Results 21 to 30 of about 495,855 (310)

Improving Dispersion of Bacterial Endospores for Enumeration

open access: yesKONA Powder and Particle Journal, 2015
Precise enumeration of spores is crucial for accurate evaluation of spore survival in the presence of inactivating agents or extreme environmental conditions. Bacterial endospores tend to agglomerate, leading to low estimates of spore numbers.
Vijay B. Krishna   +4 more
doaj   +1 more source

Simultaneous enumeration of cancer and immune cell types from bulk tumor gene expression data

open access: yesbioRxiv, 2017
Immune cells infiltrating tumors can have important impact on tumor progression and response to therapy. We present an efficient algorithm to simultaneously estimate the fraction of cancer and immune cell types from bulk tumor gene expression data.
Julien Racle   +4 more
semanticscholar   +1 more source

Paradigms for Parameterized Enumeration [PDF]

open access: yes, 2013
The aim of the paper is to examine the computational complexity and algorithmics of enumeration, the task to output all solutions of a given problem, from the point of view of parameterized complexity.
D. Marx   +7 more
core   +2 more sources

Enumeration in Alzheimer's disease and other late life psychiatric syndromes [PDF]

open access: yes, 2007
Previous studies suggest that visual enumeration is spared in normal aging but impaired in abnormal aging (late stage Alzheimer's disease, AD), raising the task's potential as a marker of dementia.
Henderson, Emma L.   +3 more
core   +1 more source

Enumerating homomorphisms

open access: yesJournal of Computer and System Sciences, 2012
The homomorphism problem for relational structures is an abstract way of formulating constraint satisfaction problems (CSP) and various problems in database theory. The decision version of the homomorphism problem received a lot of attention in literature; in particular, the way the graph-theoretical structure of the variables and constraints ...
Bulatov, Andrei A.   +3 more
openaire   +6 more sources

Modulating attentional load affects numerosity estimation: evidence against a pre-attentive subitizing mechanism [PDF]

open access: yes, 2008
Traditionally, the visual enumeration of a small number of items (1 to about 4), referred to as subitizing, has been thought of as a parallel and pre-attentive process and functionally different from the serial attentive enumeration of larger ...
AM Treisman   +28 more
core   +6 more sources

A Comprehensive Study of the Key Enumeration Problem

open access: yesEntropy, 2019
In this paper, we will study the key enumeration problem, which is connected to the key recovery problem posed in the cold boot attack setting. In this setting, an attacker with physical access to a computer may obtain noisy data of a cryptographic ...
Ricardo Villanueva-Polanco
doaj   +1 more source

Numeration and enumeration

open access: yesEuropean Journal of Combinatorics, 2012
AbstractIn this paper, numeration systems defined by recurrent sequences are considered. We present a class of recurrences yielding numeration systems for which the words corresponding to greedy expressions for natural numbers are easily described. Those sequences, in turn, enumerate classes of words with forbidden substrings.
MEROLA, FRANCESCA, DANIELE A. GEWURZ
openaire   +3 more sources

Feat: Functional Enumeration of Algebraic Types [PDF]

open access: yes, 2012
In mathematics, an enumeration of a set S is a bijective function from (an initial segment of) the natural numbers to S. We define "functional enumerations" as efficiently computable such bijections.
Duregard, Jonas   +2 more
core   +2 more sources

Robust M-Estimation Based Bayesian Cluster Enumeration for Real Elliptically Symmetric Distributions

open access: yes, 2021
Robustly determining the optimal number of clusters in a data set is an essential factor in a wide range of applications. Cluster enumeration becomes challenging when the true underlying structure in the observed data is corrupted by heavy-tailed noise ...
Muma, Michael, Schroth, Christian A.
core   +1 more source

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