practical very large scale crfs
Tài liệu Large-Scale MPLS VPN Deployment pdf
Ngày tải lên :
11/12/2013, 14:15
... 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...
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Tài liệu Large-Scale MPLS VPN Deployment doc
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...
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Tài liệu Large-Scale MPLS VPN Deployment ppt
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...
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Tài liệu The Anatomy of a Large-Scale Hypertextual Web Search Engine ppt
Ngày tải lên :
24/01/2014, 20:20
... 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...
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Tài liệu Stability and Control of Large-Scale Dynamical Systems pptx
Ngày tải lên :
12/02/2014, 16:20
... 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...
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Tài liệu DA VANCE: ABACUS BANK AND 19 INDIVIDUALS CHARGED IN LARGE-SCALE MORTGAGE FRAUD CONSPIRACY ppt
Ngày tải lên :
16/02/2014, 11:20
... 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...
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Tài liệu A Comparison of Approaches to Large-Scale Data Analysis pdf
Ngày tải lên :
19/02/2014, 12:20
... 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...
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Tài liệu SCRIBE: The design of a large-scale event notification infrastructure? doc
Ngày tải lên :
19/02/2014, 18:20
... 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...
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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
... 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...
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Tài liệu Báo cáo khoa học: "Large-Scale Syntactic Language Modeling with Treelets" docx
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...
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Tài liệu Báo cáo khoa học: "Bucking the Trend: Large-Scale Cost-Focused Active Learning for Statistical Machine Translation" docx
Ngày tải lên :
20/02/2014, 04:20
... 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...
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Tài liệu Báo cáo khoa học: "A Large Scale Distributed Syntactic, Semantic and Lexical Language Model for Machine Translation" doc
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...
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Tài liệu Báo cáo khoa học: "Inducing Gazetteers for Named Entity Recognition by Large-scale Clustering of Dependency Relations" ppt
Ngày tải lên :
20/02/2014, 09:20
... 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...
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Tài liệu Báo cáo khoa học: "Evaluation challenges in large-scale document summarization" doc
Ngày tải lên :
20/02/2014, 16:20
... 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...
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