Results 31 to 40 of about 1,276 (166)

Computer-generated global map of valley networks on Mars [PDF]

open access: yes, 2009
The presence of valley networks (VN) on Mars suggests that early Mars was warmer and wetter than present. However, detailed geomorphic analyses of individual networks have not led to a consensus regarding their origin.
Aharonson   +63 more
core   +2 more sources

Steganography Algorithm Based on the Nonlocal Maximum Likelihood Noise Estimation for Mobile Applications

open access: yesSecurity and Communication Networks, Volume 2018, Issue 1, 2018., 2018
In recent years, thanks to the use of Internet services, daily activities used to imply movement became more accessible to any user. As a result of such interconnection, now millions of people from different countries are able to communicate among themselves through the Internet, generating a great flow of data and classified information.
Blanca Esther Carvajal-Gámez   +2 more
wiley   +1 more source

Closed-loop optimization of fast-charging protocols for batteries with machine learning. [PDF]

open access: yes, 2020
Simultaneously optimizing many design parameters in time-consuming experiments causes bottlenecks in a broad range of scientific and engineering disciplines1,2.
Attia, Peter M   +15 more
core   +1 more source

Looking At This, I Notice That [PDF]

open access: yes, 2009
An artwork is made based on a personal hypothesis resting on the existing knowledge of the artist. This knowledge, whether from a case study within a theme the artist is researching or from his or her general understanding/reception of the world where he/

core   +1 more source

The Structure of ampG Gene in Pseudomonas aeruginosa and Its Effect on Drug Resistance

open access: yesCanadian Journal of Infectious Diseases and Medical Microbiology, Volume 2018, Issue 1, 2018., 2018
In order to study the relationship between the structure and function of AmpG, structure, site‐specific mutation, and gene complementary experiments have been performed against the clinical isolates of Pseudomonas aeruginosa. We found that there are 51 nucleotide variations at 34 loci over the ampG genes from 24 of 35 P. aeruginosa strains detected, of
Qingli Chang   +13 more
wiley   +1 more source

A Deep-Learning-Based Diffusion Tensor Imaging Pathological Auto-Analysis Method for Cervical Spondylotic Myelopathy

open access: yesBioengineering
Pathological conditions of the spinal cord have been found to be associated with cervical spondylotic myelopathy (CSM). This study aims to explore the feasibility of automatic deep-learning-based classification of the pathological condition of the spinal
Shuoheng Yang   +4 more
doaj   +1 more source

Infrared space observatory spectroscopy of extreme carbon stars [PDF]

open access: yes, 2000
We present Infrared Space Observatory (ISO) SWS01 (2-43 μm) and LWS01 (43-195 μm) observations of five highly evolved carbon stars with extremely thick circumstellar envelopes.
Kwok, S, Volk, K, Xiong, GZ
core   +1 more source

Nutrients and phytoplankton in semienclosed lagoon systems in Florida Bay and their responses to changes in flow from Everglades restoration

open access: yesLimnology and Oceanography, Volume 62, Issue S1, Page S327-S347, November 2017., 2017
Abstract The largest estuarine flow restoration project is the Comprehensive Everglades Restoration Plan (CERP). In 2012, one of its first phases, the C‐111 Project, was initiated and designed to increase freshwater flow into northern Florida Bay.
Yini Shangguan   +4 more
wiley   +1 more source

Semantic linking of complex properties, monitoring processes and facilities in web-based representations of the environment [PDF]

open access: yes, 2015
Where a virtual representation of the Earth must contain data values observed within the physical Earth system, data models are required that allow the integration of data across the silos of various Earth and environmental sciences domains.
Leadbetter, Adam M., Vodden, Peter N.
core   +2 more sources

Diet‐Induced Obesity Is Associated with an Impaired NK Cell Function and an Increased Colon Cancer Incidence

open access: yesJournal of Nutrition and Metabolism, Volume 2017, Issue 1, 2017., 2017
Obesity is associated with an increased colon cancer incidence, but underlying mechanisms remained unclear. Previous studies showed altered Natural killer (NK) cell functions in obese individuals. Therefore, we studied the impact of an impaired NK cell functionality on the increased colon cancer risk in obesity.
Ina Bähr   +11 more
wiley   +1 more source

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