Results 21 to 30 of about 1,186,591 (202)

Introspective Perception for Mobile Robots [PDF]

open access: yesarXiv, 2023
Perception algorithms that provide estimates of their uncertainty are crucial to the development of autonomous robots that can operate in challenging and uncontrolled environments. Such perception algorithms provide the means for having risk-aware robots that reason about the probability of successfully completing a task when planning.
arxiv  

Coding depth perception from image defocus [PDF]

open access: yes, 2014
As a result of the spider experiments in Nagata et al. (2012), it was hypothesized that the depth perception mechanisms of these animals should be based on how much images are defocused.
Romeo, August, Supèr, Hans
core   +1 more source

Improved measurement of depth perception [PDF]

open access: yes, 1972
Electromechanical system for Howard-Dolman device was developed.
Fitch, R. C., Miller, D. D.
core   +1 more source

Size and shape constancy in consumer virtual reality [PDF]

open access: yes, 2020
With the increase in popularity of consumer virtual reality headsets, for research and other applications, it is important to understand the accuracy of 3D perception in VR.
A Glennerster   +42 more
core   +2 more sources

DEUX: Active Exploration for Learning Unsupervised Depth Perception [PDF]

open access: yesarXiv, 2023
Depth perception models are typically trained on non-interactive datasets with predefined camera trajectories. However, this often introduces systematic biases into the learning process correlated to specific camera paths chosen during data acquisition.
arxiv  

Abnormal depth perception from motion parallax in amblyopic observers [PDF]

open access: yes, 1999
Many similarities exist between the perception of depth from binocular stereopsis and that from motion parallax. Moreover, Rogers (1984, cited in, Howard, I. P., & Rogers, B. J. (1995). Binocular vision and stereopsis.
Nawrot, Mark, Thompson, Angela M
core   +1 more source

Depth perception of illusory surfaces

open access: yesVision Research, 2014
The perception of an illusory surface, a subjectively perceived surface that is not given in the image, is one of the most intriguing phenomena in vision. It strongly influences the perception of some fundamental properties, namely, depth, lightness and contours. Recently, we suggested (1) that the context-sensitive mechanism of depth computation plays
Anna Drożdżewska   +4 more
openaire   +3 more sources

Depth Estimation Matters Most: Improving Per-Object Depth Estimation for Monocular 3D Detection and Tracking [PDF]

open access: yesICRA2022, 2022
Monocular image-based 3D perception has become an active research area in recent years owing to its applications in autonomous driving. Approaches to monocular 3D perception including detection and tracking, however, often yield inferior performance when compared to LiDAR-based techniques.
arxiv  

Asymmetry in the perception of motion-in-depth

open access: yesVision Research, 2004
We investigated the anisotropic responses between the detection of motion toward and motion away from the observers with expanding/contracting shaded circles. Our experiments followed visual search paradigm with two exceptions: (1) the stimulus presentation time was fixed for 300 ms and (2) the mean error rates were adopted as a dependent variable.
Masami K. Yamaguchi, Nobu Shirai
openaire   +3 more sources

Using Depth for Improving Referring Expression Comprehension in Real-World Environments [PDF]

open access: yesarXiv, 2021
In a human-robot collaborative task where a robot helps its partner by finding described objects, the depth dimension plays a critical role in successful task completion. Existing studies have mostly focused on comprehending the object descriptions using RGB images.
arxiv  

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