Ditemukan 13 dokumen yang sesuai dengan query
Pasnur, author
An efficient Region-Based Image Retrieval (RBIR) system must consider query region determination techniques and target regions in the retrieval process. A query region is a region that must contain a Region of Interest (ROI) or saliency region. A query region determination can be specified manually or automatically. However, manual determination...
International Journal of Technology, 2016
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Artikel Jurnal Universitas Indonesia Library
Rarasmaya Indraswari, author
SVM (Support Vector Machine) with RBF (Radial Basis Function) kernel is a frequently used classification method because usually it provides accurate results. The focus of most SVMoptimization research is the optimization of the input data, whereas the parameter of the kernel function (RBF), the sigma, which is used in SVM...
Surabaya: Faculty of Information Technology, Department of Informa Institut Teknologi Sepuluh Nopember, 2017
AJ-Pdf
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Khadijah Fahmi Hayati Holle, author
In document retrieval, besides the suitability of query with search results, there is also a subjective user assessment that is expected to be a deciding factor in document ranking. This preference aspect is referred at the fiqh document searching. People tend to prefer on certain fiqh metho-dology without rejecting other...
Surabaya: Institut Teknologi Sepuluh Nopember Surabaya, Faculty of Information Technology, Department of Infromatics Engineering, 2015
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Artikel Jurnal Universitas Indonesia Library
Jayanti Yusmah Sari, author
Curse of dimensionality merupakan masalah yang sering dihadapi pada proses klasifikasi. Trans-formasi fitur dan seleksi fitur sebagai metode dalam reduksi fitur bisa diterapkan untuk mengatasi masalah ini. Terlepas dari performanya yang baik, transformasi fitur sulit untuk diinterpretasikan ka-rena ciri fisik dari fitur-fitur yang asli tidak dapat diperoleh kembali. Di sisi...
Surabaya: Faculty of Information and Technology, Department of Informatics Institut Teknologi Sepuluh Nopember, 2014
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Artikel Jurnal Universitas Indonesia Library
Query becomes one of the most decisive factor on documents searching. A query contains several words, where one of them will become a key term. Key term is a word that has higher information and value than the others in query. It can be used in any kind of text...
Institut Teknologi Sepuluh Nopember, Faculty of Information and Technology, Informatics Department, 2017
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Artikel Jurnal Universitas Indonesia Library
Research on medical images becomes one of the studies that attracted many researchers, because it can help medical field to analyse the disease. One of the existing research in medical image is using dental panoramic radiographs image to detect osteoporosis. The analysed area is the width of cortical bone. Determination...
Surabaya: Institut Teknologi Sepuluh Nopember, Faculty of Information Technology, Department of Informatics Engineering, 2015
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Artikel Jurnal Universitas Indonesia Library
Twitter is a social media application, which can give a sign for identifying user emotion. Identification of user emotion can be utilized in commercial domain, health, politic, and security problems. The problem of emotion identification in twit is the unstructured short text messages which lead the difficulty to figure out...
Surabaya: Institut Teknologi Sepuluh Nopember, Faculty of Information and Technology, Department of Informatics, 2014
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Artikel Jurnal Universitas Indonesia Library
Information retrieval of text document requires a method that is able to restore a number of documents that have high relevance according to the user's request. One important step in the process is a text representation of the weighting process. The use of LCS in Tf-Idf weighting adjustments considers the...
Surabaya: Institut Teknologi Sepuluh Nopember Surabaya, Faculty of Information Technology, Department of Infromatics Engineering, 2013
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Many kinds of classification method are able to diagnose a patient who suffered Hepatitis disease. One of classification methods that can be used was Least Squares Support Vector Machines (LSSVM). There are two parameters that very influence to improve the classification accuracy on LSSVM, they are kernel parameter and regularization...
Surabaya: Institut Teknologi Sepuluh Nopember, Faculty of Information and Technology, Department of Informatics, 2017
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Artikel Jurnal Universitas Indonesia Library
Datasets with heterogeneous features can affect feature selection results that are not appropriate because it is difficult to evaluate heterogeneous features concurrently. Feature transformation (FT) is another way to handle heterogeneous features subset selection. The results of transformation from non-numerical into numerical features may produce redundancy to the original numerical...
Paiton: STT Nurul Jadid Paiton, Department of Informatics, 2016
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