DDGS: A Network Coding Scheme for Dynamic Adaptation to Heterogeneous Vehicular Networks

Table 1

Summary of symbols.

Symbols	Description
	Link set between the sender and the receiver
	Sequence number of a link
	The link with the largest delay
	The link with the minimum delay
	Sequence number of a batch
	Number of packets arriving in the same batch
	Bandwidth of link
	Round-trip delay of link
	Packet loss rate of link
	Delay of single packet on link
	Sequence number of a group
	Group size of the group
	Number of redundant packets appended to group
	Coding matrix for group
	Decoding matrix for group