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Particle filtering
Sequential Monte Carlo, importance sampling, degeneracy, and resampling.
Dimitrios Dagdilelis
3 Mar, 2026
7 min read
Engineering
,
Archive
Tracking
Archived note defining tracking, state variables, and the difference between observations and raw sensor data.
Dimitrios Dagdilelis
24 Feb, 2026
1 min read
Engineering
,
Archive
Kalman and extended Kalman filtering
Note on Kalman filtering assumptions, EKF linearization, and simulated tracking performance.
Dimitrios Dagdilelis
17 Feb, 2026
5 min read
Engineering
,
Archive
Tracking as an estimation problem
Notes on state estimation, the limits of raw measurements, and the role of the estimator.
Dimitrios Dagdilelis
10 Feb, 2026
1 min read
Engineering
,
Archive
Sensors
Notes on radar, GPS, AIS, and camera observation models for maritime tracking.
Dimitrios Dagdilelis
3 Feb, 2026
6 min read
Engineering
,
Archive
Simulation structure
Archived note on the single-target and multi-target simulation setup used to test EKF, PF, and PDA.
Dimitrios Dagdilelis
30 Jan, 2026
2 min read
Engineering
,
Archive
Motion models
Note on Constant Turn Rate and Velocity (CTRV) dynamics and the discrete vessel motion model used for tracking.
Dimitrios Dagdilelis
27 Jan, 2026
3 min read
Engineering
,
Archive
State space
Planar vessel state vectors in Cartesian and polar form.
Dimitrios Dagdilelis
20 Jan, 2026
1 min read
Engineering
,
Archive
Coordinate systems
Notes on geodetic, ENU, ECEF, body, seakeeping, and tracking coordinate systems.
Dimitrios Dagdilelis
13 Jan, 2026
6 min read
Engineering
,
Archive
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