Results 11 to 20 of about 240,855 (328)

Aberrant posterior cingulate connectivity classify first-episode schizophrenia from controls: A machine learning study

open access: yes, 2020
Background Posterior cingulate cortex (PCC) is a key aspect of the default mode network (DMN). Aberrant PCC functional connectivity (FC) is implicated in schizophrenia, but the potential for PCC related changes as biological classifier of schizophrenia ...
Deng, W.   +14 more
core   +1 more source

Default Mode Network alterations in alexithymia: An EEG power spectra and connectivity study [PDF]

open access: yes, 2016
Recent neuroimaging studies have shown that alexithymia is characterized by functional alterations in different brain areas [e.g., posterior cingulate cortex (PCC)], during emotional/social tasks.
Amoroso, Noemi   +9 more
core   +1 more source

A note on Probably Certifiably Correct algorithms [PDF]

open access: yes, 2015
Many optimization problems of interest are known to be intractable, and while there are often heuristics that are known to work on typical instances, it is usually not easy to determine a posteriori whether the optimal solution was found.
Bandeira, Afonso S.
core   +3 more sources

Estimation of Actual Evapotranspiration in Panam Canal Command Using Remote Sensing and Geographical Information System (GIS)

open access: yesInternational Journal of Environment and Geoinformatics, 2021
Estimation of reference evapotranspiration (ET0 ) and actual evapotranspiration (ETc ) is a key factor for estimation of crop water requirement, water balance and irrigation scheduling. The FAO-56 Penman–Monteith equation has been accepted universally
Sachin Sutariya   +2 more
doaj   +1 more source

Introduction: Forensic Fail [PDF]

open access: yes, 2014
Background: About 60% of Pheochromocytoma (PCC) and Paraganglioma (PGL) patients have either germline or somatic mutations in one of the 12 proposed disease causing genes; SDHA, SDHB, SDHC, SDHD, SDHAF2, VHL, EPAS1, RET, NF1, TMEM127, MAX and H-RAS ...
Björklund, Peyman   +6 more
core   +3 more sources

Process intensification for post combustion CO₂ capture with chemical absorption: a critical review [PDF]

open access: yes, 2015
The concentration of CO₂ in the atmosphere is increasing rapidly. CO₂ emissions may have an impact on global climate change. Effective CO₂ emission abatement strategies such as carbon capture and storage (CCS) are required to combat this trend.
Abanades   +161 more
core   +1 more source

Ecología de dispersión y reclutamiento de bosques húmedos tropicales

open access: yesWani, 2013
En este artículo se presenta los resultados de un programa de investigación en que se cuantifican y analizan los procesos y mecanismos involucrados en la dinámica de regeneración de la especie de bosque húmedo tropical D. oleifera. Los resultados de las
Javier Ruiz
doaj   +1 more source

Exercise Training and Functional Connectivity Changes in Mild Cognitive Empairment and Healthy Elders [PDF]

open access: yes, 2016
Background: Effective interventions are needed to improve brain function in mild cognitive impairment (MCI), an early stage of Alzheimer’s disease (AD).
Alfini, Alfonso J.   +5 more
core   +2 more sources

Advancements in co-simulation techniques in combined transmission and distribution systems analysis

open access: yesThe Journal of Engineering, 2019
Common practice in transmission and distribution (T&D) systems analysis has been to treat them independently by decoupling those at the point of common coupling (PCC).
Yaswanth Nag Velaga   +4 more
doaj   +1 more source

A Comparison of CP-OFDM, PCC-OFDM and UFMC for 5G Uplink Communications

open access: yes, 2018
Polynomial-cancellation-coded orthogonal frequency division multiplexing (PCC-OFDM) is a form of OFDM that has waveforms which are very well localized in both the time and frequency domains and so it is ideally suited for use in the 5G network.
Armstrong, Jean   +3 more
core   +1 more source

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