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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
... The bandwidth of each of the five phases is shown separately. Sprite LFS has a higher write bandwidth and the same read bandwidth as SunOS with the exception of sequen- tial reading of a file that ... in part by the National Aeronautics and Space Administration and the Defense Advanced Research Projects Agency under contract NAG2 -59 1. This paper will appear in the Proceedings of the 13th ACM ... performance than a sys- tem with no locality! We tried varying the degree of local- ity (e.g. 95% of accesses to 5% of data) and found that per- formance got worse and worse as the locality increased. Figure...
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Báo cáo y học: " Treatment of oroantral fistula with autologous bone graft and application of a non-reabsorbable membrane"

Báo cáo y học: " Treatment of oroantral fistula with autologous bone graft and application of a non-reabsorbable membrane"

Ngày tải lên : 25/10/2012, 11:48
... Publisher. All rights reserved Case Report Treatment of oroantral fistula with autologous bone graft and application of a non-reabsorbable membrane Adele Scattarella 1 , Andrea Ballini 1  , ... Roberto Grassi 1 , Andrea Carbonara 1 , Francesco Ciccolella 1 , Angela Dituri 1 , Gianna Maria Nardi 2 , Stefania Cantore 1 , Francesco Pettini 1 1. Department of Dental Sciences and Surgery, ... Bichat's buccal fat pad to close oroantral communications in irradiated maxilla. J Oral Maxillofac Surg. 2010 Jan;68(1):229-30. 9. Hernando J, Gallego L, Junquera L, Villarreal P. Oroantral...
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Real-Time Digital Signal Processing - Chapter 5: Design and Implementation of FIR Filters

Real-Time Digital Signal Processing - Chapter 5: Design and Implementation of FIR Filters

Ngày tải lên : 23/10/2013, 22:15
... the ideal lowpass filter that is non-causal and hence not physically realizable. Instead we must compromise and accept a more gradual cutoff between passband and stopband, as well as specify a transition ... can specify the relative importance of each band. For example, there would be less ripples in the pass- band than in the stopband. A variety of software packages are commercially available that ... the passband, the magnitude response has a peak deviation d p and in the stopband, it has a maximum deviation d s . The frequencies ! p and ! s are the passband edge (cut-off) frequency and the...
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Design and Implementation of a Three-Phase Induction Motor Control Scheme

Design and Implementation of a Three-Phase Induction Motor Control Scheme

Ngày tải lên : 27/10/2013, 23:15
... advantages are clearly explained. Wildi also presents the two types of induction motors: “the squirrel cage induction motor” and the “wound motor”. An explanation of the advantages and disadvantages ... induction machine is an electrical device. The electrical properties that are of particular interest to this thesis project are the stator and rotor’s resistance and inductance, as well as the magnetizing ... that is written by Mr. Marshall Brain. It provides a basic introduction onto how a hybrid car works. Within this article, the definition of the hybrid car and its potential advantages are stated....
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Design and Simulation of A CMOS-MEMS Accelerometer

Design and Simulation of A CMOS-MEMS Accelerometer

Ngày tải lên : 27/10/2013, 23:15
... major parameters of the device. Only the ratio of parasitic capacitance and sensing capacitance can be measured, and the estimated value is calculated assuming a total sensing capacitance of 60fF. ... of 60fF. Parasitic capacitance and mismatch of sensing capacitance is measured in a way as shown in Figure 5. 4. The capac- itance ratios are derived from the ratios of driving signals and buffer ... 2mV/g, and assuming 5nV/sqrt(Hz) input noise floor, a -3dB bandwidth of 20MHz at the outputs of the preamplifier where noise aliasing occurs, sampling frequency of 1MHz and a signal bandwidth of 1kHz,...
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Tài liệu Lab 3.1.1 Safe Handling and Use of a Multimeter docx

Tài liệu Lab 3.1.1 Safe Handling and Use of a Multimeter docx

Ngày tải lên : 21/12/2013, 19:15
... Because it is possible to check high voltages, extra care should be taken to avoid electrical shock. Step 1 Insert the red and black leads into the proper jacks on the meter. a. The black ... voltage measurement. a. What is the symbol for this? ___________________ Step 5 Put the tip of the red, positive lead on the positive side of a battery. Put the tip of the black, negative, ... negative, lead on the other end of a battery. a. Is any number showing up on the multimeter? _____ If not, make sure to switch to the correct type of measurement. For example Vol, voltage, or...
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Tài liệu Design And Simulation Of A Cmos-Mems Accelerometer doc

Tài liệu Design And Simulation Of A Cmos-Mems Accelerometer doc

Ngày tải lên : 22/12/2013, 08:16
... assuming a total sensing capacitance of 60fF. Parasitic capacitance and mismatch of sensing capacitance is measured in a way as shown in Figure 5. 4. The capac- itance ratios are derived from the ratios ... performed on a probe station. Table 1 lists major parameters of the device. Only the ratio of parasitic capacitance and sensing capacitance can be measured, and the estimated value is calculated assuming ... value of these parasitic capacitors is around 70fF, which is the same order as the total sensing capacitance. Parasitic capacitance of diodes and input transistors of buffers is relatively small,...
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Tài liệu Controlling the Playback Speed and Direction of a Timeline docx

Tài liệu Controlling the Playback Speed and Direction of a Timeline docx

Ngày tải lên : 24/12/2013, 07:17
... function has been passed a value of "ff" or "rew". This part of the conditional statement has a nested if/else statement. Because the task of fast-forwarding and rewinding have ... < Day Day Up > Controlling the Playback Speed and Direction of a Timeline Normally, a movie's timeline plays in a forward direction at a pace dictated by the fps (frames per ... evaluated. If action has a value of "ff", an onEnterFrame event handler is attached to the messages_mc instance. This event handler advances the messages_mc timeline to its current frame,...
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Tài liệu Experiences in Design and Implementation of a High Performance Transport Protocol doc

Tài liệu Experiences in Design and Implementation of a High Performance Transport Protocol doc

Ngày tải lên : 15/01/2014, 15:59
... stream! Amsterdam Chicago 2 Chicago 1 Fairness and Friendliness 50 TCP flows and 4 UDT flows between SARA and StarLight Realtime snapshot of the throughput The 4 UDT flows have similar ... copy avoidance ã Overlapped IO ã Data scattering/gathering ã Speculation of next packet Protocol Buffer Protocol Buffer User Buffer Data New Data Experiences in Design and Implementation of a ... Internet AIMD (Additive Increase Multiplicative Decrease) ã Fair: max-min fairness ã Stable: globally asynchronously stable ã But, inefficient and not scalable In grid networks (with high bandwidth-delay...
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Tài liệu Lab 3.1.1 Safe Handling and Use of a Multimeter doc

Tài liệu Lab 3.1.1 Safe Handling and Use of a Multimeter doc

Ngày tải lên : 18/01/2014, 04:20
... Because it is possible to check high voltages, extra care should be taken to avoid electrical shock. Step 1 Insert the red and black leads into the proper jacks on the meter. a. The black ... voltage measurement. a. What is the symbol for this? ___________________ Step 5 Put the tip of the red, positive lead on the positive side of a battery. Put the tip of the black, negative, ... negative, lead on the other end of a battery. a. Is any number showing up on the multimeter? _____If not, make sure to switch to the correct type of measurement. For example Vol, voltage, or V....
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Tài liệu Báo cáo " The meaning and structure of a science fiction story: a sysyemic functional analysis " doc

Tài liệu Báo cáo " The meaning and structure of a science fiction story: a sysyemic functional analysis " doc

Ngày tải lên : 12/02/2014, 20:20
... declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative ... declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative declarative imperative declarative declarative ability/neg. ... exophoric anaphoric exophoric anaphoric anaphoric anaphoric exophoric anaphoric exophoric anaphoric anaphoric anaphoric anaphoric exophoric anaphoric anaphoric anaphoric anaphoric...
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Tài liệu Ecology and Management of a Forested Landscape Fifty Years on the Savannah River Site pptx

Tài liệu Ecology and Management of a Forested Landscape Fifty Years on the Savannah River Site pptx

Ngày tải lên : 17/02/2014, 19:20
... probably concentrated along bottomlands and terraces adjacent to streams (Sas- saman et al. 1990; Sassaman 1993). Sustained seasonal habitation of the area began between 9,800 and 8,000 years BP, with ... Site. 201 Table 4.20. Habitat characterizations and rarity rankings of amphibians and reptiles of the Savannah River Site. 2 05 Table 4.21. A typology of species rankings for amphibians and reptiles ... 254 Table 4. 25. Primary habitats of nongame mammals of the Savannah River Site. 258 Table 4.26. Levels of foraging bat activity over nine habitats on the Savannah River Site. 260 Table 5. 1. Number...
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