anatomy of a game engine
Tài liệu The Anatomy of a Large-Scale Hypertextual Web Search Engine ppt
Ngày tải lên :
24/01/2014, 20:20
... created maps containing as many as 518 million of these hyperlinks, a
significant sample of the total. These maps allow rapid calculation of a web page’s "PageRank", an
Of course a distributed ... an uproar, and OpenText has ceased to be a
viable search engine. But less blatant bias are likely to be tolerated by the market. For example, a search
engine could add a small factor to search ... a
text-based search engine, such as images, programs, and databases. This makes it possible to return web
pages which have not actually been crawled. Note that pages that have not been crawled can cause
problems,...
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Tài liệu ANATOMY OF A ROBOT pdf
Ngày tải lên :
19/01/2014, 19:20
... 1-2 A Gantt chart, a standard project management tool
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Aug'00 Sep'00
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Sep'00 ... someone
unacquainted with the project. The plan’s schedule can be drawn up using a standard
software package (such as Microsoft Project) in a Gantt bar chart format (about 10 to
20 bars). A portion of ...
Hardware Hardware
Hardware
Obtain reference
designs
Operate and Analyze
Partition System
Measure RF and bit
rates
Schematics
Fabrication
Assembly
Debug
Schematics (respin)
Fabrication
Assembly
Debug
Embedded...
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Tài liệu Anatomy of a Robot P2 pdf
Ngày tải lên :
19/01/2014, 20:20
... appropriate
amount of water, and reliability is paramount.
■ The average toaster is great at browning bread in a repeatable manner.
■ You can probably walk through a completely dark room, touch a few well-known
milestones, ... case, a large actuator gain can make the system
unstable and lead to failures. Whenever altering the gain, remember to reevaluate
and retest the dynamic performance of the control system.
Realize ... is
desireable. Just be aware that increasing the gain of the actuator adds expense and
will adversely affect the dynamic (nonsteady state) behavior of the control system
as we will see later. In...
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Tài liệu Anatomy of a Robot P1 ppt
Ngày tải lên :
19/01/2014, 20:20
... 11:54 AM Page i
10 CHAPTER ONE
FIGURE 1-2 A Gantt chart, a standard project management tool
Jul'00
Jul'00Jul'00
Jul'00 Aug'00
Aug'00Aug'00
Aug'00 Sep'00
Sep'00Sep'00
Sep'00 ... can be drawn up using a standard
software package (such as Microsoft Project) in a Gantt bar chart format (about 10 to
20 bars). A portion of such a Gantt chart is shown in Figure 1-2. It’s large ... The advantages and disadvantages of
each type are presented as well.
Chapter 11 covers mechanics and covers the selection and the relevant properties of
materials. Many robots have mechanical...
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Anatomy of a Health Scare: Education, Income and the MMR Controversy in the UK doc
Ngày tải lên :
22/03/2014, 14:20
... years of data.
portion of lone parents, number of GPs, and average age of adults, has not been uniform across areas.
19
2.5 percentage points gap is only slightly larger than the estimated gap ... high and low educated parents.
21
IZA DP No. 3590
Anatomy of a Health Scare:
Education, Income and the MMR Controversy in the UK
Dan Anderberg
Arnaud Chevalier
Jonathan Wadsworth
DISCUSSION PAPER ... area fixed effects control for any time-invariant differences across
HAs associated with level differences in uptake rates. The variable z
jt
measures the fraction of
adults of parenting age in area...
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the broadband problem anatomy of a market failure and a policy dilemma
Ngày tải lên :
03/06/2014, 00:55
... services and real-
time quality of service (QOS) guarantees. There are already a large number
of Internet radio stations, websites that contain audio and video, and mil-
lions of users of low-quality, ... Williams, and many others—raised large amounts of capital
regardless of the sustainability of their business, technical, and competitive
plans. These plans were in fact not sustainable, in part due ... settlement,
a consent decree, and—as a result of the settlement—the 1984 breakup of
AT&T. (Interestingly the AT&T case, arguably the most important and
aggressive antitrust action in many decades,...
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ANATOMY OF A ROBOT CHARLES M. BERGREN ppt
Ngày tải lên :
27/06/2014, 18:20
... 11:23 AM Page 22
10 CHAPTER ONE
FIGURE 1-2 A Gantt chart, a standard project management tool
Jul'00
Jul'00Jul'00
Jul'00 Aug'00
Aug'00Aug'00
Aug'00 Sep'00
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Sep'00 ... 11:23 AM Page 21
■ Every toilet has a control mechanism for refilling the tank with the appropriate
amount of water, and reliability is paramount.
■ The average toaster is great at browning bread ... results that are demonstrable) at periodic
intervals. The plan should also have a title page, an introduction, and a couple of lines
explaining each task shown on the bar chart. The plan should also...
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Anatomy of a Robot Part 1 ppsx
Ngày tải lên :
10/08/2014, 01:22
... 0-07-141657-9
All trademarks are trademarks of their respective owners. Rather than put a trademark symbol after
every occurrence of a trademarked name, we use names in an editorial fashion only, and to ... the
selection and design of robotic software. The chapter outlines a coordinated approach
to the selection of a processor, a battery, a power supply, operating software, and appli-
cation software. Included ... details and reasoning to make it more readable.
Projects come in all shapes and sizes, and they are executed in all shapes and forms.
This document provides a standard way to manage projects that...
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Anatomy of a Robot Part 2 pptx
Ngày tải lên :
10/08/2014, 01:22
... 11:23 AM Page 15
10 CHAPTER ONE
FIGURE 1-2 A Gantt chart, a standard project management tool
Jul'00
Jul'00Jul'00
Jul'00 Aug'00
Aug'00Aug'00
Aug'00 Sep'00
Sep'00Sep'00
Sep'00 ... Connectors and all package breakouts
■ Preliminary layout and plans for the board fabrication.
■ Compliance issues
■ Software considerations:
■ Block diagram of major software modules
■ Performance ... toilet has a control mechanism for refilling the tank with the appropriate
amount of water, and reliability is paramount.
■ The average toaster is great at browning bread in a repeatable manner.
■...
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Anatomy of a Robot Part 4 pps
Ngày tải lên :
10/08/2014, 01:22
... PARAMETERS
We have already seen that altering v and d can substantially change the performance of
the robot. Further, altering these parameters offers a reliable way to change just one type
of ... case of an actuator or sensors that are either off or on. These are famil-
iar to you already:
■ Thermostats The furnace in most houses cannot be operated halfway. The burn-
ers do not have a ... simultane-
ous variables. However, as the number of variables increases, the danger of interactions
increases drastically. The primary danger is that unknown interactions between the vari-
ables...
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Anatomy of a Robot Part 5 ppt
Ngày tải lên :
10/08/2014, 01:22
... companies have probably written software that takes advantage
of the special features of the computer. We can purchase this software and use it
in various ways:
■ Freeware Often an author of software ... tech-
nology available for our use. We gain time, dollars, and reliability by sharing and taking
advantage of their effort. Because the technology has been made so readily available to
others, many third-party ... book is a prime example. With just one operational
amplifier, an analog computer can fully simulate the same curves and parametric con-
trols we have already looked at. The front of an analog computer...
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Anatomy of a Robot Part 6 pot
Ngày tải lên :
10/08/2014, 01:22
... These hardware structures povide both increased accuracy and faster execution.
Arithmetic We’ve seen that one of the central features of a DSP processor is the MAC,
a hardware structure capable of ... numbers
at the same time, a computer with many spare registers (termed general-purpose [GP]
registers) can often execute the computations at a faster rate. To take advantage of this
capability, we often ... speed).
PCI has become an industry standard. Many board manufacturers and many chip
manufacturers have adopted it. If the robot’s computer supports the PCI bus, many
third-party boards will be available...
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Anatomy of a Robot Part 7 doc
Ngày tải lên :
10/08/2014, 01:22
... recorded are
more than sufficient to allow a proper read of the data.
■ Bad disk surface HDs also have a mechanism to avoid bad spots on the disk
surface. A separate place exists in the HD surface ... will only address magnetic HD disks.
An HD is basically a spinning disk of magnetic material that can contain bits on its
surface. A read/write head glides over the surface and provides access to ... mind are
■ Removable media may be less reliable than permanent media.
■ Removable media can be stolen or misplaced.
■ Removable media can jar loose with shock.
■ Removable media drives leave an...
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Anatomy of a Robot Part 9 pps
Ngày tải lên :
10/08/2014, 01:22
... require 0.817 watt-hours of energy and the battery can contain
1.8 watt hours. We have a margin of about 2 to 1. That’s not too bad, hauling a robot the
size of a 12-year-old boy up a long ladder with ... software. What advantages accrue to
the design team? First of all, we will only need standard rechargeable batteries as
sold in the store. We will not need special batteries that can communicate. ... quite an accurate way
of gauging the amount of energy that will be required. It takes into account almost all
the inefficiencies that can throw off an energy prediction that might be only calculated.
06_200256_CH06/Bergren...
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Anatomy of a Robot Part 10 pdf
Ngày tải lên :
10/08/2014, 01:22
... to put away all the
volatile data that will be lost during the power failure. Flash memory, battery-
backed Random Access Memory (RAM), and disks are all good places to put the
data. Once a PFD ... coordinated. An alternative is to use a
commonly available clock such as one transmitted by GPS satellites that is avail-
able all over the world.
SOME NOTES ABOUT SPY-HOPPING
Spy-hopping is basically ... processors can function while the power supply voltage varies. If the
processor has this feature, we can take advantage of it in the following way. Because
higher voltages can charge up capacitances...
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