Browsing Faculty of Mathematics and Natural Sciences by Title
Now showing items 273-292 of 471
-
On comparisson between ordinary linear regression and geographically weighted regression: with application to indonesian poverty data
(2011)Ordinary linear regression (OLR) is one of popular techniques in analyzing relationship between response variable and its predictors. It is an analysis that produces global models applied to all observations assuming no ... -
On The Symmetrical Property Of Procrustes Measure Of Distance
(2015)~Icasurement the degree of differe11c:e bctwl'C'n two matric:<>s by using Procrustes analysis is preceded by a series of Euclidean si 111ilarit.v transformations namely translation, rotation. and dilation, performed i11 ... -
Operational parameters for packed beds in solid-state cultivation
(2010)Packed bed cultivation systems have potential for widespread application in solid-state cultivation (SSC), but they are poorly characterized. The effects of particle size and substrate loading on the growth of Rhizopus ... -
Optimasi Penentuan Lokasi Stasiun Pemantau Kualitas Udara Ambien Di Kota Surabaya
(2006)The ambient air quality monitoring system in Surabaya has fiue fixed monitoring stat ionS. Monitoring proVIdes Important information for public, but is expensive top purchase utilize, and maintain . Based on result from ... -
Optimization and comparative study of different extraction methods of biologically active components of Indonesian propolis Trigona spp.
(2012)Application of propolis as a medicinal agent is not usually in the form raw material, but it must be purified by extraction with solvents. This extraction process should remove the inert material and preserve the polyphenolic ... -
Optimization And Validation Of High Performance Liquid Chromatographic Fingerprint Of Phyllanthus niruri
(2014)Split-plot mixture-mixture design has been applied for optimization of Phyllanthus niruri chromatographic fingerprint. The design was applied for unreplicated and simultaneous optimization of extraction and chromatographic ... -
Optimization Of Extraction Conditions For Andrographolide Using Fractional Factorial Design
(2014)Andrographolide is a major bioctive compound found in king of bitter (Andrographis paniculata). In this study, the extraction method and its condition were investigated in order to get an extract with maximum amount of ... -
Optimization of Support Vector Regression using Genetic Algorithm and Particle Swarm Optimization for Rainfall Prediction in Dry Season
(2014)Support Vector Regression (SVR) Is Support Vector Machine (SVM) is used for regression case Regression method is one of prediction season method has been commonly used. SVR process requires kernel functions to transform ... -
Optimizing Tannin Extraction for Antibacterial Activity of Acacia nilotica
(2010)Sudanese have used seeds of Acacia nilotica subsp nilotica (family Fabaceae) as folk medicine for various diseases especially against bacteria. The objectives of this work were to optimise antibacterial compounds extraction ... -
Palm oil-based methyl ester sulphonate as an oil well stimulation agent
(2008)Methyl ester sulphonate (MES) is a surfactan (surface-active agent) that can reduce interfacial tension between water and oil. The compound can be diluted not only in water but also in oil. -
Palmar and plantar dermatoglyphics in macaques: A revised method for their description
(1989)A revised method for the description of the palmar and plantar dermatoglyphics in macaques, genusMacaca, is proposed. The method was deduced from the authors' recent observations of numerous dermatoglyphic prints from ... -
Parameter quantile-like dalam pendugaan area kecil melalui pendekatan penalized-splines
(2008)Pada beberapa tahun terakhir ini, para statistisi mulai mengembangkan metodologi yang berkaitan dengan pendugaan untuk daerah atau domain survei yang memiliki sampel kecil atau bahkan tidak memiliki sampel satupun. Data ... -
Partial Purification and Characterization of Chitin Deacetylase Produced By Bacillus thermoleovorans LW-4-11
(2008)Purifikasi Parsial dan Karakterisasi Enzim Kitin Deasetilase yang Dihasilkan Bacillus thermoleovorans LW-4-11. Kitin deasetilase yang dihasilkan dari bakteri Bacillus thermoleovorans LW-4-11 telah dimurnikan menggunakan ... -
Partial Purification of Bacterial Chitinase as Biocontrol of Leaf Blight Disease on Oil Palm
(2014)Chitin is mayor componen of fungi cell wall, myceliam stalks and spore which can be hydrolyzed chitinase. This study was conducted to measure the ability of chitinase producing bacteria in degrading chitia of fungal ... -
Pelacakan Tetua Populasi Kelapa Dalam Mapanget No.32 (Dmt-32) Menggunakan Analisis Aliran Gen (Gene Flow) Berdasarkan Penanda Mikrosa Telit (Ssr)
(2008)Kelapa Dalam Mapanget (DMT) merupakan salah satu kelapa dalam unggul produksi dan kadar minyak serta protein yang baik. Beberapa populasi generasl DMT telah diseleksi selama tahun 1957 - 1979 menghasilkan populasi DMT 32. ... -
Pemanfaatan Limbah Industri Tapioka Sebagai Pupuk Cair Pada Tanaman Sayuran Vol VII, No 2, 2001
(2001)The objectives of this experiment were to study vegetable crops which have good response and to find the optimal interval time of liquid fertilizer application from tapioca wastewater to increase vegetable crops yield. The ... -
Pemanfaatan steroid teripang sebagai aprodisiaka alami dan untuk pengembangan budidaya perikanan (udang galah dan ikan hias)
(2007)Penelitian awal yang dikembangkan oleh tim HPTP, berhasil mengidentifikasi adanya senyawa steroid pada teripang. Hasil ini kemudian dikembangkan menjadi pemanfaatan senyawa tersebut untuk aplikasi pada budidaya perikanan ...