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formula
(1978 results)-
Discussion Threads
Create a dynamic Excel chart and make your own dashboard
October 17, 2011 3:34am PDT
Create a dynamic Excel chart and make your own dashboard article root Dynamic Chart "1.Select A3:A6. 2.Hold down [Ctrl]. 3.Select F3:A6. You just created a non-contiguous selection" I think you...
23 Started by sandra.scrivens@... | Latest comment by dljohn7
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White Papers
An Explicit Solution for Optimal Two-Player Decentralized Control Over TCP Erasure Channels With State Feedback
October 10, 2011 12:00am PDT
The authors develop an optimal controller synthesis algorithm for decentralized control problems where control actions are transmitted through TCP-like erasure channels. They consider a simple...
Provided by: Stanford University
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Whitepapers
A Mode-Based Approach for Channel Modeling in Underground Tunnels Under the Impact of Vehicular Traffic Flow
October 1, 2011 12:00am PDT
In underground tunnels with vehicular traffic flow, wireless communications experience severe fading problems due to the signal reflections and diffractions on the tunnel walls and the mobile...
Provided by: Institute of Electrical & Electronic Engineers
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White Papers
Optimal and Suboptimal Multi Antenna Spectrum Sensing Techniques with Master Node Cooperation for Cognitive Radio Systems
October 1, 2011 12:00am PDT
In this paper, the authors consider the primary user detection problem in cognitive radio systems by using multi antenna at the cognitive radio receiver. An optimal linear combiner multi antenna...
Provided by: Academy Publisher
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White Papers
Information Security Management System Standards: A Comparative Study of the Big Five
October 1, 2011 12:00am PDT
It cannot be denied that nowadays information is a very important asset for any modern organization. Therefore protecting its security is very important and becoming a top priority for many...
Provided by: International Journals of Engineering & Sciences
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Discussion Threads
Troubleshoot VLOOKUP() formulas gotchas
September 28, 2011 1:11pm PDT
Troubleshoot VLOOKUP() formulas gotchas article root hi hi Match and Index I've pretty much stopped using vlookup over the last few years and now use Match and Index instead. You get more...
7 Started by JohnsLaurel | Latest comment by Marshwiggle
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Blog Post
Troubleshoot VLOOKUP() formula gotchas
September 28, 2011 12:18pm PDT
Excel's VLOOKUP() function is notorious for returning wrong results, but it's not the function, it's the way you're using it!
7 Latest comment by Marshwiggle
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Blog Post
Office solution: A few reasons why Excel formulas might not calculate as expected
September 20, 2011 8:16am PDT
This week, we learn the answer to last week's Office challenge: Why aren't my formulas calculating correctly?
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Whitepapers
Localization Algorithm Based on Maximum a Posteriori in Wireless Sensor Networks
September 19, 2011 12:00am PDT
Many applications and protocols in wireless sensor networks need to know the locations of sensor nodes. A low-cost method to localize sensor nodes is to use Received Signal Strength Indication...
Provided by: Hindawi Publishing
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Whitepapers
Analytical Evaluation of the Role of Estimation and Quantization Errors in Downstream Vectored VDSL Systems
September 15, 2011 12:00am PDT
The authors investigate the effect of non idealities in the diagonalizing precoder vectoring technique used for cancellation of the far-end crosstalk in downstream VDSL networks. By using...
Provided by: IARIA
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Discussion Threads
Office challenge: Why aren't my formulas calculating correctly?
September 14, 2011 8:29am PDT
Office challenge: Why aren't my formulas calculating correctly? article root Is it because ... the formula has used absolute cell references e.g. b10 > =SUM($b8+$b$9) copy/paste or fill/right...
16 Started by nrobinson5@... | Latest comment by mrsmithatraytheon
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Blog Post
Office challenge: Why aren't my formulas calculating correctly?
September 14, 2011 7:50am PDT
This week, test your Excel skills against a workbook that suddenly stops calculating correctly.
16 Latest comment by mrsmithatraytheon
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White Papers
On the Dimensioning of Cellular OFDMA Networks
September 12, 2011 12:00am PDT
In this paper, the authors address the issue of cellular OFDMA networks dimensioning. Network design consists of evaluating cell coverage and capacity and may involve many parameters related to...
Provided by: Orange Labs
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Discussion Threads
Five tips for troubleshooting formulas in Excel
September 6, 2011 8:31am PDT
Five tips for troubleshooting formulas in Excel article root Love the info... Hate the blog format I simply don't understand why TR puts this info out by the various authors/correspondents and...
5 Started by rwbyshe@... | Latest comment by Jody Gilbert
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White Papers
An Energy-Based Stochastic Model for Wireless Sensor Networks
September 6, 2011 12:00am PDT
The authors propose an energy-based stochastic model of Wireless Sensor Networks (WSNs) where each sensor node is randomly and alternatively in an active and a sleep mode. They first investigate...
Provided by: Scientific Research Publishing
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Blog Post
Five tips for troubleshooting formulas in Excel
September 2, 2011 2:33pm PDT
If you're worksheet-challenged (or even if you aren't), finding and fixing formula problems can be a big headache. These tips will help ease the pain.
5 Latest comment by Jody Gilbert
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Whitepapers
Robust Spectrum Sensing for Cognitive Radio
September 2, 2011 12:00am PDT
This paper studies spectrum sensing in the context of cognitive radio. The proposed detector is robust with respect to disturbing impulses that are in practice present in many cases in addition to...
Provided by: EURASIP
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Whitepapers
Algorithm for Queueing Networks With Multi-Rate Traffic
September 1, 2011 12:00am PDT
In this paper, the authors present a new algorithm for evaluating queueing networks with multi-rate traffic. The detailed state space of a node is evaluated by explicit formula. They consider...
Provided by: City University of Hong Kong
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White Papers
Reliability Modelling of Disk Subsystems With Probabilistic Model Checking
September 1, 2011 12:00am PDT
The authors discuss how probabilistic model checking, a variant of model checking, can be useful in modelling multiple failures in disk subsystems, as it allows specification of probabilities or...
Provided by: Indian Institute of Science
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White Papers
Group Delay Variations in Wideband Transmission Lines: Analysis and Improvement
September 1, 2011 12:00am PDT
Although poorly studied in the literature, Group Delay Variations (GDV) versus frequency is an essential factor which causes distortion and degradation in wideband satellite signals specially when...
Provided by: International Journal of Soft Computing and Engineering (IJSCE)
