chapter 6  nosql data grids and graph databases

... stations ƒ Requires two data paths (or echo canceling) Traditional Configurations Interfacing „ Data processing devices (or data terminal equipment, DTE) not (usually) include data transmission facilities ... responds when ready by asserting Clear to send „ DTE sends data „ When data arrives, local modem asserts Receive Line Signal Detector and delivers data Dial Up Operation (1) Dial Up Operation (2) Dial ... conductor and up the other Differential signaling Value depends on direction of voltage Tolerates more noise and generates less (Unbalanced, e.g RS-232 uses single signal line and ground) ƒ Data encoding...

Ngày tải lên: 16/02/2014, 08:20

... TDM with a data stream for each input and one data stream for the output The unit of data is bit Find (a) the input bit duration, (b) the output bit duration, (c) the output bit rate, and (d) the ... Mobile Phone System (AMPS) uses two bands The first band of 824 to 849 MHz is used for sending, and 869 to 894 MHz is used for receiving Each user has a bandwidth of 30 kHz in each direction ... Assume there are no guard bands Solution W e shift (modulate) each of the three v oice channels to a different bandw idth, as show n in Figure 6.6 W e use the 20- to 24-kHz bandw idth for the first...

Ngày tải lên: 16/02/2014, 20:20

... relaxation, and these differences create the contrast between different structures, and the contrast between normal and abnormal tissue, seen on MRI scans Chapter 6: Applications in Medical and Biology ... angle between moments and easy axis Chapter 6: Applications in Medical and Biology Magnetic Material Engineering Magnetic anisotropy Chapter 6: Applications in Medical and Biology Magnetic Material ... flip and reverse its direction The mean time between two flips is called the Néel relaxation time τN and is given by the following Néel-Arrhenius equation: Chapter 6: Applications in Medical and...

Ngày tải lên: 30/03/2014, 11:20

... that group standards were highly effective in establishing individual worker output, and that money was less a factor in determining worker output than group standards, sentiments, and security.” ... organizational culture and climate, group interaction and group leadership, as well as the individuality of employees, all need to be examined and considered when designing and implementing motivational ... include typical items from a specific manager’s mails, and a telephone list Important and pressing matters, such as complaints by customers and a demand for a report from a supervisor, are mixed in...

Ngày tải lên: 29/11/2015, 07:23

... collaboratively for the organisation as a whole and every unit within it; the goals are then used as a basis for planning, managing organisational activities, and assessing and rewarding contributions.’ © 2003 ... operational goals tactical plans operational plans © 2003 McGraw-Hill Australia Pty Ltd PowerPoint Goals and performance Key aspects: • Goal content • Goal commitment • Work behaviour • Other process components ... goals & plans Levels of plans: • Strategic • Operational • Tactical Recurring use: • Single use • Standing planspolicies, procedures, rules Time span of goals /plans: • Short • Intermediate • Long...

Ngày tải lên: 22/05/2016, 14:23

... firm operates in several different and unique product markets and likely in several businesses; it forms two types of strategies: corporate-level (or company-wide) and business-level (or competitive) ... strategy for each product SEVERAL BUSINESS- market area in which it competes and one LEVEL STRATEGIES with product and/ or geographic diversity or more corporate-level strategies dealing ©2013 Cengage ... Diversified firms vary according to their level of diversification and the connections between and among their businesses ● The single- and dominant-business categories denote relatively low levels...

Ngày tải lên: 14/11/2016, 16:29

... numeric and string data • Determine whether a data item should be a constant or variable • Code constants and variables in event procedures • Describe the characteristics and uses of standard data ... categories of data are numeric and string – Numeric data must contain only numbers – String data can contain any symbol – Numeric data is used in arithmetic calculations – String data cannot be ... several forms • Explain scope and describe the domain of variables in procedures and forms McGraw-Hill/Irwin ©2002 by The McGraw-Hill Companies, Inc All rights reserved 3.1 Data Categorization 3- •...

Ngày tải lên: 16/05/2017, 14:40

... possible candidate itemsets Frequent Itemset Generation Brute-force approach: – Each itemset in the lattice is a candidate frequent itemset – Count the support of each candidate by scanning the database ... Used by DHP and vertical-based mining algorithms Reduce the number of comparisons (NM) – Use efficient data structures to store the candidates or transactions – No need to match every candidate ... Eliminate candidates that are infrequent, leaving only those that are frequent © Tan,Steinbach, Kumar Introduction to Data Mining 15 Reducing Number of Comparisons Candidate counting: – Scan the database...

Ngày tải lên: 15/03/2014, 09:20

... Subprogram implementation Subprogram implementation Subprogram implementation Tree and Stack frames of function calls Tree and Stack frames of function calls Stack frames: Each vertical column shows ... declared in the function are created for 10 each recursive call Tree and Stack frames of function calls D E F F E E E 11 Tree and Stack frames of function calls Recursive calls: M M M M M M M M ... factN End RecursiveFactorial 24 Recursive Solution  The recursive definition and recursive solution can be both concise and elegant  The computational details can require keeping track of many...

Ngày tải lên: 15/03/2014, 17:20

... the data in HPRICE.RAW, which is a subset of the data used by Kiel and McClain (1995) The file contains housing prices and characteristics for two years, 1978 and 1981, for homes sold in North Andover, ... that educ and u1 may be correlated The instruments for educ are parents’ education and husband’s education So, we first regress educ on 1, exper, exper , motheduc, fatheduc, and huseduc and obtain ... v along with unity, exper, exper , and educ in ^ an OLS regression and obtain the t statistic on v Using the data in MROZ.RAW ^ gives the result r1 ¼ :047 and tr1 ¼ 1:65 We find evidence of endogeneity...

Ngày tải lên: 06/07/2014, 08:20

... HYDROLOGIC DATA AND INTERNET RESOURCES Dune sand Loose sand and gravel Quicksand Loose boulders in alluvial fans or glacial drift Clay and slit Firm shale Sticky shale Brittle shale Sandstone — ... photographs B Data on Wells and Springs Location, depth, diameter, types of well, and logs Static and pumping water level, hydrographs, yield, specific capacity, quality of water Present and projected ... and G outwash, much of it U S and G outwash especially along northern boundary of region —I Alluviated plains and valley fills — M to I S and G outwash, terrace S and G outwash in northern S and...

Ngày tải lên: 11/08/2014, 21:21

... Can Handle Categorical and Continuous Data Types Although the data has to be massaged, neural networks have proven themselves using both categorical and continuous data, both for inputs and outputs ... propagation and recurrent back propaga- 91 Knowledge Discovery and Data Mining tion train quite slowly and so are almost never used in real-time or online learning situations ART and radial basis ... analyzing the training set to verify the data values and their ranges Since data quality is the number one issue in data mining, this additional perusal of the data can actually forestall problems...

Ngày tải lên: 14/08/2014, 02:21

... been printed if tree not empty then if tree- >data is an operand then print (tree- >data) else print (open parenthesis) infix (tree->left) print (tree- >data) infix (tree->right) print (close parenthesis) ... unblanced, and demonstrate methods to resolve all the cases step-by-step using figures Outcomes • L.O.3.6 - Implement binary tree and AVL tree using C/C++ • L.O.3.7 - Use binary tree and AVL tree ... methods supplied for the following structures: list, tree, heap, searching, and graphs • L.O.1.2 - Analyze algorithms and use Big-O notation to characterize the computational complexity of algorithms...

Ngày tải lên: 29/03/2017, 18:21

... into digraph 1 DataFrom.vertex = VertexFrom DataTo.vertex = VertexTo if ( digraph.Retrieve(DataFrom) = success ) if ( digraph.Retrieve(DataTo) = success ) newData = DataFrom if ( newData.adjVertex.Search(VertexTo) ... VertexFrom DataTo.vertex = VertexTo if ( digraph.Retrieve(DataFrom) = success ) if ( digraph.Retrieve(DataTo) = success ) newData = DataFrom if ( newData.adjVertex.Remove(VertexTo) = success ) newData.outdegree ... isMarked End GraphNode ADT List is contiguous list: DiGraph digraph

Ngày tải lên: 29/03/2017, 18:21

... Bearing adjustment This screw arrangement is a handy way for providing bearing adjustment and overload protection Rapid and slow feed With left- and right-hand threads, slide motion with the nut locked ... 0.4—A linear spring rate and high load resistance with small deflections For height to spring ratios between 0.8 and 1.0—An almost linear spring rate for fasteners and bearing and in stacks For rations ... bearings—such as the ball and roller bearings and of sliding bearings—which include sleeve and hydrostatic bearings Neither rolling nor sliding, flexures simply cross-suspend a part and flex to allow...

Ngày tải lên: 22/10/2012, 14:26

... passband is < F < Wp, the stopband is Ws < F < 1, and Wp < Ws For highpass filters, the normalized frequency range of stopband is < F < Ws, the passband is Wp < F < 1, and Wp > Ws For bandpass and ... passband and a monotonic characteristic in the stopband (see Figure 6.7a) The family of type II Chebyshev filters contains both poles and zeros, and exhibit a monotonic behavior in the passband and ... Chebyshev type II, and elliptic filters, respectively The parameters Wp and Ws are the normalized passband and stopband edge frequencies, respectively The range of Wp and Ws are between and 1, where...

Ngày tải lên: 28/10/2013, 05:15

... the crate does not move We push harder (frame c) and harder (frame d) and the crate still does not move Finally we push with all our strength and the crate moves (frame e) The free body diagrams ... frictional force As we increase F , f s also increases and the crate remains at rest When F reaches a certain limit the crate "breaks away" and accelerates to the left Once the crate starts moving ... Its magnitude is constant and is given by the equation: f k = µk FN µk is known as the coefficient of kinetic friction We note that: f k < f s ,max Note 1: The static and kinetic friction acts...

Ngày tải lên: 13/12/2013, 05:15

... System .Data – Để truy cập xử lý CSDL, sử dụng namespace System .Data, System .Data. Common, System .Data. OleDb, System .Data. SqlClient, System .Data. SqlTypes – Các lớp System .Data: DataSet, DataTable, DataRow, ... data adapter – Tạo data set – Sử dụng phương thức Fill() data adapter Xây dựng cách thêm data table – Tạo DataSet – Tạo DataTable Khởi tạo data table cách thêm DataColumn Thêm dòng liệu vào data ... Add data table vào data set cách thêm vào thuộc tính Tables data set Data Access and Viewing with NET Editor: Đoàn Quang Minh Đoà 10 Working with DataSet – Example DataSet ds = new DataSet(); DataTable...

Ngày tải lên: 13/12/2013, 09:16

... blocks, and so on), sections for special Mason directives ( blocks, blocks, and so on), and plain text sections (anything outside the other two types of sections) The Perl and text ... from the data caches, the sizes of which you control through the $m->cache and $m->cache_self methods • data_ dir This parameter specifies the directory under which Mason stores its various data, ... saved internally and used as defaults when making a new Request object The parameters that can be set are: autoflush , data_ cache_defaults , dhandler , error_mode , error_format , and out_method...

Ngày tải lên: 14/12/2013, 12:15

... components of any other metadata later The package manifests for content and new applications which may include new content, skin, and locale information have an identical syntax and a very similar ... the package contents at the top and then expanding upon the basic listing of each separate sections, providing the necessary metadata about the items in the middle, and then listing the components ... contents, skin information, and locale information These manifests are formatted in RDF, which makes them easy to combine with the RDF data that makes up the chrome registry and makes it easy to fit...

Ngày tải lên: 14/12/2013, 12:15