Noncommutative Polynomials Describing Convex Sets
Sign Up to like & getrecommendations! Published in 2021 at "Foundations of Computational Mathematics"
DOI: 10.1007/s10208-020-09465-w
Abstract: The free closed semialgebraic set $${\mathcal {D}}_f$$ D f determined by a hermitian noncommutative polynomial $$f\in {\text {M}}_{{\delta }}({\mathbb {C}}\mathop {})$$ f ∈ M δ ( C < x , x ∗ > ) is… read more here.
Keywords: closed semialgebraic; free closed; convex; mathop ... See more keywords
Enhancing pencil drawing patterns via using semantic information
Sign Up to like & getrecommendations! Published in 2021 at "Multimedia Tools and Applications"
DOI: 10.1007/s11042-021-11028-2
Abstract: Pencil drawing is recognized as a typical non-photorealistic visual art form. It is attractive to automatically generate high-quality pencil drawings from real-world photographs. Traditional model-based methods are highlighted in their interpretability, but are limited in… read more here.
Keywords: drawing patterns; pencil; pencil drawing; semantic information ... See more keywords
Novel electrochemical sensing of arsenic ions using a simple graphite pencil electrode modified with tin oxide nanoneedles
Sign Up to like & getrecommendations! Published in 2018 at "Journal of Molecular Liquids"
DOI: 10.1016/j.molliq.2018.05.024
Abstract: Abstract Electrochemical sensors have attained enormous attention in last few years. Various contaminants like pesticides, explosives, pharmaceutical drugs, and biological fluids have been determined qualitatively as well as quantitatively with the assistance of cyclic voltammetry… read more here.
Keywords: electrochemical sensing; method; electrode; tin oxide ... See more keywords
Direct quantitative analysis of a cesium pencil in a simulated hot-cell using a remote-LIBS system equipped with a miniature collimator
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Analytical Atomic Spectrometry"
DOI: 10.1039/c9ja00207c
Abstract: An on-site remote method for direct analysis of fissionogenic 137Cs in Cs-pencil, which is replacing the traditional 137CsCl powder used in blood irradiator, was developed based on miniature collimator equipped remote-LIBS at 1–1.5 m remote… read more here.
Keywords: pencil; miniature collimator; remote libs; analysis ... See more keywords
The quantum pencil revisited
Sign Up to like & getrecommendations! Published in 2021 at "European Journal of Physics"
DOI: 10.1088/1361-6404/ac247b
Abstract: A quantum description is used to find the time limit for balancing an idealized pencil-like object on end. In agreement with some prior studies, analysis for this system shows that quantum effects are not observable… read more here.
Keywords: pencil revisited; quantum pencil; pencil;
Pencil Drawing Video Rendering Using Convolutional Networks
Sign Up to like & getrecommendations! Published in 2019 at "Computer Graphics Forum"
DOI: 10.1111/cgf.13819
Abstract: Traditional pencil drawing rendering algorithms when applied to video may suffer from temporal inconsistency and shower‐door effect due to the stochastic noise models employed. This paper attempts to resolve these problems with deep learning. Recently,… read more here.
Keywords: door effect; pencil drawing; drawing video; shower door ... See more keywords
Artistic robotic pencil sketching using closed-loop force control
Sign Up to like & getrecommendations! Published in 2022 at "Proceedings of the Institution of Mechanical Engineers, Part C: Journal of Mechanical Engineering Science"
DOI: 10.1177/09544062221096946
Abstract: This study introduces an artistic robotic painting system. The main purpose was to use a force sensor combined with a 6-axis robotic arm to create pencil sketches. Compared with other painting robots, our system has… read more here.
Keywords: pencil; artistic robotic; pencil sketching; force control ... See more keywords
The influence of pencil graphite hardness on voltammetric detection of pentachlorophenol
Sign Up to like & getrecommendations! Published in 2018 at "International Journal of Electrochemical Science"
DOI: 10.20964/2018.01.100
Abstract: A pencil graphites were used for detection of pentachlorophenol (PCP) based on differential pulse voltammetry (DPV) and cyclic voltammetry (CV). The voltammetric studies were carried out using a pencil graphite electrode (GPE), carbon paste electrode… read more here.
Keywords: detection pentachlorophenol; pencil graphite; influence pencil; pencil ... See more keywords