public CompressedFeatureVector compress(Counter<K> c) {
List<Integer> keys = new ArrayList<>(c.size());
List<Double> values = new ArrayList<>(c.size());
for (Map.Entry<K, Double> e : c.entrySet()) {
K key = e.getKey();
Integer id = index.get(key);
if (id == null) {
id = index.size();
inverse.put(id, key);
index.put(key, id);
}
keys.add(id);
values.add(e.getValue());
}
return new CompressedFeatureVector(keys, values);
}
public HashMap<String, Double> run() {
HashBiMap<String, Integer> variable2id = HashBiMap.create();
for (Entry<String, Double> e : objective.entrySet()) {
if (!variable2id.containsKey(e.getKey())) {
variable2id.put(e.getKey(), variable2id.size());
}
}
for (Counter<String> counter : constraints) {
for (Entry<String, Double> e : counter.entrySet()) {
if (!variable2id.containsKey(e.getKey())) {
variable2id.put(e.getKey(), variable2id.size());
}
}
}
int NUMVAR = variable2id.size();
int NUMCON = constraints.size();
int NUMANZ = 0;
// set up objective function
double[] c = new double[NUMVAR];
for (Entry<String, Double> e : objective.entrySet()) {
int vid = variable2id.get(e.getKey());
c[vid] = e.getValue();
}
// set up constraints
mosek.Env.boundkey[] bkc = new mosek.Env.boundkey[NUMCON];
double[] blc = new double[NUMCON];
double[] buc = new double[NUMCON];
int asub[][] = new int[NUMCON][];
double aval[][] = new double[NUMCON][];
for (int i = 0; i < NUMCON; i++) {
bkc[i] = constraints_bound_type_list.get(i);
blc[i] = constraints_lowerbound_list.get(i);
buc[i] = constraints_upperbound_list.get(i);
Counter<String> counter = constraints.get(i);
asub[i] = new int[counter.keySet().size()];
aval[i] = new double[counter.keySet().size()];
int k = 0;
for (Entry<String, Double> e : counter.entrySet()) {
int vid = variable2id.get(e.getKey());
asub[i][k] = vid;
aval[i][k] = e.getValue();
k++;
NUMANZ++;
}
}
// set up variable constraints
mosek.Env.boundkey[] bkx = new mosek.Env.boundkey[NUMVAR];
double blx[] = new double[NUMVAR];
double bux[] = new double[NUMVAR];
{
for (String v : variable2id.keySet()) {
int vid = variable2id.get(v);
double[] lowerupper = default_variable_lowerupper;
if (variables_lowerupper.containsKey(v)) {
lowerupper = variables_lowerupper.get(v);
}
bkx[vid] = mosek.Env.boundkey.ra;
blx[vid] = lowerupper[0];
bux[vid] = lowerupper[1];
}
}
HashMap<String, Double> var2val = new HashMap<String, Double>();
double[] xx =
callILP3(NUMVAR, NUMCON, NUMANZ, c, bkx, blx, bux, asub, aval, bkc, blc, buc, false);
for (String v : variable2id.keySet()) {
int vid = variable2id.get(v);
var2val.put(v, xx[vid]);
}
return var2val;
}
