spectralimaging相关论文
Objective:To observe the feasibility and value of one-step spectral imaging and perfusion imaging in diagnosis of solita......
Pleomorphic adenoma and malignant tumor of parotid gland:Diagnostic value of single-source dual-ener
Objective To quantitatively evaluate the diagnostic value of single-source dual-energy spectral Computed Tomography betw......
Diagnostic value of single-source dual-energy spectral Computed Tomography for papillary thyroid mic
Purpose To compare spectral CT with high frequency ultrasound for the detection and diagnosis of papillary thyroid micro......
Image noise, Beam Hardening Artifacts Improvement and Radiation Dose Evaluation of Wide-detector Sca
PURPOSE To investigate the clinical feasibility of noise, beam hardening artifacts(BHA) and radiation dose reduction of ......
Utilizing “one-stop” CT perfusion and spectral imaging to evaluate the short-term therapeutic effica
Objective This study is to evaluate the changes of tumor in “one-stop” perfusion CT and spectral imaging before and af......
Objective To study the value of spectral CT imaging in differentiation of pulmonary nodules/masses.Methods 33 cases with......
Objectives: To quantitatively assess the value of iodine concentration of spatial different distribution in malignant an......
Spectral CT imaging in differential diagnosis of recurrent gastric carcinoma from anastomositis in p
Objectives: To investigate the value of spectral CT imaging in differentiating anastomotic carcinoma(AC)from anastomosit......
光学压缩光谱成像是融合了压缩感知原理的新型光谱成像技术，具有降低数据采集量、能对景物实施凝视拍摄、提高信噪比等优点。考虑到......
TeO2作为声光转换材料的非线性声光可调滤波器(AOTF)是一种新型分光元件，具有体积小、质量轻、通光孔径和入射孔径大、在宽范围内快......
The problem of in vivo photoluminescence diagnostics of the tissues accessible by endoscopes is discussed. The spectral ......
将压缩感知(CS)理论应用于荧光显微成像,设计搭建了一套新型的显微成像系统。使用液晶光阀实现待测图像到随机光斑的线性投影,以单......
The application to detect illegally added drugs in dietary supplements by near-infrared spectral imaging was studied wit......
为满足海洋水色遥感器大动态范围监测的需求,以推扫式成像光谱仪为例,提出一种基于多挡增益的自适应成像方法。从遥感器动态范围与......
光谱技术和光谱成像技术因其可以获取观测目标的化学组分信息,在生物医学领域具 有极广阔的应用前景。介绍了光谱及光谱成像技术在......
目前在光谱成像领域建立由空间分辨力的量化测量方法, 但在探测器分辨能力不足时, 其存在测量时成像位置不同带来测量结果不同的现......
利用非共线声光可调滤波器（AOTF）可以在较宽的光谱范围内实现对光信号波长的快速调谐。以往由于衍射效率、光谱分辨率、输出信号稳定......
红外显微成像技术将红外光谱技术和显微技术相结合,不仅可以提供测试样品的光谱信息而且能够提供测试样品的空间分布信息。然而复......
针对目前中药市场上存在的中药材质量问题，设计了一套基于推扫式光谱成像技术的光栅光谱成像装置。采用光栅分光，利用电控位移台在空......
光场包含了振幅、相位、光谱、偏振等多个维度的信息。传统光电探测器一般仅能感知二维光强信息,若想实现对光场其他维度信息的获......
以O3在8.823 μm波段的辐射为探测源,通过干涉仪获取其精细光谱的多普勒频移反演,是平流层风场探测的重要途径。鉴于此,通过对O3临......
目的:探讨能谱CT不同扫描参数对测量结果的影响,优化最佳扫描参数.方法:采用GE公司标准水膜,5个扫描参数有序组合,测量552组数据,......
目的:探讨能谱CT扫描所测量CT值与碘浓度之间的关系,测量未知成分混合物的衰减系数、混合物密度和有效原子序数.方法:采用GE公司标......
目的 探讨能谱CT在卵巢良恶性肿瘤诊断中的价值.方法 回顾性分析行盆腔能谱CT增强扫描且经手术病理确诊患者58例,按照病理结果分为......
宝石CT突破了近10年CT不断地增加探测器宽度的常规发展模式,利用宝石探测器和能谱栅成像技术,提供更高的诊断精度,更快的诊断速度......
