Previous
Complexity Evaluation of Web Service Interfaces for End Users
White Papers This paper describes an algorithm to evaluate the usability of Web services by evaluating the complexity of the structures that are provided as the input of the Web service methods. Providing simple interfaces which can be easily handled by people...
[February 5, 2009, 0:00]
Efficient MIMO Equalization for Downlink Multi-Code CDMA: Complexity Optimization and Comparative Study
White Papers Hermitian optimization is proposed to further reduce the complexity. A comparative study in both performance and complexity with the Conjugate-Gradient (CG) algorithm is then presented. This paper presents an efficient LMMSE chip equalizer to...
[August 26, 2009, 1:20]
Complexity of Wavelength Assignment in Optical Network Optimization
White Papers This paper studies the complexity of a spectrum of design problems for optical networks in order to carry a set of demands. Under Wavelength Division Multiplexing (WDM) technology, demands sharing a common fiber are transported on distinct...
[December 9, 2006, 0:00]
Complexity Metric for XML Schema Documents
White Papers This paper proposes a new complexity metric for XML Schema documents (XSD). On the contrary of the available complexity metrics, the proposed metric is based on the internal architecture of the XSD components and hence considers the complexities of...
[November 18, 2008, 0:00]
Mastering Storage Complexity
White Papers Data center complexity in today's enterprise continues to grow at a dizzying rate. Data volumes are doubling every two years, while storage utilization rates hover at 33%. And data is needlessly duplicated - CMP Media Research estimates by as much...
[May 9, 2008, 1:02]
On the Complexity of Managing Probabilistic XML Data
White Papers In particular, it presents complexity results. A main contribution is a full complexity analysis of queries and updates. This paper introduces a framework for querying and updating probabilistic information over unordered labeled trees, the...
[November 2, 2008, 23:00]
A Low Complexity Antenna Diversity Receiver for OFDM Based Systems
White Papers A low complexity antenna diversity architecture with a new combining technique suitable for Orthogonal Frequency Division (OFDM) based systems is introduced in this paper. As a result a considerable reduction in processing complexity is obtained...
[April 14, 2007, 1:01]
Managing the cost of complexity
News The need to balance the level of complexity in your systems and networking is inextricably linked to the need to manage the costs of complexity itself — and the benefits that sometimes come with making the decision for the component which adds the...
[June 6, 2005, 11:45]
EMC Celerra Version 5.6 Technical Primer: Control Station Password Complexity Policy
White Papers EMC Celerra Network Server version 5.6 addresses this need with the introduction of an administrator password complexity policy, which enhances Control Station security and prevents data misuse. Efficient management of account passwords is a...
[June 11, 2009, 1:20]
A Reduced Complexity, Improved Frequency Offset Estimation for OFDM-Based WLANs
White Papers This paper presents a reduced complexity frequency offset estimation method as a modification to the nonlinear least square (NLS) method. The complexity reduction is achieved by utilizing the Chirp-Z transform.
[April 13, 2007, 1:01]
FFII: Site complexity hindered legal fix
News The FFII admitted on Tuesday that the complexity of its Web site meant that it was unable to immediately follow the instructions of a court order, resulting in its site being temporarily taken down. The organisation made an effort to remove these...
[August 3, 2005, 16:00]
A Reduced Complexity Channel Estimation for OFDM Systems With Precoding and Transmit Diversity in Mobile Wireless Channels
White Papers A precoding approach for reduced complexity channel estimation for OFDM systems with transmit diversity is presented. The second does not require any matrix inversion and hence achieves much complexity saving but has a BER performance degradation...
[April 13, 2007, 1:01]
Domain of Competence of XCS Classifier System in Complexity Measurement Space
White Papers This paper investigates the domain of competence of XCS by means of a methodology that characterizes the complexity of a classification problem by a set of geometrical descriptors. The XCS classier system has shown a high degree of competence on a...
[December 9, 2006, 0:00]
Reducing Retail Complexity
White Papers The complexity of much of today's disjointed enterprise infrastructure software impedes retailers' business agility and productivity. Customers have spoken, saying, "The software industry has made licensing far too complex"; "The costs of selecting...
[November 15, 2006, 0:00]
InfoPath adds complexity to Office
News But analysts raise concerns that many businesses will be shocked by the complexity of InfoPath, which functions differently than other Office applications. In some ways, the complexity problem extends beyond InfoPath to other Office 2003...
[March 6, 2003, 13:13]
AT&T and TMobile: The New Era of Mobile Security Complexity
Blog AT&T and TMobile: The New Era of Mobile Security Complexity Author: Eric Everson, Founder MyMobiSafe.com It has been just days since AT&T and TMobile have been issued steep fines related to the “security” of their voicemail systems.
[January 4, 2009, 16:18]
Low-Complexity Channel Estimation for Transmitter Diversity OFDM Systems
White Papers This paper proposes a novel low complexity, frequency domain channel estimation algorithm for transmitter diversity OFDM systems. Orthogonal Frequency Division Multiplexing (OFDM) has recently been proposed for achieving high-bit rate communication...
[July 21, 2005, 0:00]
A Low-Complexity Soft Demapper for OFDM Fading Channels With ICI
White Papers This paper presents a low-complexity soft demapper that computes bit Log-Likelihood Ratios (LLRs) while suppressing Orthogonal Frequency Division Multiplexing (OFDM) Inter-Carrier Interference (ICI). The proposed demapper consists of two stages and...
[April 13, 2007, 1:01]
Azul Systems - Global Banking and Financial Services Firm Drives Down Cost, Risk, and Complexity with Azul Compute Appliances
White Papers It considered the traditional horizontal/scale-out or vertical/scale-up scaling models, but these approaches would have been costly and added huge amounts of IT complexity. With trading volumes doubling every year, this multinational bank needed to...
[March 5, 2007, 19:45]
On the Reduced Complexity Interleaving Method for OFDM PAPR Reduction
White Papers There are nowadays many research efforts on PAPR reduction methods with reduced computational complexity. Many methods for OFDM Peak to Average Power Ratio reduction have been proposed during approximately last ten years.
[September 1, 2009, 1:23]
