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Cited by 337

The DOI matches its Crossref record; 16 of the 16 references it cites were found in a registry or an index.

Entropy-Based Optimal Sensor Location for Structural Model Updating

Papadimitriou, Costas, Beck, James L., Au, Siu-Kui·2000·Journal of Vibration and Control

Abstract

A statistical methodology is presented for optimally locating the sensors in a structure for the purpose of extracting from the measured data the most information about the parameters of the model used to represent structural behavior. The methodology can be used in model updating and in damage detection and localization applications. It properly handles the unavoidable uncertainties in the measured data as well as the model uncertainties. The optimality criterion for the sensor locations is based on information entropy, which is a unique measure of the uncertainty in the model parameters. The uncertainty in these parameters is computed by a Bayesian statistical methodology, and then the entropy measure is minimized over the set of possible sensor configurations using a genetic algorithm. The information entropy measure is also extended to handle large uncertainties expected in the pretest nominal model of a structure. In experimental design, the proposed entropy-based measure of uncertainty is also well-suited for making quantitative evaluations and comparisons of the quality of the parameter estimates that can be achieved using sensor configurations with different numbers of sensors in each configuration. Simplified models for a shear building and a truss structure are used to illustrate the methodology.

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Metadata

Authors
Papadimitriou, C., Beck, J. L., & Au, S.-K.
Venue
Journal of Vibration and Control
Published
2000-07
Volume
6
Issue
5
Pages
781-800
ISSN
  • 1077-5463 (ISSN-L)
  • 1741-2986
OpenAlex
W2004338573
Cited by
337
References
16
FWCI
21.35
Type
journal article
Language
en
Open access
closed

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CoChat. (2026). Citation check: Entropy-Based Optimal Sensor Location for Structural Model Updating. https://app.cochat.ai/papers/10.1177/107754630000600508
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Papadimitriou, C., Beck, J. L., & Au, S.-K. (2000). Entropy-Based Optimal Sensor Location for Structural Model Updating. Journal of Vibration and Control. https://doi.org/10.1177/107754630000600508

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