randomized algorithms and nlp
Báo cáo khoa học: "Randomized Algorithms and NLP: Using Locality Sensitive Hash Function for High Speed Noun Clustering" pdf
Ngày tải lên :
08/03/2014, 04:22
... Computational Linguistics
Randomized Algorithms and NLP: Using Locality Sensitive Hash Function
for High Speed Noun Clustering
Deepak Ravichandran, Patrick Pantel, and Eduard Hovy
Information ... two
avenues. Handling terabytes of data requires more
efficient algorithms than are currently used in NLP.
We propose a web scalable solution to clustering
nouns, which employs randomized algorithms. ... 72.8%
ing by Pantel and Lin (2002) so that the results are
comparable. We randomly choose 100 nouns and
calculate the top N elements closest to each noun in
the similarity lists using the randomized algorithm
described...
- 8
- 393
- 0
Distributed Algorithms and Protocols for Scalable Internet Telephony
Ngày tải lên :
06/11/2012, 10:35
... considered jointly. We
propose and simulate a number of algorithms for integrating FEC into playout buffer adaptation
schemes, and show that they are superior to non-integrated algorithms.
Receiving feedback ... analyze, and simulate a class of algorithms termed reconsideration,
which support congestion controlled feedback in highly dynamic groups, and then show how the
memory requirements of our algorithms ... The system that manages and controls the behavior of the transport algo-
rithms and protocols. It provides feedback to senders (and third parties) on the loss, delay,
and jitter being provided...
- 358
- 369
- 0
Tài liệu Algorithms and Complexity ppt
Ngày tải lên :
12/12/2013, 21:15
... writing, debugging, and using a program that is nontrivially recursive,
for example. The concept of recursion is subtle and powerful, and is helped a lot by hands-on practice.
Any of the algorithms of ... endpoint of f is, say, v and the other one is some vertex
x other than v or w. But then the colors of v and x must be different because vw and x were joined in
G/{e} by an edge, and therefore must have ... vertices are, and then we say which pairs of vertices are its edges. The
set of vertices of a graph G is denoted by V (G), and its set of edges is E(G).
If v and w are vertices of a graph G,andif(v,...
- 139
- 422
- 0
Tài liệu Algorithms and Complexity pdf
Ngày tải lên :
20/12/2013, 19:15
... surely true if G has V
vertices and no edges at all. Hence, suppose it is true for all graphs of V vertices and fewer than E edges,
and let G have V vertices and E edges. Then (2.3.4) implies ... a function of B).
Now let’s talk about the difference between easy and hard computational problems and between fast
and slow algorithms.
A warranty that would not guarantee ‘fast’ performance ... that makes the difference between the easy and the hard classes of
problems, or between the fast and the slow algorithms.
It is highly desirable to work with algorithms such that we can give a performance...
- 139
- 396
- 0
Tài liệu Application of Genetic Algorithms and Simulated Annealing in Process Planning Optimization pptx
Ngày tải lên :
25/12/2013, 19:15
... information (machines, tools, and all the cost indices) is described earlier and the required
OPTs and their machine, tool, and TAD alternatives are shown in Table 9.2 and the PRs between the
OPTs ... times.
9.5 Comparison between the GA and the SA Algorithm
Both the GA and the SA algorithm described earlier are stochastic search algorithms. They are devised
to handle the same problem model, i.e., ... current machine. M-c is randomly selected from M-c and M-e and assigned
to OPT3 to replace M-a. It is then found that M-a is also the current machine used by OPT1, OPT4,
OPT5, and OPT2. Among these...
- 27
- 514
- 0
Tài liệu Algorithms and Complexity doc
Ngày tải lên :
24/01/2014, 00:20
... writing, debugging, and using a program that is nontrivially recursive,
for example. The concept of recursion is subtle and powerful, and is helped a lot by hands-on practice.
Any of the algorithms of ... that makes the difference between the easy and the hard classes of
problems, or between the fast and the slow algorithms.
It is highly desirable to work with algorithms such that we can give a performance ... a function of B).
Now let’s talk about the difference between easy and hard computational problems and between fast
and slow algorithms.
A warranty that would not guarantee ‘fast’ performance...
- 140
- 332
- 3
Tài liệu Internet Security Cryptographic Principles, Algorithms and Protocols Man Young Rhee ppt
Ngày tải lên :
15/02/2014, 08:20
... Security
Cryptographic Principles, Algorithms
and Protocols
Man Young Rhee
School of Electrical and Computer Engineering
Seoul National University, Republic of Korea
16 INTERNET SECURITY
and connectionless datagram ... University in 1952
and his M.S.E.E and Ph.D. degree from the University of Colorado in 1956 and 1958,
respectively. Since 1997, Dr. Rhee is an Invited Professor of Electrical and Computer
Engineering, ... Information and
Optimization Sciences, and a member of the Advisory Board for the Journal of Commu-
nications and Networks. He was a frequent invited visitor for lecturing on Cryptography
and Network...
- 426
- 469
- 0
Tài liệu Báo cáo khoa học: "Parsing Algorithms and Metrics" doc
Ngày tải lên :
20/02/2014, 22:20
... between 1 and n the triple
(s,s, ws) E T.
• The tree is binary branching and consistent.
Formally, for every (s,t, X) in T, s ¢ t, there is
exactly one r, Y, and Z such that s < r < t and ...
01024, and a National Science Foundation Gradu-
ate Student Fellowship. I would also like to thank
Stanley Chen, Andrew Kehler, Lillian Lee, and Stu-
art Shieber for helpful discussions, and ...
and then substituting this equality, we get
Ta =argm~x E
P(S =~ s-t
(,,t,X)eT
(7)
At this point, it is useful to introduce the Inside
and Outside probabilities, due to Baker (1979), and...
- 7
- 279
- 0
Algorithms and Computation doc
Ngày tải lên :
14/03/2014, 10:20
... e
cient exact algorithms. In this paper, we combined these
two techniques in di
erent ways and obtained improved exact algorithms for #MWIS
and MMM. Other problems for which we obtain faster algorithms ... Mukhopadhyay
Session 6A: Algorithms and Data Structures
Efficient Algorithms for the Sum Selection Problem and K Maximum
Sums Problem 460
Tien-Ching Lin, Der-Tsai Lee
Deterministic Random Walks on the ... Demaine and MohammadTaghi Hajiaghayi. Equivalence of local treewidth
and linear local treewidth and its algorithmic applications. In Proceedings of the
15th ACM-SIAM Symposium on Discrete Algorithms...
- 4.3K
- 1.3K
- 0
Adaptive Filtering : Algorithms and Practical Implementation doc
Ngày tải lên :
16/03/2014, 22:20
... mother’s patience, love, and understanding seem
to be endless.
My brother Fernando always says yes, what else do I want? He also awarded me
with my nephews Fernandinho and Daniel.
My family deserves ... eigenvalues
i
and
j
, it follows that
Rq
i
D
i
q
i
and
Rq
j
D
j
q
j
(2.62)
Using the fact that R is Hermitian and that
i
and
j
are real, then
q
H
i
R D
i
q
H
i
and by multiplying ... Newton and steepest-descent algorithms
are briefly introduced. Since the use of these algorithms would require a com-
plete knowledge of the stochastic environment, the adaptive filtering algorithms
introduced...
- 659
- 1K
- 0
Multi-way Analysis in the Food Industry Models, Algorithms, and Applications pptx
Ngày tải lên :
31/03/2014, 22:20
... has been widely used in
psychometrics and related areas for a long time. As such CANDECOMP
and PARAFAC are identical and thus in this context the theory of CANDE-
COMP does not add much to the ... models and algorithms now available. Hence, two other
important aspects are the development of new models aimed at handling
problems typical of today's scientific work, and better algorithms ... dependent on data, model, and algorithm. While some ALS-
algorithms like NIPALS (Martens & Næs 1989) for fitting a PCA model, or
most algorithms for fitting the Tucker3 and N-PLS model (Kroonenberg
1983),...
- 311
- 548
- 0
