Abstract: Method for automatically assessing performance of a driver (110) of a vehicle (100) for a particular trip, wherein current driving data sets, comprising basic driving data are repeatedly read from the vehicle, which method comprises the steps a) collecting previous-trip driving data sets, comprising instantaneous vehicle energy consumption, for different previous trips, different drivers and different vehicles; b) for each of said current-trip driving data sets, selecting at least one corresponding previous-trip driving data set; c) calculating a relative instantaneous vehicle energy consumption value for said selected corresponding previous-trip driving data set or sets, which is relative to a total energy consumption for a respective trip during which the previous-trip driving data set in question was observed; d) calculating a value of the said first trip performance parameter based upon an average value of said calculated relative instantaneous energy consumptions. The invention also relates to a system.

Abstract: Method for automatically assessing performance of a driver (110) of a vehicle (100) for a particular trip, wherein current driving data sets, comprising basic driving data are repeatedly read from the vehicle, which method comprises the steps a) collecting previous-trip driving data sets, comprising instantaneous vehicle energy consumption, for different previous trips, different drivers and different vehicles; b) grouping said previous-trip driving data sets into basic historic groups and calculating a respective group performance parameter; c) further grouping said previous-trip driving data sets into extended historic groups; d) mapping each current-trip data set to said extended historic groups; and e) calculating a current-trip performance parameter based upon the group performance parameter values of the respective basic historic groups corresponding to previous-trip driving data sets comprised in the extended historic group to which a current-trip data set was matched in step d.

Abstract: Method for automatically assessing performance of a driver (110) of a vehicle (100) for a particular trip, wherein current driving data sets, comprising basic driving data are repeatedly read from the vehicle, which method comprises the steps a) collecting previous-trip driving data sets, comprising instantaneous vehicle energy consumption, for different previous trips, different drivers and different vehicles; b) classifying said previous-trip driving data sets into collections corresponding to vehicle classes; c) classifying the current vehicle (100) into a current class; and d) calculating a performance parameter for the current trip based upon respective performance parameters for previous-trip driving data sets in said current collection; wherein the basic parameter set comprises vehicle velocity and engine rotation speed and/or motor load and energy consumption, and wherein the class-defining parameters comprise characteristic engine rotation speed per vehicle velocity and/or characteristic energy consu

Abstract: Method for automatically assessing performance of a driver (110) of a vehicle (100) for a particular trip, wherein current driving data sets, comprising basic driving data are repeatedly read from the vehicle, which method comprises the steps a) collecting previous-trip driving data sets, comprising instantaneous vehicle energy consumption and instantaneous vehicle velocity, for different previous trips, different drivers and different vehicles; b) for a plurality of said previous-trip datasets, calculating a respective relative instantaneous vehicle energy consumption value; c) calculating a characteristic vehicle relative energy consumption function; and d) calculating a value of a trip performance parameter based upon a weighted average value of the respective relative instantaneous energy consumptions for previous-trip data sets that correspond to each of said current-trip data sets, which weighting is performed using said characteristic vehicle relative energy consumption function.

Abstract: Method for automatically assessing performance of a driver (110) of a vehicle (100) for a particular trip, wherein current driving data sets, comprising basic driving data are repeatedly read from the vehicle, which method comprises the steps a) collecting previous-trip driving data sets, comprising instantaneous vehicle energy consumption, for different previous trips, different drivers and different vehicles; b) mapping said current-trip driving data sets to a basic historic groups; and c) calculating a performance parameter value for the current trip based upon a respective group performance parameter value for each basic historic group; wherein said basic parameter set comprises velocity, engine rotation speed, velocity change and engine rotation speed change, and/or motor load, energy consumption, motor load change and energy consumption change. The invention also relates to a system.

Abstract: Method for automatically assessing performance of a driver (110) of a vehicle (100) for a particular trip, wherein current driving data sets, comprising basic driving data are repeatedly read from the vehicle, which method comprises the steps a) collecting previous-trip driving data sets comprising instantaneous vehicle energy consumption, for different previous trips, different drivers and different vehicles; b) grouping said previous-trip driving data sets into basic historic groups of such sets; c) mapping each current driving data set to a basic historic group; and d) calculating an energy consumption-based trip performance parameter value for the current trip based upon a respective energy consumption-based group performance parameter value for the mapped basic historic groups, which group performance parameter value in turn is calculated based upon the respective instantaneous energy consumption value in the respective previous-trip driving data sets in the basic historic group in question.

Abstract: Method for automatically assessing performance of a driver (110) of a vehicle (100) for a particular trip, wherein current driving data sets, comprising basic driving data are repeatedly read from the vehicle, which method comprises the steps a) collecting previous-trip driving data sets, comprising instantaneous vehicle energy consumption, for different previous trips, different drivers and different vehicles; b) for each of said current-trip driving data sets, selecting a corresponding previous-trip data set; c) calculating the value of said second trip performance parameter based upon the respective values of a first trip performance parameter for each of said selected previous-trip driving data sets, which first trip performance parameter is calculated for the previous-trip data set in question as a relative trip performance of the previous-trip data set in question in relation to the trip during which the previous-trip data set was observed. The invention also relates to a system.