DF[DF_with_Selection] 协作通信中采用DF协议时

协作通信中采用DF协议时，并且包含中继选择的程序

function ch_out= channel_RD（ch_inan）
% Initialization

n = n（1:length（ch_in））;

ch_out1 = a.*ch_in ;

ch_out = ch_out1+n; 
% ch_out = ch_out1;  %不加噪声

 属性            大小     日期    时间   名称
----------- ---------  ---------- -----  ----

     文件     142381  2009-12-09 13:43  DF[DF_with_Selection]\5.jpg

     文件      13260  2009-12-03 18:19  DF[DF_with_Selection]\52.fig

     文件      33723  2009-12-03 18:19  DF[DF_with_Selection]\52.jpg

     文件     134104  2009-12-09 13:49  DF[DF_with_Selection]\6.jpg

     文件        167  2009-11-22 16:40  DF[DF_with_Selection]\channel_RD.m

     文件        175  2009-11-22 16:40  DF[DF_with_Selection]\channel_SD.m

     文件        156  2009-11-22 16:40  DF[DF_with_Selection]\channel_SR.m

     文件       1288  2009-12-07 09:34  DF[DF_with_Selection]\destination.asv

     文件       1258  2009-12-07 09:39  DF[DF_with_Selection]\destination.m

     文件        194  2009-09-20 19:19  DF[DF_with_Selection]\detect.asv

     文件         62  2009-11-22 09:08  DF[DF_with_Selection]\detect.m

     文件       6188  2009-11-22 16:38  DF[DF_with_Selection]\detector.m

     文件        593  2009-12-03 15:54  DF[DF_with_Selection]\DF_ML_SEL_0.mat

     文件       1066  2009-12-08 11:10  DF[DF_with_Selection]\DF_ML_SEL_1.mat

     文件       1064  2009-12-08 08:55  DF[DF_with_Selection]\DF_ML_SEL_2.mat

     文件       1039  2009-12-07 20:42  DF[DF_with_Selection]\DF_ML_SEL_3.mat

     文件       1089  2009-12-07 18:03  DF[DF_with_Selection]\DF_ML_SEL_4.mat

     文件        587  2009-12-03 14:56  DF[DF_with_Selection]\DF_ML_SEL_8.mat

     文件        180  2009-09-20 13:57  DF[DF_with_Selection]\F_wgn.asv

     文件        205  2009-09-20 14:06  DF[DF_with_Selection]\F_wgn.m

     文件       4460  2009-12-07 09:09  DF[DF_with_Selection]\main.asv

     文件       4575  2009-12-08 08:55  DF[DF_with_Selection]\main.m

     文件       2992  2009-09-21 09:35  DF[DF_with_Selection]\ML_detector.asv

     文件       2808  2009-09-21 14:33  DF[DF_with_Selection]\ML_detector.m

     文件        339  2009-09-20 14:34  DF[DF_with_Selection]\random_data.m

     文件     214281  2007-08-19 09:20  DF[DF_with_Selection]\randraw.m

     文件       1802  2007-10-29 00:19  DF[DF_with_Selection]\rand_nakagami.m

     文件       2648  2009-12-04 16:02  DF[DF_with_Selection]\RelaySelection.asv

     文件       1801  2009-12-04 17:30  DF[DF_with_Selection]\RelaySelection.m

     文件       3553  2009-09-20 18:34  DF[DF_with_Selection]\rx_SR.asv

............此处省略6个文件信息