Báo cáo khoa học: "Probabilistic Hierarchical Clustering of Morphological Paradigms" ppt

... Linguistics Probabilistic Hierarchical Clustering of Morphological Paradigms Burcu Can Department of Computer Science University of York Heslington, York, YO10 5GH, UK burcucan@gmail.com Suresh Manandhar Department of ... Eisner (2011). However, none of these existing approaches address learning of the hierarchical structure of paradigms. Hierarchical organisation of...

Ngày tải lên: 24/03/2014, 03:20

... 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...

Ngày tải lên: 20/02/2014, 18:20

... involve an ar- bitrary number of (sub-)categories. The number of degrees of freedom of the χ 2 distribution is a func- tion of the number of children. χ 2 (w) =  i∈{w,w}  C∈Sub(N) (n C (i) − p(C)p(i)) 2 p(C)p(i) (5) To ... been proposed to elicit the hierarchical structure of vari- ous datasets (Hofmann, 1999; Blei et al., 2010; Li et al., 2007). Our purpose here is more spe...

Ngày tải lên: 07/03/2014, 22:20

... insertion l Insertion of ‘-’ to the end of the sequence: 0. l Insertion of ‘-’ between the first and last binding amino acids of the sequence: gp. l Insertion of a one-letter code of a binding amino ... deletion l Deletion of ‘-’ from the end of the sequence: 0. l Deletion of ‘-’ between the first and last unchanged bind- ing amino acids of the sequence: gp. l Deletion of...

Ngày tải lên: 15/03/2014, 10:20

... 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...

Ngày tải lên: 14/02/2014, 19:20

... sequence of spectra, the relation between the meaning of a sentence and the sequence of words is not a simple linear sequential model. Language is inherently nested, with subgroups of concepts ... and (2) the sets of terminal and nonterminal nodes must remain disjoint. Both of these requirements can be satisfied by trees possessing most of the structural characteristics of...

Ngày tải lên: 08/03/2014, 07:20

... 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...

Ngày tải lên: 23/03/2014, 10:21

... el- ements of the tensor product. Noisy versions of the original vectors can be recovered by means of cir- cular correlation which is the approximate inverse of circular convolution. The success of circular ... 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 a...

Ngày tải lên: 23/03/2014, 17:20

... meaning of a complex natural- language expression should be a function of just two things: the meanings of the parts of the expression and the syntactic rule used to form the expression out of ... "mouth of a person", "mouth of a bottle", "mouth of a river", and "mouth of a cave". Surely the same logical relationship is not involv...

Ngày tải lên: 24/03/2014, 02:20

... measure, the importance of a node is a combination of its direct importance and of the importance of its children. The parameter α may be adjusted to vary the relative weight of the parent and children. ... into three distinct phases: the determination of features of the entity evaluated in the text, the strength of each evaluation, and the polarity of each evalua- tion. For...

Ngày tải lên: 24/03/2014, 03:20