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相关论文: Towards Automatic Embryo Staging in 3D+T Microscop…

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It is not trivial to optimally learn a 3D Convolutional Neural Networks (3D ConvNets) due to high complexity and various options of the training scheme. The most common hand-tuning process starts from learning 3D ConvNets using short video…

计算机视觉与模式识别 · 计算机科学 2022-01-12 Zhaofan Qiu , Ting Yao , Chong-Wah Ngo , Tao Mei

In obstetric ultrasound (US) scanning, the learner's ability to mentally build a three-dimensional (3D) map of the fetus from a two-dimensional (2D) US image represents a significant challenge in skill acquisition. We aim to build a US…

计算机视觉与模式识别 · 计算机科学 2023-11-03 Chiara Di Vece , Maela Le Lous , Brian Dromey , Francisco Vasconcelos , Anna L David , Donald Peebles , Danail Stoyanov

Volumetric analysis of brain ventricle (BV) structure is a key tool in the study of central nervous system development in embryonic mice. High-frequency ultrasound (HFU) is the only non-invasive, real-time modality available for rapid…

图像与视频处理 · 电气工程与系统科学 2018-11-09 Ziming Qiu , Jack Langerman , Nitin Nair , Orlando Aristizabal , Jonathan Mamou , Daniel H. Turnbull , Jeffrey Ketterling , Yao Wang

Fetal growth assessment from ultrasound is based on a few biometric measurements that are performed manually and assessed relative to the expected gestational age. Reliable biometry estimation depends on the precise detection of landmarks…

图像与视频处理 · 电气工程与系统科学 2022-09-30 Netanell Avisdris , Leo Joskowicz , Brian Dromey , Anna L. David , Donald M. Peebles , Danail Stoyanov , Dafna Ben Bashat , Sophia Bano

The International Society of Ultrasound advocates Intrapartum Ultrasound (US) Imaging in Obstetrics and Gynecology (ISUOG) to monitor labour progression through changes in fetal head position. Two reliable ultrasound-derived parameters that…

Embryogenesis is a multiscale process during which developmental symmetry breaking transitions give rise to complex multicellular organisms. Recent advances in high-resolution live-cell microscopy provide unprecedented insights into the…

生物物理 · 物理学 2023-06-27 Nicolas Romeo , Alasdair Hastewell , Alexander Mietke , Jörn Dunkel

Measurement of head biometrics from fetal ultrasonography images is of key importance in monitoring the healthy development of fetuses. However, the accurate measurement of relevant anatomical structures is subject to large inter-observer…

Automatic detection and segmentation of objects in 2D and 3D microscopy data is important for countless biomedical applications. In the natural image domain, spatial embedding-based instance segmentation methods are known to yield…

图像与视频处理 · 电气工程与系统科学 2021-04-30 Manan Lalit , Pavel Tomancak , Florian Jug

Automatic detection and segmentation of cells and nuclei in microscopy images is important for many biological applications. Recent successful learning-based approaches include per-pixel cell segmentation with subsequent pixel grouping, or…

计算机视觉与模式识别 · 计算机科学 2018-11-09 Uwe Schmidt , Martin Weigert , Coleman Broaddus , Gene Myers

Deep neural networks enable learning directly on the data without the domain knowledge needed to construct a feature set. This approach has been extremely successful in almost all machine learning applications. We propose a new framework…

信号处理 · 电气工程与系统科学 2019-07-17 John M. O'Toole , Geraldine B. Boylan

Brain development involves a sequence of structural changes from early stages of the embryo until several months after birth. Currently, ultrasound is the established technique for screening due to its ability to acquire dynamic images in…

图像与视频处理 · 电气工程与系统科学 2024-06-26 Mariano Cabezas , Yago Diez , Clara Martinez-Diago , Anna Maroto

Automated design methods for convolutional neural networks (CNNs) have recently been developed in order to increase the design productivity. We propose a neuroevolution method capable of evolving and optimizing CNNs with respect to the…

神经与进化计算 · 计算机科学 2019-10-16 Filip Badan , Lukas Sekanina

Ultrasound-based fetal biometric measurements, such as head circumference (HC) and biparietal diameter (BPD), are commonly used to evaluate the gestational age and diagnose fetal central nervous system (CNS) pathology. Since manual…

医学物理 · 物理学 2019-06-06 Hwa Pyung Kim , Sung Min Lee , Ja-Young Kwon , Yejin Park , Kang Cheol Kim , Jin Keun Seo

Limited capture range, and the requirement to provide high quality initialization for optimization-based 2D/3D image registration methods, can significantly degrade the performance of 3D image reconstruction and motion compensation…

计算机视觉与模式识别 · 计算机科学 2018-01-24 Benjamin Hou , Bishesh Khanal , Amir Alansary , Steven McDonagh , Alice Davidson , Mary Rutherford , Jo V. Hajnal , Daniel Rueckert , Ben Glocker , Bernhard Kainz

We present a novel method for identification of the boundary of embryonic cells (blastomeres) in Hoffman Modulation Contrast (HMC) microscopic images that are taken between day one to day three. Identification of boundaries of blastomeres…

计算机视觉与模式识别 · 计算机科学 2019-10-15 Shakiba Kheradmand , Parvaneh Saeedi , Jason Au , John Havelock

To study how a zygote develops into an embryo with different tissues, large-scale 4D confocal movies of C. elegans embryos have been produced recently by experimental biologists. However, the lack of principled statistical methods for the…

应用统计 · 统计学 2015-09-17 Jie Hu , Zhongying Zhao , Hari Krishna Yalamanchili , Junwen Wang , Kenny Ye , Xiaodan Fan

MR images of the fetus allow non-invasive analysis of the fetal brain. Quantitative analysis of fetal brain development requires automatic brain tissue segmentation that is typically preceded by segmentation of the intracranial volume…

计算机视觉与模式识别 · 计算机科学 2017-08-09 N. Khalili , P. Moeskops , N. H. P. Claessens , S. Scherpenzeel , E. Turk , R. de Heus , M. J. N. L. Benders , M. A. Viergever , J. P. W. Pluim , I. Išgum

On-line segmentation of the uterus can aid effective image-based guidance for precise delivery of dose to the target tissue (the uterocervix) during cervix cancer radiotherapy. 3D ultrasound (US) can be used to image the uterus, however,…

图像与视频处理 · 电气工程与系统科学 2021-09-21 Bahareh Behboodi , Hassan Rivaz , Susan Lalondrelle , Emma Harris

Infertility is a major global health issue, and while in-vitro fertilization has improved treatment outcomes, embryo selection remains a critical bottleneck. Time-lapse imaging enables continuous, non-invasive monitoring of embryo…

Robotic assistance for experimental manipulation in the life sciences is expected to enable precise manipulation of valuable samples, regardless of the skill of the scientist. Experimental specimens in the life sciences are subject to…

机器人学 · 计算机科学 2024-06-21 Enduo Zhao , Murilo M. Marinho , Kanako Harada