... points in non-smooth continuous systems are studied The Poincare map relates the bifurcations of xed points in non-smooth continuous systems to bifurcations of periodic solutions in Filippov systems ... bifurcations in discontinuous dynamical systems Many practical problems in engineering are related to vibrations caused or in uenced by physical discontinuities Depending on the way of modeling, a ... points in non-smooth continuous systems (discontinuous Jacobian) We will therefore also address bifurcations of xed points in non-smooth continuous systems The objective of the thesis is to investigate...
Ngày tải lên: 18/03/2014, 01:21
... washing, was obtained in R5 while in other cases it was less than day This result suggested that adding polysilicate and Fe(III) mixture would bring better effect to mitigate membrane fouling ... worked more effectively on protein and carbohydrate removal The removal amount increased according to the 206 increase in Fe(III) concentrations Particularly, the protein concentrations decreased ... can be seen that the fouling frequency found in the three MBR systems were almost similar during the 35 days of operation Moreover, the mean periods per one washing in R1, R2, and R3 were 1.0...
Ngày tải lên: 05/09/2013, 10:15
Inclusion of new types in relational database systems
... described in [ONG84] Our initial experience with the system is that dynamic linking is not preferable to static linking One problem is that initial loading of routines is slow Also, the ADT routines ... number of index keys in an index number of pages in the index the constant appearing in: rel-name.field-name OPR value the maximum value in the key range if known the minimum value in the key ... an installation wants at the time the DBMS is installed In this case, all routines could be linked into the run time system at system installation time by the linker provided by the operating...
Ngày tải lên: 22/10/2013, 10:15
Soft errors in modern electronic systems
... because the underlying upset mechanisms are different The SEL rate significantly increases with increasing supply voltage Also an increase in operating temperature results in an increase in SEL rate, ... level will increase Also, the logic error rate of a system is growing Therefore, the importance of using error-correcting coding (ECC) to detect and correct soft errors in DRAMs is increasing for ... of Sun in 1999/2000 This problem has been reported in a legendary article in Forbes magazine [13] The Enterprise was the flagship in Sun’s server line and was used by many companies, including major...
Ngày tải lên: 01/01/2014, 17:15
03 analysis of mechanical systems using interval computations applied to finite element methods o dessombz
... properties of interval matrices have been investigated for example by Ning & al and Rohn in [10, 16] 2.1 SOLVING LINEAR SYSTEMS If we are interested in the dynamic behavior of an industrial mechanical ... problematic of solving linear systems of interval equations We will then introduce a new formulation of the problem, based on interval parameters which is adapted for the modeling of mechanical systems ... reliable computing on a numerical point of view In an interval matrix for instance, each term can vary independently of each other in its interval, which is generally sharp If the interval formulation...
Ngày tải lên: 12/01/2014, 21:45
Tài liệu THE ROLE OF UNIVERSITIES IN REGIONAL INNOVATION SYSTEMS - A NORDIC PERSPECTIVE pdf
... broadening the definition of a system of innovation is that the problem of delimiting the system increases In Lundvall (1992) this problem is addresses by saying that determining which institutions ... increasingly being framed within an international arena The links between sub-regional, regional, national and international systems of innovations imply hat analyses should include actors and institutions ... library in Umeå Some years later an odontological clinic, offereing basic dental training, was set up and in 1954 an institute of medicine was established, both of them in Umeå When other institutes...
Ngày tải lên: 16/01/2014, 16:33
Tài liệu On Data Throughput in Structured Cabling Systems pptx
... correctly installed TrueNet™ Cabling Systems have impedance which is within ±3 Ohms throughout the cabling channel Most impedance mismatch problems happen in the cross-connect patch cord in the ... cabling system on a continuous basis From this testing, measurements of impedance versus distance and frequency are made, finding the impedance mismatches and discontinuities in a network channel ... an organisation in today’s global e-commerce environment The network cabling infrastructure must be able to support an enterprise’s increasing rates of data transmission now and in the future It’s...
Ngày tải lên: 19/01/2014, 05:20
Tài liệu Fundamentals of Robotic Mechanical Systems: Theory, Methods, and Algorithms, Second Edition P2 pdf
... type, whose joints are all independently actuated, those of a mechanical finger are not and, in many instances, are driven by one single master actuator, the remaining joints acting as slaves ... lighter links In a parallel manipulator, we distinguish one base platform, one moving platform, and various legs Each leg is, in turn, a kinematic chain of the serial type, whose end links are ... as mechanical systems constituted by a structure consisting of very robust links coupled by either rotational or translating joints, the former being called revolutes, the latter prismatic joints...
Ngày tải lên: 19/01/2014, 18:20
Tài liệu Fundamentals of Robotic Mechanical Systems: Theory, Methods, and Algorithms, Second Edition P1 ppt
... Chair in Engineering Department of Mechanical Engineering The University of Texas at Austin Austin, TX 78712-1063, USA and William Howard Hart Professor Emeritus Department of Mechanical Engineering, ... refuting the claim that intelligent machines are possible A genealogy of mechanical systems, including robotic ones, is given in Fig 1.1 In that figure, we have drawn a dashed line between mechanical ... Angeles.—2nd ed p cm.— (Mechanical engineering series) Includes bibliographical references and index ISBN 0-387-95368-X (alk paper) Robotics I Title II Mechanical engineering series (Berlin, Germany) TJ211...
Ngày tải lên: 19/01/2014, 18:20
Tài liệu Microelectro mechanical Systems Engineering Second Edition doc
... Ultraprecision Mechanical Machining Laser Machining Electrodischarge Machining Screen Printing Microcontact Printing/Soft Lithography Nanoimprint Lithography Hot Embossing Ultrasonic Machining Combining ... Cataloguing in Publication Data Maluf, Nadim An Introduction to microelectromechanical systems engineering–2nd ed –(Artech House microelectromechanical library) Microelectromechanical systems ... explained in a short lecture Many technical managers, engineers, scientists, and even engineering students with little or no prior experience in microelectromechanical systems are showing a keen interest...
Ngày tải lên: 13/02/2014, 14:20
Tài liệu ADVANCES IN DISCRETE TIME SYSTEMS docx
... controllers for linear continuous-time systems Proceedings of the 27th Chinese Control Conference, Kunming, Yunnan, China, 678-682, July 16-18, 2008 27 28 Advances in Discrete Time Systems [24] Xu, ... ideas contained in the book Publishing Process Manager Iva Lipovic Technical Editor InTech DTP team Cover InTech Design team First published December, 2012 Printed in Croatia A free online edition ... and reproduction in any medium, provided the original work is properly cited 30 Advances in Discrete Time Systems Advances in Discrete Time Systems is used for time-delay systems In the last decade,...
Ngày tải lên: 14/02/2014, 09:20
Tài liệu Teamwork in Multi-Agent Systems: A Formal Approach pptx
... coined the term bounded rationality, ‘boundedly rational agents experience limits in formulating and solving complex problems and in processing (receiving, storing, retrieving, transmitting) information’ ... Cataloging -in- Publication Data Dunin-Keplicz, Barbara Teamwork in multi-agent systems : a formal approach / Barbara Dunin-Keplicz, Rineke Verbrugge p cm Includes bibliographical references and index ... recognized expert in multi-agent systems She was one of the pioneers of modeling BDI systems, recently introducing approximate reasoning to the agent-based approach Rineke Verbrugge Rineke Verbrugge...
Ngày tải lên: 18/02/2014, 15:20
Tài liệu Báo cáo khoa học: "The Utility of a Graphical Representation of Discourse Structure in Spoken Dialogue Systems" ppt
... were included to probe user’s post tutoring perceptions We find a trend that in the NM problems it was easier for users to understand the system’s main point (Q14) However, in terms of identifying ... result, the instruction did not match the initial essay quality Nonetheless, in the openquestion interviews, many users indicated using 365 the NM as a reference while updating their essay In addition ... well users think they integrate the system questions in both a forward-looking fashion (Q9) and a backward looking fashion (Q10) Users think that it is significantly easier for them to integrate...
Ngày tải lên: 20/02/2014, 12:20
Tài liệu Báo cáo khoa học: "Automated Vocabulary Acquisition and Interpretation in Multimodal Conversational Systems" pptx
... 2000) These psycholinguistics findings have provided a foundation for our investigation In research on multimodal interactive systems, recent work indicates that the speech and gaze integration patterns ... vision processing on objects, we are interested in eye gaze behavior when users interact with a graphic display Eye gaze is an implicit and subconscious input modality during human machine interaction ... synchronization in gaze-speech input systems In Proceedings of ICMI’03, pages 151–157 Z Prasov, J Y Chai, and H Jeong 2007 Eye gaze for attention prediction in multimodal human-machine conversation In 2007...
Ngày tải lên: 20/02/2014, 12:20
Tài liệu Concepts in Configuration Management Systems pptx
... assists tools in maintaining the integrity of the product 3.4.3 Subsystem The Rational [14] environment provides for partitioning a large Ada product into parts, allowing for confining the scope ... rules can be defined Jasmine tools make use of the system modelling information for copying and archiving files, compiling sources, generating releases and browsing NSE from Sun Microsystems is an ... the spectrum of concepts in existing CM systems Spectrum of Concepts in CM Systems The previous section explained the breadth of issues concerning requirements for CM systems This section gives...
Ngày tải lên: 21/02/2014, 11:20
Tài liệu Báo cáo khoa học: "Information Presentation in Spoken Dialogue Systems" potx
... tradeoff, but depending on the user’s interest, some of them are more interesting tradeoffs than others Pruning dominated options is crucial to our structuring process The algorithm uses information ... user who prefers flying business class, on direct flights, and on KLM, in that order In FLIGHTS, coherence and naturalness of descriptions were increased by reasoning about information structure ... option by clustering the options in the database, summarizing the option clusters and suggesting further constraints In this approach, the prompts presented to the user, and the order in which they...
Ngày tải lên: 22/02/2014, 02:20
Tài liệu Nonholonomic Mechanical Systems with Symmetry ppt
... those described in this paper, have generated new insights into the control problem and are proving to be useful in specific engineering systems Despite being motivated by problems in robotics and ... rather than constraints per se On the other hand, kinematic nonholonomic constraints are those imposed by the kinematics, such as rolling constraints, which are constraints linear in the velocity ... kinematic (Chaplygin) systems or systems where the nonholonomic connection is a principal connection, when appropriate In Section we begin by recalling some basic notions about symmetry of mechanical...
Ngày tải lên: 22/02/2014, 08:20
Báo cáo khoa học: "Some Problems in the Mechanical Translation of German" pdf
... fields in comparison with optical media signifies a limitation This problem arises in fact only in subordinate clauses and in the part of a main clause after the finite verb Since in a main clause, ... average — in 20 per cent of the instances the subject, in 25 per cent of the instances the direct object, and in 45 per cent of the instances an independent prepositional phrase In the remaining 10 ... than in other literature Hence in most cases the only change necessary is for the subject to be brought before the finite verb in translating a main clause with inverted order, or for the finite...
Ngày tải lên: 07/03/2014, 18:20
Advances in Cognitive Radio Systems pptx
... Restricted tuning capabilities can be incorporated in this circuit introducing a varactor diode in the feedback line in order to control its electrical length changing the capacitive loading (Yuen ... (indicated as a resistor), having the same impedance of the ATL is introduced with the purpose of absorbing the forward propagating waves in the gate line and the backward propagating waves in ... output line and the input line of the distributed amplifier (Fig 2) This topology is known as forward gain distributed oscillator, since it involves forward propagating waves that, circulating in...
Ngày tải lên: 07/03/2014, 21:20