Báo cáo toán học: "A MATRIX DYNAMICS APPROACH TO GOLOMB’S RECURSION" potx
Báo cáo toán học: "A MATRIX DYNAMICS APPROACH TO GOLOMB’S RECURSION" potx
... the
6
A MATRIX DYNAMICS APPROACH TO GOLOMB’S RECURSION
Edward J. Barbeau, John Chew and Stephen Tanny
Department of Mathematics
University of Toronto
Toronto, ON M5S 3G3
barbeau@math.utoronto.ca, ... that a similar approach will lead to a solution to (1)
which is not eventually increasing.
4. Concluding remarks
The matrix dynamics approach described in Section 2 can be a...
Báo cáo toán học: "A finite calculus approach to Ehrhart polynomials" ppsx
... volume
computation.
Let us return to our polytope t∆
d
⊆ R
d
and compute its Ehrhart polynomial. For this
example, our inductive approach to computing volume works out well when translated to
the discrete problem. ... 2
5
(the summands are called step-polynomials in [VW]). The only known way to compute
such sums seems to be to first convert to a generating function using meth...
Báo cáo khoa học: "A Syntax-Free Approach to Japanese Sentence Compression" potx
... alternative to these tree trimming
approaches, sequence-oriented approaches have
been proposed (McDonald, 2006; Nomoto, 2007;
Hori and Furui, 2003; Clarke and Lapata, 2006).
Nomoto (2007) and ... Syntax-Free Approach to Japanese Sentence Compression
Tsutomu HIRAO, Jun SUZUKI and Hideki ISOZAKI
NTT Communication Science Laboratories, NTT Corp.
2-4 Hikaridai, Seika-cho, Soraku-gun, Kyoto...
Báo cáo khoa học: "A FULLY STATISTICAL APPROACH TO NATURAL LANGUAGE INTERFACES " potx
...
phenomenon, similar in spirit to one-anaphora, is illustrated
by the following dialog::
USER 1:
SYSTEM 1:
USER2:
I want to fly from Boston to Denver.
<displays Boston to Denver flights>
Which ... return flights from Denver to Boston,
it is intuitively much less likely that the user means the "on
Tuesday" constraint to continue to apply.
The discourse h...
Báo cáo khoa học: "A Corpus-Based Approach to Deriving Lexical Mappings" potx
... applied to,
the same, large body of text and a mapping de-
rived from the distributions of the pair of tag-sets
in the corpus.
2 Case Study
In order to test this approach we attempted to
map together ... EACL '99
A Corpus-Based Approach to Deriving Lexical Mappings
Mark Stevenson
Department of Computer Science,
University of Sheffield,
Regent Court, 211 Portobello S...
Báo cáo toán học: "a matrix representation of graphs and its spectrum as a graph invariant" ppt
... exclusive.
Each case corresponds to U
3
(i,j),(l,m)
> 0 for one of the cases A-F above. The condition 1
corresponds to the case A, 2 to C, 3 to D, 4 to E and 5 to F. We have U
3
(i,j),(l,m)
≤ ... QU(H)Q
−1
, for some permutation matrix Q. According to Definition 1,
this fact is sufficient to ensure that G
∼
=
H if and only if U(G)=QU(H)Q
−1
, for some
permutation matrix Q....
Báo cáo toán học: "A Differential Approach for Bounding the Index of Graphs under Perturbations" ppsx
... adjacency
matrix A = (a
ij
) of G has entries a
ij
= 1 if u
i
u
j
∈ E and a
ij
= 0 otherwise. We denote
by j the (column) vector of R
n
with all its entries equal to 1. Hence, Aj is the vector of
degrees ... perturbation
of the matrix associated with G
I
that produces the matrix associated with G
F
can b e
the electronic journal of combinatorics 18 (2011), #P172 4
matrices. Then, Au...
Tài liệu Báo cáo khoa học: "A Ranking-based Approach to Word Reordering for Statistical Machine Translation" doc
... converted to dependency trees us-
ing Stanford Parser (Marneffe et al., 2006). We con-
vert the tokens in training data to lower case, and
re-tokenize the sentences using the same tokenizer
from ... sensitive to parser er-
rors; on the other hand, integrated model is forced
to use a longer distortion limit which leads to more
search errors during decoding time. It is possible to
9...
Tài liệu Báo cáo khoa học: "A Fully Bayesian Approach to Unsupervised Part-of-Speech Tagging∗" docx
... differences hold to a
lesser degree when a partial dictionary is provided.
With MLHMM, different tokens of the same word
type are usually assigned to the same cluster, but
types are assigned to clusters ... HHTHHHTHHH
(a)
(b)
Figure 1: The Bayesian approach to estimating the
value of a latent variable, t, from observed data, w,
chooses a value of t robust to uncertainty in θ. (a)...
Tài liệu Báo cáo khoa học: "A Feature Based Approach to Leveraging Context for Classifying Newsgroup Style Discussion Segments" pptx
... order to achieve statistical signifi-
cance. Performance over a validation set was al-
ways worse with larger history sizes than 1.
5 Conclusions
We have described work towards an approach to ... is to
enable the quality and nature of discussions that
occur within an on-line discussion board to be
communicated in a summary to a potential new-
comer or group moderators.
We pr...
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