Mixed Odor Classification for QCM Sensor Data by Neural Network

• Main Authors: Hiroyuki NAKAZUMI, Michifumi YOSHIOKA, Mitsuaki YANO, Toru FUJINAKA, Hideo ARAKI, Ichiro TANAHASHI, Sigeru OMATU
• Format: Article
• Language: English
• Published: Ediciones Universidad de Salamanca 2013-07-01
• Series: Advances in Distributed Computing and Artificial Intelligence Journal
• Subjects: Odor feature vector; Neural networks; Separation of mixed gases; Odor classification
• Online Access: http://campus.usal.es/~revistas_trabajo/index.php/2255-2863/article/view/10083
• ISSN: 2255-2863

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mso-style-noshow:yes;&#13; mso-style-priority:99;&#13; mso-style-parent:"";&#13; mso-padding-alt:0cm 5.4pt 0cm 5.4pt;&#13; mso-para-margin:0cm;&#13; mso-para-margin-bottom:.0001pt;&#13; mso-pagination:widow-orphan;&#13; font-size:12.0pt;&#13; font-family:Cambria;&#13; mso-ascii-font-family:Cambria;&#13; mso-ascii-theme-font:minor-latin;&#13; mso-hansi-font-family:Cambria;&#13; mso-hansi-theme-font:minor-latin;&#13; mso-ansi-language:EN-US;}&#13; </style> <![endif]--> <!--StartFragment--> <p class="MsoNormal"><span style="font-size: 9.0pt; font-family: ";Times New Roman";; mso-ansi-language: ES;" lang="ES">Compared with metal oxide semiconductor gas sensors, quarts crystal microbalance (QCM) sensors are sensitive for odors. Using an array of QCM sensors, we measure mixed odors and classify them into an original odor class before</span></p> <p class="MsoNormal"><span style="font-size: 9.0pt; font-family: ";Times New Roman";; mso-ansi-language: ES;" lang="ES">mixing based on neural networks. For simplicity we consider the case that two kinds of odor are mixed since more than two becomes too complex to analyze the classification results. We have used eight sensors and four kinds of odor are used as the original odors. The neural network used here is a conventional layered neural network. The classification is acceptable although the perfect classification could not been achieved.</span></p> <!--EndFragment-->