{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,1,10]],"date-time":"2026-01-10T02:27:12Z","timestamp":1768012032773,"version":"3.49.0"},"reference-count":49,"publisher":"MDPI AG","issue":"4","license":[{"start":{"date-parts":[[2018,4,13]],"date-time":"2018-04-13T00:00:00Z","timestamp":1523577600000},"content-version":"vor","delay-in-days":0,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"name":"Basic Science and Frontier Technology Special Project of Chongqing","award":["cstc2015jcyjBX0042"],"award-info":[{"award-number":["cstc2015jcyjBX0042"]}]},{"DOI":"10.13039\/501100012226","name":"Fundamental Research Funds for the Central Universities of China","doi-asserted-by":"publisher","award":["106112017CDJPT160001"],"award-info":[{"award-number":["106112017CDJPT160001"]}],"id":[{"id":"10.13039\/501100012226","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100012226","name":"Fundamental Research Funds for the Central Universities of China","doi-asserted-by":"publisher","award":["106112017CDJXY160003"],"award-info":[{"award-number":["106112017CDJXY160003"]}],"id":[{"id":"10.13039\/501100012226","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["Sensors"],"abstract":"<jats:p>Light absorption gas sensing technology has the characteristics of massive parallelism, cross-sensitivity and extensive responsiveness, which make it suitable for the sensing task of an electronic nose (e-nose). With the performance of hyperspectral resolution, spatial heterodyne spectrometer (SHS) can present absorption spectra of the gas in the form of a two dimensional (2D) interferogram which facilitates the analysis of gases with mature image processing techniques. Therefore, a visual e-nose system based on SHS was proposed. Firstly, a theoretical model of the visual e-nose system was constructed and its visual maps were obtained by an experiment. Then the local binary pattern (LBP) and Gray-Level Co-occurrence Matrix (GLCM) were used for feature extraction. Finally, classification algorithms based on distance similarity (Correlation coefficient (CC); Euclidean distance to centroids (EDC)) were chosen to carry on pattern recognition analysis to verify the feasibility of the visual e-nose system.<\/jats:p>","DOI":"10.3390\/s18041188","type":"journal-article","created":{"date-parts":[[2018,4,13]],"date-time":"2018-04-13T14:38:14Z","timestamp":1523630294000},"page":"1188","update-policy":"https:\/\/doi.org\/10.3390\/mdpi_crossmark_policy","source":"Crossref","is-referenced-by-count":5,"title":["Research on a Visual Electronic Nose System Based on Spatial Heterodyne Spectrometer"],"prefix":"10.3390","volume":"18","author":[{"given":"Wenli","family":"Zhang","sequence":"first","affiliation":[{"name":"College of Communication Engineering, Chongqing University, 174 Sha Pingba, Chongqing 400044, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-5306-6690","authenticated-orcid":false,"given":"Fengchun","family":"Tian","sequence":"additional","affiliation":[{"name":"College of Communication Engineering, Chongqing University, 174 Sha Pingba, Chongqing 400044, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"An","family":"Song","sequence":"additional","affiliation":[{"name":"College of Communication Engineering, Chongqing University, 174 Sha Pingba, Chongqing 400044, China"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Youwen","family":"Hu","sequence":"additional","affiliation":[{"name":"College of Communication Engineering, Chongqing University, 174 Sha Pingba, Chongqing 400044, China"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"1968","published-online":{"date-parts":[[2018,4,13]]},"reference":[{"key":"ref_1","doi-asserted-by":"crossref","unstructured":"Wojnowski, W., Majchrzak, T., Dymerski, T., Gebicki, J., and Namiesnik, J. 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