Báo cáo khoa học: "Stochastic Methods of Mechanical Translation" pdf

... [ Mechanical Translation , vol.3, no.2, November 1956; pp. 38-39] Stochastic Methods of Mechanical Translation Gilbert W. King, International ... may now examine some of the procedures that can be mechanized to allow the machine to guess at a sequence of words which constitute its best estimate of the meaning of the sentence in the ... found, telling which part of...

Ngày tải lên: 23/03/2014, 13:20

... which the transla- tion of each word is conditioned by the preceding text. The machine contains a number of dictionaries where each dictionary represents one of the states of a multistate machine. ... [ Mechanical Translation , vol.4, nos.1 and 2, November 1957; pp. 2-4] A Model for Mechanical Translation John P. Cleave, Birkbeck College Research Laboratory, University o...

Ngày tải lên: 30/03/2014, 17:20

... ~'t) i=1 In other terms, the probability of a sequence of words is the product of the conditional probability of each word, given all of the previous ones. As a formal step, this holds ... computation of the probability of any word string is made possible by a formal manipulation based on the definition of condit__ional probability: if W i is the i-th word in the s...

Ngày tải lên: 01/04/2014, 00:20

... construction of N-best translation lexicons from parallel text. Melamed (1995) used the ratio (LCSR) between the length of the LCS of two words and the length of the longer word of the two ... WLCS score ending at word x i of X and y j of Y, w is the table storing the length of consecu- tive matches ended at c table position i and j, and f is a function of consecutiv...

Ngày tải lên: 20/02/2014, 16:20

... + I i,r  j<i:r i =r j θ x i ,x j /  w θ w,x i (2) 3 While the number of rhyme schemes of length n is tech- nically the number of partitions of an n- element set (the Bell number), only a subset of these are typically used. 78 P ... extremely useful for large-scale statistical analyses of poetic texts. • Historical Linguistics/Study of Dialects Rhymes of a word in poetry...

Ngày tải lên: 07/03/2014, 22:20

... Methods quality of the proposed methods (simple feedback cleaning and cross-cleaning) are considerably im- proved over those of the previous methods. Focusing on the subjective quality of the proposed methods, ... processing. 2 6.3 MT Quality vs. Cleaning Methods Next, in order to compare the proposed methods with the previous methods, the MT quality achieved by each of th...

Ngày tải lên: 08/03/2014, 04:22

... precepting. However, neatly all of them are like obsorvem of the recent space shuttle: They can understand liftoff, landing and some of the discus=dons of the heat of re(retry, but the critical ... trials are an instrumented variant of normal uSage. The character of the users, their tasks, the data, and so forth are reDreeentative of the intended use of the system. In...

Ngày tải lên: 08/03/2014, 18:20

... Quality =  (2) # of test sentences 6.2 MT Quality vs. Construction Methods The level of MT quality achieved by each of the construction methods is compared in Table 2. Coverage of exact rules denotes ... trained sentences by TDMT. 157 # of Linked Target Words # of Different Words in Target Language Mean # of Translation Words per Source Word Mean Context-freeness (# of W...

Ngày tải lên: 08/03/2014, 21:20

... Prof. Wm. E. Bull and was concerned with the possible future effect of the concept of mechanical trans- lation on the teaching of foreign languages. Prof. Bull stated that the concept of mechanical ... tion of the problems of mechanical translation. Prof. Bull accepted the suggestion that he in- vestigate the possibilities of employing punched cards as a means of...

Ngày tải lên: 16/03/2014, 19:20

... me- chanical translation. The theoretical problem of mechanical translation is to construct an oper- ational syntax - a set of formal rules of transla- tion prescribing operations to be performed ... terms of patterns of input words and types of words and such information as may be contained in the dic- tionary. And this is simplified already, firstly by the small vocabula...

Ngày tải lên: 16/03/2014, 19:20