Results 81 to 90 of about 10,716,239 (286)

FM-Net: Frequency-Aware Masked-Attention Network for Infrared Small Target Detection

open access: yesRemote Sensing
Infrared small target detection (IRSTD) aims to locate and separate targets from complex backgrounds. The challenges in IRSTD primarily come from extremely sparse target features and strong background clutter interference.
Yongxian Liu   +4 more
doaj   +1 more source

Infrared Small Target Detection Based on Spatial-Temporal Enhancement Using Quaternion Discrete Cosine Transform

open access: yesIEEE Access, 2019
Infrared small target detection plays an important role in the infrared search and track system. However, infrared small target images often suffer from low contrast.
Ping Zhang   +4 more
doaj   +1 more source

A Detection Method With Antiinterference for Infrared Maritime Small Target

open access: yesIEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing
In this article, a novel infrared maritime small target detection method, called local dissimilarity measure with anti-interference based on global graph clustering (LDMGGC), is proposed. The Wasserstein distance is introduced to calculate the dissimilarity of gray level distribution between a central region and its neighborhoods. These dissimilarities
Xun Zhang   +4 more
openaire   +2 more sources

Advances in Sustainable and Wearable Textile Based Soft Robotics

open access: yesAdvanced Functional Materials, EarlyView.
This Review examines advances in wearable textile‐based soft robotics, focusing on sustainable materials, integrated sensing, and scalable actuation. It discusses manufacturing and system integration across healthcare, assistive robotics, prosthetics, and human–machine interfaces, and highlights key challenges in circular design, including life‐cycle ...
Zahir Abbas   +6 more
wiley   +1 more source

Semantic Density-Guided ResNet for Dense Infrared Small Target Detection

open access: yesRemote Sensing
Dense infrared small target detection (ISTD) in long-range remote sensing is critical for multi-target surveillance, yet existing benchmarks mostly contain only sparsely distributed targets and rarely reflect dense scenes.
Xin Zhang   +7 more
doaj   +1 more source

A Difference-Based Local Contrast Method for Infrared Small Target Detection Under Complex Background

open access: yesIEEE Access, 2019
Infrared small target detection under complex background is of great significance in the field of remote sensing, such as optical remote sensing, infrared precise guidance, infrared surveillance, and night navigation.
Kai Zhang   +3 more
doaj   +1 more source

Biodegradable and Biocompatible Functional Polymers for Biomedical Applications

open access: yesAdvanced Functional Materials, EarlyView.
Biodegradable and biocompatible functional polymers integrate electrical, mechanical, and stimuli‐responsive functionalities while enabling programmed degradation under physiological conditions. This review introduces recent advances in conductive, shape‐memory, self‐healing, photocurable, and adhesive polymer systems, emphasizing material design ...
Won Bae Han   +5 more
wiley   +1 more source

Precision Detection of Infrared Small Target in Ground-to-Air Scene

open access: yesRemote Sensing
Reliable infrared small target detection plays an important role in infrared search and track systems. In recent years, most target detection methods usually use the statistical features of a rectangular window to represent the contrast between the ...
Xiaona Dong   +3 more
doaj   +1 more source

Target Detection Algorithm Based on Two Layers Human Visual System

open access: yesAlgorithms, 2015
Robust small target detection of low signal-to-noise ratio (SNR) is very important in infrared search and track applications for self-defense or attacks.
Zheng Cui   +3 more
doaj   +1 more source

Ionic Precursors Transformed Into Vinyl Acetate Synthesis Catalyst via Reaction‐Driven Restructuring

open access: yesAdvanced Functional Materials, EarlyView.
This work demonstrates that a simple physical mixture of Pd and Au ionic precursors, KOAc promoter, and SiO2 support can transform into a highly active vinyl acetate synthesis catalyst through reaction‐driven restructuring. The results highlight reaction‐induced restructuring as an innovative and sustainable catalyst design strategy.
Byeong Jun Cha   +11 more
wiley   +1 more source

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