----------------------------- MEASUREMENT METADATA ------------------------------ year : the year in which the measurement was taken, contains value "2020" or "2021" location : the location in which the measurement was taken, contains value "Wuerzburg" or "Zagreb" bandwidth : bandwidth limitation set for the measurement, contains value "unlimited", "1Mbps" or "stochastic" adblock : if an adblock plugin was used value is set to "1", else it is "0" session : identifier of the video streaming session, uniquely identifies a video playback -------------- TRAFFIC FEATURES calculated for the 1-second window -------------- packets : total packet count u_packets : uplink packet count d_packets : downlink packet count packets_u_ratio : ratio of packets with uplink direction packets_d_ratio : ratio of packets with downlink direction volume : total traffic volume u_volume : uplink traffic volume d_volume : downlink traffic volume volume_u_ratio : ratio of traffic volume with uplink direction volume_d_ratio : ratio of traffic volume with downlink direction packets_tcp : TCP packets count packets_udp : UDP packets count packets_tcp_ratio : ratio of packets sent via TCP packets_udp_ratio : ratio of packets sent via UDP volume_tcp : TCP packets traffic volume volume_udp : UDP packets traffic volume volume_tcp_ratio : ratio of traffic volume sent via TCP volume_udp_ratio : ratio of traffic volume sent via UDP burst : duration of the burst within the time slot u_burst : duration of the uplink burst within the time slot d_burst : duration of the downlink burst within the time slot until_first_packet : time from time slot start to the first packet u_until_first_packet : time from time slot start to the first uplink packet d_until_first_packet : time from time slot start to the first downlink packet after_last_packet : time from the last packet to the time slot end u_after_last_packet : time from the last uplink packet to the time slot end d_after_last_packet : time from the last downlink packet to the time slot end throughput : total throughput u_throughput : uplink throughput d_throughput : downlink throughput burst_throughput : total burst throughput u_burst_throughput : uplink burst throughput d_burst_throughput : downlink burst throughput u_byte_mean : mean from the distribution of uplink packet length u_byte_var : variance from the distribution of uplink packet length u_byte_stddev : standard deviation from the distribution of uplink packet length u_byte_cvar : coefficient of variation from the distribution of uplink packet length u_byte_skew : skewness from the distribution of uplink packet length u_byte_kurt : kurtosis from the distribution of uplink packet length u_byte_min : minimum from the distribution of uplink packet length u_byte_max : maximum from the distribution of uplink packet length u_iat_mean : mean from the distribution of uplink packet interarrival time u_iat_var : variance from the distribution of uplink packet interarrival time u_iat_stddev : standard deviation from the distribution of uplink packet interarrival time u_iat_cvar : coefficient of variation from the distribution of uplink packet interarrival time u_iat_skew : skewness from the distribution of uplink packet interarrival time u_iat_kurt : kurtosis from the distribution of uplink packet interarrival time u_iat_min : minimum from the distribution of uplink packet interarrival time u_iat_max : maximum from the distribution of uplink packet interarrival time u_r_slope : slope of the regression line which fits the cumulative upload volume u_r_intcpt : intercept of the regression line which fits the cumulative upload volume d_byte_mean : mean from the distribution of downlink packet length d_byte_var : variance from the distribution of downlink packet length d_byte_stddev : standard deviation from the distribution of downlink packet length d_byte_cvar : coefficient of variation from the distribution of downlink packet length d_byte_skew : skewness from the distribution of downlink packet length d_byte_kurt : kurtosis from the distribution of downlink packet length d_byte_min : minimum from the distribution of downlink packet length d_byte_max : maximum from the distribution of downlink packet length d_iat_mean : mean from the distribution of downlink packet interarrival time d_iat_var : variance from the distribution of downlink packet interarrival time d_iat_stddev : standard deviation from the distribution of downlink packet interarrival time d_iat_cvar : coefficient of variation from the distribution of downlink packet interarrival time d_iat_skew : skewness from the distribution of downlink packet interarrival time d_iat_kurt : kurtosis from the distribution of downlink packet interarrival time d_iat_min : minimum from the distribution of downlink packet interarrival time d_iat_max : maximum from the distribution of downlink packet interarrival time d_r_slope : slope of the regression line which fits the cumulative download volume d_r_intcpt : intercept of the regression line which fits the cumulative download volume ---------- TRAFFIC FEATURES calculated for the 3-second trend window ------------ t_packets : total packet count tu_packets : uplink packet count td_packets : downlink packet count t_packets_u_ratio : ratio of packets with uplink direction t_packets_d_ratio : ratio of packets with downlink direction t_volume : total traffic volume tu_volume : uplink traffic volume td_volume : downlink traffic volume t_volume_u_ratio : ratio of traffic volume with uplink direction t_volume_d_ratio : ratio of traffic volume with downlink direction t_packets_tcp : TCP packets count t_packets_udp : UDP packets count t_packets_tcp_ratio : ratio of packets sent via TCP t_packets_udp_ratio : ratio of packets sent via UDP t_volume_tcp : TCP packets traffic volume t_volume_udp : UDP packets traffic volume t_volume_tcp_ratio : ratio of traffic volume sent via TCP t_volume_udp_ratio : ratio of traffic volume sent via UDP t_burst : duration of the burst within the time slot tu_burst : duration of the uplink burst within the time slot td_burst : duration of the downlink burst within the time slot t_until_first_packet : time from time slot start to the first packet tu_until_first_packet : time from time slot start to the first uplink packet td_until_first_packet : time from time slot start to the first downlink packet t_after_last_packet : time from the last packet to the time slot end tu_after_last_packet : time from the last uplink packet to the time slot end td_after_last_packet : time from the last downlink packet to the time slot end t_throughput : total throughput tu_throughput : uplink throughput td_throughput : downlink throughput t_burst_throughput : total burst throughput tu_burst_throughput : uplink burst throughput td_burst_throughput : downlink burst throughput tu_byte_mean : mean from the distribution of uplink packet length tu_byte_var : variance from the distribution of uplink packet length tu_byte_stddev : standard deviation from the distribution of uplink packet length tu_byte_cvar : coefficient of variation from the distribution of uplink packet length tu_byte_skew : skewness from the distribution of uplink packet length tu_byte_kurt : kurtosis from the distribution of uplink packet length tu_byte_min : minimum from the distribution of uplink packet length tu_byte_max : maximum from the distribution of uplink packet length tu_iat_mean : mean from the distribution of uplink packet interarrival time tu_iat_var : variance from the distribution of uplink packet interarrival time tu_iat_stddev : standard deviation from the distribution of uplink packet interarrival time tu_iat_cvar : coefficient of variation from the distribution of uplink packet interarrival time tu_iat_skew : skewness from the distribution of uplink packet interarrival time tu_iat_kurt : kurtosis from the distribution of uplink packet interarrival time tu_iat_min : minimum from the distribution of uplink packet interarrival time tu_iat_max : maximum from the distribution of uplink packet interarrival time tu_r_slope : slope of the regression line which fits the cumulative upload volume tu_r_intcpt : intercept of the regression line which fits the cumulative upload volume td_byte_mean : mean from the distribution of downlink packet length td_byte_var : variance from the distribution of downlink packet length td_byte_stddev : standard deviation from the distribution of downlink packet length td_byte_cvar : coefficient of variation from the distribution of downlink packet length td_byte_skew : skewness from the distribution of downlink packet length td_byte_kurt : kurtosis from the distribution of downlink packet length td_byte_min : minimum from the distribution of downlink packet length td_byte_max : maximum from the distribution of downlink packet length td_iat_mean : mean from the distribution of downlink packet interarrival time td_iat_var : variance from the distribution of downlink packet interarrival time td_iat_stddev : standard deviation from the distribution of downlink packet interarrival time td_iat_cvar : coefficient of variation from the distribution of downlink packet interarrival time td_iat_skew : skewness from the distribution of downlink packet interarrival time td_iat_kurt : kurtosis from the distribution of downlink packet interarrival time td_iat_min : minimum from the distribution of downlink packet interarrival time td_iat_max : maximum from the distribution of downlink packet interarrival time td_r_slope : slope of the regression line which fits the cumulative download volume td_r_intcpt : intercept of the regression line which fits the cumulative download volume ---- TRAFFIC FEATURES calculated for the session (until the current window) ----- c_packets : total packet count cu_packets : uplink packet count cd_packets : downlink packet count c_packets_u_ratio : ratio of packets with uplink direction c_packets_d_ratio : ratio of packets with downlink direction c_volume : total traffic volume cu_volume : uplink traffic volume cd_volume : downlink traffic volume c_volume_u_ratio : ratio of traffic volume with uplink direction c_volume_d_ratio : ratio of traffic volume with downlink direction c_packets_tcp : TCP packets count c_packets_udp : UDP packets count c_packets_tcp_ratio : ratio of packets sent via TCP c_packets_udp_ratio : ratio of packets sent via UDP c_volume_tcp : TCP packets traffic volume c_volume_udp : UDP packets traffic volume c_volume_tcp_ratio : ratio of traffic volume sent via TCP c_volume_udp_ratio : ratio of traffic volume sent via UDP c_burst : duration of the burst within the time slot cu_burst : duration of the uplink burst within the time slot cd_burst : duration of the downlink burst within the time slot c_until_first_packet : time from time slot start to the first packet cu_until_first_packet : time from time slot start to the first uplink packet cd_until_first_packet : time from time slot start to the first downlink packet c_after_last_packet : time from the last packet to the time slot end cu_after_last_packet : time from the last uplink packet to the time slot end cd_after_last_packet : time from the last downlink packet to the time slot end c_throughput : total throughput cu_throughput : uplink throughput cd_throughput : downlink throughput c_burst_throughput : total burst throughput cu_burst_throughput : uplink burst throughput cd_burst_throughput : downlink burst throughput cu_byte_mean : mean from the distribution of uplink packet length cu_byte_var : variance from the distribution of uplink packet length cu_byte_stddev : standard deviation from the distribution of uplink packet length cu_byte_cvar : coefficient of variation from the distribution of uplink packet length cu_byte_skew : skewness from the distribution of uplink packet length cu_byte_kurt : kurtosis from the distribution of uplink packet length cu_byte_min : minimum from the distribution of uplink packet length cu_byte_max : maximum from the distribution of uplink packet length cu_iat_mean : mean from the distribution of uplink packet interarrival time cu_iat_var : variance from the distribution of uplink packet interarrival time cu_iat_stddev : standard deviation from the distribution of uplink packet interarrival time cu_iat_cvar : coefficient of variation from the distribution of uplink packet interarrival time cu_iat_skew : skewness from the distribution of uplink packet interarrival time cu_iat_kurt : kurtosis from the distribution of uplink packet interarrival time cu_iat_min : minimum from the distribution of uplink packet interarrival time cu_iat_max : maximum from the distribution of uplink packet interarrival time cu_r_slope : slope of the regression line which fits the cumulative upload volume cu_r_intcpt : intercept of the regression line which fits the cumulative upload volume cd_byte_mean : mean from the distribution of downlink packet length cd_byte_var : variance from the distribution of downlink packet length cd_byte_stddev : standard deviation from the distribution of downlink packet length cd_byte_cvar : coefficient of variation from the distribution of downlink packet length cd_byte_skew : skewness from the distribution of downlink packet length cd_byte_kurt : kurtosis from the distribution of downlink packet length cd_byte_min : minimum from the distribution of downlink packet length cd_byte_max : maximum from the distribution of downlink packet length cd_iat_mean : mean from the distribution of downlink packet interarrival time cd_iat_var : variance from the distribution of downlink packet interarrival time cd_iat_stddev : standard deviation from the distribution of downlink packet interarrival time cd_iat_cvar : coefficient of variation from the distribution of downlink packet interarrival time cd_iat_skew : skewness from the distribution of downlink packet interarrival time cd_iat_kurt : kurtosis from the distribution of downlink packet interarrival time cd_iat_min : minimum from the distribution of downlink packet interarrival time cd_iat_max : maximum from the distribution of downlink packet interarrival time cd_r_slope : slope of the regression line which fits the cumulative download volume cd_r_intcpt : intercept of the regression line which fits the cumulative download volume ------------------------------ ESTIMATION TARGETS ------------------------------- resolution_class : set to "high" if greater or equal to 700p, else "low" bitrate_class : set to "high" if greater or equal to 500 kbps, else "low" stalling_class : set to "false" if no stalling occurred, else "true"