knowledge based systems expert systems

... tham kh o [1] Rich Elaine Artificial Intelligence Addison Wesley 1983 [2] Robert I Levine Knowledge based systems Wissenschafs Verlag, 1991 [3] Trung Tu n H chuyờn gia NXB Giỏo d c 1999 [4] Hong ... t 1.2 C u trỳc c a H Chuyờn gia(ti p) B ti p nh n tri th c (Knowledge editor): Lm nhi m v thu nh n tri th c t chuyờn gia ng i (human expert) , t k s tri th c v User thụng qua cỏc yờu c u v lu tr ... trờn thụng tin v v n ang xột, so sỏnh v i tri th c lu c s tri th c r i rỳt k t lu n K s tri th c (Knowledge Engineer): ng i thi t k , xõy d ng v th nghi m H Chuyờn gia 1.2 C u trỳc c a H Chuyờn...

Ngày tải lên: 25/07/2014, 19:21

... from transaction processing systems to knowledge intensive applications like knowledge- based systems are being outsourced KBS embrace organizational knowledge and expertise that are essential ... “rule based systems , combines knowledge base and a collection of production rules – inference system – to model an expert s work Unlike such rule based systems that are meant to replace experts, ... process-oriented knowledge sharing framework below as a basis to capture important factors impacting KBS outsourcing success 21 2.3 Knowledge- based systems KMS are IT -based systems developed...

Ngày tải lên: 27/11/2015, 12:38

... methodology 2.1 The knowledge base A knowledge engineer acquires knowledge from various sources of expertise and codifies it into an expert system The prerequisite for developing knowledge based system ... mastery of expert systems technology were to become the knowledge engineers, have the experience in using the Visual Basic 2.2 Flow diagram of acquired knowledge After acquiring the knowledge ... acquisition is the transfer and transformation of knowledge from some knowledge source to an expert system program Potential sources of knowledge include human experts, manuals, guidelines, reports, and...

Ngày tải lên: 05/09/2013, 16:10

... and knowledge sources KMS include organization-internal sources e.g transaction processing systems, data base systems, data warehouses, document and content management systems, messaging systems ... 2001 Knowledge networking: a holistic solution for leveraging corporate knowledge Journal of Knowledge Management 5(1): 94–106 Meso P, Smith R 2000 A resource -based view of organizational knowledge ... information systems Information Systems Research 6(2): 85–117 Susarla A, Liu D, Whinston AB 2003 Peer-to-peer enterprise knowledge management In Handbook on Knowledge Management: Knowledge Directions...

Ngày tải lên: 24/01/2014, 00:20

... knowledge systems suggest that knowledge managing consists of four sets of socially enacted knowledge processes, namely: (1) knowledge creation; (2) knowledge organization and storage/retrieval; (3) knowledge ... advantage Knowledge management systems (KMS) refer to a class of information systems applied to managing individual and organizational knowledge processes and flows They are ICT -based systems developed ... Leidner, 2001) We refer to knowledge managing (KM) as a capability pertaining to knowledge creation, knowledge organization and storage/retrieval, knowledge transfer, and knowledge applications which...

Ngày tải lên: 24/01/2014, 00:20

... RESEARCH ARTICLE Information systems Knowledge- based systems Knowledge management systems Core processes Value Creation Figure Knowledge management systems foundations knowledge exchange via person-to-person ... requests  Sections: market knowledge, competitor knowledge, technology knowledge, complementor knowledge, customer knowledge Description of the system ShareNet is a global knowledge database that ... process-oriented systems and integrative systems (Figure 2) Dynamic knowledge management systems Dynamic KMS support mainly interactive communications between experts or team -based management and are consequently...

Ngày tải lên: 24/01/2014, 00:20

... Application Architecture Traditional Client-Server Systems Thin- versus Thick-Client Systems Web -Based Client-Server Systems Software Components Operating Systems Application Service Components Third-Party ... Introduction Help System Analysis Types of Help Systems Application Help Systems Reference Help Systems Tutorial Help Systems Sales and Marketing Help Systems Evaluating the Target User Evaluating ... sets (e.g., subject matter expert, 03 201006 Ch01.qxd 5/29/03 8:57 AM Page Welcome to Web Testing database expert, security expert, API testing expert, test automation expert, etc.) The key is,...

Ngày tải lên: 22/03/2014, 18:20

... operating systems have been shortened in this guide and in the Oracle9i Installation Guide Release (9.2.0.1.0) for UNIX Systems The names are as follows: Operating System AIX -Based Systems Abbreviated ... Administering Oracle9i 1-15 Oracle9i Memory Requirements Large Page Feature on AIX Power4 -Based Systems On AIX Power4 -based systems, you can enable large pages by: ■ ■ Using the -g and -L flags of the vmtune ... Oracle9i Administrator’s Reference, Release (9.2.0.1.0) for UNIX Systems: AIX -Based Systems, Compaq Tru64 UNIX, HP 9000 Series HP-UX, Linux Intel, and Sun Solaris Part No...

Ngày tải lên: 07/04/2014, 15:57

... operating systems have been shortened in this guide and in the Oracle9i Installation Guide Release (9.2.0.1.0) for UNIX Systems The names are as follows: Operating System AIX -Based Systems Abbreviated ... Administering Oracle9i 1-15 Oracle9i Memory Requirements Large Page Feature on AIX Power4 -Based Systems On AIX Power4 -based systems, you can enable large pages by: ■ ■ Using the -g and -L flags of the vmtune ... Oracle9i Administrator’s Reference, Release (9.2.0.1.0) for UNIX Systems: AIX -Based Systems, Compaq Tru64 UNIX, HP 9000 Series HP-UX, Linux Intel, and Sun Solaris Part No...

Ngày tải lên: 07/04/2014, 16:30

... operating systems have been shortened in this guide and in the Oracle9i Installation Guide Release (9.2.0.1.0) for UNIX Systems The names are as follows: Operating System AIX -Based Systems Abbreviated ... Administering Oracle9i 1-15 Oracle9i Memory Requirements Large Page Feature on AIX Power4 -Based Systems On AIX Power4 -based systems, you can enable large pages by: ■ ■ Using the -g and -L flags of the vmtune ... Oracle9i Administrator’s Reference, Release (9.2.0.1.0) for UNIX Systems: AIX -Based Systems, Compaq Tru64 UNIX, HP 9000 Series HP-UX, Linux Intel, and Sun Solaris Part No...

Ngày tải lên: 07/04/2014, 16:51

... report on the expression, purification, and characterization of LASV proteins in bacterial cell -based systems Data from these studies clearly demonstrated that the bacterial cell-generated recombinant ... gateway for development of a recombinant protein ELISA -based system for early diagnostic detection of arenaviral infections in The MBP fusion -based pMAL-vector system (New England BioLabs), comprised ... osmotic shock of E coli transformed with pMAL-p2x -based vectors and by generation of whole cell lysates of E coli transformed with pMAL-c2x -based vectors, respectively MBP-LASV fusion proteins...

Ngày tải lên: 20/06/2014, 01:20

... proposed adaptive iQRRLM -based BM-PTEQ (ABM-PTEQ), adaptive RLM -based PTEQ [6], and adaptive RLM -based BM-TEQ (ABM-TEQ) [12] which compared with BM-TEQ [11] and proposed MMSE -based BMPTEQ for ADSL ... DMT -based systems, ” IEEE Transactions on Communications, vol 52, no 6, pp 871–876, 2004 [12] K Vanbleu, G Ysebaert, G Cuypers, and G Leus, “Adaptive bitrate maximizing TEQ design for DMT -based systems, ” ... and N = 512 We compare the proposed MMSE -based BM-PTEQ with iterative method, the proposed adaptive BM-PTEQ with adaptive iQRRLM -based design, with the RLM -based PTEQ approach [6], with other BM-TEQ...

Ngày tải lên: 21/06/2014, 20:20

... algorithm Gram-Schmidt QR -based Givens QR -based 14 Fixed point computation H, N0 I (input) As or A1/2 SQ Square-Root MMSE algorithm Gram-Schmidt QR -based Givens QR- based 14 14 19 16 QS or QSQ ... Squared MMSE Givens rotation QR -based Gram-Schmidt QR -based Adjusted operation counts 1150.50 872.50 Square-Root MMSE Givens rotation QR -based Gram-Schmidt QR -based 780.84 488.44 H = v1 v2 · ... maximum likelihood- (ML-) based detectors, V-BLAST- (vertical Bell laboratories layered space-time architecture-) based detectors, and linear MMSE detectors A number of ASIC -based matrix inversion...

Ngày tải lên: 21/06/2014, 22:20

... applied to OFDM -based systems For OFDM signals, the inherent cyclostationarity owing to guard interval (GI) can be easily exploited for recognition among multiple OFDM -based systems if the length ... secondary systems will choose the OFDM -based air interface is increasing Consequently, for the unified detector, an important issue is how to configure flexibly the transmit signals of secondary systems ... signal, r[i] = r(iTs ), belongs The number of OFDM -based systems to be distinguished is assumed to be 4, where only one transmitter of the four systems is allowed to transmit during each OFDM frame...

Ngày tải lên: 21/06/2014, 23:20

... paper KNOWLEDGE MANAGEMENT, KNOWLEDGE MANAGEMENT SYSTEMS, AND KNOWLEDGE Knowledge management is the systemic and organizationally specified process for acquiring, organizing, and communicating knowledge ... exist between knowledge strategy and various types of knowledge management systems Indeed, the knowledge management literature has largely focused on general conceptual principles of knowledge management ... different types of knowledge management systems currently used for knowledge management support The framework is presented in Figure with examples of currently used knowledge management systems represented...

Ngày tải lên: 30/06/2014, 21:16

... everyday knowledge, based on professional experience, with formal legal knowledge contained in statute databases The development of the question and answer database, and of the professional knowledge ... discussion 2.2 KNOWLEDGE DISCOVERY The main goal of Knowledge Discovery is to find useful pieces of knowledge within the data with little or no human involvement There are several definitions of Knowledge ... finding and presenting knowledge, and also the interrelationships within a corpus of knowledge Moreover, digital libraries are one example of intelligent content management systems, and much of...

Ngày tải lên: 05/07/2014, 06:31

... between Knowledge Management (KM), a Knowledge System (KS), and Knowledge Management Systems (KMS) You can see as shown in the diagram that Knowledge Management encompasses both KMS and KS Knowledge ... many knowledge management systems lean on Without search engines we cold not dig through e-mail, we can’t search knowledge bases by subject, or look for experts in an expert locator database Knowledge ... taxonomies of knowledge, there are Knowledge Perspectives The difference is taxonomies organizes where knowledge resides, and a perspective is how the knowledge itself is viewed If knowledge is...

Ngày tải lên: 13/11/2014, 09:23

... Introduction Knowledge Management Declarative Knowledge 22 Procedural Knowledge 33 Tacit Knowledge 44 Explicit Knowledge 56 Process Knowledge and Concept Knowledge 63 Case -Based Reasoning 73 Knowledge ... following topics: – Knowledge value – Knowledge- value tree – Knowledge management systems – Knowledge acquisition – Knowledge acquisition process – What is knowledge? ■ Types of Knowledge Explores ... businesses realized the benefits of computer -based knowledge systems Expert systems, automated knowledge acquisition, and neural nets began to capture expert knowledge to help users of the system diagnose...

Ngày tải lên: 22/11/2014, 04:12

... vậy: primarybased protocols repilcated-write protocols Một vấn đề sử dụng nhóm tiến trình để tăng tính chịu lỗi 12 cần có tiến trình đủ? Để đơn giản hóa, quan tâm đến replicated-write systems Một ... trạng thái từ checkpoint để phục hồi hoạt động cho tiến trình toàn hệ thống 34 8.7_ Làm rõ Web -Based Systems: 1.Kiến trúc chung: Ban đầu, hệ phân tán dựa tảng Web không khác nhiều so với hệ phân ... cần có k+1 tiến trình khác không bị lỗi để trình lựa chọn kết diễn xác 8.2.3 Agreement in Fauty Systems Việc tổ chức tiến trình giống nhóm giúp tăng khả chịu lỗi Như đề cập trên, client đưa định...

Ngày tải lên: 19/12/2014, 17:21

... beyond the traditional picture of surface diffusion based on the thermally activated jumps, is largely unexplored Moreover, conventional tip -based techniques, such as Atomic Force Microscopy which ... system to be one of the best adsorbate/substrate systems to study the effect of vdW interactions on dynamic processes occurring in physisorbed systems It must be noted that efforts to understand ... regimes beyond the conventional picture of surface diffusion 47B The conventional knowledge of surface diffusion is based on the thermally activated jump mechanism (stick-slip motion) [85], and has...

Ngày tải lên: 08/09/2015, 17:49