Revision 25:d2c4c07df02c parameterStore/MAPparamsEndo.m

View differences:

parameterStore/MAPparamsEndo.m
20 20
currentFile=mfilename;                      % i.e. the name of this mfile
21 21
method.parameterSource=currentFile(10:end); % for the record
22 22

  
23
switchOffEfferent=0;
24 23
efferentDelay=0.010;
25 24
method.segmentDuration=efferentDelay;
26 25

  
......
57 56

  
58 57
% Acoustic reflex: maximum attenuation should be around 25 dB Price (1966)
59 58
% i.e. a minimum ratio of 0.056.
60
if ~switchOffEfferent
61
    % 'spikes' model: AR based on brainstem spiking activity (LSR)
62
    OMEParams.rateToAttenuationFactor=0.003;   % * N(all ICspikes)
59
% 'spikes' model: AR based on brainstem spiking activity (LSR)
60
OMEParams.rateToAttenuationFactor=0.006;   % * N(all ICspikes)
63 61
%     OMEParams.rateToAttenuationFactor=0;   % * N(all ICspikes)
64
    % 'probability model': Ar based on An firing probabilities (LSR)
65
    OMEParams.rateToAttenuationFactorProb=0.005;% * N(all ANrates)
62

  
63
% 'probability model': Ar based on AN firing probabilities (LSR)
64
OMEParams.rateToAttenuationFactorProb=0.01;% * N(all ANrates)
66 65
%     OMEParams.rateToAttenuationFactorProb=0;% * N(all ANrates)
67
else
68
    OMEParams.rateToAttenuationFactor=0;        % 0= off
69
    OMEParams.rateToAttenuationFactorProb=0;    % 0= off
70
end
66

  
71 67
% asymptote should be around 100-200 ms
72 68
OMEParams.ARtau=.05; % AR smoothing function
73 69
% delay must be longer than the segment length
......
79 75
DRNLParams.BFlist=BFlist;
80 76

  
81 77
% DRNL nonlinear path
82
DRNLParams.a=3e4;     % nonlinear path gain (below compression threshold)
83
% DRNLParams.a=3e2;     % DRNL.a=0 means no OHCs (no nonlinear path)
78
DRNLParams.a=5e4;     % DRNL.a=0 means no OHCs (no nonlinear path)
84 79

  
85 80
DRNLParams.b=8e-6;    % *compression threshold raised compression
86 81
% DRNLParams.b=1;    % b=1 means no compression
......
104 99

  
105 100
% DRNL MOC efferents
106 101
DRNLParams.MOCdelay = efferentDelay;            % must be < segment length!
107
if ~switchOffEfferent
108
    % 'spikes' model: MOC based on brainstem spiking activity (HSR)
109
    DRNLParams.rateToAttenuationFactor = .009;  % strength of MOC
110
    DRNLParams.rateToAttenuationFactor = .009;  % strength of MOC
102

  
103
% 'spikes' model: MOC based on brainstem spiking activity (HSR)
104
DRNLParams.rateToAttenuationFactor = .01;  % strength of MOC
111 105
%      DRNLParams.rateToAttenuationFactor = 0;  % strength of MOC
106
% 'probability' model: MOC based on AN spiking activity (HSR)
107
DRNLParams.rateToAttenuationFactorProb = .005;  % strength of MOC
108
% DRNLParams.rateToAttenuationFactorProb = .0;  % strength of MOC
109
DRNLParams.MOCrateThreshold =70;                % spikes/s probability only
112 110

  
113
    % 'spikes' model: MOC based on brainstem spiking activity (HSR)
114
    DRNLParams.rateToAttenuationFactorProb = .002;  % strength of MOC
115
else
116
    DRNLParams.rateToAttenuationFactor = 0;     % 0 = MOC off (probability)
117
    DRNLParams.rateToAttenuationFactorProb = 0; % 0 = MOC off (spikes)
118
end
119
DRNLParams.MOCtau =.03;                         % smoothing for MOC
120
DRNLParams.MOCrateThreshold =50;                % set to AN rate threshold
111
DRNLParams.MOCtau =.1;                         % smoothing for MOC
121 112

  
122 113

  
123 114
%% #4 IHC_cilia_RPParams
......
130 121
IHC_cilia_RPParams.u1=	1e-9;
131 122
IHC_cilia_RPParams.s1=	1e-9;
132 123

  
133
IHC_cilia_RPParams.Gmax= 5e-9;      % 2.5e-9 maximum conductance (Siemens)
134
IHC_cilia_RPParams.Ga=	1e-9;       % 4.3e-9 fixed apical membrane conductance
124
IHC_cilia_RPParams.Gmax= 5e-9;    % 2.5e-9 maximum conductance (Siemens)
125
IHC_cilia_RPParams.Ga=	1e-9;  % 4.3e-9 fixed apical membrane conductance
135 126

  
136 127
%  #5 IHC_RP
137 128
IHC_cilia_RPParams.Cab=	4e-012;         % IHC capacitance (F)
138 129
IHC_cilia_RPParams.Cab=	1e-012;         % IHC capacitance (F)
139
IHC_cilia_RPParams.Et=	0.100;          % endocochlear potential (V)
140
IHC_cilia_RPParams.Et=	0.065;          % endocochlear potential (V)
130
IHC_cilia_RPParams.Et=	0.07;          % endocochlear potential (V)
141 131

  
142 132
IHC_cilia_RPParams.Gk=	2e-008;         % 1e-8 potassium conductance (S)
143 133
IHC_cilia_RPParams.Ek=	-0.08;          % -0.084 K equilibrium potential
......
156 146
% reminder: changing z has a strong effect on HF thresholds (like Et)
157 147
IHCpreSynapseParams.z=	    2e42;   % scalar Ca -> vesicle release rate
158 148

  
159
LSRtauCa=50e-6;            HSRtauCa=85e-6;            % seconds
149
LSRtauCa=35e-6;            HSRtauCa=85e-6;            % seconds
160 150
% LSRtauCa=35e-6;            HSRtauCa=70e-6;            % seconds
161 151
IHCpreSynapseParams.tauCa= [LSRtauCa HSRtauCa]; %LSR and HSR fiber
162 152

  

Also available in: Unified diff