probabilistic modeling of dynamic environments for mobile robots
Báo cáo khoa học: "Discriminative Modeling of Extraction Sets for Machine Translation" pptx
Ngày tải lên :
07/03/2014, 22:20
... Association for Computational Linguistics
Discriminative Modeling of Extraction Sets for Machine Translation
John DeNero and Dan Klein
Computer Science Division
University of California, Berkeley
{denero,klein}@cs.berkeley.edu
Abstract
We ... can define a dynamic program to
search the space of extraction sets. An ITG deriva-
tion for some alignment A decomposes into two
sub-derivations for A
L
and A
R
.
4
The model score
of A, which ... Examples of two types of possible align-
ment links (striped). These types account for 96%
of the possible alignment links in our data set.
alignment links A = {(i, j)} to an extraction set
of bispans...
- 11
- 420
- 0
22 global optimization for parameter estimation of dynamic systems lin chinese 2005
Ngày tải lên :
12/01/2014, 22:03
... need for global optimization
3
Global Optimization for Parameter Estimation of
Dynamic Systems
Youdong Lin and Mark A. Stadtherr
Department of Chemical and Biomolecular Engineering
University of ... analysis can
be used to estimate the parameters of dynamic systems
ã A validated solver for parametric ODEs is used to construct bounds on the
states of dynamic systems
ã An efcient constraint propagation ... = Approximate CPU time adjusted for machine used based on SPEC
benchmarks
∗
Does not provide rigorous guarantee of global optimality.
17
Validated Solutions for Parametric ODEs (Contd)
ã Example...
- 18
- 283
- 0
Global optimization for parameter estimation of dynamic systems lin chinese 2005
Ngày tải lên :
12/01/2014, 22:16
... analysis can
be used to estimate the parameters of dynamic systems
ã A validated solver for parametric ODEs is used to construct bounds on the
states of dynamic systems
ã An efcient constraint propagation ... seconds
16
Global Optimization for Parameter Estimation of
Dynamic Systems
Youdong Lin and Mark A. Stadtherr
Department of Chemical and Biomolecular Engineering
University of Notre Dame
Notre Dame, ... Construct Taylor models of the states using a new validated solver for
parametric ODEs (VSPODE) (Lin and Stadtherr, 2005)
– Compute the Taylor model
T
φ
of the objective function
– Perform constraint...
- 18
- 343
- 0
modeling the prosody of vietnamese language for speech synthesis
Ngày tải lên :
19/02/2014, 08:58
...
List of Figures
Figure 1-1: Category of methods for predicting syllable duration [6] 23
Figure 2-1: Example of the contours of six tones, as described in [21] 30
Figure 2-2: The shape of Tone ... goal of intonation research is to model natural f0 contours of speech,
preferably in relation to a transcription and a description of the prosodic intent of
the speaker. The starting point of ...
corpus. I would also like to thank to a lot of MICA member who spent much of time
for recording and testing for my research.
I am grateful to Prof. Nguyễn Trọng Giảng and MICA’s directorate...
- 105
- 565
- 2
Dynamic Vision for Perception and Control of Motion ppt
Ngày tải lên :
05/03/2014, 15:20
... (index o) on a curved road
Movable part of gaze control
platform in pan & tilt
y
c
z
c
Exploded view
of location of
the body
-fixed
base of the
gaze plat
-
form
Camera coordinate system
y
Rb
y
b
Own
vehicle ... “time integrals” of input functions.
For all these reasons, the joint use of visual and inertial signals is considered
mandatory for achieving efficient autonomously mobile platforms. Similarly, ... have the
capability of sensing information about the environment and of initiating motion
Dynamic Vision for Perception
and Control of Motion
1.5 What Type of Vision System Is Most Adequate?...
- 490
- 534
- 0
Performance Modeling of Critical Event Management for Ubiquitous Computing Applications pptx
Ngày tải lên :
07/03/2014, 17:20
... perform the action ,
is the set of resources that are required to perform the
action ,
is the average cost in performing , and
is the average probability of successful completion of
within for ... before the expiration of the . In the latter
case, criticality is mitigated successfully before expires. Higher
the RF for a criticality, lesser is the time (in terms of fraction of
window -of- opportunity) ... under-
stand the behavior of the manageability of criticalities. For sake
of simplicity, we present simulation results for a system which can
expect only three types of criticalities, thereby...
- 8
- 534
- 0
Báo cáo khoa học: "Probabilistic Integration of Partial Lexical Information for Noise Robust Haptic Voice Recognition" doc
Ngày tải lên :
07/03/2014, 18:20
... Proceedings of the 50th Annual Meeting of the Association for Computational Linguistics, pages 31–39,
Jeju, Republic of Korea, 8-14 July 2012.
c
2012 Association for Computational Linguistics
Probabilistic ... LER performance of synchronous
HVR in different noise conditions
The performance of synchronous HVR is shown
in Table 4. Compared to the results shown in Ta-
ble 3, the WER performance of synchronous ... letter of a word.
Therefore, l
i
represents one of the 26 letters. As pre-
viously mentioned, for keyboard input, h
i
are dis-
crete features whose values are also one of the 26
letters. Therefore,...
- 9
- 506
- 0
Báo cáo khoa học: Quantitative modeling of triacylglycerol homeostasis in yeast – metabolic requirement for lipolysis to promote membrane lipid synthesis and cellular growth potx
Ngày tải lên :
16/03/2014, 04:20
... consequence of the sharing
of a constant amount of LD between an increasing
number of cells.
From our measurements, and in agreement with
published data [16,17], we found that LD typically
consists of ... point
of view, they allow the cell to dispose of excess
metabolites by storing them in an inert form. When
demand for these metabolites is high, they are read-
ily available without the need for ... and
promotes the rapid initiation of growth of quiescent
cells exposed to glucose-containing media. TAG mobi-
lization provides DAG and ⁄ or FA for the synthesis of
phospholipids; forcing the system to utilize...
- 12
- 432
- 0
Báo cáo khoa học: "Unsupervised Learning of Dependency Structure for Language Modeling" potx
Ngày tải lên :
17/03/2014, 06:20
... Learning of Dependency Structure for Language Modeling
Jianfeng Gao
Microsoft Research, Asia
49 Zhichun Road, Haidian District
Beijing 100080 China
jfgao@microsoft.com
Hisami Suzuki
Microsoft ... significant impact on the per-
formance of DLM. The discussion includes: (1) the
use of DLM as a parser, (2) the definition of the
mapping function
, and (3) the method of unsu-
pervised dependency ... D
j-1
j
(|| stands for
concatenation) when attached to D
j-1
; it is the de-
pendency structure built on top of D
j-1
and the
newly predicted word w
j
(see the for- loop of line 2
in Figure...
- 8
- 380
- 0
modeling of sensing and transduction for p - type semiconducting
Ngày tải lên :
20/03/2014, 13:04
... a value of
around 14 nmcorresponding to a p
b
value of around 1.4ì
10
23
m
3
, see Eq. 16—and for the size of the grain-grain
contact a value of around 100 nm (one fifth of the value of
the grain ... for the low sensor signals of those materials in
spite of their high surface reactivity and guidance on how to
attempt the improvement of the sensor performance. It also
explains the origin of ... nmcorresponding to a p
b
value of around 4ì
10
25
m
3
and the value of the size of the grain-grain
contact a value of around 6 nm (a bit more than one
hundredth of the value of the grain size). Figure...
- 9
- 473
- 0
Báo cáo khoa học: "A Probabilistic Modeling Framework for Lexical Entailment" potx
Ngày tải lên :
30/03/2014, 21:20
... chains of length up
to 4 in WordNet (WN
4
).
We compare our model to two types of baselines:
(1) RTE published results: the average of the best
runs of all systems, the best and second best per-
forming ... entailing examples within the set
of all examples of a given hypothesis length (|H|)
and a given number of covered terms (|H
c
|). As
|H
c
| we take the number of identical terms in T and
H (exact ... and
tagged for part -of- speech. As lexical resources we
use WordNet (WN) (Fellbaum, 1998), taking as en-
tailment rules synonyms, derivations, hyponyms and
meronyms of the first senses of T and H...
- 6
- 376
- 0
Báo cáo khoa học: "Quantitative modeling of the neural representation of adjective-noun phrases to account for fMRI activation" doc
Ngày tải lên :
30/03/2014, 23:20
... combina-
tion of lexical items. An improved understanding
of language processing in the brain could yield a
more biologically-informed model of semantic
representation of lexical knowledge. We there-
fore ... Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 638–646,
Suntec, Singapore, 2-7 August 2009.
c
2009 ACL and AFNLP
Quantitative modeling of the neural ... computed for each
item presentation at each voxel. The mean of the
four images (mean PSC) acquired within a 4s
window, offset 4s from the stimulus onset (to
account for the delay in hemodynamic...
- 9
- 270
- 0
Báo cáo khoa học: "Adding Syntax to Dynamic Programming for Aligning Comparable Texts for the Generation of Paraphrases" potx
Ngày tải lên :
31/03/2014, 01:20
... 747–754,
Sydney, July 2006.
c
2006 Association for Computational Linguistics
Adding Syntax to Dynamic Programming for Aligning Comparable Texts
for the Generation of Paraphrases
Siwei Shen
, Dragomir R. ... algorithm for incorporat-
ing syntactic features in the alignment pro-
cess for non-parallel texts with the goal of
generating novel paraphrases of existing
texts. Our method uses dynamic program-
ming ... Dragomir R. Radev , Agam Patel , G
ă
unesá Erkan
Department of Electrical Engineering and Computer Science
School of Information
University of Michigan
Ann Arbor, MI 48109
shens, radev, agamrp, gerkan...
- 8
- 430
- 0
Báo cáo khoa học: "Dynamic programming for parsing and estimation of stochastic unification-based grammars∗" pot
Ngày tải lên :
31/03/2014, 06:20
... product of functions, each
of which depends only on the values of a subset of
the variables X. There are dynamic programming
algorithms for calculating all of these quantities, but
for reasons of ... straightforward generalization of HMM dynamic
programming with minimal assumptions and pro-
gramming overhead. However, in principle any of
the set of parses of a string y and F(y) is the set of
features ... model
algorithms for maximising and summing products
of functions of the kind presented above. It turns
out that the algorithm for maximisation is a gener-
alisation of the Viterbi algorithm for HMMs,...
- 8
- 397
- 0
