Results 51 to 60 of about 6,271,732 (295)

Evolution of spatiotemporal patterns in vegetation net primary productivity and the driving forces on the Loess Plateau

open access: yesFrontiers in Environmental Science, 2023
In this study, we determined whether changes in vegetation net primary productivity (NPP) can be used to characterize the quality of terrestrial ecosystems, which is critical for global change and carbon balance. We first explored the spatial correlation
Shenglin Mao, Zhouping Shangguan
doaj   +1 more source

VideoGraph: Recognizing Minutes-Long Human Activities in Videos [PDF]

open access: yes, 2019
Many human activities take minutes to unfold. To represent them, related works opt for statistical pooling, which neglects the temporal structure. Others opt for convolutional methods, as CNN and Non-Local. While successful in learning temporal concepts,
Gavves, Efstratios   +2 more
core   +1 more source

Synthesis of 1,4-Disubstituted Mono and Bis-triazolocarbo-acyclonucleoside Analogues of 9-(4-Hydroxybutyl)guanine by Cu(I)-Catalyzed Click Azide-Alkyne Cycloaddition [PDF]

open access: yes, 2011
A series of novel mono-1,2,3-triazole and bis-1,2,3-triazole acyclonucleoside analogues of 9-(4-hydroxybutyl)guanine was prepared via copper(I)-catalyzed 1,3-dipolar cycloaddition of N-9 propargylpurine, N-1-propargylpyrimidines/as-triazine with the ...
Engels, Joachim W.   +2 more
core   +2 more sources

Imaging of High‐Risk Neuroblastoma: Recommendations From SIOPEN Radiology and Nuclear Medicine Specialty Committees

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Neuroblastoma is the most common extracranial solid tumor in early childhood. Its clinical behavior is highly variable, ranging from spontaneous regression to fatal outcome despite intensive treatment. The International Society of Pediatric Oncology Europe Neuroblastoma Group (SIOPEN) Radiology and Nuclear Medicine Specialty Committees ...
Annemieke Littooij   +11 more
wiley   +1 more source

False Idles: The Politics of the "Quiet Life" [PDF]

open access: yes, 2008
The dominant Greek and Roman ideology held that the best human life required engaging in politics, on the grounds that the human good is shared, not private, and that the activities central to this shared good are those of traditional politics.
Brown, Eric
core  

Social Intelligence Design in Ambient Intelligence [PDF]

open access: yes, 2009
This Special Issue of AI and Society contains a selection of papers presented at the 6th Social Intelligence Design Workshop held at ITC-irst, Povo (Trento, Italy) in July 2007.
Nijholt, A.   +2 more
core   +3 more sources

Effects of Cancer Treatment on Somatosensory and Nociceptive Processing in Children and Adolescents: A Systematic Review

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Chemotherapy‐induced peripheral neuropathy remains a major complication in pediatric cancer, with disrupted somatosensory and nociceptive processing being a key aspect. This review synthesizes empirical studies on alterations in somatosensory and nociceptive processing in children and adolescents with cancer.
Julia Schweiger   +4 more
wiley   +1 more source

A Method for Quantifying the Impacts of Human Activities on Net Primary Production of Grasslands in Northwest China

open access: yesRemote Sensing, 2021
Accurately assessing the impact of human activities on net primary productivity (NPP) of vegetation is of great significance to the achievement of sustainable development.
Chuanhua Li   +7 more
doaj   +1 more source

Impact of human resource management information systems on the quality of appraisal performance process [PDF]

open access: yes, 2013
Copyright @ 2013 EMCIS.These days the recent development of information systems and their impact on human resource activities is one of the main hot debates in many large organizations.
Al-Karaghouli, W, Khan, T, Pouransari, S
core  

Using local temporal features of bounding boxes for walking/running classification [PDF]

open access: yes, 2008
For intelligent surveillance, one of the major tasks to achieve is to recognize activities present in the scene of interest. Human subjects are the most important elements in a surveillance system and it is crucial to classify human actions.
Erdogan, Hakan   +3 more
core   +1 more source

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