To assess the value of narrow-band imaging (NBI) in diagnosis of early cancer and premalignant lesions in esophagus.
探讨内镜窄带成像技术(NBI)在食管癌及癌前病变诊断中的价值。
To investigate the value of colonoscopy with narrow band imaging (NBI) in predicting the histology of colorectal polypoid lesions.
探讨窄带成像(NBI)结肠镜对结肠息肉样病变的病理组织类型的预测能力。
Objective:To study the value of the endoscopic narrow band imaging technique in distinguish the early esophageal cancer and premalignant lesions .
目的：研究内镜窄带成像技术在早期食管癌及其癌前病变的运用价值。
Conclusion: a short, didactic teaching session can achieve high accuracy and good interobserver agreement in the use of narrow-band imaging for determining the histology of colorectal polyps.
结论：短期的说教式教学可以提高应用窄带影像结肠镜判断结直肠息肉病理类型的准确率及有利与观察者之间意见统一。
Radio Frequency Interference (RFI) plays an important role on the quality of Ultra-Wide Band Synthetic Aperture Radar (UWB-SAR) imaging.
有效的射频干扰(RFI)抑制技术是超宽带合成孔径雷达(uwb - SAR)成像质量的重要保证。
An improved point-by-point focusing arithmetic of Multi-pulse Wide Band Correlation(WBC) imaging is presented.
提出了一种多脉冲宽带相关声成像的逐点聚焦算法。
In this paper, a quadruple subharmonic mixer used in holographic imaging system at W band is designed.
本文设计了一个应用在全息成像系统中的W波段的微带四次谐波混频器。
This paper describes the design and realization of the azimuth preprocess in the real-time imaging processor of SAR with programmable logic device by the method of sub-aperture using band-pass filter.
该文讨论了在合成孔径雷达实时成像处理器中，采用子孔径带通滤波成像处理方法的方位预处理的设计，构造了一种用大规模可编程逻辑器件实现方位预处理的电路结构。
Aim at the problem of multi-sensors target tracking in the dual band IR imaging system, a method of target tracking is presented using adaptive weighting fusion based on fuzzy inference.
针对双色红外成像制导系统中多传感器目标跟踪的实际问题，提出了一种基于模糊推理自适应加权融合的目标跟踪算法。
On account of the wide relative bandwidth, compared with the narrow-band system, large-band SAR system errors impose more severe effect on imaging quality.
由于相对带宽很大，与窄带系统相比，宽带SAR系统误差对成像的影响更严重。
This paper presents a dual-polarized X-band airborne real-aperture radar (RAR) that is suitable for submesoscale ocean imaging and research.
详细介绍一个适用于中小尺度区域海洋遥感图像采集和科学研究的双极化X波段机载真实孔径雷达。
The main components of the ESRI system include a set of L-band ESR spectrometer, the three dimensional gradient magnetic field system and the imaging reconstruction software.
该系统主要由L波段ESR谱仪、三维梯度磁场装置、数据处理及图像重建软件组成。
A staring imaging laser detecting and warning system is formed by using 4-channel uncooled infrared focal plane detectors, large field optical system, narrow band filters and signal processing system.
利用四路红外非制冷焦平面探测器、大视场光学系统、窄带滤光片和信号处理系统，构成了凝视成像激光探测与告警系统。
A staring imaging laser detecting and warning system is formed by using 4-channel uncooled infrared focal plane detectors, large field optical system, narrow band filters and signal processing system.
利用四路红外非制冷焦平面探测器、大视场光学系统、窄带滤光片和信号处理系统，构成了凝视成像激光探测与告警系统。
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