Vol. 26 No. 1 (2025): Spectrum - The Journal of Operational Applications in Defense Areas

Published: 2025-09-23

Operational Analysis and Logistics Engineering

ASA-SimaaS: Advancing Digital Transformation through Simulation Services in the Brazilian Air Force

Joao Dantas, Diego Geraldo, Andre N. Costa, Marcos R. O. A. Maximo, Takashi Yoneyama

1-7
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Analysis of Computer Vision Application in The Context of SAR Missions

João Custódio de Faria Filho, Filipe Alves Neto Verri

8-13
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Exploration and Rescue of Shipwreck Survivors using Reinforcement Learning-Empowered Drone Swarms

José Fernando Brancalion, Fabrício Barth

14-20
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Defining Evaluation Criteria for Strategic Project Portfolio Selection in Brazilian Air Force

Gustavo Barbi Vieira, Jônatas Araújo de Almeida, Mischel Carmen Neyra Belderrain

21-28
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Comparative Performance Analysis of Two Multi-Aerial Threat Evaluation Algorithms

Humberto Baldessarini Pires, Lamartine N. F. Guimarães

29-35
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Reliability and Predictive Maintenance of PT6 Engines Using Machine Learning (Random Forests) within the Industry 4.0 Framework

Juan Brazalez, Airton Nabarrete

36-42
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Inconsistency detection methods for statecharts and sequence diagrams: a systematic literature review

Matheus Cogo, Carline Muenchen, Christopher Cerqueira, Emilia Villani

43-48
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Electronic Warfare and Remote Sensing

Detection of Drone with Convolutional Neural Network

Vinícius Ormianin Arantes Sousa, Kaleb Duarte Costa, Álvaro José Damião

49-54
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Modeling and Experimental Evaluation of Amplitude Error in the Determination of the Angle of Arrival in RWR Sensors

Adônis Virgílio Teixeira Punti, Felipe Streitenberger Ivo, Lucio Pinheiro Amaro, Renato Machado

55-60
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Detection Capability of the X-47B UAV Aircraft Based on Static RCS Prediction

Newton A. S. Gomes, Renan M. Richter

61-65
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A Laboratory Radiometric Calibration of an Electro-Optical Sensor

Marcus V. de Q. S. A. Costa, Álvaro J. Damião, Ruy M. Castro

66-71
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Electromagnetic Interference Between Naval Employment Radars

Newton A. S. Gomes, Mário D. A. Tavares, Renan M. Richter, André P. Gonçalves

72-77
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Quantum Technologies

Quantum Remote Sensing Applied to National Defense

Jullyano Lino, Ines Brosso

78-83
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