Results 41 to 50 of about 24,853 (247)

Engineered TIGIT‐Blockade Membrane Vesicles Synergize with Microwave Ablation to Mediate Liver Metastases Eradication

open access: yesAdvanced Science, EarlyView.
Microwave ablation (MWA) represents a highly effective and clinically significant therapeutic modality for the treatment of liver metastases. This study develops engineered cell membrane vesicles to specifically target the transition zone of MWA for liver metastases. This strategy can inhibit VEGF‐mediated immunosuppression, block CD155/TIGIT signaling
Shaoyue Li   +16 more
wiley   +1 more source

El texto literario y la medicina forense en "Anil's Ghost", la novela de Michael Ondaatje

open access: yesRevista de Culturas y Literaturas Comparadas, 2011
Anil's Ghost, la novela de Michael Ondaatje, se convierte en el lugar de encuentro de discursos que provienen de los campos de la literatura y de la medicina forense.
Griselda Beacon
doaj  

Localization of a BLE Device Based on Single-Device RSSI and DOA Measurements

open access: yesNetwork
Indoor location services often use Bluetooth low energy (BLE) devices for their low energy consumption and easy implementation. Applications like device monitoring, ranging, and asset tracking utilize the received signal strength (RSS) of the BLE signal ...
Harsha Kandula   +3 more
doaj   +1 more source

Gravitational wave beacons

open access: yesPhysical Review D, 2019
9 pages, 11 figures, 4 tables.
Lousto, Carlos O., Healy, James
openaire   +3 more sources

VAE+DDPG: An Attention‐Enhanced Variational Autoencoder for Deep Reinforcement Learning‐Based Autonomous Navigation in Low‐Light Environments

open access: yesAdvanced Intelligent Systems, EarlyView.
Variational Autoencoder+Deep Deterministic Policy Gradient addresses low‐light failures of infrared depth sensing for indoor robot navigation. Stage 1 pretrains an attention‐enhanced Variational Autoencoder (Convolutional Block Attention Module+Feature Pyramid Network) to map dark depth frames to a well‐lit reconstruction, yielding a 128‐D latent code ...
Uiseok Lee   +7 more
wiley   +1 more source

Artificial Intelligence in Autonomous Mobile Robot Navigation: From Classical Approaches to Intelligent Adaptation

open access: yesAdvanced Intelligent Systems, EarlyView.
Artificial intelligence (AI) is reshaping autonomous mobile robot navigation beyond classical pipelines. This review analyzes how AI techniques are integrated into core navigation tasks, including path planning and control, localization and mapping, perception, and context‐aware decision‐making. Learning‐based, probabilistic, and soft‐computing methods
Giovanna Guaragnella   +5 more
wiley   +1 more source

Applying measurement standards to evolution education assessment instruments

open access: yesEvolution: Education and Outreach, 2019
Over the past 25 years a number of instruments have been published that attempt to measure understanding and acceptance of evolution. Science educators have been administering these instruments and reporting results, however, it is not clear these ...
Louise S. Mead   +3 more
doaj   +1 more source

Beacon-Based Phased Array Antenna Calibration for Passive Radar

open access: yesRemote Sensing
Passive radar has drawn a lot of attention due to its applications across military and civilian sectors. Under this working paradigm, the utilization of antenna arrays is instrumental, as it increases the signal quality and enables precise target ...
José P. González-Coma   +3 more
doaj   +1 more source

Study on IoT Evacuation Support System in Event of Disasters

open access: yesResearch Briefs on Information & Communication Technology Evolution, 2020
In this study, we implemented an Internet of Things (IoT) evacuation support system using beacons that supports evacuees during disasters. This system realized quick and accurate registration of safety information and management of evacuation centers ...
Tomoyuki Ishida, Kanae Sakamoto
doaj   +1 more source

The THESEUS Space Mission and the Infrared Telescope Calibration Unit

open access: yesAstronomische Nachrichten, EarlyView.
ABSTRACT The Transient High‐Energy Sky and Early Universe Surveyor (THESEUS) is an ESA M7 mission concept currently in Phase A, designed to exploit gamma‐ray bursts to probe the early Universe while advancing multi‐messenger and time‐domain astrophysics. To achieve its ambitious goals, THESEUS will combine wide‐band x‐ray and gamma‐ray monitors with an
András Péter Joó   +9 more
wiley   +1 more source

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