Machine learning on a blockchain

1. An internet of things (IoT) device comprising:

a memory storing instructions; and

at least one processor configured to execute the instructions to:

in response to an input, identify a dataset of usage data generated by the IoT device to be processed for responding to the input;

divide the dataset into a plurality of sub-datasets by forking at least one smart contract;

identify at least one other IoT device which processes at least one sub-dataset of the plurality of sub-datasets, wherein the at least one other IoT device is identified as having capacity to process the at least one sub-dataset based on user information, the user information comprising profile information of a user, behavior pattern information of the user, routine information of the user, or calendar information of the user;

assign the at least one sub-dataset to the at least one other IoT device to process the at least one sub-dataset and generate at least one processed sub-dataset; and

receive, from the at least one other IoT device, at least one output of the at least one processed sub-dataset to generate a response to the input.

2. The IoT device of claim 1 , wherein the at least one output of the at least one processed sub-dataset is added as a block in a distributed ledger network.

3. The IoT device of claim 1 , wherein the at least one processor is further configured to execute the instructions to:

generate a smart contract with the at least one other IoT device to process the at least one sub-dataset; and

assign the at least one sub-dataset to the at least one other IoT device based on the smart contract with the at least one other IoT device, and

wherein the at least one output of the at least one processed sub-dataset is verified on a distributed ledger network based on the smart contract with the at least one other IoT device.

4. The IoT device of claim 1 , wherein the dataset comprises a machine learning (ML) model, and the plurality of sub-datasets comprises a plurality of sub-models.

5. The IoT device of claim 1 , wherein the at least one processor is further configured to execute the instructions to:

process a sub-dataset to produce a local output; and

aggregate the local output, and the at least one output of the at least one processed sub-dataset to generate an aggregation of outputs and the response to the input.

6. The IoT device of claim 5 , wherein the at least one processor is further configured to execute the instructions to:

generate a ML model based on the aggregation of outputs to generate the response to the input by using the ML model.

7. The IoT device of claim 5 , wherein the input is divided into a label input and a non-label input, and each output for each divided input are aggregated to generate the response to the input.

8. The IoT device of claim 1 , wherein the at least one other IoT device is identified based on processing capability of the at least one other IoT device.

9. The IoT device of claim 1 , wherein the at least one processor is further configured to execute the instructions to detect a context associated with the dataset, wherein the at least one other IoT device is identified based on the context associated with the dataset.

10. The IoT device of claim 1 , wherein the at least one other IoT device is identified based on a predetermined criteria when at least two users are detected by the IoT device.

11. A method comprising:

in response to an input, identifying a dataset of usage data generated by an internet of things (IoT) device to be processed for responding to the input;

dividing the dataset into a plurality of sub-datasets by forking at least one smart contract;

identifying at least one other IoT device which processes at least one sub-dataset of the plurality of sub-datasets, wherein the at least one other IoT device is identified as having capacity to process the at least one sub-dataset based on user information, the user information comprising profile information of a user, behavior pattern information of the user, routine information of the user, or calendar information of the user-of a user;

assigning the at least one sub-dataset to the at least one other IoT device to process the at least one sub-dataset and generate at least one processed sub-dataset; and

receiving, from the at least one other IoT device, an output of the at least one processed sub-dataset to generate a response to the input.

12. A method performed by an internet of things (IoT) device, the method comprising:

receiving from another IoT device a sub-dataset divided from a dataset which is identified, at the other IoT device, for responding to an input, the dataset being of usage data generated by the other IoT device;

processing the sub-dataset to produce an output; and

transmitting, to the other IoT device, the output to generate a response to the input,

wherein the sub-dataset is divided by forking at least one smart contract, and

wherein the IoT device has been identified to receive the sub-dataset based on user information, the user information comprising profile information of a user, behavior pattern information of the user, routine information of the user, or calendar information of the user.

13. A non-transitory computer readable medium comprising instructions which, when the instructions are executed by at least one processor, cause the at least one processor to carry out the method of claim 12 .

14. The IoT device of claim 3 , wherein the smart contract with the at least one other IoT device defines a rule of transaction between the IoT device and the at least one other IoT device.

15. The IoT device of claim 3 , wherein the smart contract with the at least one other IoT device is linked to the distributed ledger network for the at least one other IoT device.

16. The IoT device of claim 3 , wherein the at least one smart contract corresponds to the dataset,

wherein the smart contract with the at least one other IoT device is generated by forking the at least one smart contract, and

wherein the smart contract with the at least one other IoT device corresponds to the at least one sub-dataset.

17. The IoT device of claim 3 , wherein the smart contract with the at least one other IoT device is executed for processing the at least one sub-dataset.

18. The IoT device of claim 1 , wherein the input is received at the IoT device from another IoT device included in the at least one other IoT device.

19. A non-transitory computer readable medium comprising instructions which, when executed by at least one processor, cause the at least one processor to carry out the method of claim 11 .