Results 1 to 10 of about 1,912,570 (117)

$t$-model structures [PDF]

open access: yesHomology, Homotopy and Applications, 2007
36 ...
Fausk, Halvard, Isaksen, Daniel C.
openaire   +3 more sources

Structural Model of Eumelanin [PDF]

open access: yesPhysical Review Letters, 2006
Melanin is a ubiquitous pigment in living organisms with multiple important functions, yet its structure is not well understood. We propose a structural model for eumelanin protomolecules, consisting of 4 or 5 of the basic molecular units (hydroquinone, indolequinone, and its tautomers), in arrangements that contain an inner porphyrin ring. We use time-
Kaxiras, Efthimios   +3 more
openaire   +5 more sources

From Models of Structures to Structures of Models [PDF]

open access: yes2018 IEEE International Systems Engineering Symposium (ISSE), 2018
The complexity of industrial systems is steadily increasing. To face this complexity, the different engineering disciplines are designing models. These models are complex as they reflect the complexity of systems under study. Therefore, they need to be structured.
Batteux, Michel   +2 more
openaire   +2 more sources

Structural Thermokinetic Modelling

open access: yesMetabolites, 2022
To translate metabolic networks into dynamic models, the Structural Kinetic Modelling framework (SKM) assumes a given reference state and replaces the reaction elasticities in this state by random numbers. A new variant, called Structural Thermokinetic Modelling (STM), accounts for reversible reactions and thermodynamics.
openaire   +7 more sources

A structured language model [PDF]

open access: yesProceedings of the 35th annual meeting on Association for Computational Linguistics -, 1997
The paper presents a language model that develops syntactic structure and uses it to extract meaningful information from the word history, thus enabling the use of long distance dependencies. The model assigns probability to every joint sequence of words - binary-parse-structure with headword annotation.
openaire   +4 more sources

A Structural Retirement Model [PDF]

open access: yesEconometrica, 1986
The model analyzed here constrains most work on the main job to be full time. Partial retirement requires a job change and a wage reduction.Estimates of utility function parameters and their distributions incorporate information on age of leaving the main job and of full retirement.
Gustman, Alan L, Steinmeier, Thomas L
openaire   +1 more source

Protein Structure Modeling with MODELLER

open access: yes, 2014
Genome sequencing projects have resulted in a rapid increase in the number of known protein sequences. In contrast, only about one-hundredth of these sequences have been characterized at atomic resolution using experimental structure determination methods.
Webb, Benjamin, Sali, Andrej
openaire   +6 more sources

Models of chromosome structure [PDF]

open access: yesCurrent Opinion in Cell Biology, 2014
Understanding the mechanisms that control chromosome folding in the nucleus of eukaryotes and their contribution to gene regulation is a key open issue in molecular biology. Microscopy and chromatin-capture techniques have shown that chromatin has a complex organization, which dynamically changes across organisms and cell types.
NICODEMI, MARIO, Ana Pombo
openaire   +4 more sources

Structural model for interferons

open access: yesFEBS Letters, 1985
Secondary structures of leucocyte α1‐ and α2‐interferons and of fibroblast β‐interferon are calculated using the molecular theory of protein secondary structures. The common secondary structure calculated for α‐ and β‐interferons is used to predict the three‐dimensional structures of fragments 1–110 and 111–166 of the chains (which are supposed to be ...
Ptitsyn, O.B.   +2 more
openaire   +2 more sources

Structural Equation Modeling

open access: yes, 2017
Structural equation modeling (SEM) is a multivariate statistical framework that is used to model complex relationships between directly observed and indirectly observed (latent) variables. SEM is a general framework that involves simultaneously solving systems of linear equations and encompasses other techniques such as regression, factor analysis ...
Catherine M, Stein   +3 more
  +8 more sources

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