| Name | Description | Type | Package | Framework |
| EstimatedParameter | This class represent the estimated parameters of an estimation problem. | Class | org.jscience.mathematics.analysis.estimation | JScience |
| EstimationException | This class represents exceptions thrown by the estimation solvers. | Class | org.jscience.mathematics.analysis.estimation | JScience |
| EstimationProblem | This interface represents an estimation problem. | Interface | org.jscience.mathematics.analysis.estimation | JScience |
| Estimator | This interface represents solvers for estimation problems. | Interface | org.jscience.mathematics.analysis.estimation | JScience |
| LeastSquaresEstimator | This class implements a solver for estimation problems. | Class | org.jscience.mathematics.analysis.estimation | JScience |
| WeightedMeasurement | This class represents measurements in estimation problems. | Class | org.jscience.mathematics.analysis.estimation | JScience |