This paper develops and illustrates a case in manufacturing management, using the instance of justifying quality improvement of ball bearings—a common precision product whose correct manufacture and assembly greatly affects their efficiency, utility and life. Mass-produced at high speed, bearings extend a fertile domain for benefiting from QA apparatus including Gage R&R, ISO standards, samplin...

rapid expansions of new location-based services signify the need for finding accurate localization techniques for indoor environments. among different techniques, rss-based  schemes and in particular oneof its variants which is based on graph-based semi-supervised learning (g-ssl) are widely-used approaches the superiority of this scheme is that it has low setup/training cost and at the same ti...

Public spending programs aimed at alleviating poverty can either be broadly targeted at categories of spending or narrowly targeted at types of people. Each approach has benefits and costs to the poor. It is often claimed that narrow targeting of the poor will allow governments to reduce poverty more effectively and at lower cost. But narrow targeting often has hidden costs, and once these cost...

Today most organizations run their daily operations using data at their disposal. However, a vast majority of the organizations do not have adequate process and tools to maintain high quality operational data at all times. One of the key reasons for this is the lack of appreciation of the damages that low quality data can bring to an organization, and the cost of ensuring high quality of data. ...