Results 81 to 90 of about 83,782 (311)

Positive definite doubly stochastic matrices and extreme points

open access: yes, 1986
This paper presents results about positive definite doubly stochastic matrices, in particular about extremal ones.
Christensen, Jens Peter Reus   +1 more
core   +1 more source

Clinical Significance of PD‐L1 and HLA Expression in Esophageal Squamous Cell Carcinoma in Response to Immunotherapy

open access: yesAnnals of Gastroenterological Surgery, EarlyView.
This study evaluated immune‐related biomarkers in esophageal squamous cell carcinoma treated with immune checkpoint inhibitors after postoperative recurrence. PD‐L1 expression in tumor‐associated macrophages and tumor cells, together with HLA class I downregulation and HLA‐DR expression, were associated with favorable responses to immunotherapy.
Kosuke Kanemitsu   +9 more
wiley   +1 more source

Prognostic significance of tumor microenvironment assessed by machine learning algorithm in surgically resected non‐small cell lung cancer

open access: yesCancer Reports, EarlyView., 2023
Abstract Background A methodology to assess the immune microenvironment (IME) of non‐small cell lung cancer (NSCLC) has not been established, and the prognostic impact of IME factors is not yet clear. Aims This study aimed to assess the IME factors and evaluate their prognostic values. Methods and Results We assessed CD8+ tumor‐infiltrating lymphocyte (
Yukihiro Terada   +16 more
wiley   +1 more source

How Uniqueness Guides Definite Description Processing

open access: yes, 2014
Most analyses of definiteness are based on two important notions: uniqueness and familiarity. Fundamentally, both approaches ascribe some content to the conventional meaning of definite, but not indefinite, descriptions.
Stevens, Jon, Ahern, Christopher A
core  

A Unifying Approach to Self‐Organizing Systems Interacting via Conservation Laws

open access: yesAdvanced Intelligent Discovery, EarlyView.
The article develops a unified way to model and analyze self‐organizing systems whose interactions are constrained by conservation laws. It represents physical/biological/engineered networks as graphs and builds projection operators (from incidence/cycle structure) that enforce those constraints and decompose network variables into constrained versus ...
F. Barrows   +7 more
wiley   +1 more source

Generating Definite Descriptions

open access: yes, 2004
this paper, we both extend this basic algorithm to deal with more complex, inference based, definite descriptions and propose an alternative, non-incremental algorithm which circumvents the shortcomings arising from incrementality.
Marilisa Amoia   +4 more
core  

Explaining the Origin of Negative Poisson's Ratio in Amorphous Networks With Machine Learning

open access: yesAdvanced Intelligent Discovery, EarlyView.
This review summarizes how machine learning (ML) breaks the “vicious cycle” in designing auxetic amorphous networks. By transitioning from traditional “black‐box” optimization to an interpretable “AI‐Physics” closed‐loop paradigm, ML is shown to not only discover highly optimized structures—such as all‐convex polygon networks—but also unveil hidden ...
Shengyu Lu, Xiangying Shen
wiley   +1 more source

Qualified Definiteness

open access: yesBulletin of the Section of Logic
According to Russell, the definite article ‘the’ in a definite description ‘the F’ is used strictly in case there is a unique F and it is used loosely in case there is more than one F.
Bartosz Więckowski
doaj   +1 more source

Job Description of Public Health Officials in Nepal

open access: yesJournal of Nepal Health Research Council, 2019
Background: Job description of public health officials in Nepal has been prepared for assigning the definite role, responsibilities and authorities to exercise in different positions and circumstances.
Sudarshan Subedi, Colin MacDougall
doaj   +1 more source

(De)accenting Definite Descriptions 1

open access: yes, 2001
In this paper it is shown that a definite description refers to a given discourse referent if the descriptive content is deaccented. But if there is an accent on the descriptive content, a novel referent is introduced.
Carla Umbach
core  

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