Disinfectant Efficacy: Understanding the Expectations and How to Design Effective Studies That Include Leveraging Multi-Site Data to Drive an Efficient Program

2019 ◽  
Vol 74 (2) ◽  
pp. 249-263
Author(s):  
Derek Willison-Parry ◽  
Stephen Yang ◽  
Ren-Yo Forng ◽  
Tim Cirbo ◽  
Aileen Mcmeel ◽  
...  
2021 ◽  
Vol 204 ◽  
pp. 117648
Author(s):  
Fatima El-Athman ◽  
Lisa Zehlike ◽  
Alexander Kämpfe ◽  
Ralf Junek ◽  
Hans-Christoph Selinka ◽  
...  

2020 ◽  
Vol 29 (3) ◽  
Author(s):  
Ismo Stranden ◽  
Esa A. Mäntysaari

Base population allele frequencies (AF) should be used in genomic evaluations. A program named Bpop was implemented to estimate base population AF using a generalized least squares (GLS) method when the base population individuals can be assigned to groups. The required dense matrix products involving (A22 )-1v were implemented efficiently using sparse submatrices of A-1, where A and A22 are pedigree relationship matrices for all and genotyped animals, respectively. Three approaches were implemented: iteration on pedigree (IOP), iteration in memory (IM), and direct inversion by sparsity preserving Cholesky decomposition (CHM). The test data had 1.5 million animals genotyped using 50240 markers. Total computing time (the product (A22)-11) was 53 min (1.2 min) by IOP, 51 min (0.3 min) by IM, and 56 min (4.6 min) by CHM. Peak computer core memory use was 0.67 GB by IOP, 0.80 GB by IM, and 7.53 GB by CHM. Thus, the IOP and IM approaches can be recommended for large data sets because of their low memory use and computing time.


1985 ◽  
Vol 68 (4) ◽  
pp. 763-765
Author(s):  
Richard I Trout

Abstract The AOAC use-dilution method is examined from a statistical viewpoint by using the fundamental concept of operating characteristic curves to focus attention on the inadequately defined aspects of the acceptance/ rejection criteria used for disinfectant registration and enforcement purposes.


Urology ◽  
1994 ◽  
Vol 44 (3) ◽  
pp. 311-318 ◽  
Author(s):  
Michael O. Koch ◽  
Joseph A. Smith ◽  
Elizabeth M. Hodge ◽  
Roy A. Brandell

LWT ◽  
2014 ◽  
Vol 56 (1) ◽  
pp. 58-61 ◽  
Author(s):  
M.C. Martín-Espada ◽  
A. D'ors ◽  
M.C. Bartolomé ◽  
M. Pereira ◽  
S. Sánchez-Fortún

2007 ◽  
Vol 68 (1) ◽  
pp. 184-192 ◽  
Author(s):  
Darla M. Goeres ◽  
Linda R. Loetterle ◽  
Martin A. Hamilton

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