ieee transactions on intelligent transportation systems submission

The Impact of Signal Bandwidth on Indoor Wireless Systems in Dense Multipath Environments

The Impact of Signal Bandwidth on Indoor Wireless Systems in Dense Multipath Environments

Ngày tải lên : 20/11/2012, 11:36
... strongest multipath component, followed by the second strongest component synchronized to the second correlator, and the remaining M correlators (or fingers) synchronized to later components. ... Implementation Using Labview 77 4.4.3 Additional Functionality 81 4.5 Positioning System Verification and Calibration 83 4.6 Conclusion 85 CHAPTER 5 INDOOR PROPAGATION MEASUREMENTS ... multipath components for synchronization with each correlator. This leads to the notion of pilot tones to estimate the channel response. Secondly, components with low SNR relative to the strongest...
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Digital Sound Recorder: A case study on designing embedded systems using the UML notation.

Digital Sound Recorder: A case study on designing embedded systems using the UML notation.

Ngày tải lên : 24/10/2013, 23:15
... Jacobson, J. Rumbaugh, editor. UML Notation Guide (Version 1.1). Rational Corporation, Santa Clara, 1997. [BJR2] G. Booch, I. Jacobson, J. Rumbaugh, editor. UML Semantics (Version 1.1). Rational ... scenario 3. 21 Micrcontroller Processor Core LCD display LCD controller Microphone Speaker A/D Converter D/A Converter Custom Bus System Bus Analog Input Analog Signal Internal Bus Read Only Memory RAM ... buttons select the next and previous menu option. The “rigth” and “yes” buttons invoke an option. The “left” button is used to go to the previous menu. Idle MenuUserMode MainMenu MessageMenuOption AlarmMenu...
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Tài liệu INTELLIGENT COMMUNICATION SYSTEMS doc

Tài liệu INTELLIGENT COMMUNICATION SYSTEMS doc

Ngày tải lên : 17/02/2014, 20:20
... telecommu- nication network, the network structure became simple. A two-layered structure S3 CONTENTS Vii 8 Intelligent Communication Systems 79 8.1 Concept of Intelligent Communication Systems ... the source has a ringback tone. When the destination picks up the phone, the connection is established and the conversation starts. When the con- versation finishes and either the ... into connection-type service and connectionless- type service. In case of the connection-type service, a connection is established between a source node and its destination node...
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Tài liệu Urban Transportation Systems: Choices for Communicaties pptx

Tài liệu Urban Transportation Systems: Choices for Communicaties pptx

Ngày tải lên : 21/02/2014, 22:20
... website. 2 Urban Transportation Systems within a short radius; only occasionally was a longer trip to a major event necessary. Industrialization during the nineteenth century caused a true urban revolution ... effectively the traditional transportation modes that served us well under more structured conditions. Everything has not changed, but the task of providing responsive transportation services is now more ... creation of a livable and efficient community. But pride can also be a sin, and there are instances on record in which transportation solutions have been implemented for reasons other than functional...
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Calvin: Fast Distributed Transactions for Partitioned Database Systems ppt

Calvin: Fast Distributed Transactions for Partitioned Database Systems ppt

Ngày tải lên : 07/03/2014, 14:20
... 10,000 transactions per second, no matter how many of these transactions accessed “cold” data—even under extremely high contention (contention index = 0.01). We found two main challenges in reconciling ... high contention (contention in- dex = 0.01). Under lower contention (contention index ≤ 0.001), we found that no delay was necessary beyond the default delay caused by collecting transaction requests ... placing an order on an eCommerce application. Since the focus of our experiments are on distributed transactions, we limited our TPC-C implementation to only New Order transactions. We would expect,...
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Lean Manufacturing and the Environment: Research on Advanced Manufacturing Systems and the Environment and Recommendations for Leveraging Better Environmental Performance doc

Lean Manufacturing and the Environment: Research on Advanced Manufacturing Systems and the Environment and Recommendations for Leveraging Better Environmental Performance doc

Ngày tải lên : 15/03/2014, 19:20
... Mason’s top 30 executives attended a two-week training session in Japan on lean production methods. 27 Lean Manufacturing and the Environment October 2003 | Page 4 environmental considerations ... environmental improvements. Such materials would articulate the connection between lean endeavors and environmental improvements, and explain ways in which additional environmental considerations ... potential environmental and pollution prevention considerations into their investment decisions that ultimately can improve waste reduction results while facilitating even greater economic benefits...
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Thematic Review on Deposit Insurance Systems Peer Review Report ppt

Thematic Review on Deposit Insurance Systems Peer Review Report ppt

Ngày tải lên : 22/03/2014, 21:20
... Bankers Association, Regional Banks Association, Association of Regional Banks, National Association of Shinkin Banks, Community Bank, advisor of non-financial institution, news commentator ... Mixed Autonomous Yes Compulsory On license Hong Kong Public (non- govt) Autonomous No Compulsory 4/ On license India Public Wholly owned public subsidiary No Compulsory On license Indonesia ... important dimensions. First, the review does not include background information on, or evaluate, the components of national financial systems that form part of the preconditions for effective...
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Regional Food Hub Resource Guide: Food hub impacts on regional food systems, and the resources available to support their growth and development pdf

Regional Food Hub Resource Guide: Food hub impacts on regional food systems, and the resources available to support their growth and development pdf

Ngày tải lên : 23/03/2014, 08:21
... Background on the National Food Hub Collaboration’s Research and Results to Date 74 5. Additional Resources for Food Hubs 76 6. Featured Regional Food Hubs 77 Contents 11 Do Regional Food Hubs Sell Only ... new ones.” The W.K. Kellogg Foundation is one of the Nation’s largest foundations; its mission is to “support children, families, and communities as they Strengthen and create conditions ... the most frequently asked questions about the food hub concept and its role in regional food systems development. Clarifying the Regional Food Hub Concept Regional Food Hub Impacts An increasingly...
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Báo cáo khoa học: Effects of the antioxidant PycnogenolÒ on cellular redox systems in U1285 human lung carcinoma cells docx

Báo cáo khoa học: Effects of the antioxidant PycnogenolÒ on cellular redox systems in U1285 human lung carcinoma cells docx

Ngày tải lên : 30/03/2014, 02:20
... selenium are however strictly concentration-dependent, with antioxidant properties at low concentrations and powerful pro-oxidant effects at moderate to high concentrations. TrxR, together with thioredoxin ... Pycnogenol Ò primarily at the transcription level, effects on translation may also occur. One example is the strictly redox-regulated translation factor SBP2, which is required for incorporation of selenocycstein A ... Zhong L, Arne ´ r ES, Ljung J, Aslund F & Holmgren A (1998) Rat and calf thioredoxin reductase are homolo- gous to glutathione reductase with a carboxyl-terminal elongation containing a conserved...
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Báo cáo khoa học: "The role of positive feedback in Intelligent Tutoring Systems" ppt

Báo cáo khoa học: "The role of positive feedback in Intelligent Tutoring Systems" ppt

Ngày tải lên : 31/03/2014, 00:20
... relevance condition is not satisfied; it is satisfied when both relevance and satisfaction conditions are satisfied; it is violated when the relevance condition is satisfied but the satisfaction condition ... many ITSs. In a constraint-based system, domain knowledge is mod- eled with a set of constraints, logic units composed of a relevance condition and a satisfaction condi- tion. A constraint is irrelevant ... of 54 one -on- one tutor- ing sessions has been collected. Each individual stu- dent participated in only one tutoring session, with a tutor randomly assigned from a pool of two tutors. One of...
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Báo cáo khoa học: "Aggregation improves learning: experiments in natural language generation for intelligent tutoring systems" pptx

Báo cáo khoa học: "Aggregation improves learning: experiments in natural language generation for intelligent tutoring systems" pptx

Ngày tải lên : 31/03/2014, 03:20
... 0.025). 4 Discussion and conclusions Our work touches on three issues: aggregation, eval- uation of NLG systems, and the role of NL inter- faces for ITSs. In much work on aggregation (Huang and Fiedler, 1996; ... Association for Computational Linguis- tics, pages 512–518. Helmut Horacek. 2002. Aggregation with strong regu- larities and alternatives. In International Conference on Natural Language Generation. Xiaoron ... based on functionality. As a consequence, while part of our rules implement standard types of aggregation, such as conjunction via shared participants, we also intro- duced functional aggregation...
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Topic Guides on ADA Transportation: EQUIPMENT  MAINTENANCE   pdf

Topic Guides on ADA Transportation: EQUIPMENT  MAINTENANCE   pdf

Ngày tải lên : 31/03/2014, 12:20
... ! EQUIPMENT)MAINTENANCE! TOPIC& GUIDE! 5! 1! The$Topic$Guide$series $on$ ADA $Transportation) also)draws)information)from)many)other) sources,(including(DOT(Disability(Law(Guidance;(FTA(ADA(Letters(of(Finding(and(Bulletins;( Transportation* Research*Board*and*National*Council *on* Disability*publications;*National* Transit(Institute(courses;"Easter'Seals'Project(ACTION(publications(and(Distance(Learning( Sessions;(American(Public (Transportation( Association(draft(Recommended(Practices;(and(the( !"#$%%"&'()*$&+,$-,&()*$&( ... must%be%repaired%promptly.! ! The$ADA$requires$that$accessibility$features$must$be$repaired$promptly.$When$an$accessibility! feature'is'out'of'order,'the'transit'agency'must'take'reasonable'steps'to'accommodate' individuals)with)disabilities)who)would)otherwise&use&the&feature.&! While&isolated&or&temporary&interruptions&in&service&or&access&due&to&maintenance&or&repairs&do& not$constitute$illegal$discrimination,$a$pattern$of$such$interruptions$in$service,$or$an$overly$long$ interruption)in)service)could)be)considered(discrimination.(This(concept,(which(underlies(the( ADA#maintenance#of#accessible#features#requirement,#acknowledges#that#any#piece#of# equipment)or)feature)can)break)down )on) occasion,)without)necessarily)violating)the)ADA.) However,(if(there(is(a(pattern!of!breakdowns!in!service,!or!an!overly'long!interruption!in!service,! that$may$constitute$discrimination,$because$it$can$indicate$a$failure$by$transit$agencies$to$make$ consistent,)diligent)efforts)to)keep)accessibility)equipment)in)working)order.! Compliance'with'the'ADA'maintenance'requirements'entails'transit'agency'efforts'in'every' phase&of&operations&including&design,&policy,&training,&inspection,&maintenance,&repair,& monitoring,)complaint)investigation,)and)discipline.)! ! ! Topic&Guides& ;on& amp;ADA&Transpor ... ! EQUIPMENT)MAINTENANCE! TOPIC& GUIDE! 6! 1! ELEVATORS! Elevator)maintenance$in$rapid,$light,$commuter,$and$Amtrak$train$stations$is$a$key$equipment$ maintenance(issue.(Where(elevators(are(part(of(an(accessible(route(in(rail(stations,(elevator( outages(render(the(train(system(inaccessible(to(many(people(with(disabilities.(! ! Redundant%Elevators! At#the#time#of#construction,#having#two#elevators#per#station#in#each#location,#thereby# providing)redundancy)in)case)one)elevator)stops)working,)is)a)best)practice.)Transit)agencies) should'consider'installing'redundant'elevators'at'all'existing$key$stations$with$elevators$in$ rapid,'light,'and'commuter'rail,'and'at'all'Amtrak'stations'with'elevators.! ! Elevators)should)be)inspected)frequently.! ! ! Inspection*of*Elevators! All#elevators#should#be#inspected#frequently.#A#best#practice#is#for#station!inspectors!to!check! elevators!and!escalators!for$any$problems$at$the$start$of$each$day$of$service.$If#a#train&system& has$station$attendants,$it#is#a#best#practice#for#their#jobs#to#require#checking#elevators#regularly# throughout'the'service'day.! ! Elevator!Outages! It#is#important#to#have#a#central#data#collection#point#for#all#elevator#outage#issues.#Elevator# breakdown*information*should*come*from*many*sources—through!calls!and$complaints$from% riders,'by'station'attendants,'from'station'inspectors,'by'maintenance%and%repair%contractors," and$so$forth.!Unless!all!this!information!is!centralized,!it!will!be!difficult!to!give!riders!accurate! information)about)the)status)of)elevators.! The$public$information$office$should$work$from%this!central!elevator!status!database!to!send! elevator(outage(messages(throughout(the(system(and$to$post!elevator%status%information%and% alternative )transportation) policies)online.)Elevator)outage)and)alternative )transportation) information)should)also)be)posted )on) signs)in)all)stations.)It#is#a#best#practice#to#place#this# information)at)all)entrances)to)stations)with)inoperable)elevators,)including)the)accessible) entrances,)so)that)riders)will)discover)the)problem)before)they)enter)the)station.)System‐wide% announcements*should*be*made*over"the"public"address"system"in"all"stations"as"well"as" ;on& quot; board&all&trains. 5 !It!is!a!good!practice!to!have!a!centralized!phone!system!so!riders!can!check!in! advance'to'ensure'they'can'use'their'desired'station.'Some'transit'agencies'send'e‐mails&or& ! ! Topic&Guides& ;on& amp;ADA&Transpor...
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