Browsing by Title
Now showing items 21-40 of 1174
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A framework to support the lifecycle of virtual manufacturing enterprises
(Proceedings of the 24th International Conference on Flexible Automation & Intelligent Manufacturing, 2014)This paper proposes a framework to support the full virtual manufacturing enterprise lifecycle from the creation to the operation and dissolution. The paper will show how the framework supports the activities involved in ... -
A Genetic Algorithm Using Triplet Nucleotide Encoding and DNA Reproduction Operations for Unconstrained Optimization Problems
(6/30/2017)As one of the evolutionary heuristics methods, genetic algorithms (GAs) have shown a promising ability to solve complex optimization problems. However, existing GAs still have difficulties in finding the global optimum and ... -
A Hierarchical Approach Using Machine Learning Methods in Solar Photovoltaic Energy Production Forecasting
(1/19/2016)We evaluate and compare two common methods, artificial neural networks (ANN) and support vector regression (SVR), for predicting energy productions from a solar photovoltaic (PV) system in Florida 15 min, 1 h and 24 h ahead ... -
A Kernel-Based Intuitionistic Fuzzy C-Means Clustering Using a DNA Genetic Algorithm for Magnetic Resonance Image Segmentation
(10/27/2017)MRI segmentation is critically important for clinical study and diagnosis. Existing methods based on soft clustering have several drawbacks, including low accuracy in the presence of image noise and artifacts, and high ... -
A Low Cost, Edge Computing, All-Sky Imager for Cloud Tracking and Intra-Hour Irradiance Forecasting
(3/23/2017)With increasing use of photovoltaic (PV) power generation by utilities and their residential customers, the need for accurate intra-hour and day-ahead solar irradiance forecasting has become critical. This paper details ... -
A Miniature 3D Printed On-Off Linear Pneumatic Actuator and Its Demonstration into a Cartoon Character of a Hopping Lamp
(10/17/2019)Although 3D printing has been extensively used to create passive machines and mechanisms, 3D printing of actuators is a relatively new concept. 3D printing of actuators allows greater customization, accelerates the design ... -
A model for integrating shipment consolidation and pricing decisions in perishable product supply chains
(Proceedings of the 24th International Conference on Flexible Automation & Intelligent Manufacturing, 2014)This paper focuses on a simple perishable product supply chain with a vendor and multiple retailers. These retailers, densely dispersed in a distribution zone, are sensitive to price, delivery time and product quality. ... -
A modular flexible scalable and reconfigurable system for manufacturing of microsystems based on additive manufacturing and e-printing
(Proceedings of the 24th International Conference on Flexible Automation & Intelligent Manufacturing, 2014)Generative manufacturing technologies are gaining more and more of importance as key enabling technologies in future manufacturing, especially when a flexible scalable manufacturing of small medium series of customized ... -
A Modular Multilevel Converter with Power Mismatch Control for Grid-Connected Photovoltaic Systems
(5/17/2017)A modular multilevel power converter configuration for grid connected photovoltaic (PV) systems is proposed. The converter configuration replaces the conventional bulky line frequency transformer with several high frequency ... -
A Modular Multilevel Converter with Power Mismatch Control for Grid-Connected Photovoltaic Systems
(5/17/2017)A modular multilevel power converter configuration for grid connected photovoltaic (PV) systems is proposed. The converter configuration replaces the conventional bulky line frequency transformer with several high frequency ... -
A multi-objective model for solar industry closed-loop supply chain by using particle swarm optimization
(Proceedings of the 24th International Conference on Flexible Automation & Intelligent Manufacturing, 2014)Solar energy industry is an exceptional industry which desperately relies on government support and subsidy. The demand is decreasing since the government support reduction, moreover, the dramatically increase China solar ... -
A New Compton Camera Imaging Model to Mitigate the Finite Spatial Resolution of Detectors and New Camera Designs for Implementation
(10/27/2015)An intrinsic limitation of the accuracy that can be achieved with Compton cameras results from the inevitable fact that the detectors, which comprise the camera, cannot have infinitely-accurate spatial resolution. To ... -
A New Digital Lake Bathymetry Model Using the Step-Wise Water Recession Method to Generate 3D Lake Bathymetric Maps Based on DEMs
(5/31/2019)The availability of lake bathymetry maps is imperative for estimating lake water volumes and their variability, which is a sensitive indicator of climate. It is difficult, if not impossible, to obtain bathymetric measurements ... -
A new stochastic simulation optimization methodology for supply chain inventory optimization with imperfect quality items
(Proceedings of the 24th International Conference on Flexible Automation & Intelligent Manufacturing, 2014)This paper proposes a new stochastic simulation optimization methodology that integrates meta-heuristic with sample average approximation for supply chain inventory optimization under supply uncertainty. The supply uncertainty ... -
A Novel Certificateless Signature Scheme for Smart Objects in the Internet-of-Things
(5/1/2017)Rapid advances in wireless communications and pervasive computing technologies have resulted in increasing interest and popularity of Internet-of-Things (IoT) architecture, ubiquitously providing intelligence and convenience ... -
A novel engineering method for the power flow assessment in servo-actuated automated machinery
(Proceedings of the 24th International Conference on Flexible Automation & Intelligent Manufacturing, 2014)Multipurpose and programmable servo-actuated mechanisms may be envisaged as the key technology for increasing flexibility and re-configurability of modern automated machinery. Unfortunately, based on the current ... -
A Novel Mechanically Overdamped Actuator with Adjustable Stiffness (MOD-AwAS) for Safe Interaction and Accurate Positioning
(6/28/2017)This paper presents the design and development of a novel mechanically overdamped actuator with adjustable stiffness (MOD-AwAS). The novelty of MOD-AwAS compared to other variable stiffness actuators relates to its mechanical ... -
A performance estimation framework for complex manufacturing systems
(Proceedings of the 24th International Conference on Flexible Automation & Intelligent Manufacturing, 2014)To cope with today market challenges and guarantee adequate competitive performances, companies have been decreasing their products life cycles, as well as increasing the number of product varieties and respective services ... -
A preliminary archaeological and historical assessment of the proposed Tenneco pipeline, Hidalgo to Victoria Counties, Texas
(Archaeological Report No. 51, 1979)This report constitutes a preliminary assessment of the archaeological and historical resources along the proposed route of the natural gas pipeline being planned by Tenneco, Inc. The report is submitted in partial fulfillment ... -
A preliminary archaeological survey for the Conquista Project in Gonzales, Atascosa, and Live Oak Counties, Texas
(Archaeological Report No. 76, 1979)During late February and early March 1979, an archaeological and historical survey of the Jacobs, Tom Retzloff and Smith-Stridde properties in Gonzales, Atascosa and Live Oak Counties was conducted. These properties are ...