Pubbl/distr/stampa	Piscataway, New Jersey : , : Institute of Electrical and Electronics Engineers, , 1996
Descrizione fisica	1 online resource (1370 pages)
Disciplina	623.043
Soggetto topico	Spread spectrum communications
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Record Nr.	UNISA-996203702503316

Autore	Haigh Karen
Edizione	[1st ed.]
Pubbl/distr/stampa	Norwood : , : Artech House, , 2021
Descrizione fisica	1 online resource (261 pages)
Disciplina	623.043
Altri autori (Persone)	AndrusenkoJulia
Collana	Artech House electronic warfare library
Soggetto topico	Artificial intelligence
ISBN	1-5231-4584-6 1-63081-812-7
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Intro -- Cognitive Electronic Warfare: An Artificial Intelligence Approach -- Contents -- Foreword -- Preface -- 1 Introduction to Cognitive EW -- 1.1 What Makes a Cognitive System? -- 1.2 A Brief Introduction to EW -- 1.3 EW Domain Challenges Viewed from an AI Perspective -- 1.3.1 SA for ES and EW BDA -- 1.3.2 DM for EA, EP, and EBM -- 1.3.3 User Requirements -- 1.3.4 Connection between CR and EW Systems -- 1.3.5 EW System Design Questions -- 1.4 Choices: AI or Traditional? -- 1.5 Reader's Guide -- 1.6 Conclusion -- References -- 2 Objective Function -- 2.1 Observables That Describe the Environment -- 2.1.1 Clustering Environments -- 2.2 Control Parameters to Change Behavior -- 2.3 Metrics to Evaluate Performance -- 2.4 Creating a Utility Function -- 2.5 Utility Function Design Considerations -- 2.6 Conclusion -- References -- 3 ML Primer -- 3.1 Common ML Algorithms -- 3.1.1 SVMs -- 3.1.2 ANNs -- 3.2 Ensemble Methods -- 3.3 Hybrid ML -- 3.4 Open-Set Classification -- 3.5 Generalization and Meta-learning -- 3.6 Algorithmic Trade-Offs -- 3.7 Conclusion -- References -- 4 Electronic Support -- 4.1 Emitter Classification and Characterization -- 4.1.1 Feature Engineering and Behavior Characterization -- 4.1.2 Waveform Classification -- 4.1.3 SEI -- 4.2 Performance Estimation -- 4.3 Multi-Intelligence Data Fusion -- 4.3.1 Data Fusion Approaches -- 4.3.2 Example: 5G Multi-INT Data Fusion for Localization -- 4.3.3 Distributed-Data Fusion -- 4.4 Anomaly Detection -- 4.5 Causal Relationships -- 4.6 Intent Recognition -- 4.6.1 Automatic Target Recognition and Tracking -- 4.7 Conclusion -- References -- 5 EP and EA -- 5.1 Optimization -- 5.1.1 Multi-Objective Optimization -- 5.1.2 Searching Through the Performance Landscape -- 5.1.3 Optimization Metalearning -- 5.2 Scheduling -- 5.3 Anytime Algorithms -- 5.4 Distributed Optimization -- 5.5 Conclusion. References -- 6 EBM -- 6.1 Planning -- 6.1.1 Planning Basics: Problem Definition, and Search -- 6.1.2 Hierarchical Task Networks -- 6.1.3 Action Uncertainty -- 6.1.4 Information Uncertainty -- 6.1.5 Temporal Planning and Resource Management -- 6.1.6 Multiple Timescales -- 6.2 Game Theory -- 6.3 HMI -- 6.4 Conclusion -- References -- 7 Real-Time In-mission Planning and Learning -- 7.1 Execution Monitoring -- 7.1.1 EW BDA -- 7.2 In-Mission Replanning -- 7.3 In-Mission Learning -- 7.3.1 Cognitive Architectures -- 7.3.2 Neural Networks -- 7.3.3 SVMs -- 7.3.4 Multiarmed Bandi -- 7.3.5 MDPs -- 7.3.6 Deep Q-Learning -- 7.4 Conclusion -- References -- 8 Data Management -- 8.1 Data Management Process -- 8.1.1 Metadata -- 8.1.2 Semantics -- 8.1.3 Traceability -- 8.2 Curation and Bias -- 8.3 Data Management -- 8.3.1 Data in an Embedded System -- 8.3.2 Data Diversity -- 8.3.3 Data Augmentation -- 8.3.4 Forgetting -- 8.3.5 Data Security -- 8.4 Conclusion -- References -- 9 Architecture -- 9.1 Software Architecture: Interprocess -- 9.2 Software Architecture: Intraprocess -- 9.3 Hardware Choices -- 9.4 Conclusion -- References -- 10 Test and Evaluation -- 10.1 Scenario Driver -- 10.2 Ablation Testing -- 10.3 Computing Accuracy -- 10.3.1 Regression and Normalized RMSE -- 10.3.2 Classification and Confusion Matrices -- 10.3.3 Evaluating Strategy Performance -- 10.4 Learning Assurance: Evaluating a Cognitive System -- 10.4.1 Learning Assurance Process -- 10.4.2 Formal Verification Methods -- 10.4.3 Empirical and Semiformal Verification Methods -- 10.5 Conclusion -- References -- 11 Getting Started: First Steps -- 11.1 Development Considerations -- 11.2 Tools and Data -- 11.2.1 ML Toolkits -- 11.2.2 ML Datasets -- 11.2.3 RF Data-Generation Tools -- 11.3 Conclusion -- References -- Acronyms -- About the Authors -- Index.
Altri titoli varianti	Cognitive Electronic Warfare
Record Nr.	UNINA-9910794514003321

Autore	Schleher, D. Curtis, 1932-
Pubbl/distr/stampa	Boston : Artech House, c1999
Descrizione fisica	xiv, 605 p. : ill. ; 24 cm
Disciplina	623.043
Collana	Artech House radar library
Soggetto topico	Electronics in military engineering Information warfare
ISBN	0890065268
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Record Nr.	UNISALENTO-991000740799707536

Autore	Genova James
Pubbl/distr/stampa	Boston : , : Artech House, , [2018]
Descrizione fisica	1 online resource (xv, 259 pages)
Disciplina	623.043
Soggetto topico	Electronics in military engineering
Soggetto genere / forma	Electronic books.
ISBN	1-5231-3263-9 1-63081-462-8
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Intro; Electronic Warfare Signal Processing; Preface; 1 Introduction to Modern EW; 1.1 Evolution of Naval EW; 1.2 Terminology for Model Scenarios; 1.3 Probability of Raid Annihilation; 1.4 Sample Strategies; References; 2 Pulsed Doppler Radar Basics; 2.1 Electromagnetic Pulse; 2.2 Dynamic Range and Gain Control; 2.3 Coherent Gain and Noncoherent Gain; 2.4 Antenna; 2.5 Doppler Effect; References; 3 LPI Radar and EA Model; 3.1 ASM Model; 3.2 Radar Range Equations and Burn Through; 3.3 Range Doppler Map and Imaging; 3.4 Target Scatter Model; 3.5 Repeater EA Model and the DRFM 3.6 Summary of Model3.7 Detection versus Classification and EP; References; 4 Extended Target EP Signal Processing; 4.1 Target Classification: False Targets; 4.2 Target Classification: Decoys; 4.3 Target Classification: Chaff; 4.4 Dual Coherent Source EA; References; 5 LPI Radar EP Waveforms; 5.1 Coded Waveforms EP; 5.2 Stepped Waveforms EP; 5.3 Probe Waveforms EP; References; 6 Multiple Receiver EP Signal Processing; 6.1 Dual-Coherent Source EP Approximation; 6.2 ASM STAP Processing; 6.3 Cover Jamming EP; 6.4 Summary; References; 7 Adaptive EW; 7.1 Overview; 7.2 Fundamentals of LLR 7.3 EA Specifics7.4 Summary and Conclusions; References; About the Author; Index
Record Nr.	UNINA-9910466486603321

Autore	Poisel Richard
Edizione	[2nd ed.]
Pubbl/distr/stampa	Boston : , : Artech House, , 2012
Descrizione fisica	1 online resource (439 p.)
Disciplina	623.043
Soggetto topico	Electronics in military engineering Automatic tracking Automatic control Target acquisition
Soggetto genere / forma	Electronic books.
ISBN	1-5231-1712-5 1-60807-524-9
Formato	Materiale a stampa
Livello bibliografico	Monografia
Lingua di pubblicazione	eng
Nota di contenuto	Electronic WarfareTarget Location Methods Second Edition; Contents; Preface; References; Chapter 1 Introduction to Emitter Geolocation; 1.1 Introduction; 1.2 Gradient Descent Algorithm; 1.3 Concluding Remarks; References; Chapter 2 Triangulation; 2.1 Introduction; 2.2 Basic Concepts; 2.3 Least-Squares Error Estimation; 2.4 Total Least-Squares Estimation; 2.5 Least-Squares Distance Error PF Algorithm; 2.5.1 Brown's Least-Squares Triangulation Algorithm; 2.5.2 Hemispheric Least-Squares Error Estimation Algorithm; 2.5.3 Pages-Zamora Least-Squares; 2.5.4 Total Least-Squares Error. 2.6 Minimum Mean-Squares Error Estimation2.6.1 Dynamical Systems; 2.6.2 Linear Minimum Mean-Square Estimation; 2.6.3 Target Location Estimation with the Linear Model; 2.6.4 Kalman Filter Methods; 2.7 The Discrete Probability Density Method; 2.8 Generalized Bearings; 2.9 Maximum Likelihood PF Algorithm; 2.9.1 Maximum Likelihood Estimation Triangulation Algorithm; 2.9.2 Maximum Likelihood Estimation Algorithm Comparison; 2.10 Multiple Sample Correlation; 2.11 Bearing-Only Target Motion Analysis; 2.12 Sources of Error in Triangulation; 2.12.1 Geometric Dilution of Precision in Triangulation. 2.12.2 LOB Error2.12.3 Effects of Bias on Bearing-Only PF; 2.12.4 Combining Noisy LOB Measurements; 2.12.5 Effects of Navigation Error; 2.13 Concluding Remarks; References; Appendix 2A Least-Squares Error Estimation Program Listing; Appendix 2B Generalized Bearing Program Listing; Chapter 3 DF Techniques; 3.1 Introduction; 3.2 Array Processing Direction of Arrival Measurement Methods; 3.2.1 Introduction; 3.2.3 Array Covariance Modeling; 3.2.4 Direction of Arrival; 3.2.5 Subspace-Based Methods; 3.2.6 Beamforming AOA Estimation; 3.2.7 Maximum Likelihood AOA Estimation. 3.2.8 Least-Squares Error AOA Estimation3.2.9 Decoupling Sample Source Signals from AOA Parameters; 3.2.10 Gram-Schmidt Orthogonalization; 3.2.11 Nonlinear Programming; 3.3 Other Methods of Estimating the AOA; 3.3.1 Phase Interferometry; 3.3.2 Amplitude Systems; 3.3.3 Doppler Direction Finder; 3.4 MSE Phase Interferometer; 3.4.1 Introduction; 3.4.2 The Algorithm; 3.4.3 Simulation; 3.5 DF with a Butler Matrix; 3.5.1 Introduction; 3.5.2 Beamforming Network; 3.6 Phase Difference Estimation Using SAW Devices; 3.6.1 Introduction; 3.6.2 SAW Characteristics; 3.7 Concluding Remarks; References. Chapter 4 MUSIC4.1 Introduction; 4.2 MUSIC Overview; 4.3 MUSIC; 4.3.1 The MUSIC Algorithm; 4.4 Performance of MUSIC in the Presence of Modeling Errors; 4.4.1 Model Errors; 4.4.2 Error Expressions; 4.4.3 Results; 4.5 Determining the Number of Wavefields; 4.6 Effect of Phase Errors on the Accuracy of MUSIC; 4.6.1 Introduction; 4.6.2 Accuracy; 4.6.3 Solutions for Errors; 4.6.4 Statistics; 4.6.5 Horizontal Planar Arrays; 4.6.6 Simulations; 4.6.7 Summary; 4.7 Other Superresolution Algorithms; 4.7.1 Maximum Likelihood Method; 4.7.2 Adaptive Angular Response; 4.7.3 Thermal Noise Algorithm.
Record Nr.	UNINA-9910461774003321