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Ditemukan 32194 dokumen yang sesuai dengan query
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"This book provides the basic theory of complex networks with several new mathematical approaches and optimization techniques to design and analyze dynamic complex networks. A wide range of applications and optimization problems derived from research areas such as cellular and molecular chemistry, operations research, brain physiology, epidemiology, and ecology."
New York: Springer, 2012
e20410840
eBooks  Universitas Indonesia Library
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"This book provides the basic theory of complex networks with several new mathematical approaches and optimization techniques to design and analyze dynamic complex networks. A wide range of applications and optimization problems derived from research areas such as cellular and molecular chemistry, operations research, brain physiology, epidemiology, and ecology."
New York: Springer, 2012
e20419169
eBooks  Universitas Indonesia Library
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Bertsekas, Dimitri P.
Cambridge, UK: MIT Press, 1991
658.403 BER l
Buku Teks  Universitas Indonesia Library
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""This book brings together research on the latest trends and patterns of data mining tools and techniques in dynamic social networks and fuzzy systems"--Provided by publisher."
Hershey, PA: Information Science Reference, 2013
006.312 DAT
Buku Teks  Universitas Indonesia Library
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Berlin: Springer-Verlag, 1969
519.4 INT c
Buku Teks  Universitas Indonesia Library
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"We always come cross several decision-making problems in our daily life. Such problems are always conflicting in which many different view points should be satisfied. In politics, business, industrial systems, management science, networks, etc. one often encounters such kind of problems. The most important and difficult part in such problems is the conflict between various objectives and goals. In these problems, one has to find the minimum(or maximum) for several objective functions. Such problems are called vector optimization problems (VOP), multi-criteria optimization problems or multi-objective optimization problems. This volume deals with several different topics / aspects of vector optimization theory ranging from the very beginning to the most recent one. It contains fourteen chapters written by different experts in the field of vector optimization.;We always come cross several decision-making problems in our daily life. Such problems are always conflicting in which many different view points should be satisfied. In politics, business, industrial systems, management science, networks, etc. one often encounters such kind of problems. The most important and difficult part in such problems is the conflict between various objectives and goals. In these problems, one has to find the minimum(or maximum) for several objective functions. Such problems are called vector optimization problems (VOP), multi-criteria optimization problems or multi-objective optimization problems. This volume deals with several different topics / aspects of vector optimization theory ranging from the very beginning to the most recent one. It contains fourteen chapters written by different experts in the field of vector optimization.;We always come cross several decision-making problems in our daily life. Such problems are always conflicting in which many different view points should be satisfied. In politics, business, industrial systems, management science, networks, etc. one often encounters such kind of problems. The most important and difficult part in such problems is the conflict between various objectives and goals. In these problems, one has to find the minimum(or maximum) for several objective functions. Such problems are called vector optimization problems (VOP), multi-criteria optimization problems or multi-objective optimization problems. This volume deals with several different topics / aspects of vector optimization theory ranging from the very beginning to the most recent one. It contains fourteen chapters written by different experts in the field of vector optimization."
Berlin: Springer, 2012
e20397232
eBooks  Universitas Indonesia Library
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Borgatti, Stephen P
""The book includes a clear and detailed introduction to the fundamental concepts of network analyses, including centrality, subgroups, equivalence and network structure, as well as cross-cutting chapters that helpfully show how to apply network concepts to different kinds of networks. Written using simple language and notation with few equations, this book masterfully covers the research process, including: The initial design stage, Data collection and manipulation, Measuring key variables, Exploration of structure, Hypothesis testing, Interpretation"
London: Sage, 2013
302.3 BOR a
Buku Teks  Universitas Indonesia Library
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Ahmad Fauzi
"ABSTRAK
Perkembangan jumlah pengguna internet di Indonesia mengalami peningkatan dari tahun ke tahun. Perkembangan internet berdampak pula pada munculnya beberapa ecommerce, tidak terkecuali ecommerce yang bergerak dalam jasa pemesanan tiket dan hotel. Selain itu, internet juga mendukung media sosial untuk mengekspresikan opini yang objektif tentang suatu produk/jasa. Media sosial dijadikan sebagai media electrocic word of mouth e-wom oleh pelaku jasa ecommerce. Peneltian ini terkait analisis sentiment, reputasi brand, dan jaringan sosial di Twitter terkait ecommerce yang bergerak pada bidang pemesanan hotel dan tiket. Data yang digunakan di dalam penelitian ini merupakan data yang berhubungan dengan mention @pegi_pegi, @traveloka, dan @tiket yang diambil dari periode 24 September 2016 sampai 21 November 2016. Penelitian ini menggunakan algoritme GaussianNB, MultinomialNB, BernoulliNB, ME, SVM, dan Xgboost pada proses pembuatan model. Pada kasus imbalance data, proses pembuatan model menggunakan SMOTE yang bertujuan menyeimbangkan jumlah kelas pada data yang ada. Akurasi terbaik diperoleh dengan menggunakan algoritme SVM SMOTE sebesar 0.96, presisi sebesar 0.96, recall sebesar 0.96, dan F1-Score sebesar 0.96. Nilai reputasi brand untuk @pegi_pegi sebesar -6, @traveloka sebesar -5, dan @tiket sebesar -2. Akun yang memiliki tingkat pengaruh secara keseluruhan terhadap @pegi_pegi yaitu @calvinjeremy, @traveloka yaitu @banyuwangi_kab, dan @tiket yaitu @IndahJuli.

ABSTRACT
The number of internet users in Indonesia has increased from year to year. Internet development impact on the emergence of e commerces, including in ticket and hotel reservation services. In addition, the internet also supports social media to express their opinions about a product service. Social media is used as a medium electrocic word of mouth e wom by actor rsquo s ecommerce services. This study focuses on sentiment analysis, brand reputation, and social networking on Twitter related to e commerce that focuses on the hotel and ticket reservations. The data used in this research is data related to pegi pegi, traveloka, and tiket taken from the period 24 September 2016 until 21 November 2016. This research uses a GaussianNB algorithm, MultinomialNB, BernoulliNB, ME, SVM, and Xgboost in the modeling process. In case of imbalanced data, process modeling using SMOTE which aims to balance the number of classes on existing data. Best accuracy obtained by using SVM algorithm SMOTE is 0.96, the precision is 0.96, the recall is 0.96, and F1 Score is 0.96. Brand reputation for pegi pegi is 6, traveloka is 5, and tiket is 2. Accounts that have effect on pegi pegi is calvinjeremy, traveloka is banyuwangi kab, and tiket is IndahJuli."
2017
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UI - Tugas Akhir  Universitas Indonesia Library
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