Motor-free telerobotic endomicroscopy for steerable and programmable imaging in complex curved and localized areas

S Yuan, C Xu, B Cui, T Zhang, B Liang, W Yuan… - Nature …, 2024 - nature.com
Intraluminal epithelial abnormalities, potential precursors to significant conditions like
cancer, necessitate early detection for improved prognosis. We present a motor-free …

Cross-attention learning enables real-time nonuniform rotational distortion correction in OCT

H Zhang, J Yang, J Zhang, S Zhao… - Biomedical Optics …, 2023 - opg.optica.org
Nonuniform rotational distortion (NURD) correction is vital for endoscopic optical coherence
tomography (OCT) imaging and its functional extensions, such as angiography and …

Virtual Hall sensor triggered multi-MHz endoscopic OCT imaging for stable real-time visualization

AP Singh, M Göb, M Ahrens, T Eixmann, B Schulte… - Optics …, 2024 - opg.optica.org
Circumferential scanning in endoscopic imaging is crucial across various disciplines, and
optical coherence tomography (OCT) is often the preferred choice due to its high-speed …

Subpixel motion artifacts correction and motion estimation for 3D‐OCT

X Zhang, H Zhong, S Wang, B He, L Cao… - Journal of …, 2024 - Wiley Online Library
A number of hardware‐based and software‐based strategies have been suggested to
eliminate motion artifacts for improvement of 3D‐optical coherence tomography (OCT) …

Endoscopic OCTA in continuous rotation and retraction scheme using a proximal scanning catheter

C Niu, Z Guan, H Yu, Q Li, J Liu, W Wu, T Ma, C Dai - Optics Express, 2024 - opg.optica.org
Endoscopic optical coherence tomography (OCT) is widely used in the detection of
morphological alterations in luminal organs, which provides high-resolution, three …

Rotation Correction Algorithm Based on Polar Harmonic Fourier Moments and Optimization of Color Image Security Quantization Watermarking Scheme

Y Yang, M Jiang, X Feng, C Lu, Y Chen… - IEEE Photonics …, 2024 - ieeexplore.ieee.org
A continuous orthogonal moment is chosen as an image feature descriptor, and a rotation
correction algorithm is proposed that can accommodate any order and repetition. In order to …

Correction of non-uniform rotational distortion in proximally controlled endoscopic OCT using microfluidic phantom

Z Guan, W Wu, S Fan, G Jia, X Feng… - … on Photonics and …, 2025 - spiedigitallibrary.org
In endoscopic OCT systems, the imbalance in torque load during rotational scanning will
lead to non-uniform rotation of the distal probe, inevitably resulting in Non-Uniform …

[HTML][HTML] Оценка параметров геометрических искажений контуров изображений

СА Охотников - Радиотехнические и телекоммуникационные …, 2023 - cyberleninka.ru
В статье представлен подход к оценке параметров «простых» и «комбинированных»
геометрических ис-кажений. Подход базируется на многоэтапной процедуре, когда …