Results 41 to 50 of about 160,535 (190)

A constructive method for decomposing real representations [PDF]

, 2020
A constructive method for decomposing finite dimensional representations of semisimple real Lie algebras is developed. The method is illustrated by an example.
Ali, Sajid, Azad, Hassan, Biswas, Indranil, de Graaf, Willem A.   +3 more
core   +2 more sources

DANet: Temporal Action Localization with Double Attention

Applied Sciences, 2023
Temporal action localization (TAL) aims to predict action instance categories in videos and identify their start and end times. However, existing Transformer-based backbones focus only on global or local features, resulting in the loss of information. In
Jianing Sun, Xuan Wu, Yubin Xiao, Chunguo Wu, Yanchun Liang, Yi Liang, Liupu Wang, You Zhou   +7 more
doaj   +1 more source

Cancer Research Trend Analysis Based on Fusion Feature Representation

Entropy, 2021
Machine learning models can automatically discover biomedical research trends and promote the dissemination of information and knowledge. Text feature representation is a critical and challenging task in natural language processing.
Jingqiao Wu, Xiaoyue Feng, Renchu Guan, Yanchun Liang   +3 more
doaj   +1 more source

Elite Bases Regression: A Real-time Algorithm for Symbolic Regression

, 2017
Symbolic regression is an important but challenging research topic in data mining. It can detect the underlying mathematical models. Genetic programming (GP) is one of the most popular methods for symbolic regression. However, its convergence speed might
Chen, Chen, Jiang, Zonglin, Luo, Changtong   +2 more
core   +1 more source

Symbolic-Numeric Computation [PDF]

, 2007
The growing demand of speed, accuracy, and reliability in scientific and engineering computing has been accelerating the merging of symbolic and numeric computations, two types of computation coexisting in mathematics yet separated in traditional research of mathematical computation.
Wang, Dongming, Zhi, Lihong
openaire   +2 more sources

Community Detection in Signed Networks Based on the Signed Stochastic Block Model and Exact ICL

IEEE Access, 2019
There has been an increasing interest in detecting community in signed networks because signed networks contain more information (both positive and negative edges) than unsigned networks (only positive edges).
Shuqiu Ping, Dayou Liu, Bo Yang, Yungang Zhu, Hechang Chen, Zheng Wang   +5 more
doaj   +1 more source

The two-mass contributions to the three-loop massive operator matrix elements $${\widetilde{A}}_{Qg}^{(3)}$$ and $${\Delta \widetilde{A}}_{Qg}^{(3)}$$

Journal of High Energy Physics
We calculate the two-mass three-loop contributions to the unpolarized and polarized massive operator matrix elements $${\widetilde{A}}_{Qg}^{(3)}$$ and $${\Delta \widetilde{A}}_{Qg}^{(3)}$$ in x-space for a general mass ratio by using a semi-analytic ...
J. Ablinger, J. Blümlein, A. De Freitas, A. von Manteuffel, C. Schneider, K. Schönwald   +5 more
doaj   +1 more source

A Novel Simplification Method for 3D Geometric Point Cloud Based on the Importance of Point

IEEE Access, 2019
3D point cloud simplification is an important pretreatment in surface reconstruction for sparing computer resources and improving reconstruction speed. However, existing methods often sacrifice the simplification precision to improve the simplification ...
Chunyang Ji, Ying Li, Jiahao Fan, Shumei Lan   +3 more
doaj   +1 more source

AgeGuess, a Methylomic Prediction Model for Human Ages

Frontiers in Bioengineering and Biotechnology, 2020
Aging was a biological process under regulations from both inherited genetic factors and various molecular modifications within cells during the lifespan.
Xiaoqian Gao, Shuai Liu, Haoqiu Song, Haoqiu Song, Xin Feng, Meiyu Duan, Lan Huang, Fengfeng Zhou   +7 more
doaj   +1 more source

Geometric Information and Rational Parametrization of Nonsingular Cubic Blending Surfaces

Journal of Applied Mathematics, 2011
The techniques for parametrizing nonsingular cubic surfaces have shown to be of great interest in recent years. This paper is devoted to the rational parametrization of nonsingular cubic blending surfaces.
Minghao Guo, Tieru Wu, Shugong Zhang
doaj   +1 more source