the relational model concepts of relational algebra to the problem of storing large data e f codd 1970 relational database databases in which data is organized into tables
Báo cáo đề nghị tổ chức sát hạch nâng hạng D, E, F; xét duyệt hồ sơ dự thi và cấp giấy phép lái xe ppt
... lãnh quán; Thủ trưởng tổ chức kinh tế, xã hội Đủ 21 tuổi trở lên (tính theo ngày, tháng, năm sinh) hạng D, đủ 25 tuổi trở lên (tính theo ngày, tháng, năm sinh) hạng E Nâng hạng từ hạng B2 lên hạng ... xác nhận thời gian Km lái xe an to n Bản photocopy Giấy chứng minh nhân dân hộ chiếu Bản photocopy Giấy phép lái xe hạng sử dụng Ba ( 03 ) ảnh màu cỡ x cm kiểu chứng minh nhân dân Chứng nghề Số ... lái xe an to n Thủ trưởng quan xác nhận - Trường hợp lái xe chủ xe Giấy xác nhận thời gian Km lái xe an to n Uỷ ban nhân dân phường, xã, thị trấn nơi cư trú xác nhận 10 Đủ sức khoẻ theo quy định...
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APPLICATION OF THE STIRLING MODEL TO ASSESS DIVERSITY USING UIS CINEMA DATA docx
... calculated as the average of the distance between a referent language (e. g French) and each of the other languages – this distance being weighted by the market share of each language in the set of ... the referent Distances – in the specific case of this study – correspond to the distances between languages (see Section 5.1) When calculating the value of the index, the distance between the ... represent the wide scope of those elements Secondly, with synthetic indexes, the rise of one criterion can compensate for the decline of another one, which allows one to disregard the determinants...
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Possible Strategies for Listening Comprehension: Applying the Concepts of Conversational Implicature and Adjacency Pairs to Understand Speaker Intention in the TOEFL Listening Section doc
... one of the elective courses offered to prepare students for several English proficiency tests, such as distinct levels of Eiken, and TOEIC, offered by the school to meet MEXT’s plan of fostering ... (1989) developed the concept of implicature in theory of how people use language, in which a set of guidelines for the efficient and effective use of language for conversation, namely conversational ... Can the strategies help students to understand the speaker’s intention in the short conversations of TOEFL listening? Review of the Literature Strategy Training In language learning, the use of...
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The Relational Data Model and Relational Database Constraints
... R2 Referential Integrity Constraint Statement of the constraint The value in the foreign key column (or columns) FK of the the referencing relation R1 can be either: (1) a value of an existing ... relation and the referenced relation Tuples in the referencing relation R1 have attributes FK (called foreign key attributes) that reference the primary key attributes PK of the referenced relation ... domain is used in a specific role which is conveyed by the attribute name For example, attribute Cust-name is defined over the domain of strings of 25 characters The role these strings play in...
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Báo cáo hóa học: " Research Article Exploiting the Expressiveness of Cyclo-Static Dataflow to Model Multimedia Implementations" pot
... interpretation of the behavior of an edge in a data ow model: a container is released from /to the edge after a single firing Figure illustrates the data reuse in the overlapping regions of the search ... soon as they are enabled Additionally, the FIFO ordering of the tokens assures they cannot overtake each other The FIFO ordering of the tokens is automatically respected on the edges of a data ow ... consumer edge is represented in CSDF using the decoupling of tokens and containers in Figure 5(b) On each of the N forward edges euy f , the same number of u tokens pP representing the available...
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Báo cáo toán học: "EMILION, a tree functional-structural model: Presentation and first application to the analysis of branch carbon balance" pdf
... does not model the development of the Scene and the Structure The model does not include any description of organ emergence However, if the user is able to indicate the evolutions of the Scene ... to the woody axis The foliage area of the shoot then begins to reduce as a consequence of needle fall The evolution of the internal geometry of the shoot coincides with a modification of the general ... needle age and needle temperature are included in the model using the following equation: i(Age, T) = p(0,25) * fage (Age) * fT (T) (4) Where Age is the needle age (year), T the needle temperature...
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Báo cáo khoa hoc:" A quasi-score approach to the analysis of ordered categorical data via a mixed heteroskedastic threshold model" pdf
... variances In the case of mixed models, they proposed to base inference about threshold cutoff points, location and dispersion parameters of the latent distribution on the mode of the a posteriori ... likely to have some drawbacks regarding the estimation of fixed effects due to the approximation in integrating out random effects One simple way to overcome the difficulty of an exact integration ... the data set better ( Pearson X statistics = 27.0 and 11.8 for degrees of freedom for purely fixed models) 4 DISCUSSION New perspectives are opened in the analysis of ordinal data by the use of...
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TIỂU LUẬN CAMBRIDGE COMPANION TO MODERN JAPANESE CULTURE – CONCEPTS OF JAPAN, JAPANESE CULTURE AND THE JAPANESE
... Soviet, khuynh hướng Marxist nhìn nhận hình ảnh nước Nhật lạc hậu, In the Soviet Union, predictably, the image of a backward Japan was given aMarxist twist, characterising Japan on the basis of the ... PHỐ HỒ CHÍ MINH TRƯỜNG ĐẠI HỌC KHOA HỌC XÃ HỘI & NHÂN VĂN KHOA VĂN HÓA HỌC TIỂU LUẬN CAMBRIDGE COMPANION TO MODERN JAPANESE CULTURE – CONCEPTS OF JAPAN, JAPANESE CULTURE AND THE JAPANESE MÔN HỌC: ... Harumi Befu 2.1 Những vấn đề chung 2.1.1 Lý chọn đề tài The Cambridge Companion to Modern Japanese Culture” công trình lớn, xuất lần vào năm 2009, giáo sư Yoshio Sugimoto Đại học La Trobe – Australia...
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Inclusion of new types in relational database systems
... some of the above function 2.2 DEFINITION OF NEW TYPES To define a new type, a user must follow a registration process which indicates the existence of the new type, gives the length of its internal ... question is the design of a simpler interface to these services that will provide the required functions In addition, the performance of the crash recovery facility will be inferior to the recovery facilities ... boolean, precedence like *, file = /usr/foobar All fields are self explanatory except the precedence level which is required when several user defined operators are present and precedence must be established...
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The concepts of art and poetry in Emmanuel Levinas’s writings
... materiality of being, outside the visible, whence the experience of art becomes one of dispossession and restlessness, not disinterestedness and repose Regarding the experience of the modern work of art, ... disinterested repose of the connoisseur; rather, disturbance and restlessness are the consequences of art The experience of modern art is no longer intelligible from the standpoint of an aesthetics of ... existence, like the existence of the shades Ulysses visits in Hades, life dissolves into a shadow’ (ti 112).) Levinas figures this experience of exteriority in terms of insomnia and the interminability...
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Tài liệu THE VOCABULARY AND CONCEPTS OF ORGANIC CHEMISTRY pptx
... governs the size of the orbital (wave function) and determines the energy of the orbital The value of n corresponds to the number of the shell in the Bohr atomic theory and the larger the n, the higher ... these electrons, the energy of the electrons, and their location in space with respect to the nuclei they hold together are fundamental to the understanding of all chemistry The nature of the ... weight of the element determined from the natural abundance of its various isotopes There are seven rows of the elements corresponding to the increasing values of the principal quantum number...
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Tài liệu CCNA v2.0 Review Critical Concepts of the 640-802 CCNA Exam ppt
... "End of Life" milestone End of Engineering/Software Maintenance The date after which no scheduled maintenance releases will be produced for the major release Releases which reach this milestone ... Number is the access list being referenced; standard, extended, or named • In or out specifies the direction of the frame flow through the interface for the access list to be executed Out is the ... maintenance release 10.0(7) ED Release Early Deployment (ED) Releases offer new feature, platform or interface support End of Sales After this date, the software release may no longer be ordered...
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Tài liệu Which Bank Is the “Central” Bank? An Application of Markov Theory to the Canadian Large Value Transfer System doc
... striking feature of the data presented in Table is the degree of heterogeneity among the estimates Looking at the most extreme case we see that bank 14 is on average over times more likely to delay ... comments and suggestions The views expressed in this paper are those of the authors and not necessarily reflect the position of the Federal Reserve Bank of New York or the Federal Reserve System ... ranking web pages for use in a search engine by Sergey Brin and Larry Page.5 In the Google PageRank system, the ranking of a web page is given by the weighted sum of the rankings of every other...
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Tài liệu The Antelope Relational Database System Datascope: A tutorial ppt
... segment the recorded data differently.) Doing so would not affect the database integrity if all joins were made on the true keys of these tables However, joins which use the ids in these tables ... Inheritance of keys The inheritance of keys in joined tables is based strictly on the names of the keys The primary key for the joined table is the set of unique names from the primary keys of the two ... either by typing or selecting from the menubutton label on the left of the entry area Then press the “plot” button Press the menubutton labeled “origin”, and select “site” Use the button to the...
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Tài liệu Báo cáo khoa học: "A Practical Solution to the Problem of Automatic Word Sense Induction" doc
... individual entries seeming somewhat arbitrary, it is necessary to detect the regularities in the patterns For this purpose we applied the SVD to each of the matrices, thereby reducing their number of ... them to one of the two senses In other cases, outliers led to a poor first split, like if in figure the first split would be located between frond and the rest of the vocabulary In the case of ... sake the beverage sense is extremely rare in the BNC and therefore was not represented among the top 30 associations For this reason the clustering algorithm had no chance to find the expected...
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Tài liệu Painting with print: Incorporating concepts of typographic and layout design into the text of legal writing documents docx
... speed of reading.21 Factors affecting the speed of reading include the type and size of font, the width of line, and the ratio of ink to white space on the page Generally, the speed studies involved ... type size, readers must pause for a greater length of time while their head moves and their eyes search for the beginning of the next line.67 When there are fewer fixation pauses, there is greater ... cause the reader to experience a greater fixation pause between sentences as her eye searches for the next phrase Indenting can lessen legibility if the reader experiences an added delay while searching...
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Báo cáo khoa học: "A Practical Solution to the Problem of Automatic Part-of-Speech Induction from Text" pdf
... negative effect on the results of the vector comparisons Fortunately, the problem of data sparseness can be minimized by reducing the dimensionality of the matrix An appropriate algebraic method ... next step This step involves computing the differential vector of each word from the centroid of its closest cluster, and to assign the differential vector to the most appropriate other cluster ... obtains a separate row vector in table The problem with the resulting extremely sparse matrix is that most vectors are either orthogonal to each other or duplicates of some other vector, with the...
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Tìm thêm: xác định các mục tiêu của chương trình khảo sát các chuẩn giảng dạy tiếng nhật từ góc độ lí thuyết và thực tiễn khảo sát chương trình đào tạo gắn với các giáo trình cụ thể xác định thời lượng học về mặt lí thuyết và thực tế tiến hành xây dựng chương trình đào tạo dành cho đối tượng không chuyên ngữ tại việt nam điều tra với đối tượng sinh viên học tiếng nhật không chuyên ngữ1 phát huy những thành tựu công nghệ mới nhất được áp dụng vào công tác dạy và học ngoại ngữ mở máy động cơ lồng sóc mở máy động cơ rôto dây quấn các đặc tính của động cơ điện không đồng bộ hệ số công suất cosp fi p2 đặc tuyến hiệu suất h fi p2 đặc tuyến mômen quay m fi p2 đặc tuyến tốc độ rôto n fi p2 đặc tuyến dòng điện stato i1 fi p2 động cơ điện không đồng bộ một pha sự cần thiết phải đầu tư xây dựng nhà máy thông tin liên lạc và các dịch vụ phần 3 giới thiệu nguyên liệu chỉ tiêu chất lượng 9 tr 25