Prior to test case validation, the PTCRB Validation Group
(PVG) undertook an extensive review of test results presented on various test platforms using a range of devices.
The persons included in this project constituted two Groups: (a) the Action Group, which comprised a special education teacher and an expert in adaptive and assistive technology, who was also a visually impaired person, and (b) the Validation Group
, which comprised specialists in research methodology and the special education field.
Masser explains that generally, he sees end users asking for as much single-use as possible, but that "It's unique to the individual organization, their regulatory and validation group
, their internal expertise and comfort levels.
At autopsy, 15 patients in the validation group
met pathologic criteria for Alzheimer's disease.
The model was then tested on the internal validation group
The validation group
was used to study the performance of the customised models.
The validation group
comprised 25 patients suspected of having WD who presented with hepatic dysfunction and/or neurological deficits.
Based in San Juan, Puerto Rico, Advanced Instruments Sales and Services consists of: the Advanced Instruments Sales and Services product distribution organization; the Caribbean Metrology Center division, which provides mass weights, pipette calibrations and certifications and other services; the AQS Validation Group
, which provides pharmaceutical process and product validations, process optimizations, computer validations, auditing services and cleaning method development, and the ADCHEM Pharma Operations subsidiary, which offers warehouse, materials management, and logical and lab services to the pharmaceutical industry.
Agilent's solutions, when coupled with the Aptix System Explorer, enable customers to monitor nodes that would normally be hidden from designers," said Alois Hauk, VP of Agilent's Design Validation group
NIST Software Standards Validation Group
, 1978 Fortran Compiler Validation System User's Guide, Version 2.
Two measures of predictive accuracy were computed for each estimation model and validation group
, one for individuals and one for groups.
Half of the subjects in this study were randomly assigned to a validation group
and half to the cross-validation group