2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.最新文献

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A comparison of neural networks architectures for geometric modelling of 3D objects 三维物体几何建模的神经网络体系结构比较
A. Crétu, E. Petriu, G. Patry
{"title":"A comparison of neural networks architectures for geometric modelling of 3D objects","authors":"A. Crétu, E. Petriu, G. Patry","doi":"10.1109/CIMSA.2004.1397253","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397253","url":null,"abstract":"This paper presents a critical comparison between three neural architectures for 3D object representation in terms of purpose, computational cost, complexity, conformance and convenience, ease of manipulation and potential uses in the context of virtualized reality. The models can be easily transformed in size, position and shape. Potential uses of the presented architectures in the context of virtualized reality are for the modeling of set operations and object morphing, for the detection of objects collision, for object recognition, object motion estimation and segmentation.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131676609","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
CFAR intrusion detection method based on support vector machine prediction 基于支持向量机预测的CFAR入侵检测方法
D. He, H. Leung
{"title":"CFAR intrusion detection method based on support vector machine prediction","authors":"D. He, H. Leung","doi":"10.1109/CIMSA.2004.1397219","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397219","url":null,"abstract":"A novel constant false alarm rate (CFAR) intrusion detection method based on support vector machine (SVM) is proposed in this paper. By introducing the normal network traffic into an SVM neural network, the forthcoming traffic data can be predicted, therefore enhancing the detectability of network attacks. The CFAR threshold of the proposed detector is also derived in the paper theoretically. Computer simulations based on standard DARPA network intrusion data present that the proposed SVM prediction-based approach is superior to other standard intrusion detection method.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"43 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114829831","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 7
Blood pressure estimation using neural networks 神经网络血压估计
S. Colak, C. Isik
{"title":"Blood pressure estimation using neural networks","authors":"S. Colak, C. Isik","doi":"10.1109/CIMSA.2004.1397222","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397222","url":null,"abstract":"Oscillometry is an indirect method to determine blood pressure. An inflatable and debatable cuff is placed on arm to observe oscillations at different pressure levels. Thus, an envelope obtained from the oscillations is related to the blood pressure. In our work, we extract few features from the oscillometric waveforms, and estimate blood pressure using feedforward neural networks. Feature strength is evaluated by computing the standard deviation of the errors. The results are compared with the traditional maximum amplitude pressure algorithm. A large noninvasively collected database is used for this purpose.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"130599416","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 23
A DLSI approach for content-based image classification 基于内容的图像分类DLSI方法
S. Nilufar, L. Chen, H. K. Kwan
{"title":"A DLSI approach for content-based image classification","authors":"S. Nilufar, L. Chen, H. K. Kwan","doi":"10.1109/CIMSA.2004.1397250","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397250","url":null,"abstract":"Clustering images into semantically meaningful clusters using low-level visual features is a demanding and important problem in content-based image retrieval. In this paper, we investigate the feasibility of a DLSI (differential latent semantic indexing) approach in image classification. The new method applies a combined use of the projections on and the distances to the DLSI space from a differential \"image\" of any two images, and employs a posteriori likelihood function in measuring the similarity between an image class in the database and an image of query. Our simple experiment gives a supporting evidence of the strength of DLSI approach in capturing the intricate variability of image content contributing to a more robust context contingent classification method.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129282432","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Fast and accurate approximation of the long wave radiation parameterization in a GCM using neural networks: evaluation of computational performance and accuracy of approximation in the NCAR CAM-2 基于神经网络的GCM长波辐射参数化快速精确逼近:NCAR CAM-2计算性能和逼近精度评价
V. Krasnopolsky, M. Fox-Rabinovitz, D. Chalikov
{"title":"Fast and accurate approximation of the long wave radiation parameterization in a GCM using neural networks: evaluation of computational performance and accuracy of approximation in the NCAR CAM-2","authors":"V. Krasnopolsky, M. Fox-Rabinovitz, D. Chalikov","doi":"10.1109/CIMSA.2004.1397230","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397230","url":null,"abstract":"A new approach based on a synergetic combination of statistical/machine learning and deterministic modeling within atmospheric models is presented. The approach uses neural networks as a statistical or machine learning technique for an accurate and fast emulation or statistical approximation of model physics parameterizations. It is applied to the development of an accurate and fast approximation of an atmospheric long wave radiation parameterization for the NCAR Community Atmospheric Model, which is the most time consuming component of model physics. The developed neural network emulation is two orders of magnitude, 50-80 times, faster than the original parameterization. A comparison of the parallel 10-year climate simulations performed with the original parameterization and its neural network emulations, confirmed that these simulations produce almost identical results. The obtained results show the conceptual and practical possibility of an efficient synergetic combination of deterministic and statistical learning components within an atmospheric climate or forecast model.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"24 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"114349017","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Segmentation of connected Arabic characters using hidden Markov models 使用隐马尔可夫模型分割连接的阿拉伯字符
A. M. Gouda, M. Rashwan
{"title":"Segmentation of connected Arabic characters using hidden Markov models","authors":"A. M. Gouda, M. Rashwan","doi":"10.1109/CIMSA.2004.1397244","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397244","url":null,"abstract":"Because the Arabic text is connected by nature, segmentation of Arabic text into characters is a very important task for building an Arabic OCR. Although a lot of work has been done in this area, there is no perfect technique for segmentation has been used until now. In this paper, discrete hidden Markov models are used for segmentation of Arabic words into letters. The results are very encouraging. A system has been built and used for testing the proposed algorithm and the segmentation results achieved 99%.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122595847","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 22
Real-time data analysis of action potentials 动作电位的实时数据分析
R. Schrott, A. Keuer, J. Taube, D. Schmuck, H. Beikirch, W. Baumann, E. Schreiber
{"title":"Real-time data analysis of action potentials","authors":"R. Schrott, A. Keuer, J. Taube, D. Schmuck, H. Beikirch, W. Baumann, E. Schreiber","doi":"10.1109/CIMSA.2004.1397223","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397223","url":null,"abstract":"In this paper an automated approach for the measurement of the electrical activity of a biological neural network is proposed. This method can be applied in the drug development process to verify the lead compounds of the high throughput screening with cell-based assays and there with reducing animal experiments. This verification is also called high content screening. To be able to detect and to evaluate action potentials, which mainly represent the electrical cell activity, neurons are cultured on a silicon sensor chip with integrated electronics and a multielectrode array (MEA). Due to the high parallelism of the measurement efficient and flexible algorithms are needed to assess and to classify the acquired data in real time. A system, consisting of a field programmable gate array (FPGA) and a digital signal processor (DSP) provide the required implementation platform. Filtering based on the discrete wavelet transform removes superimposed noise and low frequency disturbances from the neural signal. This analysis offers also a method to compute an adaptive threshold, which is essential for the detection process. Subsequently the measured data is classified to provide the user with a feedback of the experiment. First promising evaluation results from simulations and proof of concept hardware implementations can be presented.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"85 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127790321","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Characterizing semiconductor devices using computational intelligence techniques with semiconductor automatic test system (ATE) 利用计算智能技术和半导体自动测试系统(ATE)表征半导体器件
E. Liau, D. Schmitt-Landsiedel
{"title":"Characterizing semiconductor devices using computational intelligence techniques with semiconductor automatic test system (ATE)","authors":"E. Liau, D. Schmitt-Landsiedel","doi":"10.1109/CIMSA.2004.1397232","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397232","url":null,"abstract":"Characterization of semiconductor devices is used to gather as much data about the device as possible to determine weaknesses in design or trends in the manufacturing process. This is done by varying the device specification parameters with respect to set of predefined tests and determining where the part passes or fails. The key to this process is discovering the single trip (fig. 1. pass/fail) point as accurately as possible. However, this approach cannot guarantee the robustness of device performance variation vs specification based on only a single trip point and single test analysis. This means device could still violate the specification while passing all characterization tests. In this paper, we propose a novel multiple trip point characterization concept to overcome the constraint of single trip point concept in device characterization phase. In addition, we use computational intelligence techniques to further manipulate these sets of multiple trip point values and tests based on semiconductor ATE, such that characterization trip point values with respect to different tests can be learned by neural network and fuzzy system, then performing classification task of worst case variation of device's performance vs specification. At last, the final worst-case variation can be further detected by genetic algorithm. Our experimental results demonstrate an excellent design parameter variation analysis in device characterization phase, as well as detection of a set of worst-case tests that can provoke the worst-case variation, while traditional approach was not capable of detecting them.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131979361","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Morphological classification of blood leucocytes by microscope images 显微镜下血液白细胞的形态分类
V. Piuri, F. Scotti
{"title":"Morphological classification of blood leucocytes by microscope images","authors":"V. Piuri, F. Scotti","doi":"10.1109/CIMSA.2004.1397242","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397242","url":null,"abstract":"The classification and the count of white blood cells in microscopy images allows the in vivo assessment of a wide range of important hematic pathologies (i.e., from presence of infections to leukemia). Nowadays, the morphological cell classification is typically made by experienced operators. Such a procedure presents undesirable drawbacks: slowness and it presents a not standardized accuracy since it depends on the operator's capabilities and tiredness. Only few attempts of partial/full automated systems based on image-processing systems are present in literature and they are still at prototype stage. This paper presents a methodology to achieve an automated detection and classification of leucocytes by microscope color images. The proposed system firstly individuates in the blood image the leucocytes from the others blood cells, then it extracts morphological indexes and finally it classifies the leucocytes by a neural classifier in Basophil, Eosinophil, Lymphocyte, Monocyte and Neutrophil.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"3 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129934376","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 223
Artificial neural networks for meteorological nowcast 面向气象预报的人工神经网络
E. Pasero, W. Moniaci
{"title":"Artificial neural networks for meteorological nowcast","authors":"E. Pasero, W. Moniaci","doi":"10.1109/CIMSA.2004.1397226","DOIUrl":"https://doi.org/10.1109/CIMSA.2004.1397226","url":null,"abstract":"Weather forecast are a typical problem where a huge amount of data coming from different types of sensors must be elaborated by means of complex, time-consuming algorithms. This work presents a new approach where the data fusion is performed with soft computing techniques. A statistical-neural system is used to \"nowcast\" meteorological data measured by a weather station. The system is able to forecast the evolution of these parameters in next three hours, giving precious indications about the possibility of rain, ice, and fog in next future.","PeriodicalId":102405,"journal":{"name":"2004 IEEE International Conference onComputational Intelligence for Measurement Systems and Applications, 2004. CIMSA.","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2004-07-14","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131821184","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 17
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