A GAME THEORETICAL APPROACH TOTHE ALGEBRAIC COUNTERPART OF THEWAGNER HIERARCHY c12

... same com- putational powers as interactive Turing machines and interactive Turing machines with advice, respectively. A mathematical characterization of each of these computational powers is also ... provides a new precise mathematical characterization of the computational power of ITM /A and IRNN[R]s. Besides, following the approach of van Leeuwen and Wiedermann (2006), we c...

Ngày tải lên: 28/04/2014, 09:49

... game. RAIRO-Theor. Inf. Appl. 43 (2009) 463–515 Available online at: DOI: 10.1051/ita/2009007 www.rairo-ita.org A GAME THEORETICAL APPROACH TO THE ALGEBRAIC COUNTERPART OF THE WAGNER HIERARCHY: PART ... relations: a 2 = aab= aac= aba= a b 2 = bbc= ccb= cc 2 = c b ω = a ω c ω =0 aa ω = a ω a( ca) ω = a ω ba ω = a ω b(ca) ω =(ca) ω ca ω =(ca) ω c(ca) ω =(ca) ω . Le...

Ngày tải lên: 28/04/2014, 09:49

... as a r e le vant algebraic counterpart to finite automata, and revealing a succeeding correspondence between pseudo-varieties of semigroups and varieties of formal langua ges [28, 2 9]. Nowadays, ... between automata and formal languages. In 1979, Kla us Wagner proposed an efficient classification of ω-ra tio nal languages by focusing on graph theoretica l properties of their unde...

Ngày tải lên: 28/04/2014, 09:49

... Department University of Massachusetts Amherst hava@cs.umass.edu Abstract— The computational power of recurrent neural networks is intimately related to the nature of their synaptic weights. In particular, neural ... models of learning and memory in neural networks [2]. Moreover, this adaptive feature has also been translated to the artificial neural network context and used as a mac...

Ngày tải lên: 28/04/2014, 09:49

... least as large as every other chain. 4 An antichain of the RNN hierarchy is a sequence of pairwise incomparable neural networks. A maximal antichain is an antichain whose length is at least as ... An alternating chain of length α is said to be maximal in A if there is no alternating chain and no co-alternating chain in A with a length strictly larger than α . A co-alter...

Ngày tải lên: 28/04/2014, 09:49

... high-performance anion exchange chromatography (HPAEC) with a Carb- oPac PA-1 column on a Dionex (Sunnyvale, CA, USA) T. Na ¨ gele et al. Systems biology of cold acclimation in A. thaliana FEBS Journal ... T, Sawodny O, Ederer M & Heyer AG (2010) Mathematical model- ling of the central carbohydrate metabolism in Arabid- opsis thaliana reveals a substantial regulatory influence...

Ngày tải lên: 14/02/2014, 22:20

... probability over a range of possible parameters, and per- mits the use of priors favoring the sparse distributions that are typical of natural lan- guage. Our model has the structure of a standard ... vari- ables in the model are then chosen based on the learned parameterization. Here, we propose a dif- ferent approach based on Bayesian statistical prin- ciples: rather than se...

Ngày tải lên: 20/02/2014, 12:20

... Two-step Approach to Sentence Compression of Spoken Utterances Dong Wang, Xian Qian, Yang Liu The University of Texas at Dallas dongwang,qx,yangl@hlt.utdallas.edu Abstract This paper presents a two-step ... the candidate sentence with that of the first ranked candidate. This is because we try to avoid a very large or small compression ra- tio, and the first candidate is generally a...

Ngày tải lên: 07/03/2014, 18:20

... natural languages as a major issue. Its combinatory operations re- solve deletion under coordination, such as right- node raising (SV&SVO) and gapping (SVO&SO). In case of gapping, a ... mother. An in- teresting trait of PLIG is that it can generate the language {w k |w is in a regular language and k ∈ N }. This is similar to the pattern of SVC in which a series of ver...

Ngày tải lên: 08/03/2014, 21:20

... There are various ways that a word or phrase can count as an operation on a situation-type. For example, an utterance or part of an utterance could (a) take a whole situation-type as an argument, ... act-type among rural Japanese cannot be attributed to facts of the Japanese language. What we could say, given the approach here. is that the set of situation-types which is the...

Ngày tải lên: 24/03/2014, 01:21