Systems and methods for controlling communications based on machine learned information
Systems and methods for operating a communication device. The methods comprise: receiving a signal at the communication device; performing, by the communication device, one or more machine learning algorithms using at least one feature of the signal as an input to generate a plurality of scores (each score representing a likelihood that the signal was modulated using a given modulation type of a plurality of different modulation types); assigning a modulation class to the signal based on the plurality of scores; determining whether a given wireless channel is available based at least on the modulation class assigned to the signal; and selectively using the given wireless channel for communicating signals based on results of the determining.
1. A method for operating a communication device, comprising:
receiving a signal at the communication device;
performing, by the communication device, one or more machine learning algorithms using at least one feature of the signal as an input to generate a plurality of scores, each said score representing a likelihood that the signal was modulated using a given modulation type of a plurality of different modulation types;
selecting a score from the plurality of scores based on results of a game theory analysis;
assigning a modulation class to the signal based on the plurality of scores, wherein the modulation class is associated with the selected score;
determining whether a given wireless channel is available based at least on the modulation class assigned to the signal; and
selectively using the given wireless channel for communicating signals based on results of said determining.
2. The method according to claim 1 , wherein the communication device comprises a cognitive radio.
3. The method according to claim 1 , further comprising selecting a score from the plurality of scores which has a highest value.
4. The method according to claim 3 , wherein the modulation class is associated with the selected score.
5. The method according to claim 1 , further comprising deciding whether a source of the signal is a primary user of the given wireless channel based at least on the modulation class assigned to the signal.
6. The method according to claim 5 , wherein a determination is made that the given wireless channel is unavailable when a decision is made that the primary user is the source of the signal.
7. The method according to claim 5 , wherein the deciding is further based on a bit rate and a center frequency of the signal.
8. The method according to claim 1 , wherein each of the plurality of scores comprises a goodness-of-fit-predicted score.
9. A communication device, comprising:
a processor; and
a non-transitory computer-readable storage medium comprising programming instructions that are configured to cause the processor to implement a method for performing communication operations, wherein the programming instructions comprise instructions to:
receive a signal;
effectively store training data for one or more machine learning algorithms, using compressive sensing techniques;
perform one or more machine learning algorithms using at least one feature of the signal as an input to generate a plurality of scores, each said score representing a likelihood that the signal was modulated using a given modulation type of a plurality of different modulation types;
select a score from the plurality of scores based on results of a game theory analysis;
assign a modulation class to the signal based on the plurality of scores, wherein the modulation class is associated with the selected score;
determine whether a given wireless channel is available based at least on the modulation class assigned to the signal; and
selectively use the given wireless channel for communicating signals based on results of said determining.
10. The communication device according to claim 9 , wherein the communication device comprises a cognitive radio.
11. The communication device according to claim 9 , wherein the programming instructions further comprise instructions to select a score from the plurality of scores which has a highest value.
12. The communication device according to claim 11 , wherein the modulation class is associated with the selected score.
13. The communication device according to claim 9 , wherein the programming instructions further comprise instructions to select decide whether a source of the signal is a primary user of the given wireless channel based at least on the modulation class assigned to the signal.
14. The communication device according to claim 13 , wherein a determination is made that the given wireless channel is unavailable when a decision is made that the primary user is the source of the signal.
15. The communication device according to claim 13 , wherein the decision as to whether the source of the signal is the primary user is further based on a bit rate and a center frequency of the signal.
16. The communication device according to claim 9 , wherein each of the plurality of scores comprises a goodness-of-fit-predicted score.
17. The communication device according to claim 9 , wherein compressive sensing techniques are employed to reduce memory storage requirements for the training data used by one or more machine learning algorithms.