نتایج جستجو برای: nearest neighboring molecules
تعداد نتایج: 248407 فیلتر نتایج به سال:
Nanoscale alpha-hemolysin pores can be used to analyze individual DNA or RNA molecules. Serial examination of hundreds to thousands of molecules per minute is possible using ionic current impedance as the measured property. In a recent report, we showed that a nanopore device coupled with machine learning algorithms could automatically discriminate among the four combinations of Watson-Crick ba...
The molecule of the title compound adopts a twisted geometry with rotation approximately 30° between mean planes imidazole and phenyl rings. crystal structure displays hydrogen bonded chains as result N–H···N interactions rings neighboring molecules. These H-bonded are assembled into flat molecular layers parallel to (121) plane. Two intermolecular interactions, involving inversion-related mole...
Background: The terms Reactive Oxygen Intermediates or Reactive Oxygen Species (ROS) are used to describe the molecules as highly reactive oxygen molecules that will chemically oxidize neighboring susceptible molecules. A prominent feature of radicals is that they have extremely high chemical reactivity, which explains not only their normal biological activities, but how they inflict damage on ...
This paper describes our work at the sixth NTCIR workshop on the subtask of C-C single language information retrieval. We compared label propagation (LP), K-nearest neighboring (KNN), and relevance feedback (RF) for document re-ranking and found that RF is a more robust technique for performance improvement, while LP and KNN are sensitive to the choice and the number of relevant documents for s...
A method of local modeling for predicting time series generated by nonlinear dynamic systems is proposed that incorporates a weighted Euclidean metric and a novel -steps ahead crossvalidation error to assess model accuracy. The tradeo between the cost of computation and model accuracy is discussed in the context of optimizing model parameters. A fast nearest neighbor algorithm and a novel modi ...
Swarm stability is concerned for descriptor compartmental networks with linear time-invariant protocol. Compartmental network is a specific type of dynamical multi-agent system. Necessary and sufficient conditions for both consensus and critical swarm stability are presented, which require a joint matching between the interactive dynamics of nearest neighboring vertices and the Laplacian spectr...
We propose a size effect which leads to the negative magnetoresistance in granular metal-insulator materials in which the hopping between two nearest neighbor clusters is the main transport mechanism. We show that the hopping probability increases with magnetic field. This is originated from the level crossing in a few-electron cluster. Thus, the overlap of electronic states of two neighboring ...
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