Results 81 to 90 of about 32,928 (301)

Transferable Deep Reinforcement Learning With Edge‐Contour‐Depth Fusion for Autonomous Wireless Capsule Endoscopy Navigation

open access: yesAdvanced Science, EarlyView.
This study presents an anatomical landmark‐guided DRL framework for autonomous wireless capsule endoscopy navigation. Using a lightweight edge‐contour‐depth fusion module, it achieves over 97% coverage across diverse gastric anatomies. To ensure reliability, a two‐stage sim‐to‐real pipeline with an adaptive dynamic programming controller mitigates ...
Haoxuan Wu   +16 more
wiley   +1 more source

Saccades actively maintain perceptual continuity [PDF]

open access: yes, 2004
Copyright © 2004 Nature Publishing GroupPeople make saccades-rapid eye movements to a new fixation-approximately three times per second. This would seemingly disrupt perceptual continuity, yet our brains construct a coherent, stable view of the world ...
Ma-Wyatt, A.   +3 more
core   +1 more source

Voluntary Spatial Attention has Different Effects on Voluntary and Reflexive Saccades

open access: yesThe Scientific World Journal, 2003
Although numerous studies have investigated the relationship between saccadic eye movements and spatial attention, one fundamental issue remains controversial.
Stephanie K. Seidlits   +3 more
doaj   +1 more source

Motion and Morphology Planning for Autonomous Manipulation in Clutter With a Shape‐Shifting, Variable‐Stiffness Robot

open access: yesAdvanced Intelligent Systems, EarlyView.
A hybrid mobile robot with a modular Variable‐Stiffness Bridge transitions between a rigid locomotion platform and a flexible, shape‐conforming body. By enclosing objects within its deformable structure rather than relying on dedicated end effectors, the robot achieves orientation‐regulated planar transport, with conformal contact quality shown to ...
Luiza Labazanova   +5 more
wiley   +1 more source

Monetary reward speeds up voluntary conditional saccades

open access: yesFrontiers in Integrative Neuroscience, 2014
Past studies have shown that reward contingency is critical for sensorimotor learning, and reward expectation speeds up saccades in animals. Whether monetary reward speeds up saccades in human remains unknown.
Lewis L Chen   +7 more
doaj   +1 more source

The Tendon‐to‐Bone Seam: A Transtendinous Approach to Rotator Cuff Repair

open access: yesArthroscopy Techniques, EarlyView.
Abstract This technique article describes the tendon‐to‐bone seam technique, a knotless, transtendinous approach to arthroscopic rotator cuff repair. The technique employs a single‐use deployment device preloaded with multiple PEEK anchors interconnected with a single polyethylene #2 suture, enabling the surgeon to create a continuous “seam” of ...
James Tyler Frix   +4 more
wiley   +1 more source

The spatial relationship between scanning saccades and express saccades. [PDF]

open access: yes, 1997
When monkeys interrupt their saccadic scanning of a visual scene to look at a suddenly appearing target, saccades to the target are made after an "express" latency or after a longer "regular" latency.
Marc A. Sommer   +2 more
core   +1 more source

Mechanisms of saccade suppression revealed in the anti-saccade task [PDF]

open access: yesPhilosophical Transactions of the Royal Society B: Biological Sciences, 2017
The anti-saccade task has emerged as an important tool for investigating the complex nature of voluntary behaviour. In this task, participants are instructed to suppress the natural response to look at a peripheral visual stimulus and look in the opposite direction instead.
Brian C. Coe, Douglas P. Munoz
openaire   +2 more sources

Reverse Passing of Anterior Cruciate Ligament Reconstruction With Simultaneous Anterolateral Ligament Reconstruction Using Hamstring Autograft

open access: yesArthroscopy Techniques, EarlyView.
Abstract Anterior cruciate ligament reconstruction continues to evolve as surgical techniques aim to optimize graft placement, increase rotational control, and reduce graft failure in high‐risk populations. This technical note describes an inverse anterior cruciate ligament reconstruction combined with an anatomic anterolateral ligament reconstruction,
Ezio Adriani   +3 more
wiley   +1 more source

Atypical Attentional Effort During Visual Search in Autistic Adults: Evidence From Task‐Evoked Pupillary Responses

open access: yesAutism Research, EarlyView.
ABSTRACT According to prevalent views, autistic individuals have a stronger tendency to allocate attention to details, as supported by reports of enhanced visual search performance. However, both the dynamics and the types of information involved in attentional guidance in autism are not fully understood.
Zainab Naaran, Amit Yashar
wiley   +1 more source

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