Dissection of SARS Coronavirus Spike Protein into Discrete Folded Fragments [0.03%]
SARS冠状病毒S蛋白的分割及各片段折叠表征研究
Shuang Li,Zhen Cai,Yong Chen et al.
Shuang Li et al.
The spike protein of the severe acute respiratory syndrome coronavirus (SARS-CoV) mediates cell fusion by binding to target cell surface receptors. This paper reports a simple method for dissecting the viral protein and for searching for fo...
A New Hidden Markov Model for Protein Quality Assessment Using Compatibility Between Protein Sequence and Structure [0.03%]
一种新的蛋白质质量评估隐马尔可夫模型及其序列与结构相容性研究
Zhiquan He,Wenji Ma,Jingfen Zhang et al.
Zhiquan He et al.
Protein structure Quality Assessment (QA) is an essential component in protein structure prediction and analysis. The relationship between protein sequence and structure often serves as a basis for protein structure QA. In this work, we dev...
Hui Li,Chunmei Liu,Mugizi Robert Rwebangira et al.
Hui Li et al.
Mass spectrometry is one of the widely utilized important methods to study protein functions and components. The challenge of mono-isotope pattern recognition from large scale protein mass spectral data needs computational algorithms and to...
Exact Efficient Handling of Interrupted Illumination in Helical Cone-Beam Computed Tomography with Arbitrary Pitch [0.03%]
任意螺距下带中断光照的螺旋CT的精确有效处理方法
Harald Schöndube,Karl Stierstorfer,Frédéric Noo
Harald Schöndube
We present a theoretically-exact and stable computed tomography (CT) reconstruction algorithm that is capable of handling interrupted illumination and therefore of using all measured data at arbitrary pitch. This algorithm is based on a dif...
Region of Interest Imaging for a General Trajectory with the Rebinned BPF Algorithm [0.03%]
基于重排BPF算法的一般轨迹ROI扫描方法研究
Junguo Bian,Dan Xia,Emil Y Sidky et al.
Junguo Bian et al.
The back-projection-filtration (BPF) algorithm has been applied to image reconstruction for cone-beam configurations with general source trajectories. The BPF algorithm can reconstruct 3-D region-of-interest (ROI) images from data containin...
Seungryong Cho,Emil Y Sidky,Junguo Bian et al.
Seungryong Cho et al.
We investigate the feasibility of dual-energy method for image contrast enhancement in small animal studies using a low kV X-ray radiographic system. A robust method for X-ray spectrum estimation from transmission measurements, based on exp...
Filtered Backprojection Reconstruction with Depth-Dependent Filtering [0.03%]
基于深度自适应滤波的 filtered backprojection 重建算法
Frank Dennerlein,Holger Kunze,Frédéric Noo
Frank Dennerlein
A direct filtered-backprojection (FBP) reconstruction algorithm is presented for circular cone-beam computed tomography (CB-CT) that allows the filter operation to be applied efficiently with shift-variant band-pass characteristics on the k...
Investigation of Sparse Data Mouse Imaging Using Micro-CT with a Carbon-Nanotube-Based X-ray Source [0.03%]
基于碳纳米管的X射线源微焦平面CT扫描仪小动物成像研究
Junguo Bian,Xiao Han,Emil Y Sidky et al.
Junguo Bian et al.
There has been a renewed interest in algorithm development for image reconstruction from highly incomplete data in computed tomography (CT). Such algorithms may lead to reduced imaging dose and time, and to the design of innovative configur...
Consistency Conditions for Cone-Beam CT Data Acquired with a Straight-Line Source Trajectory [0.03%]
直线扫描轨迹锥束CT数据的一致性条件
Margo S Levine,Emil Y Sidky,Xiaochuan Pan
Margo S Levine
A consistency condition is developed for computed tomography (CT) projection data acquired from a straight-line X-ray source trajectory. The condition states that integrals of normalized projection data along detector lines parallel to the ...