Zobrazeno 1 - 10
of 48
pro vyhledávání: '"Gumgum Darmawan"'
Publikováno v:
Jambura Journal of Mathematics, Vol 6, Iss 1, Pp 39-45 (2024)
Sharia stocks are one of the investment instruments in the Islamic capital market. In the capital market, it is known that stock prices are very volatile. This makes investors need to carry out a strategy for making the right decision in investing, o
Externí odkaz:
https://doaj.org/article/9e8a4de8576f4d4a86b2e14e384e781d
Autor:
Tafia Hasna Putri, Rezzy Eko Caraka, Toni Toharudin, Yunho Kim, Rung-Ching Chen, Prana Ugiana Gio, Anjar Dimara Sakti, Resa Septiani Pontoh, Indah Reski Pratiwi, Farid Azhar Lutfi Nugraha, Thalita Safa Azzahra, Jessica Jesslyn Cerelia, Gumgum Darmawan, Defi Yusti Faidah, Bens Pardamean
Publikováno v:
IEEE Access, Vol 12, Pp 28988-29003 (2024)
Particulate matter forecasting is fundamental for early warning and controlling air pollution, especially PM2.5. The increase in this level of concentration will lead to a negative impact on public health. This study develops a hybrid model of CNN-LS
Externí odkaz:
https://doaj.org/article/59bc99d9757e48978690a98daf8a2722
Autor:
Asri Peni Wulandari, Zahra Khira Nafisa, Tati Herlina, Rani Maharani, Gumgum Darmawan, Arli Aditya Parikesit, Rahadian Zainul
Publikováno v:
Phytomedicine Plus, Vol 4, Iss 2, Pp 100557- (2024)
Background: Ramie (Boehmeria nivea) has been reported to have a wide variety of secondary metabolite compounds in its vegetative organ that have distinct organic activities. Regarding the chemical composition of flowers, there have been no study cons
Externí odkaz:
https://doaj.org/article/3111bf3ab2f542548f3b15be87e31e85
Autor:
Toni Toharudin, Rezzy Eko Caraka, Indah Reski Pratiwi, Yunho Kim, Prana Ugiana Gio, Anjar Dimara Sakti, Maengseok Noh, Farid Azhar Lutfi Nugraha, Resa Septiani Pontoh, Tafia Hasna Putri, Thalita Safa Azzahra, Jessica Jesslyn Cerelia, Gumgum Darmawan, Bens Pardamean
Publikováno v:
IEEE Access, Vol 11, Pp 35680-35696 (2023)
Air quality conditions are now more severe in the Jakarta area that is among the world’s top eight worst cities according to the 2022 Air Quality Index (AQI) report. In particular, the data from the Meteorological, Climatological, and Geophysical A
Externí odkaz:
https://doaj.org/article/43caf12645ad4eb5a868d6ad502d6e25
Autor:
Gumgum Darmawan, Dedi Rosadi, Budi Nurani Ruchjana, Resa Septiani Pontoh, Asrirawan Asrirawan, Wirawan Setialaksana
Publikováno v:
Media Statistika, Vol 15, Iss 1, Pp 83-93 (2022)
In this study, Covid-19 modeling in Indonesia is carried out using a time series model. The time series model used is the time series model for discrete data. These models consist of Feedforward Neural Network (FFNN), Error, Trend, and Seasonal (ETS)
Externí odkaz:
https://doaj.org/article/5eb3a26259854ae1881b8ea2429c5ede
Autor:
I Gede Nyoman Mindra Jaya, Anna Chadidjah, Farah Kristiani, Gumgum Darmawan, Jane Christine Princidy
Publikováno v:
Geospatial Health, Vol 18, Iss 1 (2023)
COVID-19 is the most severe health crisis of the 21st century. COVID-19 presents a threat to almost all countries worldwide. The restriction of human mobility is one of the strategies used to control the transmission of COVID-19. However, it has yet
Externí odkaz:
https://doaj.org/article/4eeeecf446e34fa88c18eab330310942
Autor:
Anindya Apriliyanti Pravitasari, Mohammad Hamid Asnawi, Farid Azhar Lutfi Nugraha, Gumgum Darmawan, Triyani Hendrawati
Publikováno v:
Applied Sciences, Vol 13, Iss 21, p 11640 (2023)
Accurate lung segmentation plays a vital role in generating 3D projections of lung infections, which contribute to the diagnosis and treatment planning of various lung diseases, including cases like COVID-19. This study capitalizes on the capabilitie
Externí odkaz:
https://doaj.org/article/bff9b263b9b64197b1c6a94003258df8
Publikováno v:
Cauchy: Jurnal Matematika Murni dan Aplikasi, Vol 7, Iss 2, Pp 302-315 (2022)
Hybrid models between Singular Spectrum Analysis (SSA) and Autoregressive Integrated Moving Average (ARIMA) have been developed by several researchers. In the SSA-ARIMA hybrid model, SSA is used in the decomposition and reconstruction process, while
Externí odkaz:
https://doaj.org/article/d61a145c82c54c69abe32726f3be8718
Publikováno v:
The Scientific World Journal, Vol 2023 (2023)
Rainfall is one of the climatic factors that influence various human activities and affect decision making in daily life activities. High intensity of rainfall can turn into a threat and cause serious problems such as causing various natural disaster
Externí odkaz:
https://doaj.org/article/d7e89452427045cb860a31bb7bf0f575
Publikováno v:
Euclid, Vol 5, Iss 1, Pp 8-20 (2018)
Peramalan data deret waktu dengan Singular Spectrum Analysis (SSA) tengah populer beberapa tahun terakhir. Kemampuan SSA dalam menguraikan pola data deret waktu dalam bentuk yang sederhana dianggap cukup baik dalam menghasilkan data ramalan. Pada pen
Externí odkaz:
https://doaj.org/article/5f6065571e7f4fc2bd7ad78b4e6a260f