Quantum estimation of states and operations from incomplete data
β Scribed by S. Olivares; M. G. A. Paris
- Book ID
- 114995271
- Publisher
- Springer-Verlag
- Year
- 2012
- Tongue
- English
- Weight
- 156 KB
- Volume
- 203
- Category
- Article
- ISSN
- 1951-6355
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Longitudinal atudiea are rarely complete due to attrition, miatimed vieits and observations misaing at random. When the data are missing a t random it L poasible to estimate the primary location parameters of interest by constructing a modification of ZELLNEB'S (1962) seemingly unrelated regression
## Abstract An important indicator for the longβterm recovery after valve replacement surgery is postoperative valve gradient. This information is available only for patients received catheterization or echocardiogram postoperatively. It is plausible that sicker patients are more inclined to underg