Results 1 to 10 of about 8,311,668 (271)

Transference kinetics of radioactive nuclide zirconium-95 in broadbean-soil system

浙江大学学报. 农业与生命科学版, 2003
The dynamics of transportation, accumulation, disappearance and distribution of 95Zr in the broadbean- soil system was studied by isotope-tracer technique, and the fitting equation was established by application of the closed two-compartment model and ...
ZHAO xi-yue, SHI jian-jun, WANG shou-xiang, CHEN chuan-qun   +3 more
doaj   +1 more source

Product Line Pricing under Marginal Moment Model with Network Effect

Complexity, 2019
The complex network effect of the product exhibits has a significant impact on the product line optimization design. The multinomial logit (MNL) model which is used to simulate consumer choice behavior is applied in most of product line optimization ...
Wei Qi, Xinggang Luo, Xuwang Liu, Yang Yu, Zhongliang Zhang   +4 more
doaj   +1 more source

Compound Log-Series Distribution with Negative Multinomial Summands

, 2017
The paper presents the first full characterization of multivariate random sum with one and the same Logarithmic Series number of summands in each coordinate. The summands with equal indexes in any coordinate are Negative Multinomially distributed. We show that considered as a mixture, the resulting distribution coincides with Mixed Negative Multinomial
Pavlina Jordanova, Monika P. Petkova, Milan Stehlík   +2 more
openaire   +3 more sources

CRISP-DM Based Sentiment Analysis on MSME Loan Opinions in Bangka Belitung Using Naïve Bayes

Jurnal Sisfokom
The development of the MSMEs sector plays a crucial role in national economic growth. It not only supports the regional economy but also significantly impacts and contributes to job creation and equitable income distribution.
Ari Amir Alkodri, Fitriyani Fitriyani, Melati Suci Mayasari, Yuyi Andrika, Sarwindah Sarwindah, Agus Dendi   +5 more
doaj   +1 more source

An Observational Case-Control Study to Determine Human Immunodeficiency Virus and Host Factor Influence on Biomarker Distribution and Serodiagnostic Potential in Adult Pulmonary Tuberculosis

Tropical Medicine and Infectious Disease, 2019
Influence of host factors, including human immunodeficiency virus (HIV) co-infection, on the distribution and diagnostic potential of previously evaluated biomarkers of pulmonary tuberculosis (PTB), such as anti-antigen 60 (A60) immunoglobulin (Ig) G ...
Khayriyyah Mohd Hanafiah, Mary Louise Garcia, David Andrew Anderson   +2 more
doaj   +1 more source

Growth and mortality of the king angelfish, Holacanthus passer (Actinopterygii: Perciformes: Pomacanthidae), in the central Gulf of California, Mexico [PDF]

Acta Ichthyologica et Piscatoria, 2016
Background. The king angelfish, Holacanthus passer Valenciennes, 1846, is one of the principal species captured in the Gulf of California, Mexico, for the purpose of the aquarium trade.
F.J. Fernández-Rivera Melo, H. Reyes-Bonilla, J.A. López-Rocha, C.A. Salomon-Aguilar   +3 more
doaj   +3 more sources

Comparative Analysis of SMOTE, WMOTE, and ADASYN Oversampling Methods on Multinomial Naive Bayes Performance in Classifying Toddlers Nutritional Status

Jurnal Teknologi dan Manajemen Informatika
Class imbalance in toddler nutritional status data often reduces the ability of classification models, especially in predicting minority classes. This study aims to analyze the impact of three oversampling techniques, namely SMOTE, WMOTE, and ADASYN, on ...
Naretha Kawadha Pasemah Gumay, Dewi Sartika, Rendra Gustriansyah, Rendra Gustriansyah, Yesinta Florensia, Miftahul Falah   +5 more
doaj   +1 more source

Street Choice Logit Model for Visitors in Shopping Districts

Behavioral Sciences, 2014
In this study, we propose two models for predicting people’s activity. The first model is the pedestrian distribution prediction (or postdiction) model by multiple regression analysis using space syntax indices of urban fabric and people distribution ...
Ko Kawada, Takashi Yamada, Tatsuya Kishimoto   +2 more
doaj   +1 more source

The Role of Athlete Competitiveness in High School Sport Specialization in the United States

Orthopaedic Journal of Sports Medicine, 2022
Background: Sport specialization has been associated with increased injury and negative psychosocial effects on young athletes. With the continuing trend toward specialization, studies have begun to examine what motivates this decision (eg, building a ...
Dee Warmath PhD, David R. Bell PhD, ATC, Andrew P. Winterstein PhD, ATC   +2 more
doaj   +1 more source

Quality-Controlled Indonesian Twitter Sentiment Analysis Baseline Using TF-IDF and Classical Machine Learning Approaches

Transactions on Informatics and Data Science
Social media provides a large volume of informal textual data for examining public sentiment, but Indonesian Twitter content presents substantial challenges due to slang, nonstandard spelling, limited context, and uneven class distribution.
Aan Ansori, Raden Kania, Tifani Intan Solihati, Fitri Damyati   +3 more
doaj   +1 more source