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首页轻松掌握卡尔曼滤波追踪:《Tracking and Kalman Filtering Made Easy》简介
"《追踪与卡尔曼滤波轻松入门》(Tracking and Kalman Filtering Made Easy)是一本由Eli Brookner编著的专业书籍,专注于介绍卡尔曼滤波这一核心的信号处理和估计技术。卡尔曼滤波是信息技术领域中的重要工具,尤其在导航、控制系统、机器学习和传感器数据分析中发挥着关键作用。该书旨在以易于理解的方式阐述复杂的技术概念,使得非专业人士也能掌握其基本原理。 书中详细探讨了卡尔曼滤波器的设计、理论基础以及实际应用,包括线性系统建模、状态更新、观测更新、预测和估计等核心步骤。作者以其丰富的咨询科学家经验,通过实例和案例研究,帮助读者深入理解滤波器如何处理噪声、动态环境下的数据融合以及如何在不断变化的信息中做出最优估计。 《追踪与卡尔曼滤波轻松入门》特别适合对跟踪技术感兴趣的工程师、研究人员和学生阅读,无论是希望提升现有技术能力,还是初次接触这个领域的人员,都能从中获益匪浅。同时,由于版权保护,未经许可,读者必须遵守1976年美国版权法的规定,不可进行任何形式的复制或传播,除非符合法规的合理使用条款。 这本书作为一项宝贵的资源,不仅提供了理论知识,还为实践者提供了实用的指导,使其能够更有效地应用卡尔曼滤波技术解决实际问题,推动科技发展。对于从事IT行业的专业人士来说,理解和掌握卡尔曼滤波是提升竞争力和创新力的重要一步。"
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processing orthonormal transformation methods to the DOLP approach used in
Section 5.3 for obtaining a polynomial fit to data. The two methods are shown
to be essentially identical. The square-root Kalman filter, which is less sensitive
to round-off errors, is discussed in Section 14.5.
Up until now the deterministic part of the target model was assumed to be
time invariant. For example, if a polynomial fit of degree m was used for the
target dynamics, the coefficients of this polynomial fit are constant with time.
Chapter 15 treats the case of time-varying target dynamics.
The Kalman and Bayes filters developed up until now depend on the
observation scheme being linear. This is not always the situation. For example,
if we are measuring the target range R and azimuth angle but keep track of the
target using the east-north x, y coordinates of the target with a Kalman filter,
then errors in the measurement of R and are not linearly related to the
resulting error in x and y because
x ¼ R cos ð1Þ
and
y ¼ R sin ð2Þ
where is the target angle measured relative to the x axis. Section 16.2 shows
how to simply handle this situation. Basically what is done is to linearize
Eqs. (1) and (2) by using the first terms of a Taylor expansion of the inverse
equations to (1) and (2) which are
R ¼
ffiffiffiffiffiffiffiffiffiffiffiffiffiffiffi
x
2
þ y
2
p
ð3Þ
¼ tan
y
x
ð4Þ
Similarly the equations of motion have to be linear to apply the Kalman–
Bayes filters. Section 16.3 describes how a nonlinear equation of motion can be
linearized, again by using the first term of a Taylor expansion of the nonlinear
equations of motion. The important example of linearization of the nonlinear
observation equations obtained when observing a target in spherical coordinates
(R, , ) while tracking it in rectangular (x, y, z) coordinates is given. The
example of the linearization of the nonlinear target dynamics equations
obtained when tracking a projectile in the atmosphere is detailed. Atmospheric
drag on the projectile is factored in.
In Chapter 17 the technique for linearizing the nonlinear observation
equations and dynamics target equations in order to apply the recursive Kalman
and Bayes filters is detailed. The application of these linearizations to a
nonlinear problem in order to handle the Kalman filter is called the extended
Kalman filter. It is also the filter Swerling originally developed (without the
xviii PREFACE
target process noise). The Chapter 16 application of the tracking of a ballistic
projectile through the atmosphere is again used as an example.
The form of the Kalman filter given in Kalman’s original paper is different
from the forms given up until now. In Chapter 18 the form given until now is
related to the form given by Kalman. In addition, some of the fundamental
results given in Kalman’s original paper are summarized here.
E
LI BROOKNER
Sudbury, MA
January 1998
PREFACE xix
ACKNOWLEDGMENT
I would like to thank Fred Daum (Raytheon Company), who first educated me
on the Kalman filter and encouraged me throughout this endeavor. I also would
like to thank Erwin Taenzer (formally of the Raytheon Company), from whose
many memos on the g–k and g–h–k filters I first learned about these filters. I am
indebted to Barbara Rolinski (formerly of the Raytheon Company), who helped
give birth to this book by typing a good part of its first draft, including its many
complicated equations. This she did with great enthusiasm and professionalism.
She would have finished it were it not that she had to leave to give birth to her
second child. I would also like to thank Barbara Rolinski for educating her
replacement on the typing of the text with its complicated equations using the
VAX Mass-11 Word Processor. I would like to thank Lisa Cirillo (formerly of
the Raytheon Company), Barbara Rolinski’s first replacement, for typing the
remainder of the first draft of the book. I am most appreciative of the help of
Richard P. Arcand, Jr. (Raytheon Company), who helped Barbara Rolinski and
Lisa Cirillo on difficult points relative to the use of the VAX Mass-11 for typing
the manuscript and for educating Ann Marie Quinn (Raytheon Company) on the
use of the Mass-11 Word Processor. Richard Arcand, Jr. also meticulously made
the second-draft corrections for the first part of the book. I am most grateful to
Ann Marie Quinn for retyping some of the sections of the book and making the
legion of corrections for the many successive drafts of the book. Thanks are also
due the Office Automation Services (Raytheon Company) for helping to type
the second draft of the second part of the book. Sheryl Evans (Raytheon
Company) prepared many of the figures and tables for the book and for that I
am grateful. I am grateful to Richard Arcand, Jr. for converting the text to
Microsoft Word on the MAC. I am extremely grateful to Joanne Roche, who
completed the horrendous task of retyping the equations into Microsoft Word
xxi
and for correcting some of the figures. I am grateful to Joyce Horne for typing
some of the problems and solutions and some of the tables and to Jayne C.
Stokes for doing the final typing. Thanks are due to Peter Maloney (Raytheon
Company) for helping to convert the manuscript from the MAC to the PC
Microsoft Word format. Thanks are due Margaret M. Pappas, Filomena
Didiano, Tom Blacquier, and Robert C. Moore of the Raytheon library for
helping obtain many of the references used in preparing this book. I would like
to thank Tom Mahoney and Robert E. Francois for providing some of the
secretarial support needed for typing the book. Thanks are also due Jack
Williamson and Sally Lampi (both of Raytheon Company) for their support.
Thanks are due to Robert Fitzgerald (Raytheon Company) for permitting me
to extract from two of his excellent tracking papers and for his helpful
proofreading of the text. Fritz Dworshak, Morgan Creighton, James Howell,
Joseph E. Kearns, Jr., Charles W. Jim, Donald R. Muratori, Stavros Kanaracus,
and Gregg Ouderkirk (all of Raytheon Company), and Janice Onanian
McMahon and Peter Costa (both formerly of the Raytheon Company) also
provided useful comments. Thanks are due Allan O. Steinhardt (DARPA) and
Charles M. Rader (Lincoln Laboratory, MIT) for initially educating me on the
Givens transformation. Special thanks is due Norman Morrison (University of
Cape Town) for allowing me to draw freely from his book Introduction to
Sequential Smoothing and Prediction [5]. His material formed the basis for
Chapters 5 to 9, and 15 to 18.
Finally I would like to thank my wife, Ethel, for her continued encourage-
ments in this endeavor. Her support made it possible.
E. B.
xxii ACKNOWLEDGMENT
INDEX
a–b Filter, 8, 23. See also g–h Filter
a–b–g Filter. 8, 52. See also g–h–k Filter
Acceleration, 25, 85, 88–90, 107, 108, 145, 146,
156, 363–365
Adaptive-adaptive array, 200. See also Adaptive
nulling
Adaptive arrays, see Adaptive nulling
Adaptive nulling, 188–200.
adaptive-adaptive array, 200
beam space, 200
constraint preprocessor, 195, 196
Power method, 193
preprocessor, 195, 196
sidelobe canceling (SLC), 188–200
systolic array, 194, 298–314
voltage-processing method, 188–200,
298–314
Adaptive thresholding, 123, 124
AEGIS, 10
Airport Surveillance Radar (ASR), 4, 7, 8,
119–125
Air route surveillance radar (ARSR), 67, 116
Air search radar, 105
Air traffic control (ATC), 38, 108
Air traffic control radar, 3, 4, 7, 8, 116–125
All-neighbors data association approach, 129
AMRAAM, 16
AN/FPS-114, 113–117
AN/FPS-117, 117
AN/FPS-18, 119–125
AN/GPS-22, 9
AN/SPG-51, 13, 16
AN/SPS-49, 6, 8
AN/TPQ-36, 14
AN/TPQ-37, 13
Approximation to Kalman filter, 84, 85
Array antenna beamformer, 200
ARSR-4, 117
ARTS III filter, 84, 85
Asquith-Friedland filter, 84–88
ASR-11, 4, 8
ASR-23SS, 7
ASR-7, 124
Association of data, 127–130
ATC, 3, 8, 108, 124
Atmospheric dimensionless drag coefficient,
76
Atmospheric drag, 75, 363
Autocorrelated acceleration, 89
Auxiliary antennas, 188
Back-substitution method, 181, 185, 269, 270
Balancing errors, 27–29, 229, 230, 251
Ballistic Missile Early Warning System
(BMEWS), 10, 11
Ballistic target example, 363–366
Ballistic targets, 10, 11, 66, 67, 75, 150, 151,
363–370
Bayes filter, 23, 260, 262, 263, 367–374
comparison to Kalman filter, 262, 263
derivation, problem 9.3-1
maximum likelihood estimate, 262
465
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