boolean method 中文意思是什麼

Method to convert a string into a boolean value

方法將字元串轉換為boolean值。

While dissertating system safety analysis method, emphasizejd particularly on fta. fta is the method basing on occurred the top matter, analyzing from top to below, processing boolean operation, and in the last find out the mostly reason of faulty. while dissertating system safety appraise, emphasized particularly on dafen method and fuzzy integrated appraise method. dafen method just is used in sub - system and aimed at safety in some environment. fuzzy integrated appraise method process appraise to system safety using the knowledge of fuzzy mathematic which may be a great system or little system. while dissertating s safety decision - making, emphasized particularly on ahp which possess of the relative importance degree basing on experience of expert, constituting judgment matrix. calculating importance degree of every project. processing project - electing and decision - making

在論述系統安全評價時，主要論述了打分法和模糊綜合評價法，打分法針對在某種環境下的安全性，進行子系統安全評價。模糊綜合評價是運用模糊數學的知識進行系統安全評價，所評價的系統可以是一個大系統，也可以是一個小系統。在論述安全決策時，主要論述了層次分析法，層次分析法主要是根據專家經驗，給出各因素的相對重要度組成判斷矩陣，計算各方案措施的相對重要度，進行方案優選，進行決策。

On the basis of set operation on integrity bo - dy, taking advanta ge of the excellency provided abundant topolo - gical information by the ra dial edge data structure, applying the divide and conquer method for inha ncing the efficiency of the system, the boolean operation on integrity or unintegrity bodys is furnished

本文在正則形體集合運算演算法的基礎上，充分應用輻射邊結構提供豐富拓撲信息的優點，運用了分而治之的編程思想，實現了形體間的正則、非正則布爾運算。

In this paper, based on the method of boolean manipulation and minimization algorithm in the independence minimal path sets, and applied reliability engineering theory, a new method is proposed for calculating reliability of mine ventilation network system

摘要運用可靠性工程理論及不交型積之和定律，在大型網路系統可靠度計算的基礎上，提出了礦井通風網路系統最大線性無關最小獨立路集予以真子集滌除的不交化可靠度計算的實現方法。

The living example analysis shows that the two results are not only equal according to the full probability formula and deleting truth subsets in the calculation of system reliability for mine ventilation network based on boolean manipulation and minimization algorithm in the independence minimal path sets, but also it is fewer to possess boolean manipulations in the calculation and the calculating program is simplified greatly to the method of boolean manipulation and minimization algorithm in the independence minimal path sets

實例分析表明：採用升序排列的最小獨立路集並按不交型積之和定理予以真子集滌除的不交化處理后，不僅計算值等同於一般網路分析中用全概率公式計算的礦井通風網路系統可靠度，而且，計算工作量大為簡化。

New method of calculation boolean difference based on

圖計算邏輯函數布爾差分的新方法

New method of calculation boolean difference based on bj map

圖計算邏輯函數布爾差分的新方法

Also from waveform polynomials of sequential circuits, a precise clocking method based on multiple - period sensitization is presented. a novel noise estimation method based on boolean process is first presented in this paper, using transition numbers to describe noise effects. then combined with the selection method of long sensitization paths based on waveform sensitization, a test generation approach that could generate the noisiest sensitization waveforms for long sensitizatizable paths is presented

為了適應超深亞微米電路測試的要求，本文建立了一種新的基於布爾過哈爾濱工程大學博士學位論文程論的邏輯級噪聲預測模型，用波形多項式描述的同時發生的跳變數來預測l卜足聲大小，並生成能產生最大跳變數目的輸入波形;然後同基於波形敏化的長敏化通路選擇法相結合，形成一種能產生最大噪聲效應的敏化測試波形生成新方法。

Method returns a boolean value indicating whether the supplied parameter is spelled correctly

方法返回一個布爾值，該值指示所提供的參數是否拼寫正確。

It is reali zed that the invisible part of the object can be shadowed, using the max imum or minimum enveloping rectangle method and the counter of points of intersection method, etc. ( 3 ) the boolean operation between integrity or unintegrity bodys is supplied

分析並討論了形體產生隱藏線、隱藏面的原因，利用了最大最小外包矩形法、交點記數法等，實現了任意形體的消隱演算法。 （ 3 ）完成了形體間的正則、非正則布爾運算。

Using the theories of probability, algebra and number theory comprehensively, we investigate a class of boolean functions with three - valued walsh spectrum in the first part of this dissertation : the properties of the extended semi - bent functions, which are constructed from any two bent functions, are studied, followed by the structure characteristics of the boolean functions satisfying propagation criterion with respect to all but two vectors ; the definition and cryptographic properties of k - order quasi - bent functions are proposed whose walsh spectrum takes on only three values. some sufficient and necessary conditions are offered to decide whether a boolean function is a k - order quasi - bent function ; a special method is presented to construct the k - order quasi - bent functions, whose cryptographic properties are explored by the matrix method, which is different from the method of walsh spectrum and that of autocorrelation of boolean functions ; the application of this kind of boolean functions in the fields of stream cipher, communications and block ciphers is discussed, which shows the great importance of the fc - order quasi - bent functions ; some methodology are proposed to construct the k - order quasi - bent functions, including the complete construction by using the characteristic matrices of boolean functions, and the recursive method by two known k - order quasi - bent functions we further extend our investigation to the ring zp, where p is a prime, and the similar results are presented as far as the p - valued quasi - generalized - bent functions are considered

本文首先綜合運用概率論、代數學、數論等基礎學科的理論知識，並以頻譜理論作為主要研究工具，對一類譜值分佈相對均勻的函數? ?廣半bent函數、 k階擬bent函數和p值k階擬廣義bent函數進行了系統、深入的研究，給出了廣半bent函數定義，並探討了廣半bent函數的密碼學性質；給出了k階擬bent函數和p值k階擬廣義bent函數的定義及等價判別條件；討論了k階擬bent函數和p值k階擬廣義bent函數與部分bent函數和p值廣義部分bent函數的關系，探討了它們的密碼學性質；給出了k階擬bent函數和p值k階擬廣義bent函數的典型構造方法，並將對k階擬bent函數的密碼性質的研究轉化到對一類特殊的矩陣的研究上；利用布爾函數的特徵矩陣原則上給出了k階擬bent函數的一種完全構造方法，還給出了從已有的p值k階擬廣義bent函數出發，遞歸構造變元個數更多的p值k階擬廣義bent函數的方法；初步探討了k階擬bent函數在序列密碼、分組密碼以及通信中的應用；給出了一類布爾函數walsh譜的分解式，並利用這類布爾函數的walsh譜分解式給出了一類近似穩定的布爾函數的構造，特殊情形下為k階擬bent函數；利用代數數論的知識考察了p值k階擬廣義bent函數的譜特徵，並給出了k階擬廣義bent函數與所有仿射函數的符合率特徵等等。

If you re migrating to ibm db2 universal database from a database that supports bit and boolean operations and functions, you may be wondering how to handle these types and functions in db2. our author offers a method that includes table creation with columns of the bit - like or boolean data types using constraints or triggers, and a set of user - defined functions to support bitwise and boolean operations that imitate bit or boolean data - type behavior

本文作者提出了一種方法，這個方法中包括使用約束條件或觸發器創建的表，表中包含類似於位（ bit - like ）的數據類型的列或布爾數據類型的列；該方法還包含一組用戶定義函數（ udf ） ，用於支持模仿位數據或布爾數據類型的行為的逐位運算和布爾運算。

This article offers a method that includes table creation with columns of the bit - like or boolean data type, using constraints or triggers, and a set of user - defined functions udfs to support bitwise and boolean operations for columns that imitate bit or boolean data type behavior

本文將提供一種方法，該方法包括使用約束條件或觸發器創建了一個表，表中包含類似於位（ bit - like ）或布爾數據類型的列；該方法還包括一組用戶定義函數（ udf ） ，用於支持模仿位數據或布爾數據類型的行為的逐位運算和布爾運算。

Then studis on new models and new approaches based on boolean process in delay automation are made. analytical delay model is improved with the new concept of sensitization, based on which delay matrix is proposed to describe the delay of circuit modules. then introducing hierarchical delay analysis methods into delay matrix analysis, a novel exact hierarchical delay ananlysis method is presented

在組合邏輯電路精確定時方面，本文用波形多項式偏導定義的敏化概念改進了解析延時模型，在此基礎上建立了基於敏化的延時矩陣以描述電路模塊的延時，隨后將層次化延時分析方法引入基於延時矩陣的延時分析中，形成一種新的精確的通用電路層次化延時分析方法。

This method takes as arguments a uri that describes the feature to set and the boolean value either

該方法將描述要設置功能的uri和boolean值（

For example nonlinearity, algebraic degree, correlation immunity, etc. basing on the method of hill climbing and the properties of boolean function, an algorithm, which is better than hc algorithm, named ihc is gave out to improve the design of nonlinearity of boolean functions. by analyzing the output and input sequences of a nonlinear combined generator, we also give out an algorithm ( lhc ) to evolve the correlation from a random function to a very lower one

本文研究了hillclimbing演算法以及布爾函數非線性度的性質，對hillclimbing演算法進行改進，提高了該方法下對布爾函數非線性度的優化設計;通過研究非線性組合生成器中驅動序列和輸出序列之間的關系，基於hillclimbing方法，本文進一步提出了改善非線性組合序列相關性指標（ f ）的組合函數f （ x ）的優化設計演算法lhc 。

The apriori algorithm is the method of finding boolean association rules, but has the disadvantage in the complexity of space and time

Apriori演算法是挖掘布爾關聯規則的演算法，而該演算法在空間和時間的復雜性有著難以克服的局限性。

The following method turns the performance counters on or off by setting the registry subkey according to the value of the boolean

參數的值設置該注冊表子項，以打開或關閉性能計數器。

For multi - output boolean functions, we give out the definition of correlation permissibility. by investigating some properties of the balanced multi - output boolean functions, a feasible strategy of evolvement of function is presented. based on the method of simulated annealing and using the strategy presented in the 3rd section of capter four, a method is described to tell us how we can get some multi - output boolean functions with low correlation permissibility and high nonlinearity

對于多輸出布爾函數，本文提出了相關容許度的概念，針對平衡的多輸出布爾函數，研究了這類函數的分量函數之間的關系和性質，在不改變部分分量函數的情況下，分析了相鄰函數演化的可行性和演化策略，基於simulatedannealing演算法，本文分別提出了具有高非線性度的一階相關免疫平衡函數的優化設計演算法，以及具有高非線性度和低相關容許度的布爾函數或多輸出布爾函數的優化設計演算法。

For example, the static factory method boolean. valueof ( string ) is almost always preferable to the constructor boolean ( string )

為了避免造成重復創建對象，如果一個類提供了靜態的方法來創建對象，最好是優先使用靜態方法。