Precise delineation of glioma margins in hyperspectral images using cross-channel spectral feature fusion [0.03%]
基于跨通道光谱特征融合的胶质瘤边界精确分割方法研究 hyperspectral图像中
Jiayue Yan,Zhoufeng Zhang,Chenglong Tao et al.
Jiayue Yan et al.
Hyperspectral imaging, as a novel non-contact, non-ionizing radiation imaging technique, can acquire abundant spectral-spatial information without damaging tissue. Addressing the critical challenge of precisely delineating boundaries during...
High-speed multimodal intravascular ultrasound and photoacoustic imaging system for atherosclerosis characterization [0.03%]
用于动脉粥样硬化特征分析的高速多模态血管内超声和光声成像系统
Yuchen Jiang,Baoqiang Liu,Saijun Qiu et al.
Yuchen Jiang et al.
Current intravascular multimodality imaging systems are constrained by imaging speed, catheter size, and system stability, limiting their practical use in dynamic or vessel assessments. Although significant progress has been made in multimo...
Miniaturized handheld Raman imager based on 2D MEMS scanning for non-destructive analysis of thermally sensitive samples [0.03%]
基于二维MEMS扫描的便携式微型拉曼成像仪用于热敏样品的无损分析
Yuhe Zheng,Taotao Mu
Yuhe Zheng
High-power-density laser focusing can enhance Raman throughput but often causes thermal degradation in dark or heat-sensitive samples, leading to fluorescence background, peak distortion, or even material combustion. Here, we present a hand...
Introduction to the feature issue Photoacoustic Imaging and Sensing: Beyond Fundamentals to Translation [0.03%]
超声光栅成像与传感：从基础到转化医学介绍特刊
Chulhong Kim,Lei Li,Liming Nie et al.
Chulhong Kim et al.
This Feature Issue in Biomedical Optics Express, "Photoacoustic Imaging and Sensing: Beyond Fundamentals to Translation" is a collection of seasonal research activities from fundamental science to clinical and industrial translation in the ...
Kunpeng Li,Rongli Guo,Siyi Wang et al.
Kunpeng Li et al.
Interferometric imaging is often accompanied by complex noise contamination, primarily manifested as Gaussian noise introduced by the thermal motion of detector electrons and speckle noise produced by the interference of coherent light and ...
Phase-based optoretinographic measurements of cones with a raster-scanning adaptive optics OCT are highly repeatable [0.03%]
基于相位的光适应性光学相干断层扫描对锥体细胞的测量结果具有很高的重复性
Yao Cai,Maciej M Bartuzel,Reddikumar Maddipatla et al.
Yao Cai et al.
Optoretinography (ORG) is a class of methods that use noninvasive, all-optical techniques to measure stimulus-evoked responses in the retina. By conveying functional and structural information at once, it offers a valuable complement to exi...
Single-shot, depth-encoded multiplexed OCT for multi-spot tracking of induced transient corneal dynamics [0.03%]
基于单次扫描深度编码的光学相干层析成像技术应用于角膜瞬态多点变形测量
Karol Karnowski,Jadwiga Milkiewicz,Onur Cetinkaya et al.
Karol Karnowski et al.
Fast, non-repeatable transient mechanical events in soft and scattering media are challenging to quantify because they demand high temporal bandwidth, high displacement sensitivity, and multi-point spatial coverage within a single realizati...
Efficient algorithm for optimal wavelength selection in photoacoustic spectral unmixing [0.03%]
光声光谱解混中有效选择最优激发波长的算法研究
Calvin Smith,Andrew Langley,Deeksha Sankepalle et al.
Calvin Smith et al.
We present a method for numerically determining the optimal wavelengths to perform spectral unmixing in photoacoustic experiments. The proposed method employs a rugged-landscape-model-inspired stochastic hill-climbing approach that can reli...
Magneto-optical microscopy platform for quantitative imaging of hemozoin in blood for malaria diagnosis [0.03%]
正性疟原虫感染血液中黑化素定量影像的磁光显微镜平台研究
Dickson Mwenda Kinyua,Jurij Kotar,Pietro Cicuta
Dickson Mwenda Kinyua
Malaria remains a major global health challenge, particularly in low-resource settings where diagnostic infrastructure is limited. The gold standard diagnostic is manual light microscopy which is slow, labor-intensive, and dependent on expe...
Automated montaging and contrast stretching of adaptive optics ophthalmoscope images [0.03%]
自适应光学眼底相机图像的马赛克生成及对比度拉伸算法
Gastón A Ayubi,Karteek Kunala,Alfredo Dubra
Gastón A Ayubi
We present an automated montaging method for distortion-corrected single- and multi-channel adaptive optics ophthalmoscope images. The approach employs a zero-mean normalized weighted cross-correlation (ZNWCC) that enables assigning real-va...