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ICASSP
2011
IEEE
12 years 10 months ago
Comparison of several covariance matrix estimators for portfolio optimization
Modern portfolio theory dates back to a seminal 1952 paper by H. Markowitz and has been very influential both in academic finance and among practitioners in the financial indus...
Ka Ki Ng, Priyanka Agarwal, Nathan Mullen, Dzung D...
PAAMS
2010
Springer
13 years 4 months ago
Forest Fires Prediction by an Organization Based System
In this study, a new organization based system for forest fires prediction is presented. It is an Organization Based System for Forest Fires Forecasting (OBSFFF). The core of the s...
Aitor Mata, Belén Pérez Lancho, Juan...
CG
2007
Springer
13 years 6 months ago
Best analogs for replacing missing image data
Identifying the historical data that is the best analog with a pattern from which a forecast is sought allows time series data to be extrapolated. That technique of best analogs i...
Ning Chen, Clifford A. Reiter
ICAI
2004
13 years 7 months ago
Using Fuzzy Clustering for Real-time Space Flight Safety
To ensure space flight safety, it is necessary to monitor myriad sensor readings on the ground and in flight. Since a space shuttle has many sensors, monitoring data and drawing c...
Charles Lee, Darrin M. Hanna, Richard E. Haskell, ...
RIVF
2007
13 years 7 months ago
Forgetting data intelligently in data warehouses
— The amount of data stored in data warehouses grows very quickly so that they can get saturated. To overcome this problem, we propose a language for specifying forgetting functi...
Aliou Boly, Georges Hébrail
KDD
1995
ACM
248views Data Mining» more  KDD 1995»
13 years 10 months ago
Data Mining for Loan Evaluation at ABN AMRO: A Case Study
Wedescribe a case study in data miningfor personal loan evaluation, performed at the ABNAMRObank in the Netherlands. Historical data of clients and their pay-backbehaviourare used...
A. J. Feelders, A. J. F. le Loux, J. W. van't Zand
VLDB
2004
ACM
104views Database» more  VLDB 2004»
13 years 11 months ago
Remembrance of Streams Past: Overload-Sensitive Management of Archived Streams
This paper studies Data Stream Management Systems that combine real-time data streams with historical data, and hence access incoming streams and archived data simultaneously. A s...
Sirish Chandrasekaran, Michael J. Franklin
METRICS
2005
IEEE
13 years 12 months ago
Visualizing Historical Data Using Spectrographs
Studying the evolution of long lived processes such as the development history of a software system or the publication history of a research community, requires the analysis of a ...
Ahmed E. Hassan, Jingwei Wu, Richard C. Holt
SERA
2007
Springer
14 years 15 days ago
Comparative Analysis of Neural Network Techniques Vs Statistical Methods in Capacity Planning
Capacity planning is a technique which can be used to predict the computing resource needs of an organization for the future after studying current usage patterns. This is of spec...
Nalini Vasudevan, Gowri C. Parthasarathy
ISPW
2008
IEEE
14 years 24 days ago
Accurate Estimates without Calibration?
Most process models calibrate their internal settings using historical data. Collecting this data is expensive, tedious, and often an incomplete process. Is it possible to make acc...
Tim Menzies, Oussama El-Rawas, Barry W. Boehm, Ray...