Results 61 to 70 of about 254,879 (266)

The characterizations of upper approximation operators based on special coverings

open access: yesOpen Mathematics, 2017
In this paper, we discuss the approximation operators apr¯NS${\overline {apr} _{NS}}$ and apr¯S${\overline {apr} _S}$ which are based on NS(U) and S.
Wang Pei, Li Qingguo
doaj   +1 more source

Chang's model and covering properties

open access: yesAnnals of Pure and Applied Logic, 1989
The author studies the covering properties of the Chang model C (the equivalent of the constructible universe for the infinitary language \({\mathcal L}_{\omega_ 1,\omega_ 1})\) and of the model \(N=\cup \{L(A)\); A countable set of ordinals\(\}\). She shows, e.g., that the failure of the covering property for C is equiconsistent with the existence of ...
openaire   +1 more source

Epigenetic heterogeneity and plasticity in therapy‐induced tumor states through single‐cell multi‐omics

open access: yesMolecular Oncology, EarlyView.
Single‐cell multi‐omics reveals epigenetic heterogeneity across therapy‐adaptive tumor states, including quiescent/dormant, drug‐tolerant persister, and EMT‐like phenotypes. By linking regulatory features with state‐associated biomarkers, these approaches inform biomarker‐guided therapeutic strategies for evolving tumors.
Hee Jung Kim   +3 more
wiley   +1 more source

Certain Types of Covering-Based Multigranulation (ℐ,T)-Fuzzy Rough Sets with Application to Decision-Making

open access: yesComplexity, 2020
As a generalization of Zhan’s method (i.e., to increase the lower approximation and decrease the upper approximation), the present paper aims to define the family of complementary fuzzy β-neighborhoods and thus three kinds of covering-based ...
Jue Ma   +3 more
doaj   +1 more source

Spatial and single‐nuclei transcriptomics reveals idiosyncratic and generic patterns in papillary and anaplastic thyroid cancers

open access: yesMolecular Oncology, EarlyView.
Matched spatial transcriptomics and single‐nuclei RNA‐seq were generated for anaplastic and BRAFV600E papillary thyroid cancers revealing generic and tumor‐specific states occurring in cancer cells and in the tumor microenvironment. In this context, cancer dedifferentiation mirrored organoid maturation through ordered thyroid marker gain/loss ...
Adrien Tourneur   +11 more
wiley   +1 more source

Star covering properties and neighborhood assignments

open access: yesAtti della Accademia Peloritana dei Pericolanti : Classe di Scienze Fisiche, Matematiche e Naturali, 2023
Fortunata Aurora Basile   +3 more
doaj   +1 more source

HOMFLY polynomials of some links(某些链环的HOMFLY多项式)

open access: yesZhejiang Daxue xuebao. Lixue ban
This paper systematically investigates the properties and computational formulae of HOMFLY polynomials for covering links. It shows that each complement of the covering link is a nontrivial knot, and investigates the properties of the covering links ...
HAN Youfa(韩友发)   +3 more
doaj   +1 more source

Magnetic properties and giant magnetoimpedance of surface modified Co-based amorphous ribbons with carbon covering

open access: yesEPJ Web of Conferences, 2018
Fe3Co66Cr3Si16B12 and Fe6Co60Ni10Si14B10 amorphous ribbons were surface modified in toluene at room temperature. Such a treatment resulted in deposition of thin carbon-based layer.
Golubeva Elizaveta V.   +3 more
doaj   +1 more source

Translating whole‐genome doubling into precision medicine in cancer

open access: yesMolecular Oncology, EarlyView.
Whole‐genome doubling creates a WGD‐positive tumor state characterized by persistent chromosomal instability, karyotypic diversification, and cellular stress. These same biological pressures drive aggressive tumor evolution while exposing therapeutic vulnerabilities, providing a rationale for WGD‐informed precision medicine. Whole‐genome doubling (WGD)
Sejung Lee, Junghyeok Lim, Jinhyuk Bhin
wiley   +1 more source

Effects of soil covering on bacterial communities and C/N functional genes during phytoremediation of copper tailings

open access: yesEcotoxicology and Environmental Safety
Copper tailings, a mining waste, pose environmental threats, and phytoremediation commonly employs soil covering to improve substrate properties and promote vegetation recovery. This study was conducted at the Yangshanchong Tailings Reservoir in Tongling
Yupeng Chen   +6 more
doaj   +1 more source

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