. MP-BGP Scalability Mechanisms ... Review Questions n Describe BGP scaling issues in a MPLS VPN network. The number of routes in a very large MPLS/VPN network may result in exceeding the resources of the PE routers. MPLS VPN uses ... discarded by the receiving router, prior to sending the information to the receiving router. 4-4 Large- Scale MPLS VPN Deployment Copyright  2000, Cisco Systems, Inc. Partitioned Route Reflectors...

Ngày tải lên: 11/12/2013, 14:15

... 4 Large- Scale MPLS VPN Deployment 4-2 Large- Scale MPLS VPN Deployment Copyright  2000, Cisco Systems, Inc. MP-BGP Scalability ... Review Questions n Describe BGP scaling issues in a MPLS VPN network. The number of routes in a very large MPLS/VPN network may result in exceeding the resources of the PE routers. MPLS VPN uses ... updates by uploading a filter to the neighbor. n Why are outbound route filters useful? 4-4 Large- Scale MPLS VPN Deployment Copyright  2000, Cisco Systems, Inc. Partitioned Route Reflectors...

Ngày tải lên: 11/12/2013, 14:15

... filter to the sending PE router. 20 Large- Scale MPLS VPN Deployment Copyright  2000, Cisco Systems, Inc. Copyright  2000, Cisco Systems, Inc. Large- Scale MPLS VPN Deployment 23 © 2000, ... scalable and is being used in very large- scale networks supporting thousands of customers and potentially carrying millions of VPNv4 routes. MPLS VPN deployments with such a large overall number of ... single very large MPLS VPN customer. However, it could be done on any other BGP attribute, for example, based on standard BGP community. Copyright  2000, Cisco Systems, Inc. Large- Scale...

Ngày tải lên: 11/12/2013, 14:15

... of distinct terms. They answer tens of millions of queries every day. Despite the importance of large- scale search engines on the web, very little academic research has been done on them. Furthermore, ... over them. 6.1 Future Work A large- scale web search engine is a complex system and much remains to be done. Our immediate goals are to improve search efficiency and to scale to approximately 100 ... proliferation, creating a web search engine today is very different from three years ago. This paper provides an in-depth description of our large- scale web search engine the first such detailed public...

Ngày tải lên: 24/01/2014, 20:20

... Conditions for Large- Scale Impulsive Dynamical Systems 249 10.5 Specialization to Large- Scale Linear Impulsive Dynamical Systems 259 10.6 Stability of Feedback Interconnections of Large- Scale Im- pulsive ... thermodynamic large- scale system necessarily leads to nonconservation of ectropy and entropy. In addition, using the sys- tem ectropy as a Lyapunov function candidate, we show that our large- scale thermodynamic ... Introduction 305 13.2 Hybrid Decentralized Control and Large- Scale Impulsive Dynamical Systems 306 13.3 Hybrid Decentralized Control for Large- Scale Dynamical Systems 313 13.4 Interconnected Euler-Lagrange...

Ngày tải lên: 12/02/2014, 16:20

... Erin Duggan May 31, 2012 212-335-9400 DA VANCE: ABACUS BANK AND 19 INDIVIDUALS CHARGED IN LARGE- SCALE MORTGAGE FRAUD CONSPIRACY Employees and Managers Charged With Routinely Submitting False...

Ngày tải lên: 16/02/2014, 11:20

... documents into larger files when storing them in HDFS. We found this improved Hadoop’s performance by a factor of two and helped avoid memory issues with the central HDFS master when a large number ... are two notable projects in this direction. 3.4 Data Distribution The conventional wisdom for large- scale databases is to always send the computation to the data, rather than the other way around. In ... SQL DBMS from a major relational database vendor that stores data in A Comparison of Approaches to Large- Scale Data Analysis Andrew Pavlo Erik Paulson Alexander Rasin Brown University University of...

Ngày tải lên: 19/02/2014, 12:20

... presents Scribe, a large- scale event notification infrastruc- ture for topic-based publish-subscribe applications. Scribe supports large num- bers of topics, with a potentially large number of subscribers ... network can scale to an extremely large number of nodes because the algorithms to build and maintain the network have space and time costs of . This enables support for extremely large groups ... allows Scribe to scale to extremely large groups and to deal with rapid changes in group membership efficiently. The mechanisms for fault resilience in Bayeux and Scribe are also very different. All...

Ngày tải lên: 19/02/2014, 18:20

... promise of large- scale discriminative training for SMT is to scale to arbitrary types and numbers of features and to pro- vide sufficient statistical support by parameter esti- mation on large sample ... 2005): ∇l j (w) =  −¯x j if w, ¯x j  ≤ 0, 0 else. Our baseline algorithm 1 (SDG) scales pairwise ranking to large scale scenarios. The algorithm takes an average over the final weight updates of ... features vectors grew too large to be kept in memory. 6 Discussion We presented an approach to scaling discrimina- tive learning for SMT not only to large feature sets but also to large sets of parallel...

Ngày tải lên: 19/02/2014, 19:20

... “independent” refers to standard binary classification accuracy. each training sentence, we can very easily scale our model to much larger amounts of data. In Ta- ble 4, we also show the performance of the gener- ative ... 959–968, Jeju, Republic of Korea, 8-14 July 2012. c 2012 Association for Computational Linguistics Large- Scale Syntactic Language Modeling with Treelets Adam Pauls Dan Klein Computer Science Division University ... O( 3 ) computation of this sum, the grammar constant for this PCFG would be unmanageably large (since every parent rule context would need its own state in the gram- mar), and extensive pruning...

Ngày tải lên: 19/02/2014, 19:20

... Euro- pean Language Resources Association (ELRA). Michele Banko and Eric Brill. 2001. Scaling to very very large corpora for natural language disambigua- tion. In Proceedings of 39th Annual Meeting ... on giant corpora many orders of mag- nitude larger than previously used, they do lay out how AL might be useful to apply to acquire data to augment a large set cheaply because they rec- ognize ... intended use cases are very different. They deal with the more traditional AL setting of starting from an ex- tremely small set of seed data. Also, by SMT stan- dards, they only add a very tiny amount...

Ngày tải lên: 20/02/2014, 04:20

... first work of building a complex large scale distributed language model with a principled approach that is more powerful than n- grams when both trained on a very large corpus with up to a billion ... very large corpora to train our compos- ite language model, both the data and the parameters can’t be stored in a single machine, so we have to resort to distributed computing. The topic of large scale ... SEMANTIZER of test document. The m-SLM performs competitively with its counterpart n-gram (n=m+1) on large scale corpus. In Table 3, for composite n-gram/m-SLM model (n = 3, m = 2 and n = 4, m = 3) trained on...

Ngày tải lên: 20/02/2014, 04:20

... en- tries from a large amount of dependency relations in Web documents. To our knowledge, no one else has performed this type of clustering on such a large scale. Wikipedia also produced a large gazetteer of ... clustering with a vocabulary that is large enough to cover the many named entities required to improve the accuracy of NER is difficult. We enabled such large- scale clustering by paralleliz- ing ... Association for Computational Linguistics Inducing Gazetteers for Named Entity Recognition by Large- scale Clustering of Dependency Relations Jun’ichi Kazama Japan Advanced Institute of Science...

Ngày tải lên: 20/02/2014, 09:20

... many identical sentences. We address this weakness of co-selection Evaluation challenges in large- scale document summarization Dragomir R. Radev U. of Michigan radev@umich.edu Wai Lam Chinese ... Michigan hqi@umich.edu Elliott Drabek Johns Hopkins U. edrabek@cs.jhu.edu Abstract We present a large- scale meta evaluation of eight evaluation measures for both single-document and multi-document summarizers. ... summa- rization in a standard and inexpensive way is a diffi- cult task (Mani et al., 2001). Traditional large- scale evaluations are either too simplistic (using measures like precision, recall, and percent...

Ngày tải lên: 20/02/2014, 16:20