... CCD-based palmprint scanners, digital cameras, digital scanners and video cameras to collect palmprint images [1] CCD-based palmprint scanners capture high quality palmprint images and align palms ... two images from different palms is greater than a predefined threshold, the match is a false acceptance Each image in the testing database is matched with all images in the trainning databases ... digital scanners, digital cameras, and video cameras not use pegs for the placement of hands Digital scanners are not suitable for real-time application because of the scanning time Digital and...
Ngày tải lên: 13/08/2015, 10:00
... critical indentation load and a critical indentation depth associated with the initial delamination crack at the thin film/ substrate interface, and using the mechanical analysis, the general properties ... Therefore, the shape of the traction-separation law may also have a significantly effects on the crack initiation and propagation processes Recent numerical simulations by Chandra et al [34] also discovered ... that researchers can predict crack propagation in many media using fracture mechanics theory, such as the theory of Griffith’s fracture for an ideal elastic material [16] Linear elastic fracture...
Ngày tải lên: 26/09/2015, 09:56
A Fast File System for UNIX
... fragments and a single unused fragment This remaining fragment can be allocated to another file as needed Space is allocated to a file when a program does a write system call Each time data is written ... the allocated space The problem with expanding a file one fragment at a a time is that data may be copied many times as a fragmented block expands to a full block Fragment reallocation can be minimized ... insufficient space to hold the new data) If space exists in a block already allocated, the space is filled with new data If the remainder of the new data contains more than a full block of data, a full...
Ngày tải lên: 12/09/2012, 14:16
The Duality of Memory and Communication in the Implementation of a Multiprocessor Operating System
... nature to a data manager which fails to free data, but is easier to detect and prevent • Data manager changes data A malicious data manager may change the value of its data on each cache refresh ... access to cached data than the data manager has permitted (e.g., a write fault on a page made read-only by a pager_data_lock call), the kernel issues a pager_data_unlock call The data manager is ... the cached data The kernel uses the pager_data_write call in response, just as when it initiates a cache replacement A data manager may restrict the use of cached data by issuing a pager_data_lock...
Ngày tải lên: 12/09/2012, 15:05
A web-based system for notifying environment violation.doc
... logic data of application Separating logic data from application into it will make program scalable and higher performance Most of web applications today use Relational Database Management System ... operating system - Easy to manage, update database: Database is located at dedicated server that managers can maintain and update it easily - Quick delivery: web-based model make it portable to be delivered ... representation in GIS system A GIS system is often associated with a map There are different kinds of data representation on a map: raster data type and vector data type - Raster data type: is any...
Ngày tải lên: 27/10/2012, 16:40
A NEW CLASSIFICATION SYSTEM FOR URBAN STORMWATER POLLUTANT LOADING: A CASE STUDY IN THE SANTA MONICA BAY AREA
... were classified as transportation land use in the SCAG data and USGS classification system Vegetated areas inside the institutional areas were also identified as low pollutant loading areas, which ... the accuracy was compared to SCAG land use data Generally, Bayesian networks gave a reasonable estimate for stormwater pollutant mass emissions despite the potential problems of SCAG data 90 ... with official land used data obtained from SCAG land use data The pollutant loading maps of all water quality parameters show that the low pollutant emitting areas correspond to open land use due...
Ngày tải lên: 05/09/2013, 09:08
Inactivation of microorganisms in untreated water by a continuous flow system with supercritical CO2 bubbling
... et al., 200 7a) , water was taken from a municipal water filtering plant (Miyoshi, Hiroshima, Japan) prior to being treated for use as tap water The coliform bacteria and total bacterial counts in ... total bacterial count using the standard plate counting method One ml of appropriate dilutions of samples was inoculated in standard plate count agar (Nihon Pharmaceutical Co., Ltd., Tokyo, Japan) ... SC-CO2 treatment, whereas phosphatase (alkaline and acid) or naphthol-AS-BI-phosphohydrolase was slightly or a little inactivated Ishikawa et al (1996) reported that enzyme inactivation by the...
Ngày tải lên: 05/09/2013, 09:38
Behavior of Zinc in a Constructed Wetland System Receiving Domestic Wastewater
... Ltd, Tokyo (in Japanese) Mays P A and Edwards G S (2001) Comparison of heavy metal accumulation in a natural wetland and constructed wetlands receiving acid mine drainage, Ecological Engineering, ... and rainfall minus evapotranspiration Because the paddy field had a hardpan (impermeable layer) under the plow layer (i.e., the topsoil) and the groundwater level was high in the biotope area, ... wetland has been planted with Zizania latifolia Turcz (Manchurian wild rice), which, unlike reeds, causes little damage to the paddy field and has a high biomass production rate The wetland receives...
Ngày tải lên: 05/09/2013, 10:15
Tài liệu Cabling Standard - TIA - Category 6 A Standards and Systems Overview doc
... opportunities and a competitive market environment TIA’s standards program is accredited by the American National Standards Institute (ANSI) to develop American National Standards The association provides ... Industry Association (TIA) announced today that the category standard for telecommunications cabling has been approved for publication as TIA/EIA-568-B.2-1 This addendum is part of the TIA/EIA-568-B ... development of generic standards primarily for balanced twisted-pair cabling systems These standards cover balanced twisted-pair cable and associated connecting hardware specifications, including test...
Ngày tải lên: 10/12/2013, 02:15
Tài liệu Real-World ASP.NET—Building a Content Management System pptx
... components and metacontent in one place makes them easier to maintain, track, and find It also provides a more secure way of storing your data Having your data localized means you have a smaller area ... known as personalization (Chapter covers personalization in more detail.) You can also see that the left side of the page is made up of a navigation bar You can find navigation bars (NavBars) ... personal preferences and navigational habits Personalization is a major reason why many people return to a Web site At one time, seeing her name on a Web page was all that was needed for a user...
Ngày tải lên: 10/12/2013, 14:15
Tài liệu TracerLight® Connector Identification System docx
... 0.3 dB max 0.3 dB max Return Loss (1300 nm) 104282AE Multimode Ultra Polish Connectors -20 dB -20 dB max Mechanical and Environmental Characteristics Every patch cord manufactured by ADC is designed ... to pass rigorous qualification testing that includes: EIA/TIA Industry Standards according to Fiber Optic Test Procedures (FOTP) Item Specifications EIA/TIA Test FOTP-3 Cable flex FOTP- 1A Humidity ... TRACERLIGHT ASSEMBLY DETAILS ASSEMBLY LENGTH ASSEMBLY LENGTH SIMPLEX TRACERLIGHT ASSEMBLY DETAILS ASSEMBLY LENGTH ASSEMBLY LENGTH TracerLight Simplex Assembly www.adc.com • +1-952-938-8080 TracerLight...
Ngày tải lên: 10/12/2013, 18:15
Tài liệu AUTOMATED FINGERPRINT IDENTIFICATION SYSTEMS (AFIS) ppt
... that ridges appear to flow, and even dots The AFIS system translates what a human sees as a picture, selects key features, searches these features against a database, and produces the best match ... the application? Is there any biographical or financial information that is missing or incomplete? If the applicant already has a credit card, there is a record on at least one database that can ... databases may be mutually exclusive or may overlap The state AFIS system may come from a different vendor than a metropolitan area’s AFIS, and one vendor’s software may not seamlessly interact...
Ngày tải lên: 11/12/2013, 15:15
Tài liệu TIA - Category 6 A Standards and Systems Overview ppt
... opportunities and a competitive market environment TIA’s standards program is accredited by the American National Standards Institute (ANSI) to develop American National Standards The association provides ... Industry Association (TIA) announced today that the category standard for telecommunications cabling has been approved for publication as TIA/EIA-568-B.2-1 This addendum is part of the TIA/EIA-568-B ... development of generic standards primarily for balanced twisted-pair cabling systems These standards cover balanced twisted-pair cable and associated connecting hardware specifications, including test...
Ngày tải lên: 20/12/2013, 22:15
Tài liệu TrueNet® TracerLight® Connector Identification System doc
... requirements as our standard patch cords Optical performance of the patch cords is not affected by the TracerLight components TracerLight patch cords are installed in the same manner as standard patch ... notice At any time, you may verify product specifications by contacting our headquarters office in Minneapolis ADC Telecommunications, Inc views its patent portfolio as an important corporate asset ... comprised of a lightweight, plastic flashlight body featuring two AA batteries and a printed circuit board (PCB) It provides approximately 80 hours of continuous service and features 1-hour auto-off...
Ngày tải lên: 21/12/2013, 08:17
PLC communications in a process control system
... than one bit per baud Baseband and broadband The principle characteristics of base-band and broadband systems are listed in Table BASEBAND Digital signalling Entire bandwidth consumed By signal ... performance, and is generally cheaper The maximum transmission time for any network configuration can be calculated A classic rule for any PLC application is that repeatability is more important than ... modulation: a) a phase shift of 180( in the carrier occurs each time a binary zero is transmitted No phase change takes place for a binary b) phase shift keying (PSK) in which a zero and a are...
Ngày tải lên: 25/12/2013, 08:50
Tài liệu A Knowledge Management System for ERP Implementation pdf
... growing rapidly AMR Research, an authoritative market forecast institution in America, indicated that the ERP market would grow at annual rate of 37% in recent years The sales of the ERP packaged ... It also represents an organizational infrastructure that affects how people work and imposes its own logic on a company’s strategy, organization and culture After organizations accept the management ... transmittable in formal, systematic way It can be processed by a computer, transmitted electronically or stored in a database (Nonaka and Takenchi, 1995) On the other hand, tacit knowledge is associated...
Ngày tải lên: 16/01/2014, 16:33
Tài liệu PLC Communications in a Process Control System docx
... pair cable and standard connectors A few European PLC manufacturers immediately adopted this standard This Bit Bus, however, was also seen to have a major shortfall, in that it was based on a ... performance, and is generally cheaper The maximum transmission time for any network configuration can be calculated A classic rule for any PLC application is that repeatability is more important than ... phase modulation: there are two different types of phase modulation: a) a phase shift of 180( in the carrier occurs each time a binary zero is transmitted No phase change takes place for a binary...
Ngày tải lên: 25/01/2014, 05:20
Tài liệu A New Banking System The Needful Capital for Rebuilding the Burnt District docx
... "National" banks That is, this system is capable of furnishing fifty-six times as many banks as the "National" system, having each the same capital, on CHAPTER V 26 an average, as the "National" banks ... furnishing an amount of loanable capital more than twelve times as great as that of all the "National" Banks in the State[C]; more than twice as great as that of all the "National" banks of the ... hand, a scanty currency causes agricultural commodities, and all kinds of real estate, to fall in price; and, at the same time, makes manufactured commodities scarce and dear It is a particularly...
Ngày tải lên: 17/02/2014, 18:20
Tài liệu "A Film Aesthetic to Discover" ppt
... hopes that, nearly a decade earlier, had driven Alexandre Astruc’s manifesto “Pour une nouvelle avant-garde: la caméra-stylo.” Astruc (1968) challenged filmmakers to address philosophical subjects ... a matter of taste for hardhitting style (a fad for Hemingway, Hammett, Dos Passos and James Cain); it was also a matter of profession, for as he details in his autobiography, he was working at ... variable The war had recruited cinema to capture the fundamental urgency of existence that was beyond the capacity of classical dramatic filmmaking In his magisterial essay on neo-realism, Bazin (1971,...
Ngày tải lên: 19/02/2014, 17:20
Tài liệu Panache: A Parallel File System Cache for Global File Access ppt
... interface and employs a fully parallelizable design, enabling applications to saturate available network and compute hardware Panache can also mask fluctuating WAN latencies and outages by acting as ... micro-benchmark [4] to measure the overhead Panache incurs to queue and flush metadata operations on the gateway nodes Finally, we run a parallel visualization application and a Hadoop application to analyze ... allowing asynchronous metadata updates, Panache allows data and metadata updates at local speeds and also masks remote cluster failures and network outages In Panache asynchronous operations consist...
Ngày tải lên: 19/02/2014, 18:20