Revision 25:d2c4c07df02c parameterStore/MAPparamsOHC.m
| parameterStore/MAPparamsOHC.m | ||
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| 57 | 57 |
% Acoustic reflex: maximum attenuation should be around 25 dB Price (1966) |
| 58 | 58 |
% i.e. a minimum ratio of 0.056. |
| 59 | 59 |
% 'spikes' model: AR based on brainstem spiking activity (LSR) |
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OMEParams.rateToAttenuationFactor=0.003; % * N(all ICspikes)
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OMEParams.rateToAttenuationFactor=0.006; % * N(all ICspikes)
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| 61 | 61 |
% OMEParams.rateToAttenuationFactor=0; % * N(all ICspikes) |
| 62 | 62 |
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| 63 | 63 |
% 'probability model': Ar based on AN firing probabilities (LSR) |
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OMEParams.rateToAttenuationFactorProb=0.005;% * N(all ANrates)
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OMEParams.rateToAttenuationFactorProb=0.01;% * N(all ANrates)
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| 65 | 65 |
% OMEParams.rateToAttenuationFactorProb=0;% * N(all ANrates) |
| 66 | 66 |
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| 67 | 67 |
% asymptote should be around 100-200 ms |
| ... | ... | |
| 75 | 75 |
DRNLParams.BFlist=BFlist; |
| 76 | 76 |
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| 77 | 77 |
% DRNL nonlinear path |
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DRNLParams.a=3e4; % nonlinear path gain (below compression threshold) |
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| 79 | 78 |
DRNLParams.a=0; % DRNL.a=0 means no OHCs (no nonlinear path) |
| 80 | 79 |
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| 81 | 80 |
DRNLParams.b=8e-6; % *compression threshold raised compression |
| ... | ... | |
| 100 | 99 |
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| 101 | 100 |
% DRNL MOC efferents |
| 102 | 101 |
DRNLParams.MOCdelay = efferentDelay; % must be < segment length! |
| 102 |
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| 103 | 103 |
% 'spikes' model: MOC based on brainstem spiking activity (HSR) |
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DRNLParams.rateToAttenuationFactor = .009; % strength of MOC |
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DRNLParams.rateToAttenuationFactor = .009; % strength of MOC |
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DRNLParams.rateToAttenuationFactor = .01; % strength of MOC |
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| 106 | 105 |
% DRNLParams.rateToAttenuationFactor = 0; % strength of MOC |
| 106 |
% 'probability' model: MOC based on AN spiking activity (HSR) |
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DRNLParams.rateToAttenuationFactorProb = .005; % strength of MOC |
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% DRNLParams.rateToAttenuationFactorProb = .0; % strength of MOC |
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DRNLParams.MOCrateThreshold =70; % spikes/s probability only |
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| 107 | 110 |
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% 'probability' model: MOC based on AN spiking activity (HSR) |
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DRNLParams.rateToAttenuationFactorProb = .002; % strength of MOC |
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DRNLParams.MOCtau =.03; % smoothing for MOC |
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DRNLParams.MOCrateThreshold =50; % set to AN rate threshold |
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DRNLParams.MOCtau =.1; % smoothing for MOC |
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| 112 | 112 |
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| 113 | 113 |
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| 114 | 114 |
%% #4 IHC_cilia_RPParams |
| ... | ... | |
| 127 | 127 |
% #5 IHC_RP |
| 128 | 128 |
IHC_cilia_RPParams.Cab= 4e-012; % IHC capacitance (F) |
| 129 | 129 |
IHC_cilia_RPParams.Cab= 1e-012; % IHC capacitance (F) |
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IHC_cilia_RPParams.Et= 0.100; % endocochlear potential (V)
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IHC_cilia_RPParams.Et= 0.1; % endocochlear potential (V) |
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| 131 | 131 |
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| 132 | 132 |
IHC_cilia_RPParams.Gk= 2e-008; % 1e-8 potassium conductance (S) |
| 133 | 133 |
IHC_cilia_RPParams.Ek= -0.08; % -0.084 K equilibrium potential |
| ... | ... | |
| 146 | 146 |
% reminder: changing z has a strong effect on HF thresholds (like Et) |
| 147 | 147 |
IHCpreSynapseParams.z= 2e42; % scalar Ca -> vesicle release rate |
| 148 | 148 |
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| 149 |
LSRtauCa=50e-6; HSRtauCa=85e-6; % seconds
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| 149 |
LSRtauCa=35e-6; HSRtauCa=85e-6; % seconds
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| 150 | 150 |
% LSRtauCa=35e-6; HSRtauCa=70e-6; % seconds |
| 151 | 151 |
IHCpreSynapseParams.tauCa= [LSRtauCa HSRtauCa]; %LSR and HSR fiber |
| 152 | 152 |
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