diff options
Diffstat (limited to 'sourcecodes/bnt-master/BNT/examples/dynamic/mk_mildew_dbn.m')
| -rw-r--r-- | sourcecodes/bnt-master/BNT/examples/dynamic/mk_mildew_dbn.m | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/sourcecodes/bnt-master/BNT/examples/dynamic/mk_mildew_dbn.m b/sourcecodes/bnt-master/BNT/examples/dynamic/mk_mildew_dbn.m new file mode 100644 index 00000000..71f393e3 --- /dev/null +++ b/sourcecodes/bnt-master/BNT/examples/dynamic/mk_mildew_dbn.m @@ -0,0 +1,31 @@ +function bnet = mk_mildew_dbn() + +% DBN for foreacasting the gross yield of wheat based on climatic data, +% observations of leaf area index (LAI) and extension of mildew, +% and knowledge of amount of fungicides used and time of usage. +% From Kjaerulff '95. + +Fungi=1; Mildew=2; LAI=3; Precip=4; Temp=5; Micro=6; Solar=7; Photo=8; Dry=9; +n = 9; +intra = zeros(n,n); +intra(Mildew, LAI)=1; +intra(LAI,[Micro Photo])=1; +intra(Precip,Micro)=1; +intra(Temp,[Micro Photo])=1; +intra(Solar,Photo)=1; +intra(Photo,Dry)=1; + +inter = zeros(n,n); +inter(Fungi,Mildew)=1; +inter(Mildew,Mildew)=1; +inter(LAI,LAI)=1; +inter(Micro,Mildew)=1; +inter(Dry,Dry)=1; + +ns = 2*ones(1,n); +bnet = mk_dbn(intra, inter, ns, 'observed', [Photo]); + +for e=1:max(bnet.equiv_class(:)) + i = bnet.rep_of_eclass(e); + bnet.CPD{e} = tabular_CPD(bnet,i); +end |
