English
Related papers

Related papers: Operational Design Considerations for Retinal Pros…

200 papers

Optogenetics has emerged as a powerful tool for disease modeling, enabling precise control of cellular activities through light stimulation and providing a valuable insights into disease mechanisms and therapeutic possibilities. Innovative…

Medical imaging has played a pivotal role in advancing and refining digital twin technology, allowing for the development of highly personalized virtual models that represent human anatomy and physiological functions. A key component in…

Medical Physics · Physics 2024-11-14 Feng Zhao , Yizhou Wu , Mingzhe Hu , Chih-Wei Chang , Ruirui Liu , Richard Qiu , Xiaofeng Yang

Learning good representations is essential for latent planning with world models. While pretrained visual encoders produce strong semantic visual features, they are not tailored to planning and contain information irrelevant -- or even…

Machine Learning · Computer Science 2026-03-13 Ying Wang , Oumayma Bounou , Gaoyue Zhou , Randall Balestriero , Tim G. J. Rudner , Yann LeCun , Mengye Ren

The visual functions of visual prostheses such as field of view, resolution and dynamic range, seriously restrict the person's ability to navigate in unknown environments. Implanted patients still require constant assistance for navigating…

Computer Vision and Pattern Recognition · Computer Science 2021-10-01 Melani Sanchez-Garcia , Alejandro Perez-Yus , Ruben Martinez-Cantin , Jose J. Guerrero

Retinal fundus images are widely used for the clinical screening and diagnosis of eye diseases. However, fundus images captured by operators with various levels of experience have a large variation in quality. Low-quality fundus images…

Image and Video Processing · Electrical Eng. & Systems 2020-12-10 Ziyi Shen , Huazhu Fu , Jianbing Shen , Ling Shao

In this paper, a method for increasing the temporal resolution of a temporal imaging system has been developed. Analogously to the conventional spatial imaging systems in which resolution limit is due to the finite aperture of the lens, in…

Optics · Physics 2020-04-22 Farshid Shateri , Mehdi Hosseinalizadeh , Zahra Kavehvash

We introduce a novel concept for motion robust optical 3D-sensing. The concept is based on multi-line triangulation. The aim is to evaluate a large number of projected lines (high data density) in a large measurement volume with high…

Optics · Physics 2015-06-25 Florian Willomitzer , Svenja Ettl , Christian Faber , Gerd Häusler

Augmented reality display performance depends strongly on features of the human visual system. This is especially true for retinal scan glasses, which use laser beam scanning and transparent holographic optical combiners. Human-centered…

Optics · Physics 2024-12-03 Maximilian Rutz , Pia Neuberger , Simon Pick , Torsten Straßer

We provide a brief review of the common assumptions about biological learning with findings from experimental neuroscience and contrast them with the efficiency of gradient-based learning in recurrent neural networks. The key issues…

Recently an optical amplification process called the plasmon injection scheme was introduced as an effective solution to overcoming losses in metamaterials. Implementations with near-field imaging applications have indicated substantial…

Optics · Physics 2020-08-26 Anindya Ghoshroy , Wyatt Adams , Durdu O. Guney

Under the action of pump light, the conventional photonic crystal can be turned into function photonic crystal. In the paper, we have designed optical triode with one-dimensional function photonic crystal, and analyzed the effect of period…

Optics · Physics 2016-03-23 Xiang-Yao Wu , Ji Ma , Xiao-Jing Liu , Yu Liang , Zhi-Guo Wang

Precession electron diffraction has in the past few decades become a powerful technique for structure solving, strain analysis, and orientation mapping, to name a few. One of the benefits of precessing the electron beam, is increased…

Instrumentation and Detectors · Physics 2025-12-12 Gregory Nordahl , Lewys Jones , Emil Frang Christiansen , Kasper Aas Hunnestad , Magnus Nord

Brain stimulation is a powerful tool for understanding cortical function and holds promise for therapeutic interventions in neuropsychiatric disorders. Initial visual prosthetics apply electric microstimulation to early visual cortex which…

Neurons and Cognition · Quantitative Biology 2025-10-07 Johannes Mehrer , Ben Lonnqvist , Anna Mitola , Abdulkadir Gokce , Paolo Papale , Martin Schrimpf

Image representation is an important topic in computer vision and pattern recognition. It plays a fundamental role in a range of applications towards understanding visual contents. Moment-based image representation has been reported to be…

Computer Vision and Pattern Recognition · Computer Science 2021-11-25 Shuren Qi , Yushu Zhang , Chao Wang , Jiantao Zhou , Xiaochun Cao

Noisy data and the similarity in the ocular appearances caused by different ophthalmic pathologies pose significant challenges for an automated expert system to accurately detect retinal diseases. In addition, the lack of knowledge…

Image and Video Processing · Electrical Eng. & Systems 2021-10-20 Sharif Amit Kamran , Alireza Tavakkoli , Stewart Lee Zuckerbrod

Humans judge perceptual similarity according to diverse visual attributes, including scene layout, subject location, and camera pose. Existing vision models understand a wide range of semantic abstractions but improperly weigh these…

Computer Vision and Pattern Recognition · Computer Science 2024-10-15 Shobhita Sundaram , Stephanie Fu , Lukas Muttenthaler , Netanel Y. Tamir , Lucy Chai , Simon Kornblith , Trevor Darrell , Phillip Isola

Humans (and many vertebrates) face the problem of fusing together multiple fixations of a scene in order to obtain a representation of the whole, where each fixation uses a high-resolution fovea and decreasing resolution in the periphery.…

Computer Vision and Pattern Recognition · Computer Science 2025-11-20 Christopher K. I. Williams

The segmentation of retinal vessels is of significance for doctors to diagnose the fundus diseases. However, existing methods have various problems in the segmentation of the retinal vessels, such as insufficient segmentation of retinal…

Computer Vision and Pattern Recognition · Computer Science 2018-05-14 Yun Jiang , Ning Tan

The present paper aims at introducing the innovative technologies, based on the concept of "sensory substitution" or "perceptual supplementation", we are developing in the fields of human disability and biomedical engineering. Precisely,…

To enable the enhancement of few-cycle pulses in high-finesse passive optical resonators, a novel complementary-phase approach is considered for the resonator mirrors. The design challenges and first experimental results are presented.

‹ Prev 1 4 5 6 7 8 10 Next ›