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function [ ] = checkDiscreteNodes( bnet, cases)
%checkDiscreteNodes Checks if states of discrete nodes are be integers from 1 to M
% where M is the number of states of the node. (M should be the same as
% node_sizes in the bnet).
%
%Input:
% bnet: BNT bnet
% cases: cell array of data
%
% checkDiscreteNodes is called by readInput.m
%
node_sizes = bnet.node_sizes;
dnodes = bnet.dnodes;
ndisc = size(dnodes,2);
ncases = size(cases,2);
%check to see that all data for discrete nodes are integers
for i = 1:ndisc
inode = dnodes(i);
data = cases(inode,:);
isize = node_sizes(inode);
states = zeros(1,isize);
for j = 1:isize
states(j) = j;
end
for j = 1:ncases
k = int64(data{j});
if ~any(k==states)
error(['Discrete nodes must be integers from 1 to the number of states']);
end
end
end
end
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