Judul: Analisis Sikap Konsumen pada Online Video Advertising Bukalapak dan Pengaruhnya Terhadap Keputusan Pembelian.
Abstrak: Penggunaan internet di Indonesia terus meningkat secara signifikan. Besarnya penggunaan internet menjadikan Indonesia sebagai pasar yang sangat potensial bagi digital advertising. Bukalapak adalah salah satu pelaku bisnis ecommerce yang sering menampilkan video online advertising yang unik. Pertumbuhan iklan digital dan bentuknya yang beragam akan membentuk sikap konsumen yang mempengaruhi keputusan pembelian konsumen. Tujuan penelitian yaitu menganalisis sikap konsumen terhadap online video advertising dan menganalisis pengaruh sikap konsumen pada online video advertising Bukalapak terhadap keputusan pembelian. Analisis data yang digunakan adalah analisis deskriptif dan Structural Equation Modelling (SEM) dengan pendekatan Partial Least Square (PLS). Hasil analisis menunjukkan konsumen menyukai iklan Bukalapak di YouTube, namun cenderung menggunakan fasilitas skip yang diberikan YouTube pada tayangan iklan. Sikap terhadap iklan dan sikap terhadap merek Bukalapak masing-masing berpengaruh positif dan signifikan terhadap keputusan pembelian.
Keyword: Keputusan pembelian, online video advertising, sikap konsumen, Structural Equation Modelling (SEM)

Judul: Pengaruh Sikap Konsumen Pada Online Video Advertising “Nikamti Oreo Sesukamu” Pada Situs Youtube Terhadap Keputusan Pembelian
Abstrak: Pergeseran penggunaan media oleh berbagai kalangan dalam mengakses informasi dari media tradisional ke media digital yang berbasis internet dan besarnya penggunaan internet di Indonesia menjadikan Indonesia sebagai pasar yang sangat potensial bagi digital advertising. Oreo merupakan salah satu merek produk makanan ringan dari Mondelēz International yang menggunakan online video advertising pada situs sharing-video YouTube dalam memasarkan produknya. Tujuan dari penelitian ini ialah untuk mengetahui tanggapan serta sikap konsumen dan pengaruh online video ads terhadap keputusan pembelian. Model analisis menggunakan Structural Equation Model (SEM) dengan Partial Least Square (PLS) dengan bantuan SmartPLS 3.2.1. Hasil penelitian ini menunjukan bahwa konsumen menyukai keseluruhan aspek dari tayangan iklan, namun cenderung kurang menyukai penayangan In-stream video ad pada YouTube, sehingga konsumen cenderung tidak menonton tayangan iklan di YouTube hingga akhir. Selanjutnya, sikap konsumen pada iklan “Nikmati Oreo Sesukamu” di YouTube memiliki pengaruh positif terhadap keputusan pembelian.
Keyword: Keputusan Pembelian, Online Video Ad, Oreo, SEM, Sikap Konsumen

Judul: Thermal Characteristics and Dynamics of Tropical Cyclone over Western North Pacific Ocean: A Case Study of Typhoon Songda (Chedeng) 2011
Abstrak: The frequent occasion of Tropical Cyclone (TC) over Western North Pacific (WNP) Ocean lies from 10˚N to 26˚N and 121˚E to 170˚E. Sources of TC development come from warm ocean temperature where latent heat is released during condensation processes and subsequently concentrated in the boundary layer. Relative humidity at 850-700 hPa is responsible to produce the most intense storm. Meanwhile, weak vertical wind shear between 850-200 hPa is one of the dynamical factors that lead to the development of TC. Pressure level of 850-200 hPa is chosen to minimize the thermodynamic effect in the lower troposphere. Typhoon Songda (Chedeng in the Philippines) or TSC lasted from May 18th to 30th, 2011 and strengthened into powerful Super Typhoon stage between May 24th and 27th. Long curving track and the exhibition of all sequences of TC life cycle, TSC is then considered as an ideal case of TC. The objective of the study with case of TSC is to investigate the role of thermal characteristics and dynamics on TC intensity. The research is carried out by using Advanced Research of Weather Research and Forecasting model (WRF ARW model) version 3.3. Two domains are employed in the model. The first domain situate from 02˚N to 40˚N and 118˚E to 149˚E and cover spatial resolution () of 33.1 km. The second domain situate from 09˚N to 27˚N and 119˚E to 132˚E with of 11 km. Timestep of the model () is 120 seconds. The model is supported by the following physical parameterization, i.e., Yonsei University Scheme (YSU) in the boundary layer, Kain-Fritsch scheme (KF) in the cumulus, and WRF Single-Moment 3-class scheme in the microphysics. Initial meteorological condition prior to the formation of the cyclone is generated using WRF ARW standard-release model. Sensitivity of the model output is obtained from a selected single-parameter change scenarios, namely, 10 % to 20 % decrease and increase of wind shear initial data at 850-200 hPa, and by 10 % to 20 % decrease of relative humidity initial data at 850-700 hPa. The result showed that the negative correlations between wind shear and intensity are found in wind shear scenarios. Wind shears of 10 ms-1 which lead to strengthening of the wind intensity in the early period of Typhoon development are found in wind shear scenarios. The effect of wind shear changes on wind intensity is statistically significant in the 20 % wind shear scenarios. During mature stage, weak wind intensity occurred when wind shear increase as given in the WRF standard-release and the 20 % decreasing scenario. Different situation is found in the 20 % increasing scenario where wind shear tend to weak and lead to strong wind intensity at this stage. Meanwhile, the reduction of moisture supply at 850-700 hPa resulting from 20 % decreasing relative humidity play a major role in the weakening of wind intensity and reduces mechanical energy of the cycle process as much as 300 J kg-1.
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