Results 71 to 80 of about 157,918 (296)

Time after time – circadian clocks through the lens of oscillator theory

open access: yesFEBS Letters, EarlyView.
Oscillator theory bridges physics and circadian biology. Damped oscillators require external drivers, while limit cycles emerge from delayed feedback and nonlinearities. Coupling enables tissue‐level coherence, and entrainment aligns internal clocks with environmental cues.
Marta del Olmo   +2 more
wiley   +1 more source

D-NeuRA: customizable dynamic neural rendering for human avatars with disentangled pose and appearance

open access: yesJournal of King Saud University: Computer and Information Sciences
Neural Radiance Fields (NeRF) has become a fundamental method for generating human avatars due to its successful application in novel view synthesis. Existing NeRF-based methods build static features that are independent of pose to learn and represent ...
Ming Jiang   +3 more
doaj   +1 more source

3D Viewpoint Estimation Based on Aesthetics

open access: yesIEEE Access, 2020
Research on viewpoint in 3D scenes has been a cutting-edge subject in computer vision and 3D scene understanding. Calculating a high quality 3D viewpoint in virtual scenes is conducive to a more comprehensive analysis of 3D graphic structure, which can ...
Yan Zhang, Guangzheng Fei, Gang Yang
doaj   +1 more source

The Iray Light Transport Simulation and Rendering System

open access: yes, 2017
While ray tracing has become increasingly common and path tracing is well understood by now, a major challenge lies in crafting an easy-to-use and efficient system implementing these technologies.
Keller, Alexander   +6 more
core   +1 more source

The newfound relationship between extrachromosomal DNAs and excised signal circles

open access: yesFEBS Letters, EarlyView.
Extrachromosomal DNAs (ecDNAs) contribute to the progression of many human cancers. In addition, circular DNA by‐products of V(D)J recombination, excised signal circles (ESCs), have roles in cancer progression but have largely been overlooked. In this Review, we explore the roles of ecDNAs and ESCs in cancer development, and highlight why these ...
Dylan Casey, Zeqian Gao, Joan Boyes
wiley   +1 more source

Simulation of Automatically Annotated Visible and Multi-/Hyperspectral Images Using the Helios 3D Plant and Radiative Transfer Modeling Framework

open access: yesPlant Phenomics
Deep learning and multimodal remote and proximal sensing are widely used for analyzing plant and crop traits, but many of these deep learning models are supervised and necessitate reference datasets with image annotations.
Tong Lei   +4 more
doaj   +1 more source

Exploring modern end-to-end AI-based multi-view 3D reconstruction [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences
Deriving accurate 3D geometry from multi-view 2D imagery remains a fundamental problem in photogrammetry and computer vision. Conventional pipelines, comprising feature extraction, image matching, bundle adjustment and dense reconstruction, are grounded ...
J. M. Goo   +4 more
doaj   +1 more source

An upstream open reading frame regulates expression of the mitochondrial protein Slm35 and mitophagy flux

open access: yesFEBS Letters, EarlyView.
This study reveals how the mitochondrial protein Slm35 is regulated in Saccharomyces cerevisiae. The authors identify stress‐responsive DNA elements and two upstream open reading frames (uORFs) in the 5′ untranslated region of SLM35. One uORF restricts translation, and its mutation increases Slm35 protein levels and mitophagy.
Hernán Romo‐Casanueva   +5 more
wiley   +1 more source

SfSNet: Learning Shape, Reflectance and Illuminance of Faces in the Wild

open access: yes, 2018
We present SfSNet, an end-to-end learning framework for producing an accurate decomposition of an unconstrained human face image into shape, reflectance and illuminance. SfSNet is designed to reflect a physical lambertian rendering model.
Castillo, Carlos D.   +3 more
core   +1 more source

In situ molecular organization and heterogeneity of the Legionella Dot/Icm T4SS

open access: yesFEBS Letters, EarlyView.
We present a nearly complete in situ model of the Legionella Dot/Icm type IV secretion system, revealing its central secretion channel and identifying new components. Using cryo‐electron tomography with AI‐based modeling, our work highlights the structure, variability, and mechanism of this complex nanomachine, advancing understanding of bacterial ...
Przemysław Dutka   +11 more
wiley   +1 more source

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