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Social media serves as a unified platform for users to express their thoughts on subjects ranging from their daily lives to their opinion on consumer brands and products. These users wield an enormous influence in shaping the opinions of other consumers and influence brand perception, brand loyalty and brand advocacy. In this paper, we analyze the opinion of 19M Twitter users towards 62 popular industries,...
In order to balance the number of outbound and inbound tasks of each aisle and improve the working efficiency of the multi-tier shuttle system, three principles of storage location assignment were put forward: the principle of minimum correlation degree, the principle of equalization of product items and the principle of equalization of tasks, which were expected to be followed when storing products...
For the deficiency of the incidence model, the incidence model based on the included angle of vectors is presented and is extended to the panel data. In order to describe the incidence between the sequences, which is projected to n-dimensional vector. The included angle of vectors reacts the difference of the sequences in similarity. The incidence model based on the included angle of vectors is defined,...
For a long time, the risk of customer churn, i.e. to leave an operator, has been used as argument in favor of Quality or Experience (QoE) research. However, the understanding of how churn behavior and QoE are related is still limited. This is problematic, as customer retention and churn prediction have grown in importance in face of ever-growing competition on the telecom market. The work presented...
IPO (Initial Public Offerings) pricing is a systematic and complicated task that directly determines whether the capital market is able to function in a healthy way. As China's stock market goes through ups and downs, China Securities Regulatory Commission generally adopts a positive strategy. Therefore, to weaken the policy factors, 48 cases of IPO companies dated from January 2014 to February 2014...
Existing research on layout of the marine industry is still at a scattered exploration stage, and results calculated with a relatively mature grey correlation method indicate that China is divided into three major industrial correlation regions with Shandong, Shanghai and Hainan as the core respectively while marine departments are still lack of correlation among them. According to calculation results...
We addressed two areas of concern regarding the analysis of a financial time series with a correlation structure, coarse graining (or renormalization) and the extraction of leading and lagging structures. We introduce the complex Hilbert principal component analysis to solve these two problems, and apply them to the time series of 33 Tokyo Stock Exchange industry indices and Tokyo Stock Price Index...
Apache Spark is commonly used as a big data analytical platform on powerful computer clusters, as it primarily employ the main computer memory for the evaluation. Our attempt adds self-organizing map software libraries onto a single big data analytical stack and is efficient and fast enough even on a standard single computer. This innovative approach brings the big data analysis to researchers with...
In the complex industry processes, failures occurred during manufacturing may deteriorate the final product quality, which results in a large number of scrapped products and thus a huge loss of the manufacturing Yield. To control the production steps, alarms go off to indicate occurred problems. However, alarms may be frequently raised which reduces the ability of operators to manage plant abnormalities...
This paper makes an empirical test on the correlation between financial restatement and audit report lag (ARL) using data of non-financial listed companies in China during the period 2009–2012. The empirical results show that there is a significant positive correlation between financial restatement and ARL. The longer the ARL is, the more likely it is for the company to perform a financial restatement...
This paper investigates the M&A performance of coal listed companies in our country that experienced M&A from the years 2008 to 2012. The factor analysis method and comparative analysis method are employed and further the multiple regression analysis is used to identify the important factors for short-term M&A performance. The results show that the performance of coal companies in our...
This paper investigates the influence of internal control on executive pay-performance sensitivity in public welfare SOE and commercial SOE in China by empirical study. Finally, we find that the implementation of internal control can not improve executive pay-performance sensitivity in all kinds of SOE, which means the reform of state-owned enterprises in China can not be the same mode. We need to...
The synchronization of stock price in recent years is the hot topic of corporate finance. In this paper, we use the data of A share listed companies in China in 2010–2015 to study the barrier of separation of two rights (control right and cash flow right) to market information transmission characterized by stock price synchronization. The results show that: firstly, the separation of the two powers...
Due to the fact that Pearson correlation coefficient could not reflect the nonlinear correlation of stock return, this paper uses the tail correlation coefficient to construct the complex network and analyzes the network structure of Chinese stock market. The results show that the network of Chinese stock market shares the small-world and scale-free characteristics, and Hub nodes mainly focus on finance,...
Timber Purchasing Managers' Index (PMI) has been perceived as the barometer of timber industry evolution. The weight scheme is at the core of constructing the index. In this study, an in-depth analysis on the weight scheme of Timber PMI is conducted. The empirical results reveal that the current weight does not affect the leading function of Timber PMI, but it is not the optimal weighting method....
Threat detection is one of the basic mechanisms for protecting a network, as prevention does not suffice. Finding an attack is difficult because the most harmful ones are specially prepared against a specific victim and crafted for the first time. The contribution of a human expert is still needed for their detection, no matter how effective automatic methods used nowadays can appear. Moreover, in...
Universities are required to prepare the best quality graduate. Therefore, they will be ready to contend and to be an ambitious individual in the real world. All graduates are judged by their Grade Point Average (GPA). Therefore, in Indonesia, it is critical to maintaining a good GPA from the first semester until the graduation. Although the student is the main actor, it is not only their job to maintain...
One of the technology utilization in tourism industry is doing the online promotion through website and social media. Many organizations, from government or private institution, build their own e-tourism, so that the tourists can get enough information to realize their plan for a holiday trip. The aim of this study is to adduce factors of e-tourism that have significance influences in affecting tourist's...
This paper intends to determine the impact of pursuing a strategy for innovation on capital structure decisions and performance. It builds on the R&D management research which is country-focused and utilizes an international sample. This is significant when considering the sample of the study. While past studies have focused on single country samples, this study utilizes the most innovative firms...
The landscape of personnel recruitment has been changed with the emerging trend of online approaches whereas the past custom was accompanied with face to face interview approach with time consuming process flows in recruitment decision making. Online interviews can be used as an initial study to the formation of first impressions for initial screening and shortlisting purposes. Therefore, in this...
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