Results 71 to 80 of about 1,310,112 (178)

Move Forward and Tell: A Progressive Generator of Video Descriptions

open access: yes, 2018
We present an efficient framework that can generate a coherent paragraph to describe a given video. Previous works on video captioning usually focus on video clips. They typically treat an entire video as a whole and generate the caption conditioned on a
A Farhadi   +7 more
core   +1 more source

Counterintuitive Fluorescence Blue Shift in Symmetry Breaking Dicationic Bis(indolium) with Two‐Photon Absorption Properties for NIR Living Cell Imaging

open access: yesAdvanced Materials, EarlyView.
Highly water‐soluble dicationic bis(indolium) dyes have been prepared, showing excellent two‐photon absorption and light emission. Their fluorescence behavior discloses an unusual increasing blue shift with increasing solvent polarity, which, in parallel, is beneficial for enhanced detection in biological media.
Carlos Benitez‐Martin   +5 more
wiley   +1 more source

Alkaline Leaching: A Facile Surface Activation Strategy to Improve the Reactivity of Air Electrodes for Solid Oxide Fuel Cells

open access: yesAdvanced Materials, EarlyView.
This study shows that alkaline leaching of PrBa0.8Ca0.2Co2O5+δ under anodic bias selectively removes Ba and Ca, forming a cobalt‐rich and amorphous layer. The modified surface significantly boosts ORR activity, offering a simple and effective strategy to improve electrochemical device performance.
Yeongtaek Hong   +11 more
wiley   +1 more source

Learning From Students’ Experiences in Writing Paragraph

open access: yesMetathesis: Journal of English Language, Literature, and Teaching, 2019
This article aims to describe the students' ability in writing a paragraph. It is a descriptive qualitative in which the number of respondents is 60 students.
Moh. Yamin
doaj   +1 more source

Exploring the use of paragraph-level annotations for sentiment analysis of financial blogs [PDF]

open access: yes, 2009
In this paper we describe our work in the area of topic-based sentiment analysis in the domain of financial blogs. We explore the use of paragraph-level and document-level annotations, examining how additional information from paragraph-level annotations
Bermingham, Adam   +6 more
core  

De Rerum Natura: How Do Halide Perovskites Self‐Heal From Damage?

open access: yesAdvanced Materials, EarlyView.
How can lead‐halide‐perovskites self‐heal after damage from light, heat, mechanical strain, or radiation? We show that reversible chemical defects underly performance losses and recovery, highlighting the roles of halide and proton migration, redox‐driven reactions, and acid‐base equilibria.
Davide Raffaele Ceratti   +2 more
wiley   +1 more source

THE GRAMMATICAL ERRORS ON THE PARAGRAPH WRITINGS

open access: yesVision: Journal for Language and Foreign Language Learning, 2016
This paper makes a study of grammatical error on paragraph writings of English department students. The students were asked to write the paragraph of writing as their final assignment for paragraph based writing Class.
Nadiah Ma’mun
doaj   +1 more source

Satirical News Detection and Analysis using Attention Mechanism and Linguistic Features

open access: yes, 2017
Satirical news is considered to be entertainment, but it is potentially deceptive and harmful. Despite the embedded genre in the article, not everyone can recognize the satirical cues and therefore believe the news as true news. We observe that satirical
Dragut, Eduard   +2 more
core   +1 more source

Signatures of Edge States in Antiferromagnetic Van der Waals Josephson Junctions

open access: yesAdvanced Materials, EarlyView.
ABSTRACT The combination of superconductivity and magnetic textures leads to unconventional superconducting phenomena, including new correlated and topological phases. Van der Waals (vdW) materials emerge as a versatile platform for exploring the interplay between these two competing orders.
Celia González‐Sánchez   +10 more
wiley   +1 more source

THE STUDENTS COMPETENCY INWRITING DESCRIPTIVE PARAGRAPH AT ELECTRICAL AND MECHANICAL DEPARTMENT, FACULTY OF ENGINEERING, TRIDINANTI UNIVERSITY PALEMBANG

open access: yesTEFLIN Journal, 2006
The purpose of this study was to describe the students ability in writing descriptive paragraph at electrical and mechanical department. This study is descriptive in the sense that it aims at describing the knowledge and skill of electrical and ...
Rusman Roni
doaj   +1 more source

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