When computing NDCG with the second formulation of DCG, the base of the log does not matter, but the base of the log does affect the value of NDCG for the first formulation. Clearly, the base of the log affects the value of DCG in both formulations.
407 and 321. Orlando, FL utilizes an area code overlay in which area codes 321 and 407 serve the same geographic area. Ten digit dialing (area code + seven digit number) is necessary. In addition to Orlando, FL area code information read more about area codes 321 and 407 details and Florida area codes. Orlando, FL is located in Orange County and observes the Eastern Time Zone. View our Times by Area Code tool.
The 954 area code belongs to the state of Florida (FL) and some of the locations covered are Fort Lauderdale, Hollywood and more: