triage for large scale rescues

Tài liệu Báo cáo khoa học: "Joint Feature Selection in Distributed Stochastic Learning for Large-Scale Discriminative Training in SMT" pdf

Ngày tải lên : 19/02/2014, 19:20

... (wz,t,i,j ) end for wz,t,i+1,0 ← wz,t,i,P end for end for Collect/stack weights W ← [w1,t,S,0 | |wZ,t,S,0 ]T Select top K feature columns of W by norm and for k ← K v[k] = end for end for return ... learning for SMT not only to large feature 18 sets but also to large sets of parallel training data Since inference for SMT (unlike many other learning problems) is very expensive, especially on large ... 1}: Decode ith input with wt,i,0 for all pairs xj , j ∈ {0 P − 1}: wt,i,j+1 ← wt,i,j − η lj (wt,i,j ) end for wt,i+1,0 ← wt,i,P end for wt+1,0,0 ← wt,I,0 end for return T T wt,0,0 t=1 While...

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Báo cáo khoa học: "Leveraging Reusability: Cost-effective Lexical Acquisition for Large-scale Ontology Translation" potx

Ngày tải lên : 08/03/2014, 02:21

... translations—or applying automatic techniques to large- scale parallel corpora where data sparsity poses a problem for lowfrequency terms Data sparsity is also an issue for more general state-of-the-art bilingual ... structure in large- scale ontology translation In Proceedings of the 11th Annual Conference of the European Association for Machine Translation Oslo, Norway Our thanks to Doug Oard for his contribution ... of the Third Asian Conference for Information Technology in Agriculture Beijing, China: Chinese Academy of Agricultural Sciences (CAAS) and Asian Federation for Information Technology in Agriculture...

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Báo cáo khoa học: "A System for Large-Scale Acquisition of Verbal, Nominal and Adjectival Subcategorization Frames from Corpora" pot

Ngày tải lên : 17/03/2014, 04:20

... system for automatically acquiring verbal, nominal and adjectival subcategorization and associated frequency information from English corpora, which can be used to build large- scale lexicons for ... Figure 4: Pattern for frame adj-obj -for- to-inf adj-obj -for- to-inf (|These:1_DD2| |example+s:2_NN2| |of:3_IO| |animal:4_JJ| |senses:5_NN2| |be+:6_VBR| |relatively:7_RR| |easy:8_JJ| |for: 9_IF| |we+:10_PPIO2| ... which easy[8] occurs as a complement The ﬁrst (PP)-complement is for us, as indicated by ncmod (for[ 9] easy[8] we+[10]), with for as PFORM and we+ (us) as NP The second complement is represented by...

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Báo cáo khoa học: "Efﬁcient Inference of CRFs for Large-Scale Natural Language Data" docx

Ngày tải lên : 23/03/2014, 17:20

... 368 s for ours) and 7∼12 times faster for decoding (2.881 ms for M ALLET, 5.028 ms for C RF ++, and 0.418 ms for ours) This result demonstrates that learning and decoding CRFs for large- scale ... performs 5∼50 times faster for training (1,774 s for M ALLET, 18,134 s for C RF ++, Experiment We evaluated our method on six large- scale natural language data sets (Table 1): Penn Treebank3 for ... the forward-backward procedure to calculate marginals (Sutton and McCallum, 2006) We formally describe here an efﬁcient calculation of α and β recursions for the forwardbackward procedure The forward...

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Mining Console Logs for Large-Scale System Problem Detection docx

Ngày tải lên : 30/03/2014, 16:20

... constant dimension for each vector, its runtime is linear in the number of vectors, so detection can scale to large logs yn = PPT y = Cn y, where P = [v1 , v2 , , vk ], is formed by the ﬁrst ... information for automatic analysis of console logs, and is widely used in prior work [17, 11] Identifying the message type and extracting the message variables are crucial preprocessing steps for ... when exceptional behavior happens, and therefore Approach There are four steps in our approach for mining console logs We ﬁrst extract structured information from console logs By combining logs...

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Báo cáo khoa học: "Distributed Word Clustering for Large Scale Class-Based Language Modeling in Machine Translation" docx

Ngày tải lên : 31/03/2014, 00:20

... a separate clustering for each word position in a trigram model In the experimental evaluation, the authors observe the largest improvements using a speciﬁc clustering for the last word of each ... those sets of clusters for which N (w, c) > or N (c, w) > for a word w about to be exchanged, both of which can be calculated efﬁciently when exchanging a word The algorithm scales linearly in the ... Nc ))) When using large corpora with large numbers of bigrams the number of required updates can increase pre and towards the quadratic upper bound as Nc suc Nc approach Nc For a more detailed...

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scalable decentralized object location and routing for large scale peer to peer systems

Ngày tải lên : 28/04/2014, 13:40

... contacts the live node with the largest index on the side of the failed node, and asks that node for its ¼, it requests the leaf set from leaf table For instance, if Ä failed for Ä ¾ ¼ Ä Ä ¾ Let the ... so forth Results are shown for the three different protocols for initializing a new node’s state, with (“Estimation”) and without (“Standard”) the heuristic mentioned in Section 2.5, and for ... original motivation for peer-to-peer systems, but it is not a pure peer-to-peer system because its database is centralized All three systems are primarily intended for the large- scale sharing of...

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Báo cáo hóa học: " Adaptive antenna selection and Tx/Rx beamforming for large-scale MIMO systems in 60 GHz channels" pptx

Ngày tải lên : 21/06/2014, 01:20

... resort to a simple stochastic gradient method for updating the beamformers 4.1 Stochastic gradient algorithm for beamformer update The algorithm for the beamformer update is a generalization of [14] ... the current beamformers (w, u), we generate Kt perturbation vectors for the transmit beamformer, pj ∼ CN (0, I), j = 1, , Kt, and K r perturbation vectors for the receive beamformer, qi ∼ CN ... single-run performance of Algorithm for antenna selection the exhaustive search over a large number (e.g., 1,000) of subsets Performance of antenna selection with variable size Figure shows the performance...

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Báo cáo hóa học: " Research Article Distributed and Cooperative Link Scheduling for Large-Scale Multihop Wireless Networks" doc

Ngày tải lên : 22/06/2014, 06:20

... long as λl is large enough, upon convergence, Pl (i) (k) for each l becomes nonzero for some (at least one) of k = 1, 2, , K, and zero for the rest of k = 1, 2, , K Then for each k, there ... jl < for all j =l if λl = Therefore, in order to have a meaningful result from (8), we must have λl > We now consider a case where αlm = αml > 1, αml > α jl for all j =m, and αlm > α jm for all ... allocation to satisfy the uniform link data rate rl = R in bits/s/Hz Shown in this ﬁgure, R ≥ is infeasible for K = 1, R ≥ 1.8 infeasible for K = 3, 4, and R ≥ 2.1 infeasible for K = The transition...

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Báo cáo y học: "Hybrid dynamic/static method for large-scale simulation of metabolism" pptx

Ngày tải lên : 13/08/2014, 23:20

... metabolite A (+) Perturbation Boundary Static part + + of kinetic properties for large- scale metabolic pathways Therefore, the applicability of the dynamic method has been limited to relatively ... employed for large- scale analyses of metabolism [4,15,16] Assuming a steady-state condition, MFA provides a flux distribution as the solution of the mass balance equation without the need for rate ... intended to reduce the masses of information necessary for developing dynamic cell -scale simulation models In addition, this DFBA study did not define the criteria for segmenting a whole metabolic...

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Báo cáo y học: "Consolidating the set of known human protein-protein interactions in preparation for large-scale mapping of the human interactome" ppt

Ngày tải lên : 14/08/2014, 14:21

... articles focusing on core cellular pathways Large- scale interaction assays among human proteins have yet to be performed, although a medium -scale map was created for the purified TNFα/NFκB protein complex ... minimal threshold for our mined interactions However, it is clear that proteins are co-cited for many reasons other than physical interactions We therefore tried to enrich specifically for physical ... queried for protein interactions and their corresponding Medline citations We estimate these interactions form less than 10% of the human interactome, setting the stage for future efforts to...

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Báo cáo y học: "Network security and data integrity in academia: an assessment and a proposal for large-scale archiving" potx

Ngày tải lên : 14/08/2014, 14:22

... allows information to be generated at a much faster rate, the scale of digital information is vastly greater than physically printed information ever was – a fact that is causing headaches for the ... provide security services for the community Finally, we have suggested that a large- scale backup system be set up to archive academia’s digital data and to ensure its integrity for posterity It is ... security-event counts for the first 198 days of 2002; the expanded region had a large increase in daily counts Attack attempts are an everyday occurrence and there can be large spikes in attack...

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Báo cáo y học: "An annotated cDNA library and microarray for large-scale gene-expression studies in the ant Solenopsis invicta" pot

Ngày tải lên : 14/08/2014, 17:22

... Institute of Bioinformatics for advice and access to bioinformatics resources; C LaMendola for help with ant sampling, RNA collections and microarray hybridizations; C Bernasconi for running PCR ... alignments [49,50] were performed using the Blast Network Service provided by the Swiss Institute for Bioinformatics or on a desktop PC using standalone blast software For both blastx and blastn ... PCR analyses antor blastn the on HymenopHoneybasedforof bestmostclones blastxatassembled blastn hit toand Additionalforbeeforsequences to fireperformedbasedsequences with good assembled GO genome...

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dynamic workflow management for large scale scientific applications

Ngày tải lên : 30/10/2014, 20:07

... dramatically because of the high demand for computational and data resources Large scale scientiﬁc applications are the main drivers for this demand since they involve large number of simulations and ... Condor monitors the progress of the jobs, and informs the users about the jobs’ statuses As large clusters are especially designed for needs of large scale scientiﬁc applications, total of idle cycles ... those systems static information for each task is stored in catalogs such as site catalog, transformation catalog, and replication catalog For instance many types of the information about sites...

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efficient communication and coordination for large-scale multi-agent systems

Ngày tải lên : 14/11/2014, 06:38

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TIỂU LUẬN MÔN CƠ SƠ DỮ LIỆU NÂNG CAO Massive Parallel Processing for Large Scale Database

Ngày tải lên : 08/07/2015, 16:05

... http://db.cs.yale.edu/hadoopdb/hadoopdb.html http://www.cubrid.org/blog/dev-platform/database-technology -for- large- scaledata/ http://hadoop.apache.org/ http://davidmenninger.ventanaresearch.com/2011/01/19/secrets-revealed-inmassively-parallel-processing-and-database-technology/...

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TIỂU LUẬN MÔN CƠ SƠ DỮ LIỆU NÂNG CAO Massive Parallel Processing for Large Scale Database

Ngày tải lên : 08/07/2015, 16:08

... nội dung trình bày    Sự cần thiết MPP Large Scale Database Phương hướng thực thi MPP Một số hệ thống sở liệu thực thi MPP Sự cần thiết MPP Large Scale Database     Có nhiều dịch vụ giới ... http://db.cs.yale.edu/hadoopdb/hadoopd b.html http://www.cubrid.org/blog/devplatform/database-technology -for- largescale-data/ http://hadoop.apache.org/ 17 Xin chân thành cảm ơn! 18 ...

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Algorithms for large scale nuclear norm minimization and convex quadratic semidefinite programming problems

Ngày tải lên : 10/09/2015, 08:41

... in [131, Lemma 2.3.6 and Proposition 2.3.7] For any λ = (λ1 , , λ(p+q) )T ∈ p+q , let λi = σi for i ∈ α, λi = −σi−p for i ∈ γ, and λi = for i ∈ β For each threshold ρ > 0, we decompose the ... these solvers are not suitable for problems with large p + q or m since in each iteration of these solvers, a large and dense Schur complement equation must be solved for computing the search direction ... that it requires less computer memory for solving large scale problems However, the potential diﬃculty of this method is that the low rank factorization formulation is nonconvex and the rank...

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Inexact interior point methods for large scale linear and convex quadratic semidefinite programming

Ngày tải lên : 11/09/2015, 10:02

... computationally eﬃcient preconditioners for large scale dense and ill-conditioned linear system in each iteration explains why recent approaches for solving large scale linear SDP have moved beyond ... based on classical methods for convex programming, such as proximal-point and augmented Lagrangian methods (For details on non-interior-point based methods for solving large scale linear SDP, see ... Introduction Optimization research community has been ﬁghting long battles with large- scale problems while the magnitude of large- scale has been evolving dramatically In 1947, when simplex method was...

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A semismooth newton CG augmented lagrangian method for large scale linear and convex quadratic SDPS

Ngày tải lên : 12/09/2015, 21:26

... the theory and algorithm for solving large scale convex quadratic programming over special symmetric cones Because of the inefficiency of interior point methods for large scale SDPs, we introduce ... co-advisor Professor Defeng Sun, for his patient introducing me into the field of convex optimization, for his enthusiasm about discussing mathematical issues and for the large amount of time he devoted ... point methods for solving large scale convex QSDP problems Koˇvara and Stingl [60] used a modified barrier method (a variant of the c Lagrangian method) combined with iterative solvers for convex...

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