The information matrix can equivalently be determined via the expectation of the Hessian matrix or the expectation of the outer product of the score vector. The identity of these two matrices, however ...

The linear logistic test model (LLTM) is a well-recognized psychometric model for examining the components of difficulty in cognitive tests and validating construct theories. The plausibility of the ...

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We apply the White information matrix (IM) test to the linear regression model with autocorrelated errors. A special case of one component of the test is found to be identical to the Engle Lagrange ...

The IMT is a test for general misspecification, produced by [1] who pointed out that the properties of the Maximum likelihood estimator and the information matrix can be exploited to yield a family of ...

To use this library in your own C++ project, simply link against the Matrix.a library file generated in the lib directory. There is a brief description of the matrix operations below that need to be ...

Targeted for testing at frequencies from 2.4 to 8.0 GHz, the next generation Butler Matrix 4×4 delivers widest operational bandwidth available on the global market and is the latest Ranatec innovation ...