Cluster analysis was used to categorize drivers based on their risk levels and random coefficient models were used to assess changes in drivers' eye glance behavior.
The announcement comes as Uber's legal battle over whether it should categorize drivers as employees or independent contractors continues, and Uber tells TechCrunch that it designed the retirement savings feature based on driver feedback.
Then the investigators gathered statistics on height and weight from driver's licenses and categorized the drivers of wrecked cars into four groups based on body mass index.
In Uber's case, drivers who were contracted through the site claimed that the company skimmed their tips, while Lyft drivers alleged that the site improperly categorized the drivers who use the sites.
Drivers were categorized into top drivers and ordinary drivers by their daily income.
Because drivers spend a large amount of time away from the terminals, job title was categorized into "driver" (P&D and long-haul drivers) and "nondriver" (all other job titles).
Data availability categorized by drivers of interest is shown in Figure 2. The data were collected for the HealthScapes Project (http://healthscapes.io), an initiative launched in 2009 to assemble and collaboratively curate global open data of relevance to the global health research community.
In cancer research, somatic mutations can be categorized as driver mutations and passenger mutations.
Since Uber doesn't categorize its drivers as employees, organizers admit they're having trouble finding the best way to get drivers recognized.
The rationale for acceptance in the submissions extracted was not quantified, as it proved difficult to objectively categorize decision drivers.
