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检索条件"主题词=coding theory"
1447 条 记 录,以下是1391-1400 订阅
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HOW TO GIVE IT UP - A SURVEY OF SOME FORMAL ASPECTS OF THE LOGIC OF theory CHANGE
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SYNTHESE 1985年 第3期62卷 347-363页
作者: MAKINSON, D AMER UNIV BEIRUT DEPT PHILOSOPHYBEIRUTLEBANON
The paper surveys some recent work on formal aspects of the logic of theory change. It begins with a general discussion of the intuitive processes of contraction and revision of a theory, and of differing strategies f... 详细信息
来源: 评论
DATA-COMPRESSION ON A DATABASE SYSTEM
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COMMUNICATIONS OF THE ACM 1985年 第12期28卷 1336-1342页
作者: CORMACK, GV Dept. of Computer Science University of Waterloo Waterloo Ontario N2L 3G1 Canada
The article describes data compression on a database system. Compressing information in a database system is attractive for two major reasons: storage saving and performance improvement. Storage saving is a direct and... 详细信息
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DIVISORS IN RESIDUE CLASSES
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MATHEMATICS OF COMPUTATION 1984年 第165期42卷 331-340页
作者: LENSTRA, HW Mathematisch Instituut Universiteit van Amsterdam 1018 WB Amsterdam Roetersstraat 15 Netherlands
Abstract: In this paper the following result is proved. Let r, s and n be integers satisfying $0 \leqslant r < s < n$, $s > {n^{1/3}}$, $\gcd (r,s) = 1$. Then there exist at most 11 positi... 详细信息
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CODE TUNING
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COMMUNICATIONS OF THE ACM 1984年 第2期27卷 91-96页
作者: BENTLEY, J
Discusses a low-level approach to achieving efficiency in computer programming through code tuning which involves locating the expensive parts of an existing program and then modifying that code to improve its perform... 详细信息
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THE STRENGTH OF NONSTANDARD METHODS IN ARITHMETIC
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JOURNAL OF SYMBOLIC LOGIC 1984年 第4期49卷 1039-1058页
作者: HENSON, CW KAUFMANN, M KEISLER, HJ PURDUE UNIV W LAFAYETTEIN 47907 UNIV WISCONSIN MADISONWI 53706
We consider extensions of Peano arithmetic suitable for doing some of nonstandard analysis, in which there is a predicate N(x) for an elementary initial segment, along with axiom schemes approximating ω1-saturation. ... 详细信息
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ERROR CONTROL OF MATRIX CODES (A SURVEY SINCE 1950)
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INTERNATIONAL JOURNAL OF ELECTRONICS 1983年 第3期54卷 401-415页
作者: VOUKALIS, DC
This paper is a survey of matrix error correcting codes and presents existing theory for matrix code literature since 1950. A brief description of several contributions and books concerned with the theory relevant onl... 详细信息
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ON CODES OF ORDER R+(R+1)M,S
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INTERNATIONAL JOURNAL OF ELECTRONICS 1983年 第3期54卷 471-475页
作者: DASS, BK WASAN, SK UNIV DELHI RAMJAS COLLDEPT MATHDELHI 110007INDIA
In this paper it is proved that the dual of a code of order r + (r + 1 )m,swhich is a linear code over GF(2) obtained by annexing some vectors to the basis vectors of an rth order Reed-Muller code R(r, m), is a code o... 详细信息
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MINIMAL 2-COVERINGS OF A FINITE AFFINE SPACE BASED ON GF(2)
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JOURNAL OF STATISTICAL PLANNING AND INFERENCE 1983年 第3期8卷 375-388页
作者: KATONA, G SRIVASTAVA, J COLORADO STATE UNIV FT COLLINSCO 80521
Let EG( m , 2) denote the m -dimensional finite Euclidean space (or geometry) based on GF(2), the finite field with elements 0 and 1. Let T be a set of points in this space, then T is said to form a q -covering (where... 详细信息
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AN INFORMATION THEORETIC MODEL OF BOUNDED RATIONALITY
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MATHEMATICAL SOCIAL SCIENCES 1983年 第2期6卷 227-246页
作者: CHENAULT, LA FLUECKIGER, GE Department of Economics Miami University Oxford OH 45056 U.S.A.
Bounded rationality forces an entity to divide its responses between those it does immediately (called adaptedness) and those it does with delay (called adaptability). Information theory is used to show how coding is ... 详细信息
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AN OVERVIEW OF SEQUENCE COMPARISON - TIME WARPS, STRING EDITS, AND MACROMOLECULES
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SIAM REVIEW 1983年 第2期25卷 201-237页
作者: KRUSKAL, JB
A wide variety of different applications lead to problems in which sequences of different lengths must be compared, to see how different they are, and to see which elements in one sequence correspond to which elements... 详细信息
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