Mathematics
Hardware
100%
Controller
77%
Time Delay
77%
Degree of freedom
73%
Double integral
40%
Damped
33%
Damping
31%
PID Controller
26%
Trajectory
25%
Chattering
24%
Flexure
23%
Closed-loop Control
23%
Dynamic Response
22%
Piezoelectric
21%
Actuator
21%
Design
20%
Performance
19%
Margin
18%
Efficacy
17%
Experimental Results
16%
Simplicity
15%
Triangular
14%
Control System
14%
Unstable
13%
Nonlinearity
12%
First-order
11%
Arbitrary
8%
Zero
8%
Physics & Astronomy
controllers
83%
hardware
78%
time lag
69%
degrees of freedom
66%
integrators
33%
damping
21%
trajectories
21%
design analysis
18%
flexing
16%
margins
14%
dynamic response
14%
performance
12%
actuators
11%
nonlinearity
10%
Engineering & Materials Science
Time delay
67%
Computer hardware
48%
Controllers
44%
Damping
24%
Trajectories
22%
Feedback
20%
Dynamic response
14%
Actuators
12%
Control systems
10%