Results 41 to 50 of about 17,937 (310)

Deterministic Construction of Measurement Matrices Based on Bose Balanced Incomplete Block Designs

open access: yesIEEE Access, 2018
Compressed sensing is a novel information collection theory. Compared with the Nyquist sampling theorem, compressed sensing can obtain all the information of a signal with very few samples.
Liu Haiqiang   +4 more
doaj   +1 more source

Epigenetic blind spots – the role of DNA methylation dynamics in stem cell‐based models of embryogenesis

open access: yesFEBS Letters, EarlyView.
Embryo‐like structures (stembryos) are an innovative tool, but they are hindered by experimental variability and limited developmental potential. DNA methylation is crucial for mammalian development, but its status in stembryo models is poorly characterized.
Sara Canil   +4 more
wiley   +1 more source

Some Designs From Symmetric Balanced Incomplete Block Design

open access: yes, 2013
In this paper the concept of symmetric balanced incomplete block designs was adopted to derive some designs. A theorem was proposed to aid in the derivations of these designs.
Mbegbu, JI
core   +1 more source

Augmented BIB Design-An Alternative Statistical Design in Germplasm Evaluation Trials

open access: yesJournal of Horticultural Sciences, 2008
Randomized Block Design (RBD) is commonly employed to evaluate a set of germplasm accessions (test treatments) along with local checks. In such a trial, if the test treatments under evaluation are more in number and the availability of the seeds is ...
R Venugopalan   +2 more
doaj   +1 more source

Residual tail twisting in ascidian larvae is stabilized by asymmetric myofibrils that resist bilateral symmetry restoration

open access: yesFEBS Letters, EarlyView.
Ascidian Ciona larvae initially show strong clockwise tail twisting, which is largely corrected during development. However, a small residual twist remains. This study shows that organized helical myofibrils in tail muscles mechanically stabilize this residual asymmetry, preventing complete restoration of bilateral symmetry and revealing how embryos ...
Yuki S. Kogure   +3 more
wiley   +1 more source

Evaluation of fungicides applied to soil to control naturally- occurring take-all using a balanced-incomplete-block design and very small plots

open access: yes, 1994
Six sterol biosynthesis-inhibiting fungicides representing several combinations of properties were applied to soil to control naturally-occurring take-all (caused by Gaeumannomyces graminis var.
Bateman, G. L.   +7 more
core   +1 more source

Prime-number-assisted block-based neighbor discovery protocol in wireless sensor networks

open access: yesInternational Journal of Distributed Sensor Networks, 2019
During the initial deployment time, wireless sensors continually search their neighbors. The neighbor discovery is not an one-time event because the network topology can be changed anytime due to node mobility and failure. The neighbor discovery protocol
Woosik Lee   +2 more
doaj   +1 more source

On imputation for planned missing data in context questionnaires using plausible values: a comparison of three designs

open access: yesLarge-scale Assessments in Education, 2018
Background This paper extends a recent study by Kaplan and Su (J Educ Behav Stat 41: 51–80, 2016) examining the problem of matrix sampling of context questionnaire scales with respect to the generation of plausible values of cognitive outcomes in large ...
David Kaplan, Dan Su
doaj   +1 more source

Cell geometry and membrane protein crowding constrain Escherichia coli growth rate, overflow metabolism, respiration, and maintenance energy

open access: yesFEBS Letters, EarlyView.
The physical dimensions and shape of bacterial cells define the surface area available to acquire nutrients and the volume available for synthesizing proteins and DNA. Here, we use computational systems biology to decode the importance of cell geometry as a major determinant of prokaryotic phenotype, including growth rate and metabolic efficiency. This
Ross P. Carlson   +6 more
wiley   +1 more source

Generalized partially balanced incomplete block designs

open access: yes, 1987
The concept of generalized partially balanced incomplete block (PBIB) design is introduced. Generalized PBIB designs are shown to be useful for the construction of equireplicate balanced block designs, pairwise balanced designs and BIB ...
Sinha, Kishore
core   +1 more source

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