{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2025,11,7]],"date-time":"2025-11-07T08:51:06Z","timestamp":1762505466128},"reference-count":8,"publisher":"Hindawi Limited","license":[{"start":{"date-parts":[[2009,1,1]],"date-time":"2009-01-01T00:00:00Z","timestamp":1230768000000},"content-version":"unspecified","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/3.0\/"}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":["International Journal of Chemical Engineering"],"published-print":{"date-parts":[[2009]]},"abstract":"<jats:p>This paper presents the implementation of an algorithm for automatic identification of drops with different sizes in monochromatic digitized frames of a liquid-liquid chemical process. These image frames were obtained at our Laboratory, using a nonintrusive process, with a digital video camera, a microscope, and an illumination setup from a dispersion of toluene in water within a transparent mixing vessel. In this implementation, we propose a two-phase approach, using a Hough transform that automatically identifies drops in images of the chemical process. This work is a promising starting point for the possibility of performing an automatic drop classification with good results. Our algorithm for the analysis and interpretation of digitized images will be used for the calculation of particle size and shape distributions for modelling liquid-liquid systems.<\/jats:p>","DOI":"10.1155\/2009\/746439","type":"journal-article","created":{"date-parts":[[2009,3,8]],"date-time":"2009-03-08T13:59:19Z","timestamp":1236520759000},"page":"1-6","source":"Crossref","is-referenced-by-count":15,"title":["Drop Distribution Determination in a Liquid-Liquid Dispersion by Image Processing"],"prefix":"10.1155","volume":"2009","author":[{"given":"Lu\u00eds M. R.","family":"Br\u00e1s","sequence":"first","affiliation":[{"name":"Instituto Superior de Engenharia do Porto (ISEP), Rua Dr. Ant\u00f3nio Bernardino de Almeida, 431 Porto, Portugal"}]},{"given":"Elsa F.","family":"Gomes","sequence":"additional","affiliation":[{"name":"Departamento de Matem\u00e1tica, Instituto Superior de Engenharia do Porto (ISEP), Rua Dr. Ant\u00f3nio Bernardino de Almeida, 431 Porto, Portugal"},{"name":"Departamento de Engenharia de Minas, Centro de Investigac \u00e3o Geo-Ambiental e Recursos (SIPROM-CIGAR), Faculdade de Engenharia da Universidade do Porto (FEUP), Rua Dr. Roberto Frias, 465 Porto, Portugal"}]},{"given":"Margarida M. M.","family":"Ribeiro","sequence":"additional","affiliation":[{"name":"Departamento de Engenharia de Minas, Centro de Investigac \u00e3o Geo-Ambiental e Recursos (SIPROM-CIGAR), Faculdade de Engenharia da Universidade do Porto (FEUP), Rua Dr. Roberto Frias, 465 Porto, Portugal"},{"name":"Departamento de Engenharia Qu\u00edmica, Instituto Superior de Engenharia do Porto (ISEP), Rua Dr. Ant\u00f3nio Bernardino de Almeida, 431 Porto, Portugal"}]},{"given":"M. M. L.","family":"Guimar\u00e3es","sequence":"additional","affiliation":[{"name":"Departamento de Engenharia de Minas, Centro de Investigac \u00e3o Geo-Ambiental e Recursos (SIPROM-CIGAR), Faculdade de Engenharia da Universidade do Porto (FEUP), Rua Dr. Roberto Frias, 465 Porto, Portugal"}]}],"member":"98","reference":[{"key":"1","doi-asserted-by":"publisher","DOI":"10.1016\/S1385-8947(03)00179-7"},{"key":"2","doi-asserted-by":"publisher","DOI":"10.1002\/aic.690100611"},{"key":"3","doi-asserted-by":"publisher","DOI":"10.1016\/0009-2509(80)85047-0"},{"issue":"1","key":"4","first-page":"48","volume":"60","year":"1982","journal-title":"Transactions of the Institution of Chemical Engineers"},{"key":"5","doi-asserted-by":"publisher","DOI":"10.1002\/aic.690401203"},{"key":"7","year":"1989"},{"key":"8","year":"2004"},{"key":"11","year":"2006"}],"container-title":["International Journal of Chemical Engineering"],"original-title":[],"language":"en","link":[{"URL":"http:\/\/downloads.hindawi.com\/journals\/ijce\/2009\/746439.pdf","content-type":"application\/pdf","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/downloads.hindawi.com\/journals\/ijce\/2009\/746439.xml","content-type":"application\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"http:\/\/downloads.hindawi.com\/journals\/ijce\/2009\/746439.pdf","content-type":"unspecified","content-version":"vor","intended-application":"similarity-checking"}],"deposited":{"date-parts":[[2016,8,11]],"date-time":"2016-08-11T17:20:02Z","timestamp":1470936002000},"score":1,"resource":{"primary":{"URL":"http:\/\/www.hindawi.com\/journals\/ijce\/2009\/746439\/"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2009]]},"references-count":8,"alternative-id":["746439","746439"],"URL":"https:\/\/doi.org\/10.1155\/2009\/746439","relation":{},"ISSN":["1687-806X","1687-8078"],"issn-type":[{"value":"1687-806X","type":"print"},{"value":"1687-8078","type":"electronic"}],"subject":[],"published":{"date-parts":[[2009]]}}}