support the design and development of an information system

the design and implementation of geographic information systems

the design and implementation of geographic information systems

Ngày tải lên : 01/06/2014, 12:38
... well-designed enterprise GIS. The process of design and implementation of an enterprise GIS is complex and can take up to a year or more depending on the size of the organization and the amount of ... data and little congruence of the data sets, duplication of applica- tions, variety in standards for the output of the systems, and generally a unit- centric view of GIS and what it can do. An ... chapters 7 and 8 .The third plan, mainte- nance, is discussed under system management (chapter 10, Managing the System the Maintenance Plan). Those four documents — the three plans and the needs assessment/requirements...
  • 273
  • 1.3K
  • 0
DESIGN AND DEVELOPMENT OF MEDICAL ELECTRONIC INSTRUMENTATION A Practical Perspective of the Design, Construction, and Test of Medical Devices docx

DESIGN AND DEVELOPMENT OF MEDICAL ELECTRONIC INSTRUMENTATION A Practical Perspective of the Design, Construction, and Test of Medical Devices docx

Ngày tải lên : 29/03/2014, 11:20
... nearly flat in the passband and rolls off smoothly and monotonically. In addition, it has virtually no ripple in either the passband or the stopband. For these reasons, many designers regard the Butterworth filter ... Each of these filter responses has advantages and disadvantages, and it is the designers task to find a suitable compromise that best fits the task at hand. Table 2.5 sum- marizes the frequency- and ... amplitudes and must therefore be amplified before their processing and display can be accomplished. The specifications and lists of characteristics of biopotential amplifiers can be as long and con- fusing...
  • 478
  • 521
  • 2
RESEARCH, DESIGN AND FABRICATION OF DIGITAL INFORMATION TRANSIMITER WORKING IN THE VHF BAND

RESEARCH, DESIGN AND FABRICATION OF DIGITAL INFORMATION TRANSIMITER WORKING IN THE VHF BAND

Ngày tải lên : 27/05/2014, 20:57
... Figure 3.1 and Figure 3.2) .The analog input signal of the CVSD encoder is band-limited by the input band,pass filter .The CVSD encoder compares the band-limited analog input signal with an analog ... requirements of this standard and shall be designated 0 dBm0. 3.5 CVSD Characteristics 3.5.1 Input and Output Impedances The analog input and output impedances for CVSD converters are not standardized. These ... lot of important applications. Therefore, the study of information transceiver systems in the band VHF to understand the structure, the transmission characteristics in order to master the technology...
  • 47
  • 443
  • 0
The Design and Implementation of a Log-Structured File System

The Design and Implementation of a Log-Structured File System

Ngày tải lên : 12/09/2012, 15:05
... sequen- tially, then writes 100 Mbytes randomly to the existing file, then reads 100 Mbytes randomly from the file, and finally reads the file sequentially again. The bandwidth of each of the five phases ... (i-number for the directory and the position within the directory), the contents of the directory entry (name and i-number), and the new reference count for the inode named in the entry. These records ... 4 — Disk space and log bandwidth usage of /user6 For each block type, the table lists the percentage of the disk space in use on disk (Live data) and the percentage of the log bandwidth consumed...
  • 15
  • 1.4K
  • 0
Evaluating the Reliability and Validity of an English Achievement Test for Third-year Non- major students at the University of Technology, Ho Chi Minh National University and some suggestions for chan

Evaluating the Reliability and Validity of an English Achievement Test for Third-year Non- major students at the University of Technology, Ho Chi Minh National University and some suggestions for chan

Ngày tải lên : 07/11/2012, 15:05
... are two modes, which are 6 and 7 Measures of Dispersion: the standard deviation (sd) and the range Range is the difference between the highest and the lowest scores. Range = 8-0 = 8 Converted scores ... while the remaining 10% consists of standard error. If the r = 0.60, it means that only 60% of the test score is reliable and the other 40% may be caused by an error. Thus, the higher the reliability ... meaningful and correct sentences. Finally, the two last parts of translation are aimed at accessing the students’ general understanding regarding their vocabulary, their use of language and...
  • 38
  • 1.9K
  • 13
Tài liệu The Life and Times of an Object pdf

Tài liệu The Life and Times of an Object pdf

Ngày tải lên : 15/12/2013, 00:15
... object in the same piece of memory. Either way, the outcome of using dangling reference would be undefined. All bets would be off. • You'd try and destroy the same object more than once. ... of a method). While it runs, other The Life and Times of an Object First, let's recap what happens when you create and destroy an object. You create an object like this: TextBox ... You can make other reference variables refer to the same object: TextBox ref = message; How many references can you create to an object? As many as you want! The runtime has to keep track of...
  • 5
  • 500
  • 0
Tài liệu The Design and Performance of a Real-time CORBA Event Service doc

Tài liệu The Design and Performance of a Real-time CORBA Event Service doc

Ngày tải lên : 19/02/2014, 18:20
... on the design and performance of real-time OO systems exists. Our approach is based on emerging distributed object computing standards like OMG CORBA ORBs – we focus on the design and performance ... consumers can explicitly pull data from suppliers. The push and pull semantics of event propagation help to free consumers and suppliers from the overly restrictive syn- chronous semantics of the standard ... priority, and event correlation. This paper describes the design and performance of an object- oriented, real-time implementation of the CORBA Event Ser- vice that is designed to meet these requirements. This...
  • 20
  • 737
  • 0
THE STRUCTURE AND DEVELOPMENT OF THE CEREAL PLANT pptx

THE STRUCTURE AND DEVELOPMENT OF THE CEREAL PLANT pptx

Ngày tải lên : 08/03/2014, 23:20
... the form and structure of the plant evolves as the integration of many consecutive and interacting processes. THE WHEAT BOOK CHAPTER 2 – THE STRUCTURE AND DEVELOPMENT OF THE CEREAL PLANT 25 THE ... (photoperiod). The interaction of the plant genetics with temperature and photoperiod determines the length of the life cycle and the cultivar’s specific adaptation. Understanding these mechanisms and the ... EFFICIENCY Tim Setter and Peter Carlton The structure of the wheat plant described in this chapter is the starting point to understanding the growth and development of the crop, its nutrition and the reasons for...
  • 86
  • 709
  • 0
The Design and Implementation of a Sequence Database System * docx

The Design and Implementation of a Sequence Database System * docx

Ngày tải lên : 16/03/2014, 16:20
... to place the support for sequence data in the context of the larger database system. The reader is referred to [Ses96] for further details on E-ADTs and the PREDATOR system. The design philosophy ... on top of a layer of common database utilities that all E-ADTs can use. Code to handle arithmetic and boolean expressions, constant values and functions is part of this layer. An important component ... between the 24-h?ur moving average of the high price of Stockl, and the high price of Stock2 at the most recent hour when the volume of Stock2 traded was greater than 25,000. The answer sequence...
  • 12
  • 568
  • 0
API - 2510A - Fire-Protection Considerations for the Design and Operation of Liquefied Petroleum Gas (LPG) Storage Facilities

API - 2510A - Fire-Protection Considerations for the Design and Operation of Liquefied Petroleum Gas (LPG) Storage Facilities

Ngày tải lên : 27/03/2014, 14:07
... addresses the design, operation, and maintenance of LPG storage facilities from the standpoints of prevention and control of releases, Þre protection design, and Þre-control measures. The history of ... organizations. c. Name and address of facility managers and backup contacts. d. The facility emergency Incident Commander and structure of the Incident Command System organization. e. Phone numbers ... propane, propy- lene, butane (normal or isobutane), and butylene (including isomers). The most common LPGÕs are propane and normal butane or a mixture of these, and thus only the properties of these...
  • 44
  • 2.8K
  • 0
Báo cáo hóa học: " On the understanding and development of modern physical neurorehabilitation methods: robotics and non-invasive brain stimulation" pdf

Báo cáo hóa học: " On the understanding and development of modern physical neurorehabilitation methods: robotics and non-invasive brain stimulation" pdf

Ngày tải lên : 19/06/2014, 08:20
... research. Understanding stroke recovery This thematic series emphasizes the understanding and development of modern neurorehabilitation methods, and outlines some ways to quantify plasticity and recovery of ... orthopaedic, and impact recovery of motor control, we know that therapies cannot be passive and patients must be engaged. Perhaps part of the 'magic' in the hands of the individual therapist ... importantly, superiority of one type of therapy over another could not be distinguished, and therefore that the specific choice of therapy was diffi- cult to justify over another type of treatment....
  • 4
  • 452
  • 0
báo cáo hóa học: " The design and testing of a novel mechanomyogram-driven switch controlled by small eyebrow movements" docx

báo cáo hóa học: " The design and testing of a novel mechanomyogram-driven switch controlled by small eyebrow movements" docx

Ngày tải lên : 19/06/2014, 08:20
... signal is generated by the unfused mechani- cal activities of motor units. The bulk movement of the muscle and asynchronous activation of fibers at the initi- ation and end of contraction creates ... muscle during quick and sustained eye-brow raises, eye blinks and head move- ment. JNER JOURNAL OF NEUROENGINEERING AND REHABILITATION Alves and Chau Journal of NeuroEngineering and Rehabilitation ... gross lateral movement of the muscle at the initiation of a contraction, smaller subsequent lateral oscillations at the resonant frequency of the muscle, and dimensional changes of active muscle fibers...
  • 10
  • 501
  • 0

Xem thêm