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An evaluation of an olfactory sensor and recognition system using metal-oxide semiconductor gas sensor with variable heater controller
An artificial olfactory, which is called an electronic nose system (e-nose), is studied for realizing new human–machine interface. The system consists of sensor unit and a signal processing unit. There are som...
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Article
Measurement system for metal-oxide gas sensors
A study on smell sensing and classification has been developed for a long time by many ways. Most of these have been focused on bad smells, when factors of bad smells were known chemically. Many gas sensors ha...
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Article
Measurement system for quartz crystal microbalance sensors
Human olfactory is studied for a long time and in many ways, and many of them are based on gas chromatography technology. They have used gas sensors made of metal-oxide semiconductors. The semiconductor sensor...
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Article
Radon transform for face recognition
Face recognition is an important biometric because of its potential applications in many fields such as access control, surveillance, and human-computer interactions. In this article, an investigation of the e...
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Article
Face image make-up system by using an ɛ-filter
Recently, through the spread of digital cameras and photo-editing tools, it has become easy for consumers to make up faces in photographs for special events. However, it is still difficult to make spots and wr...
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Article
Particle swarm optimization with a modified sigmoid function for gene selection from gene expression data
In order to select a small subset of informative genes from gene expression data for cancer classification, many researchers have recently analyzed gene expression data using various computational intelligence...
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Article
Selection of parameters in the design of real-time spectral analysis
A new analytical method with high speed processing in the time-frequency domain is presented. In this method, sine and cosine waves with an established frequency and multiple periods are used, and we call thes...
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Article
Land cover estimation with ALOS satellite image using a neural-network
On May 12, 2008, a large earthquake occurred in Sichuan, China. We analyzed the damage caused by this disaster using satellite images from ALOS, a Japanese satellite. The land cover classification is operated ...
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Article
Analysis of the sound of the Japanese voice using real-time spectral analysis
Voice signal processing requires real-time processing. For this reason, a new method which updates the spectrum by using input data is proposed. In this method, analysis in the time-frequency domain is execute...
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Article
Defect detection method using rotational morphology
In factories, it has recently become very important to detect defects such as cracks in products automatically. In order to achieve this, auto crack detection systems using photo images from digital cameras ha...
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Article
Gene subset selection using an iterative approach based on genetic algorithms
Microarray data are expected to be useful for cancer classification. However, the process of gene selection for the classification contains a major problem due to properties of the data such as the small numbe...
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Article
Criterion for optimal image resolution using SIFT
Image processing is used to check products in many factories. If we use down-sampled images, we can reduce the calculation time and the image noise. However, the accuracy of the detection also becomes low. The...
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Article
Particle swarm optimization for gene selection in classifying cancer classes
The application of microarray data for cancer classification has recently gained in popularity. The main problem that needs to be addressed is the selection of a small subset of genes from the thousands of gen...
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Article
Selecting informative genes from microarray data by using hybrid methods for cancer classification
Gene expression technology, namely microarrays, offers the ability to measure the expression levels of thousands of genes simultaneously in biological organisms. Microarray data are expected to be of significa...
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Article
Continuous fatigue level estimation for the classification of fatigued bills based on an acoustic signal feature by a supervised SOM
Fatigued bills have a harmful influence on the daily operation of automated teller machines (ATMs). To make the classification of fatigued bills more efficient, the development of an automatic fatigued bill cl...
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Article
A multi-objective strategy in genetic algorithms for gene selection of gene expression data
A microarray machine offers the capacity to measure the expression levels of thousands of genes simultaneously. It is used to collect information from tissue and cell samples regarding gene expression differen...
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Article
Data fusion for skin detection
Two methods of data fusion to improve the performance of skin detection were tested. The first method fuses two chrominance components from the same color space, while the second method fuses the outputs of tw...
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Article
Lip detection by the use of neural networks
Lip detection is used in many applications such as face detection and lip reading. In this article, a method for lip detection in color images in a normalized RGB color scheme is presented. In this method, MLP...
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Article
Extraction of rice-planted area using a self-organizing feature map
We introduce a neural network of self-organizing feature map (SOM) to classify remote-sensing data, including microwave and optical sensors, for the estimation of areas of planted rice. This method is an unsup...
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Article
A model for gene selection and classification of gene expression data
Gene expression data are expected to be of significant help in the development of efficient cancer diagnosis and classification platforms. One problem arising from these data is how to select a small subset of...