Results 21 to 30 of about 146 (93)

Parallel Vectors Extraction using Bézier Clipping

open access: yesComputer Graphics Forum, EarlyView.
Abstract In this paper, we propose a novel local feature extraction algorithm for the parallel vectors (PV) operator. Our method is based on Bézier clipping, which is a bracketing‐based root finding method that is commonly‐used in computer‐aided geometric design.
Nico Daßler, Tobias Günther
wiley   +1 more source

Single Line Drawing Generation via Semantics‐Driven Optimization

open access: yesComputer Graphics Forum, EarlyView.
We present a method for automatically generating single‐line drawings in vector format, guided by a text prompt or an input image. Our approach leverages score distillation sampling to optimize the parameters of a uniform rational B‐spline (URBS) curve, ensuring that the drawing consists of a single continuous stroke by design.
Tanguy Magne   +3 more
wiley   +1 more source

From biology to biotechnology: Host‐regulation factors from parasitoid wasps are a source of bioactive molecules with translational potential

open access: yesInsect Molecular Biology, EarlyView.
Parasitoid wasps deploy maternal and embryonic factors to reprogramme host physiology. Venom, calyx fluid, polydnaviruses, teratocytes and larval secretions act in a coordinated, compartmentalised manner. Host‐regulation factors are promising sources of insecticidal, antimicrobial and bioinspired translational molecules.
Ciro Pedro G. Pinto   +2 more
wiley   +1 more source

Parameter‐Preserving Real‐time BIM Rendering via Direct GPU Ray Tracing

open access: yesComputer Animation and Virtual Worlds, Volume 37, Issue 4, July/August 2026.
Parametric BIM geometry is preserved from Revit extraction to GPU ray tracing without mesh tessellation. A two‐tier cache reuses repeated geometry during export, and an instanced OptiX representation reduces memory at render time. The method lowers export time and GPU memory while preserving exact curved surfaces.
Jaehyuk Lim   +3 more
wiley   +1 more source

MGGAN: Learning a Multiscale Graph‐Based GAN for Non‐Parametric 3D Single‐Shape Deformation and Variation

open access: yesComputer Animation and Virtual Worlds, Volume 37, Issue 4, July/August 2026.
MGGAN learns complex, high‐dimensional patterns and geometric statistics of a single 3D mesh using a multiscale graph‐based generative adversarial network. By combining spectral and spatial graph operators in a coarse‐to‐fine framework with noise injection at each scale, the method generates smooth, visually coherent, and topology‐preserving shape ...
Jorge Jabón   +2 more
wiley   +1 more source

Ultra‐Compact Low‐Loss 3D Glass Waveguide Chip Using Femtosecond Laser Writing Technique

open access: yesAdvanced Photonics Research, Volume 7, Issue 6, June 2026.
An ultra‐compact, low‐loss fan‐in/fan‐out device for 4‐core fiber is demonstrated using femtosecond laser direct writing. Multi‐scan and overwriting methods are employed to produce low‐loss waveguides. A trench‐assisted offset‐assisted cosine‐shaped model is proposed to reduce bending loss.
Fengrui Yu   +5 more
wiley   +1 more source

A Comprehensive Multistage Average Controller for Trajectory Tracking in Solar‐Powered Mobile Robots: Analysis of Actuator‐Driver and Power Stage Integration

open access: yesInternational Journal of Mechanical System Dynamics, Volume 6, Issue 2, Page 224-246, June 2026.
ABSTRACT This work addresses the challenge of bidirectional trajectory tracking in solar‐powered wheeled mobile robots (WMRs), considering the mechanical structure, actuator‐driver, and power stage subsystems. Notably, this is the first study to explicitly model and control the actuator‐driver subsystem within this context. The proposed solution relies
Benjamin Natanael Santiago‐Nogales   +8 more
wiley   +1 more source

Martian Proton Albedo as Signature of Near‐Surface Water

open access: yesJournal of Geophysical Research: Planets, Volume 131, Issue 6, June 2026.
Abstract Understanding the Martian soil water budget is crucial not only for in situ resource utilization in future human missions to Mars, but also for reconstructing the geological and climatic history of the planet, as well as to assess the potential of ancient or even present microbial life.
Jan Leo Löwe   +13 more
wiley   +1 more source

In Situ Characterisation of Hydrogels via Dynamic Interface Printing

open access: yesAdvanced Science, Volume 13, Issue 28, 18 May 2026.
ABSTRACT Hydrogels have become pivotal materials for tissue engineering, robotics, biomedical devices, and sensing applications due to their diverse material compositions and tunable mechanical properties. While significant effort has focused on developing novel manufacturing approaches such as extrusion bioprinting and light‐based fabrication methods,
Callum Vidler   +2 more
wiley   +1 more source

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