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A programmable digital signal processor (PDSP) is a special-purpose microprocessor
with specialized architecture and instruction set for implementing DSP
algorithms. Typical architectural features include multiple memory partitions (onchip,
off-chip, data memory, program memory, etc.), multiple (generally pipelined)
arithmetic and logic units (ALUs), nonuniform register sets, and extensive
hardware numeric support [1,2]. Single-chip PDSPs have become increasingly
popular for real-time DSP applications [3,4].
標(biāo)簽:
special-purpose
microprocessor
programmable
specialized
上傳時間:
2017-08-13
上傳用戶:腳趾頭
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Adaptive Coordinated Medium Access Control (AC-MAC), a contention-based Medium
Access Control protocol for wireless sensor networks. To handle the load variations in some real-time sensor applications, ACMAC
introduces the adaptive duty cycle scheme within the framework of sensor-MAC (S-MAC).
標(biāo)簽:
Control
Access
Medium
contention-based
上傳時間:
2014-12-22
上傳用戶:gundan
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A few years ago I became interested in first person shooter games and in particular how the world levels are created and rendered in real time. At the same time I found myself in between jobs and so I embarked on an effort to learn about 3D rendering with the goal of creating my own 3D rendering engine. Since I am a developer and not an artist I didn’t have the skills to create my own models, levels, and textures. So I decided to attempt to write a rendering engine that would render existing game levels. I mainly used information and articles I found on the web about Quake 2, Half Life, WAD and BSP files. In particular I found the Michael Abrash articles that he wrote for Dr. Dobbs magazine while working at Id to be very illuminating.
標(biāo)簽:
interested
particular
shooter
became
上傳時間:
2013-12-13
上傳用戶:hanli8870
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Guided vehicles (GVs) are commonly used for the internal transportation of loads in warehouses, production plants and terminals. These guided vehicles can be routed with a variety of vehicle dispatching rules in an attempt to meet performance criteria such as minimizing the average load waiting times. In this research, we use simulation models of three companies to evaluate the performance of several real-time vehicle dispatching rules, in part described in the literature. It appears that there
is a clear difference in average load waiting time between the different dispatching rules in the different environments. Simple rules, based on load and vehicle proximity (distance-based) perform best for all cases. The penalty for this is a relatively high maximum load waiting time. A distance-based rule with time truncation, giving more priority to loads that have to wait longer than a time threshold, appears to yield the best possible overall performance. A rule that particularly considers load-waiting time performs poor overall. We also show that using little pre-arrival information of loads leads to a significant improvement in the performance of the dispatching rules without changing their performance ranking.
標(biāo)簽:
Testing and classifying vehicle dispatching rules in three real-world settings
上傳時間:
2016-04-01
上傳用戶:五塊錢的油條
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大名鼎鼎的嵌入式操作系統(tǒng)vxworks的完整的源代碼,支持多種體系結(jié)構(gòu)的嵌入式處理器,如arm,x86,i960,mc68k,mips,ppc,sparc等,包含完整的實時多任務(wù)處理及網(wǎng)絡(luò)tcpip,dhcp,rip等協(xié)議,tffs文件系統(tǒng),以及各種硬件驅(qū)動程序如usb--All the source code of Famous vxwork Embedded operating system , it supports the Embedded processor of many kinds of systems architecture, such as arm,x86,I9600,mc68k,Mips,ppc,sparc etc, it includes entire Real-Time & multi_tasks processing and some network protocols of tcpip,dhcp,rip, tfffs file system,and various kinds of hardware drivers (eg usb) etc
標(biāo)簽:
vxworks
上傳時間:
2016-04-01
上傳用戶:dragonman
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In the hit CBS crime show Person of Interest, which debuted in 2011,
the two heroes—one a former Central Intelligence Agency agent and
the other a billionaire technology genius—work together using the
ubiquitous surveillance system in New York City to try to stop violent
crime. It’s referred to by some as a science fiction cop show. But the
use of advanced technology for crime analysis in almost every major
police department in the United States may surpass what’s depicted
on TV crime dramas such as Person of Interest. Real-time crime cen-
ters (RTCCs) are a vital aspect of intelligent policing. Crime analysis
is no longer the stuff of science fiction. It’s real.
標(biāo)簽:
Intelligence
Analysis
Crime
上傳時間:
2020-05-25
上傳用戶:shancjb
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Mobile communication devices like smart phones or tablet PCs enable us to
consume information at every location and at every time. The rapid development
of new applications and new services and the demand to access data in real time
create an increasing throughput demand. The data have to be transmitted reliably
to ensure the desired quality of service. Furthermore, an improved utilization of
the bandwidth is desired to reduce the cost of transmission.
標(biāo)簽:
Architectures
Processing
Baseband
Signal
for
上傳時間:
2020-05-26
上傳用戶:shancjb
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Over the past few decades, wireless communications and networking have witnessed an
unprecedented growth, and have become pervasive much sooner than anyone could have
predicted. For example, cellular wireless networks are expected to become the dominant
and ubiquitous telecommunication means in the next few decades. The widespread
success of cellular and WLAN systems prompts the development of advanced wireless
systems to provide access to information services beyond voice such as telecommuting,
video conferencing, interactive media, real-time internet gaming, and so on, anytime
and anywhere.
標(biāo)簽:
Compressive
Networks
Wireless
Sensing
for
上傳時間:
2020-05-27
上傳用戶:shancjb
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In this research, we have designed, developed implemented a wireless sensor
networks based smart home for safe, sound and secured living environment for
any inhabitant especially elderly living alone. We have explored a methodology
for the development of efficient electronic real time data processing system to
recognize the behaviour of an elderly person. The ability to determine the
wellness of an elderly person living alone in their own home using a robust,
flexible and data driven artificially intelligent system has been investigated. A
framework integrating temporal and spatial contextual information for
determining the wellness of an elderly person has been modelled. A novel
behaviour detection process based on the observed sensor data in performing
essential daily activities has been designed and developed.
標(biāo)簽:
Smart
Homes
上傳時間:
2020-06-06
上傳用戶:shancjb
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The term “ smart grid ” defi nes a self - healing network equipped with dynamic optimiza-
tion techniques that use real - time measurements to minimize network losses, maintain
voltage levels, increase reliability, and improve asset management. The operational data
collected by the smart grid and its sub - systems will allow system operators to rapidly
identify the best strategy to secure against attacks, vulnerability, and so on, caused by
various contingencies. However, the smart grid fi rst depends upon identifying and
researching key performance measures, designing and testing appropriate tools, and
developing the proper education curriculum to equip current and future personnel with
the knowledge and skills for deployment of this highly advanced system.
標(biāo)簽:
Smart
Grid
上傳時間:
2020-06-07
上傳用戶:shancjb