JP4559505B2 - ランダム系列の反復周期の拡張 - Google Patents
ランダム系列の反復周期の拡張 Download PDFInfo
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- JP4559505B2 JP4559505B2 JP2008133455A JP2008133455A JP4559505B2 JP 4559505 B2 JP4559505 B2 JP 4559505B2 JP 2008133455 A JP2008133455 A JP 2008133455A JP 2008133455 A JP2008133455 A JP 2008133455A JP 4559505 B2 JP4559505 B2 JP 4559505B2
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- rns residue
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/58—Random or pseudo-random number generators
- G06F7/582—Pseudo-random number generators
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/60—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers
- G06F7/72—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic
- G06F7/729—Methods or arrangements for performing computations using a digital non-denominational number representation, i.e. number representation without radix; Computing devices using combinations of denominational and non-denominational quantity representations, e.g. using difunction pulse trains, STEELE computers, phase computers using residue arithmetic using representation by a residue number system
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F7/00—Methods or arrangements for processing data by operating upon the order or content of the data handled
- G06F7/76—Arrangements for rearranging, permuting or selecting data according to predetermined rules, independently of the content of the data
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- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Computational Mathematics (AREA)
- Mathematical Analysis (AREA)
- Mathematical Optimization (AREA)
- Pure & Applied Mathematics (AREA)
- General Engineering & Computer Science (AREA)
- Error Detection And Correction (AREA)
- Complex Calculations (AREA)
- Mobile Radio Communication Systems (AREA)
Description
RVp=RNn modulo mp (1)
ここで
RVpは、mpを法として乱数RNnを表したRNS剰余値であり、
RNnは、乱数列RN0,...,RNN中の乱数の1つであり、
mpは、値basek baseを有することができる法である。
RV0=RN0 modulo 27 (2)
RV1=RN0 modulo 32 (3)
RV2=RN0 modulo 51 (4)
RV3=RN0 modulo 71 (5)
RV0=RN0 modulo 27=71 (6)
RV1=RN0 modulo 32=6 (7)
RV2=RN0 modulo 51=1 (8)
RV3=RN0 modulo 71=0 (9)
RV0base2=RN0 modulo 27=71=1000111 (10)
RV1base3=RN0 modulo 32=6 =20 (11)
RV2base5=RN0 modulo 51=1 =1 (12)
RV3base7=RN0 modulo 71=0 =0 (13)
400 リング生成器
402 乱数生成モジュール
404 計算モジュール
406 計算モジュール
408 計算モジュール
410 順列モジュール
Claims (10)
- ランダム系列の利用可能性に基づいて、システム内の乱数生成器の系列反復周期を拡張するための方法であって、
乱数列中の乱数を複数のRNS剰余値として表現するために、複数の剰余数系(RNS)算術演算を実行するステップと、
前記複数のRNS剰余値の各々が少なくとも1つの数字を含むように、前記複数のRNS剰余値の各々を互いに素の記数法に変換するステップと、
前記複数のRNS剰余値の各々に関連する数字の選択組合せを使用して、恣意的な順列を有する複数の出力系列数の配列を生成するステップであって、前記恣意的な順列を有する配列が、循環構造を使用して決定されるステップと、を含む方法。 - n個の要素を有する前記循環構造を選択するステップと、0からn!−1までの範囲にわたり得る値を有する前記乱数を選択するステップと、をさらに含む、請求項1に記載の方法。
- 前記複数の出力系列数の各々を前記n個の要素のそれぞれ要素に関連付けるステップをさらに含む、請求項2に記載の方法。
- 互いに素の数を法として使用して、前記複数のRNS剰余値を計算するステップであって、前記法が、n!によって定義される10進数を互いに素の数の積として決定することによって決定されるステップをさらに含む、請求項1に記載の方法。
- 前記変換するステップが、前記複数のRNS剰余値の各々を異なる互いに素の記数法に変換するステップをさらに含む、請求項1に記載の方法。
- 前記数字の選択組合せを、前記数字によって決定され得る値の範囲が前記循環構造内の利用可能な未選択要素の数に等しくなるように選択するステップをさらに含む、請求項1に記載の方法。
- 前記循環構造内の利用可能な未選択要素を選択するために、前記数字の選択組合せの値を使用するステップをさらに含む、請求項1に記載の方法。
- 前記生成するステップが、少なくとも2つのRNS剰余値に関連する少なくとも2つの数字を組み合わせて、前記少なくとも2つの数字とは異なる基数を有する数字を獲得するために、中国の剰余定理を使用するステップを含む、請求項1に記載の方法。
- 前記循環構造内の利用可能な未選択要素を選択するために、異なる基数を有する前記数字を使用するステップをさらに含む、請求項8に記載の方法。
- 乱数列中の乱数を複数のRNS剰余値として表現するために、複数のRNS算術演算を実行するように構成される計算手段と、
前記複数のRNS剰余値の各々が少なくとも1つの数字を含むように、前記複数のRNS剰余値の各々を互いに素の記数法に変換するように構成される変換手段と、
前記複数のRNS剰余値の各々に関連する数字の選択組合せを使用して、恣意的な順列を有する複数の出力系列数の配列を生成するように構成される順列手段であって、前記恣意的な順列を有する配列が、循環構造を使用して決定される順列手段と、を含むリング生成器。
Applications Claiming Priority (1)
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US11/751,783 US7921145B2 (en) | 2007-05-22 | 2007-05-22 | Extending a repetition period of a random sequence |
Publications (2)
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JP2009003925A JP2009003925A (ja) | 2009-01-08 |
JP4559505B2 true JP4559505B2 (ja) | 2010-10-06 |
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JP2008133455A Expired - Fee Related JP4559505B2 (ja) | 2007-05-22 | 2008-05-21 | ランダム系列の反復周期の拡張 |
Country Status (4)
Country | Link |
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US (1) | US7921145B2 (ja) |
EP (1) | EP2000900B1 (ja) |
JP (1) | JP4559505B2 (ja) |
CA (1) | CA2631924C (ja) |
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