Mathematics
Confounding
96%
Inverse Probability Weighting
90%
Sylvester Matrix Equation
85%
Propensity Score
85%
Lasso
85%
Portfolio Selection
84%
Robust Tests
84%
Longitudinal Study
76%
Trace
75%
Contamination
74%
Minimum Variance
73%
High-dimensional
72%
Performance
58%
Sample Covariance Matrix
51%
Valid
46%
Sparsity
43%
Penalization
42%
Eigenvalue
39%
Estimator
37%
Estimating Equation
35%
Nuisance Parameter
35%
Variable Selection
32%
Loss Function
32%
Demonstrate
31%
Robust Performance
30%
Methodology
30%
Optimal Portfolio
29%
Standards
28%
Marginal Structural Models
26%
Alternatives
25%
Model
25%
Volatiles
24%
Numerical Analysis
24%
Regression
23%
Objective function
21%
Penalized Maximum Likelihood
21%
Causal Effect
20%
Outlier
20%
Numerical Study
20%
Model Misspecification
19%
Indexing
19%
Covariance matrix
18%
Composite
18%
Hypothesis Test
17%
Balancing
17%
Graphics
17%
Calibration
16%
Norm
15%
Categorical or nominal
15%
Time-varying
14%
Earth & Environmental Sciences
car ownership
91%
built environment
69%
carbon emission
62%
travel
56%
census survey
50%
photovoltaic system
42%
electric vehicle
41%
province
39%
food consumption
38%
carbon
35%
spatial planning
34%
lifestyle
33%
emission factor
33%
automation
31%
dwelling
30%
census
30%
accessibility
29%
population density
28%
energy consumption
27%
diet
27%
climate change
18%
city
17%
monitoring
16%
energy
15%
rate
10%
Business & Economics
Inverse Probability Weighting
100%
Propensity Score
78%
Longitudinal Study
62%
Matrix
55%
Loss Function
28%
Estimator
24%
Nuisance Parameter
21%
Structural Model
21%
Numerical Analysis
19%
Indexing
18%
Confounding
17%
Performance
16%
Covariates
15%
Maximum Likelihood
15%
Simulation Study
14%
Time-varying
13%
Calibration
12%
Field Research
12%
Penalty
11%