After characters are divided from the raster image, the features of characters are extracted by symmetrical grids and then are inputted into BP neural network for further analysis.
首先对图纸的光栅图像进行字符分离，利用均匀网格方法抽取字符特征，用BP神经网络进行训练和识别。
Most existing texture segmentation approaches focus on gray texture images, while this paper presents a color texture image segmentation method, which is based on fractal theory and BP neural network.
现有的纹理分割方法大多集中于研究灰度纹理图像，文中提出一种基于分形理论和BP神经网络的彩色纹理图像分割方法。
At the same time, we used relevance feedback and machine learning used in image retrieval. K-NN, BP neural network and support vector machine classifiers were used in experiments.
同时本文将机器学习和相关反馈结合起来用于图像检索，在实验中使用了K -NN、BP神经网络和支持向量机分类器。
In this paper, an image hashing algorithm based on BP neural network is presented.
本文提出了一种基于BP神经网络的图像哈希算法。
Based on using BP neural network, the conversation between computer image processing and lycopene content was discussed.
探索了利用BP神经网络来实现计算机图像处理测定番茄红色素含量的方法。
BP neural network is used to reconstruct a high spatial resolution remote sensed image from low spatial resolution images sequences.
介绍了一种利用BP神经网络由低空间分辨率遥感图像序列重建得到一幅较高空间分辨率图像的算法。
A neural network method was used to process image of welding pool and the result of detecting the edge of binary image with BP neural network was excellent.
探索了将神经网络用于焊接熔池图像处理的方法，采用BP神经网络对二值化熔池图像进行边缘提取，取得了理想的效果。
Methods: the 32 cases of DSA image data are analysed, the BP Neural Network is used to build diagnostic model, we input 100 cases of random samples to verify the model.
方法：应用BP神经网络模型，分析32例肝癌病例DSA影像资料数据，建立计算机临床辅助诊断模型，然后把100个随机抽样测试样本输入模型验证。
For the part of identification of fabric defects, a three layer BP neural network is designed. After testing, six classes fabric image can be correctly identified by the rate of 95.83%.
对于织物疵点的识别分类，本文设计了一个三层BP神经网络，经试验验证对六类织物图像的正确识别率可达95.83%。
In the image recognition section, classical BP neural network is used to classify the type of defects while we compare with the improved classification method of SVM.
在图像识别部分，采用了经典的BP神经网络对疵点类型进行分类，同时与改进的SVM分类方法进行比较。
A BP neural network is used to reconstruct a high spatial resolution remote sensed image from low spatial resolution images sequences.
介绍了一种利用BP神经网络由低空间分辨率遥感图像序列重建得到一幅较高空间分辨率图像的算法。
Use the image illumination correction, reduce the dimension of face images and different lighting conditions, the use of human face images improved the BP neural network for recognition.
运用了图像进行光照校正，人脸图像进行降维及不同的光照条件下的人脸图像运用改进型的BP神经网络对进行识别。
The optimum threshold value was obtained and accurate segmentation of hydrophobic image was realized, which can meet the need of the classification of hydrophobicity levels based on BP neural network.
采用基于最大类间方差的遗传分割法通过反复迭代搜索得到较优的分割阈值，实现了憎水性图像的准确分割，可满足后续基于BP神经网络的憎水性等级的判定。
BP neural network is widely used for classification of remote sensing image data nowadays.
BP神经网络近年来广泛地应用于遥感影像分类中。
Theoretical evaluation and simulation experiments show that the improved BP neural network can effectively detect the image feature of electret condenser microphone.
理论分析和实验均表明该算法能实时有效地检测出驻极体麦克图像的特性。
This paper designs an image recognition system based on BP neural network and multi-sensor data fusion.
设计了一种基于BP网络和多传感器数据融合的图像识别系统。
A fire image detection system based on BP neural network is presented in this paper according to the characteristics of fire, such as flaming area becoming larger and larger, fire edge wobbling, etc.
根据火灾发生时着火面积逐渐增大、火焰边缘抖动等特征，提出了一种基于BP网络的火灾图像探测系统。
Firstly, the flame emissivity were got by flame image detectors mounted at the different height of a CFB boiler, and then the bed height of the CFB boiler could be obtained by the BP neural network.
通过布置在不同高度处的火焰图像探测器得到循环流化床内火焰黑度沿床高的分布，进而由已经训练好的神经网络算法检测出循环流化床的床高。
Then, the principle of area exchange rate was used for image processing. After that, the data was kept and transmitted to the upper device by image compression algorithm of BP neural network.
然后采用面积换速度的原则进行图像处理，在图像处理过程中采用BP网络图像压缩的算法保存并传输给上位机。
Then, the principle of area exchange rate was used for image processing. After that, the data was kept and transmitted to the upper device by image compression algorithm of BP neural network.
然后采用面积换速度的原则进行图像处理，在图像处理过程中采用BP网络图像压缩的算法保存并传输给上位机。
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