Reliable estimations of sediment yields are very important for investigations river morphology and water resources management. Nowadays, soft computing methods helpful famous regarding the accurate estimation loads. The present study checked applicability radial M5 tree (RM5Tree) model to accurately estimate using daily inputs snow cover fraction, air temperature, evapotranspiration effective r...

Indonesia is one of the countries infected with covid-19 virus. One government's efforts vaccination. However, vaccination caused controversy for some people because many refused to be vaccinated. Public perception vaccine can categorized into two, namely positive and negative, based on survey from ministry health about acceptance state that this influenced by factors. These factors are importa...

Coalbed methane (CBM) plays an important role in coal mining safety and natural gas production. In this work, The CBM potential of B2 seam in Parvadeh IV coal deposit, in central Iran, was evaluated using a combination of local regression and geostatistical methods. As there were 30 sparse methane sampling points in the Parvadeh IV coal deposit, no valid variogram was achieved for the methane c...

The inter-sector study shows index performance on a sector-by-sector basis was heavily impacted by the country which closed just prior to its own market’s open as we expect from the broad index. This study also found the influence of a country’s lagged price movements on its own market varied from one country to another and from sector-to-sector. The investigation into industry specific indexes...

This paper develops tourism demand econometric models based on the monthly data of tourists to Taiwan and adopts Multivariate Adaptive Regression Splines (MARS), Artificial Neural Network (ANN) and Support Vector Regression (SVR), MARS, ANN and SVR to develop forecast models and compare the forecast results. The results showed that SVR model is the optimal model, with a mean error rate of 3.61%...

Trauma is a condition that affects the body’s structure and results from outside factors. After heart disease cancer, it most common cause of death across all age categories. For variety causes, people are routinely exposed to traumatic vertebral, thoracic pathologies rib fractures. Ribs can be harmed by simple falls, impacts, blunt injuries as well broken due car accidents falling height. Magn...