Results 101 to 110 of about 885,774 (190)
[Visual prior-guided masked image modeling enhances chest X-ray diagnostic efficacy]. [PDF]
Nan Fang Yi Ke Da Xue Xue BaoWang J, Zhang Y.
europepmc +1 more source
, 2013 本发明涉及一种编码孔径光谱成像仪的光谱图像复原方法，包括以下步骤：步骤1]组装编码孔径光谱成像仪：步骤2]给数字微镜器件DMD进行二维编码：步骤3]调整单色仪：步骤4]对编码孔径光谱成像仪进行定标，并将定标结果进行记录：步骤5]采集二维编码背景图像：步骤6]采集编码图像：步骤7]对步骤6]得到的二维编码目标图像做处理：步骤8]光谱图像复原：本发明解决了现有的光谱成像仪都存在的时间扫描或空间扫描问题，应用本本发明方法具有一定的普遍适用性，可以用于编码孔径光谱成像仪中的许多编码模板的光谱复原 ...
李然 +5 more
core
Dianci bileiqi针对传统方法绝缘子自爆缺陷识别率低，存在对双串绝缘子目标分割困难的问题，本研究提出一种基于融合分割与连通域形态特征分析的绝缘子自爆识别方法。该方法首先对绝缘子红外图像进行双阈值分割，对可视光图像进行HSI颜色特征分割，采用逻辑运算实现融合分割出目标区域；然后对绝缘子目标区域进行形态学滤波和粘连连通域分离处理；接着对绝缘子连通域进行最小外接矩形定位，并构建外接矩形中点位置模型，采用最小二乘法寻找最优分离直线实现双串绝缘子分离，最后对相邻绝缘子间距的大小设立阈值实现自爆缺陷识别。试验结果表明 ...
罗朝丰 +6 more
doaj
[Prior knowledge-guided and border-focused segmentation of ischemic stroke lesions]. [PDF]
Sheng Wu Yi Xue Gong Cheng Xue Za ZhiCui W, Wen Z, Shao H.
europepmc +1 more source
本发明公开了一种具有图像分割功能的脉冲耦合神经网络的实现电路，该电路包括整合激发神经元电路和权重自适应电路，其中，整合激发神经元电路接收外部像素点的灰度值信号和神经元之间内部的互连信号，权重自适应电路调整两神经元之间的相互耦合强度，作为整合激发神经元之间的内部互连信号。利用本发明，通过调节神经元间的耦合强度，可方便地对图像进行不同层次的分割，且分割速度很快；并且考虑了邻域像素对其的影响 ...
熊莹, 杨富华, 韩伟华
core
[Optical coherence tomography angiography image segmentation based on multi-scale dilated convolution and dual attention network]. [PDF]
Sheng Wu Yi Xue Gong Cheng Xue Za ZhiZeng Q, Xiao Z, He B, Peng R.
europepmc +1 more source
[Diffusion cycle-consistent generative adversarial networks for pelvic active bone marrow segmentation]. [PDF]
Nan Fang Yi Ke Da Xue Xue BaoZhuo L +5 more
europepmc +1 more source
[Diagnostic value of high-resolution temporal bone CT combined with DW-MRI fusion technology in middle ear cholesteatoma]. [PDF]
Lin Chuang Er Bi Yan Hou Tou Jing Wai Ke Za ZhiYang Q +5 more
europepmc +1 more source
[Discrimination of macrotrabecular-massive hepatocellular carcinoma based on fusion of multi-phase contrast-enhanced computed tomography radiomics features]. [PDF]
Sheng Wu Yi Xue Gong Cheng Xue Za ZhiZhang Z +7 more
europepmc +1 more source