Method for performing federated learning in wireless communication system, and apparatus therefor
Proposed are a method for performing federated learning in a wireless communication system, and an apparatus therefor. The method performed by a terminal may comprise the steps of: generating a Q-ary code including i) a restriction-based system part and ii) a parity part by coding restriction-based Q-ary information; determining, on the basis of a preset method, the number T of transmissions of the parity part of the Q-ary code; on the basis of specific channel information from among channel information between a plurality of terminals and a base station participating in the federated learning, allocating power to the system part and T parity parts; and transmitting, on the basis of the allocated power, the system part and the T parity parts to the base station.
1 . A method for performing federated learning in a wireless communication system, the method performed by a user equipment (UE) comprising:
generating a Q-ary code including i) a restriction-based system part and ii) a parity part by coding restriction-based Q-ary information;
determining a number of transmissions (T) of the parity part among the Q-ary code based on a preconfigured way;
allocating power to the system part and T parity parts based on specific channel information among channel information between a plurality of UEs and a base station participating in the federated learning; and
transmitting the system part and the T parity parts to the base station based on the allocated power.
2 . The method of claim 1 , wherein the number of transmissions (T) is determined based on available resources.
3 . The method of claim 1 , wherein a maximum number of the transmissions of the parity part is determined based on a Q-ary related value and a restriction-based Q-ary related value.
4 . The method of claim 3 , wherein the restriction-based Q-ary related value is determined based on at least one of channel state and/or a number of the plurality of UEs.
5 . The method of claim 1 , wherein the system part is modulated based on a modulation order different from the parity part.
6 . The method of claim 1 , further comprising:
receiving the specific channel information from the base station,
wherein the specific channel information is information about a channel with highest noise among channels between the plurality of UEs and the base station.
7 . A user equipment (UE) configured to perform federated learning in a wireless communication system, the UE comprising:
at least one transceiver;
at least one processor functionally connected to the at least one transceiver; and
at least one memory functionally connected to the at least one processor, and storing instructions for causing the at least one processor to perform operations,
wherein the operations includes:
generating a Q-ary code including i) a restriction-based system part and ii) a parity part by coding restriction-based Q-ary information;
determining a number of transmissions (T) of the parity part among the Q-ary code based on a preconfigured way;
allocating power to the system part and T parity parts based on specific channel information among channel information between a plurality of UEs and a base station participating in the federated learning; and
transmitting the system part and the T parity parts to the base station based on the allocated power.
8 . A method for performing federated learning in a wireless communication system, the method performed by a base station comprising:
receiving a system part and T parity parts from a user equipment (UE) based on allocated power,
wherein the system part and parity parts are generated by coding restriction-based Q-ary information,
wherein a number of transmissions (T) of the parity part is determined based on a preconfigured way, and
wherein the allocated power of the system part and T parity parts is determined based on specific channel information among channel information between a plurality of UEs and a base station participating in the federated learning.
9 . The method of claim 8 , wherein the number of transmissions (T) is determined based on available resources.
10 . The method of claim 8 , wherein a maximum number of the transmissions of the parity part is determined based on a Q-ary related value and a restriction-based Q-ary related value.
11 . The method of claim 10 , wherein the restriction-based Q-ary related value is determined based on at least one of channel state and/or a number of the plurality of UEs.
12 . The method of claim 8 , wherein the system part is modulated based on a modulation order different from the parity part.
13 . The method of claim 8 , further comprising:
transmitting the specific channel information to the UE,
wherein the specific channel information is information about a channel with highest noise among channels between the plurality of UEs and the base station.