Báo cáo khoa học: "Latent Variable Models of Concept-Attribute Attachment" pptx
Báo cáo khoa học: "Latent variable models of selectional preference" potx
... applications of topic models.
Section 3 describes the models used in our exper-
iments. Section 4 provides details of the experi-
mental design. Section 5 presents results for our
models on the task of ... data.
Latent variable models that use E M for infer-
ence can be very sensitive to the number of latent
variables chosen. For example, the performance
of ROOTH-EM worsen...
Báo cáo khoa học: "Latent Variable Models of Concept-Attribute Attachment" pptx
... Proceedings of the 47th Annual Meeting of the ACL and the 4th IJCNLP of the AFNLP, pages 620–628,
Suntec, Singapore, 2-7 August 2009.
c
2009 ACL and AFNLP
Latent Variable Models of Concept-Attribute ... between the top 10 concepts of
C(w) and any of the gold-standard concepts, or if
C(w) is empty. The overalll precision of a given
model is the average of the DRR scores...
Báo cáo khoa học: "Latent Variable Models for Semantic Orientations of Phrases" pdf
... type
of phrase contains most of interesting properties
of phrases, such as emergence or inversion of se-
mantic orientations.
In order to capture the properties of semantic
orientations of phrases, ... into the models to capture the properties of
phrases. Through experiments, we showed that
the proposed latent variable models work well
in the classification of semantic or...
Báo cáo khoa học: "HIDDEN UNDERSTANDING MODELS OF NATURAL LANGUAGE" ppt
... states of each of the two
models are unseen and must be inferred from the words.
The problem of language understanding, then, is to recover
the most likely meaning structure given a sequence of ... 92].
Hidden understanding models are capable of learning a
variety of meaning representations, ranging from simple
domain-specific representations, to ones at a level of deta...
Báo cáo khoa học: "Evaluating Distributional Models of Semantics for Syntactically Invariant Inference" doc
... Vector-based
models of semantic composition. In Proceedings of
ACL-08: HLT, pages 236–244.
Jeff Mitchell and Mirella Lapata. 2009. Language
models based on semantic composition. In Pro-
ceedings of the ... Penn
Department of Computer Science
University of Toronto
Toronto, ON, M5S 3G4, Canada
{jcheung,gpenn}@cs.toronto.edu
Abstract
A major focus of current work in distri-
butio...
Báo cáo khoa học: "Vector-based Models of Semantic Composition" ppt
... achieves.
As a result of the assumption of symmetry, both
these models are ‘bag of words’ models and word
order insensitive. Relaxing the assumption of sym-
metry in the case of the simple additive ... function of
the tensor product of u and v, then we obtain multi-
plicative models:
p = Cuv (4)
where C is a tensor of rank 3, which projects the
tensor product of u and...
Báo cáo khoa học: "Cognitively Plausible Models of Human Language Processing" ppt
... developing
cognitively plausible models of human language
processing. Developing computational models is
of scientific importance in so far as models are im-
plemented theories: models of language process-
ing ... psycholinguis-
tics is often oblivious of work in computational
linguistics (CL). To test their theories, psycholin-
guists construct computational models of hu-...
Tài liệu Báo cáo khoa học: miRNAs and regulation of cell signaling pptx
... Culture of Japan (G.T.); the Program for
Promotion of Fundamental Studies in Health Sciences
of the National Institute of Biomedical Innovation
Table 1. miRNAs involved in the feedback regulation of ... [7–10], few have focused
upon the role of miRNAs in regulatory network of
various cell signaling pathways. We summarize the
current knowledge of the interdependence of miRNA...
Tài liệu Báo cáo khoa học: "A Hierarchical Account of Referential Accessibility" pptx
... Thompson
(1988).
One of the conjectures of VT is that the vein
expression of a unit (terminal node), which
includes a chain of discourse units that contain
that unit itself, provides an “abstract” or
summary of ... referential
expressions in a corpus of texts C using DRAs of
size k is computed as the sum of the efforts
e(M,a,DRA
k
) of all referential expressions a
where VT...
Báo cáo khoa học: The structural basis of calpain behavior pptx
... cysteine pro-
teases which mediate regulatory cleavage of specific
substrates. They cover a broad range of physiological
functions including proteolysis of molecules involved
in cytoskeletal organization, ... mm for cal-
pain 2. A large range of substrates and a common
inhibitor (calpastatin), also found in the nucleus, were
identified. Knowledge of the 3D structure of Ca
2+
-free
c...