Browsing MT - Mathematics and Natural Science by Title
Now showing items 1-20 of 3360
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3D model reconstruction using aerial photo to measure object height
(2013)3D reconstruction, especially for height extraction, using digital aerial photos taken from a non-metric camera and Unmanned Aerial Vehicle (UAV) is a challenging study. The purposes of the study are to determine the factors ... -
A Comparative Study of GARCH, LSTM, and Hybrid GARCH-LSTM Models for Analyzing the Dynamical Pattern of Stock Price Volatility
(2022-07-13)Most of the statistical methods used in time series analytics assume that the data properties be stationary. In real cases, this assumption may be violated. The stock price is one of the highly volatile data or has a ... -
A Development of Spatial Skyline Query Based on Surrounding Environment for Data Streaming Using Apache- Spark
(2019)Previous studies of spatial skyline queries based on the surrounding environment posed a challenge in handling skyline searches that supported mobile users. This study introduces a method which allows users to search for ... -
A modified test in flexibly shaped spatial scan statistic for detecting poverty hotspots.
(2008)A flexibly spatial scan statistic was proposed by Tango and Takahashi (2005) that can detect arbitrary shaped clusters (hotspots). In this research, a flexibly shaped spatial scan statistic will be applied to perform poverty ... -
A Monograph of the Genus Diplycosia (Ericaceae) in New Guinea
(2019)Diplycosia is an under-studied genus of Ericaceae, with a distribution confined almost to Malesia with most members are endemic to a single island or even a single mountain. New Guinea which, prior to this study, inhabited ... -
A Sentiment Knowledge Discovery Model In Twitter’s Tv Content Using Stochastic Gradient Descent Algorithm.
(2015)Penggunaan media sosial yang eksplosif dapat menjadi sumber yang kaya untuk data mining. Sementara itu, perkembangan program televisi semakin meningkat dan beragam sehingga memotivasi orang untuk memberi komentar melalui ... -
A Study of Rule Extraction and Association Rules for an Interpretable Random Forest
(2023)Random forest is one of the analytical methods for classification and regression derived from a set of decision trees. It is the most popular ensemble method with many advantages, such as applying to various prediction ... -
A Study to Determine Optimum Critical Yield Index of Crop Insurance Policy in Java
(2020)Zone based area yield scheme in crop insurance is proposed to be an alternative policy to improve crop insurance in Indonesia, MPCI. Based on historical data, we have found that the use of province based for the zone area ... -
A WEB-GIS Decision Support System for Surveillance Epidemiology Dengue Hemorrhagic Fever Area (Case Study: Banda Aceh City, Indonesia)
(2018)Kabupaten atau Provinsi sebagai unit administrasi dan manajemen sering dikejutkan dengan berbagai masalah Kejadian Luar Biasa (KLB). Sistem peringatan dini sangat diperlukan dalam menangani penyebaran dan pengendalian ... -
Abstraksi dokumen menggunakan analisis kausalitas knowledge graph
(2009)Rangkuman dari suatu isi dokumen pada umumnya berupa teks biasa. Secara fungsional, rangkuman ini cukup memudahkan para pencari informasi dalam mencari informasi yang diinginkan. Namun, rangkuman membutuhkan daya pikir ... -
Activity of Bacillus cereus INT1c and Bacillus thuringiensis SGT3g AHL-Lactonase on Xanthomonas oryzae pv. oryzae and Pseudomonas syringae pv. glycinea Patogenicity Inhibition
(2015)Quorum sensing (QS) is a mechanism of communication between bacterial cells mediated by autoinducer (AI) signal molecules and depend on density of bacterial cells. AI is a signal molecules that secreted, accumulated, ... -
Adaptive neuro fuzzy inference system (Anfis) untuk diagnosa dan tatalaksana penyakit demam berdarah dengue
(2006)Kematian akibat penyakit demam berdarah dengue (DBD) di Jakarta masih tinggi. Mendiagnosa penderita DBD sedini mungkin serta memberi pertolongan dengan segera diharapkan dapat mencegah kematian. Sistem pakar dapat digunakan ... -
Addition of magnesium in excess produce silicon of pure rice husk as semiconductor materials
(2013)Rice is one of the most important cultivated plants in human civilization. Rice is also one of the main carbohydrate source the majority of the population in Indonesia. Central Statistics Agency (BPS 2012), estimates that ... -
Adisi Serat Tandan Kosong Kelapa Sawit pada Polimer dan Karakterisasinya pada Aplikasi Bahan Anti Peluru
(2020)Kelapa sawit adalah salah satu produk perkebunan di Indonesia yang area perkebunannya meningkat setiap tahun. Tandan Kosong Kelapa Sawit (TKKS) adalah limbah dari pabrik kelapa sawit yang pemanfaatannya tidak optimal ... -
Adsorpsi Biru Metilena menggunakan Campuran Kopolimer Cangkok Akrilamida pada Selulosa Kulit Nanas dan Karbon Aktif Berbantuan Mikrogelombang
(2022)Meningkatnya penggunaan biru metilena dapat menimbulkan masalah bagi lingkungan dan bahaya bagi kesehatan manusia. Penanganan biru metilena sebagai limbah dalam air dapat dilakukan menggunakan metode adsorpsi. Selulosa ... -
Adsorpsi Cu(II) menggunakan zeolit sintetis dari abu terbang batu bara
(2011)Fly ash and synthetic zeolite synthesized from coal fly ash had been used to investigate the adsorption of Cu2+ Key word : fly ash, synthetic zeolite, isothermal adsorption, kinetics model, Langmuir and Freundlich models, ... -
Adsorpsi ion Cr3+ oleh serbuk gergaji kayu Albizia (Albizzia falcata): Studi pengembangan bahan alternatif penjerap limbah logam berat
(2008)The aims of this research were to know (1) optimum time that is needed for Cr3+ ions adsorbed by sawdust of albizia wood, (2) characteristic of Cr3+ ions adsorbed by sawdust of albizia wood, and (3) the adsorption capacity ... -
Adsorption of Cu(II) using synthetic Zeolite from coal fly ash
(2011)Fly ash and synthetic zeolite synthesized from coal fly ash had been used to investigate the adsorption of Cu2+ synthetic solution. Optimation studies of adsorption process was performed batch system in central composite ... -
Adsorption of Pb(II) using natural zeolite modified phosphoric acid.
(2011)In this study, both of natural zeolite, which were obtained from Sukabumi and Lampung have been modified, using H3PO4 and NaHCO3 solution. Analysis of the zeolites using XRD, BET, SEM-EDS and Cation Exchange Capacity (CEC) ...
