diff options
Diffstat (limited to 'TapTogglingFramework.m')
| -rw-r--r-- | TapTogglingFramework.m | 139 |
1 files changed, 139 insertions, 0 deletions
diff --git a/TapTogglingFramework.m b/TapTogglingFramework.m new file mode 100644 index 0000000..3ab9390 --- /dev/null +++ b/TapTogglingFramework.m @@ -0,0 +1,139 @@ +classdef TapTogglingFramework < handle + % Simple framework for tap toggling experiments + % Supports both stateless and stateful algorithms + + properties + algorithmType % String identifier for the algorithm + state % For stateful algorithms + end + + methods + function obj = TapTogglingFramework(algorithmType, LMSUpdateObj) + % Store the algorithm type as a string + obj.algorithmType = algorithmType; + + % Initialize state based on algorithm type + switch algorithmType + case 'base' + obj.state = []; + + case 'allzeros' + obj.state = []; + + case 'mincoeff' + obj.state = struct('N', 10 , 'startPoint', 0.8); + + case 'leveraged' + obj.state = LeveragedLMS(LMSUpdateObj); + + case 'threshold' + obj.state = struct('thresholdPercent', 0.1, 'startPoint', 0.95); + + case 'informedMinC' + obj.state = InformedMinCoeff(LMSUpdateObj); + + case 'marginLock' + obj.state = MarginLock(LMSUpdateObj); + + otherwise + error('Unknown algorithm type: %s', algorithmType); + end + end + + function mask = getMask(obj, taps, LMSUpdateObj) + % Dispatch based on algorithm type string + mask = ones(size(taps)); + + switch obj.algorithmType + case 'base' + mask = obj.simpleToggle(taps); + + case 'allzeros' + mask = zeros(size(taps)); + + case 'mincoeff' + mask = obj.minCoeffToggle(taps, LMSUpdateObj); + + case 'threshold' + mask = obj.thresholdToggle(taps, LMSUpdateObj); + + case 'leveraged' + mask = obj.LMSToggle(taps, LMSUpdateObj); + + case 'informedMinC' + mask = obj.informedMinCToggle(taps, LMSUpdateObj); + + case 'marginLock' + mask = obj.MarginLockToggle(taps, LMSUpdateObj); + + otherwise + error('Unknown algorithm type: %s', obj.algorithmType); + end + end + + %% Algorithms ---------------------------------------------------------------- + + function mask = simpleToggle(obj, taps) + mask = ones(size(taps)); + end + + function mask = minCoeffToggle(obj, taps, LMSUpdateObj) + mask = ones(size(taps)); + + if isempty(obj.state) || ~isfield(obj.state, 'N') || ~isfield(obj.state, 'startPoint') + return; + end + + if LMSUpdateObj.IterCount > round(obj.state.startPoint * LMSUpdateObj.NumSymbolFramesAdaptation * LMSUpdateObj.WindowSize) || LMSUpdateObj.Adapting == 0 + mask = MinCoeff(taps,obj.state.N); + end + end + + function mask = thresholdToggle(obj, taps, LMSUpdateObj) + mask = ones(size(taps)); + + if isempty(obj.state) || ~isfield(obj.state, 'thresholdPercent') || ~isfield(obj.state, 'startPoint') + return; + end + + if LMSUpdateObj.IterCount > round(obj.state.startPoint * LMSUpdateObj.NumSymbolFramesAdaptation * LMSUpdateObj.WindowSize) || LMSUpdateObj.Adapting == 0 + mask = Threshold(taps,obj.state.thresholdPercent); + end + end + + function mask = LMSToggle(obj, taps, LMSUpdateObj) + mask = ones(size(taps)); + + % Necessary otherwise simulink complains + if isobject(obj.state) && ismethod(obj.state, 'GetFFETapsMask') + mask = obj.state.GetFFETapsMask(LMSUpdateObj); + else + mask = ones(size(taps)); + end + end + + function mask = informedMinCToggle(obj, taps, LMSUpdateObj) + mask = ones(size(taps)); + + % Necessary otherwise simulink complains + startTime = round((LMSUpdateObj.StartDFEAdaptTime + 50) * LMSUpdateObj.WindowSize); + if isobject(obj.state) && ismethod(obj.state, 'GetFFETapsMask') && LMSUpdateObj.IterCount > startTime + mask = obj.state.GetFFETapsMask(LMSUpdateObj); + else + mask = ones(size(taps)); + end + end + + function mask = MarginLockToggle(obj, taps, LMSUpdateObj) + mask = ones(size(taps)); + + % Necessary otherwise simulink complains + if isobject(obj.state) && ismethod(obj.state, 'GetFFETapsMask') + mask = obj.state.GetFFETapsMask(LMSUpdateObj); + else + mask = ones(size(taps)); + end + end + + end +end
\ No newline at end of file |