Abstract: One object is to fully bring out attractiveness of competitive livestreams. A server includes a circuitry configured to: receive, from a first livestreamer terminal, first operation information of a first game generated based on input by a first livestreamer delivering a first livestream; receive, from a second livestreamer terminal, second operation information of a second game generated based on input by a second livestreamer delivering a second livestream; progress the first and second games based on the first and second operation information; transmit video data of the first and second livestreams and data of the first and second games together to a first viewer terminal of a first viewer of the first livestream and a second viewer terminal of a second viewer of the second livestream; receive a signal indicating use of a gift by the first viewer; and perform processing to negatively impact the second game.

Abstract: A teammate recommendation method for a multiplayer online game is proposed. The teammate recommendation method includes the steps of: determining one or more characteristic values for each of a plurality of players based on past game performance information of the players; dividing the players into a plurality of groups based on the characteristic values of the players; determining a Key Performance Indicator (KPI) for each of a plurality of combinations of the groups based on teammate information and team ranking of each game in the past game performance information; selecting one of the combinations, which includes a first group that the first player belongs to, based on the KPIs of the combinations; and recommending one or more second players based on the selected combination.

Abstract: A teammate recommendation method for a multiplayer online game is proposed. The teammate recommendation method includes the steps of: determining one or more characteristic values for each of a plurality of players based on past game performance information of the players; dividing the players into a plurality of groups based on the characteristic values of the players; determining a Key Performance Indicator (KPI) for each of a plurality of combinations of the groups based on teammate information and team ranking of each game in the past game performance information; selecting one of the combinations, which includes a first group that the first player belongs to, based on the KPIs of the combinations; and recommending one or more second players based on the selected combination.

Abstract: A method and a system for recommending a teammate for a team game are provided. The method includes the following: searching game data, where the game data includes a plurality of game evaluation parameters; choosing a target parameter from the game evaluation parameters, where a correlation between the target parameter and at least one game experience index is greater than a correlation between remaining parameters and the at least one game experience index; automatically selecting a target role position according to the target parameter and a first game role position of a chosen game role; automatically selecting a target game role according to the target role position; and recommending a player to be teamed up who plans to use the target game role to play the game as a teammate according to the target game role.

Abstract: A method and a system for recommending a teammate for a team game are provided. The method includes the following: searching game data, where the game data includes a plurality of game evaluation parameters; choosing a target parameter from the game evaluation parameters, where a correlation between the target parameter and at least one game experience index is greater than a correlation between remaining parameters and the at least one game experience index; automatically selecting a target role position according to the target parameter and a first game role position of a chosen game role; automatically selecting a target game role according to the target role position; and recommending a player to be teamed up who plans to use the target game role to play the game as a teammate according to the target game role.