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... | ... |
@@ -658,10 +658,11 @@ |
658 | 658 |
/// After it the matching (the primal solution) and the dual solution |
659 | 659 |
/// can be obtained using the query functions. |
660 | 660 |
/// |
661 |
/// If the value type is integer, then the primal and the dual |
|
662 |
/// solutions are multiplied by |
|
663 |
/// \ref MaxWeightedFractionalMatching::primalScale "2" and |
|
664 |
/// \ref MaxWeightedFractionalMatching::dualScale "4" respectively. |
|
661 |
/// The primal solution is multiplied by |
|
662 |
/// \ref MaxWeightedFractionalMatching::primalScale "2". |
|
663 |
/// If the value type is integer, then the dual |
|
664 |
/// solution is scaled by |
|
665 |
/// \ref MaxWeightedFractionalMatching::dualScale "4". |
|
665 | 666 |
/// |
666 | 667 |
/// \tparam GR The undirected graph type the algorithm runs on. |
667 | 668 |
/// \tparam WM The type edge weight map. The default type is |
... | ... |
@@ -688,10 +689,8 @@ |
688 | 689 |
|
689 | 690 |
/// \brief Scaling factor for primal solution |
690 | 691 |
/// |
691 |
/// Scaling factor for primal solution. It is equal to 2 or 1 |
|
692 |
/// according to the value type. |
|
693 |
static const int primalScale = |
|
694 |
std::numeric_limits<Value>::is_integer ? 2 : 1; |
|
692 |
/// Scaling factor for primal solution. |
|
693 |
static const int primalScale = 2; |
|
695 | 694 |
|
696 | 695 |
/// \brief Scaling factor for dual solution |
697 | 696 |
/// |
... | ... |
@@ -1329,10 +1328,9 @@ |
1329 | 1328 |
/// "primal scale". |
1330 | 1329 |
/// |
1331 | 1330 |
/// \pre Either run() or start() must be called before using this function. |
1332 |
Value matching(const Edge& edge) const { |
|
1333 |
return Value(edge == (*_matching)[_graph.u(edge)] ? 1 : 0) |
|
1334 |
* primalScale / 2 + Value(edge == (*_matching)[_graph.v(edge)] ? 1 : 0) |
|
1335 |
* primalScale / 2; |
|
1331 |
int matching(const Edge& edge) const { |
|
1332 |
return (edge == (*_matching)[_graph.u(edge)] ? 1 : 0) |
|
1333 |
+ (edge == (*_matching)[_graph.v(edge)] ? 1 : 0); |
|
1336 | 1334 |
} |
1337 | 1335 |
|
1338 | 1336 |
/// \brief Return the fractional matching arc (or edge) incident |
... | ... |
@@ -1423,11 +1421,12 @@ |
1423 | 1421 |
/// The algorithm can be executed with the run() function. |
1424 | 1422 |
/// After it the matching (the primal solution) and the dual solution |
1425 | 1423 |
/// can be obtained using the query functions. |
1426 |
|
|
1427 |
/// If the value type is integer, then the primal and the dual |
|
1428 |
/// solutions are multiplied by |
|
1429 |
/// \ref MaxWeightedPerfectFractionalMatching::primalScale "2" and |
|
1430 |
/// |
|
1424 |
/// |
|
1425 |
/// The primal solution is multiplied by |
|
1426 |
/// \ref MaxWeightedPerfectFractionalMatching::primalScale "2". |
|
1427 |
/// If the value type is integer, then the dual |
|
1428 |
/// solution is scaled by |
|
1429 |
/// \ref MaxWeightedPerfectFractionalMatching::dualScale "4". |
|
1431 | 1430 |
/// |
1432 | 1431 |
/// \tparam GR The undirected graph type the algorithm runs on. |
1433 | 1432 |
/// \tparam WM The type edge weight map. The default type is |
... | ... |
@@ -1454,10 +1453,8 @@ |
1454 | 1453 |
|
1455 | 1454 |
/// \brief Scaling factor for primal solution |
1456 | 1455 |
/// |
1457 |
/// Scaling factor for primal solution. It is equal to 2 or 1 |
|
1458 |
/// according to the value type. |
|
1459 |
static const int primalScale = |
|
1460 |
std::numeric_limits<Value>::is_integer ? 2 : 1; |
|
1456 |
/// Scaling factor for primal solution. |
|
1457 |
static const int primalScale = 2; |
|
1461 | 1458 |
|
1462 | 1459 |
/// \brief Scaling factor for dual solution |
1463 | 1460 |
/// |
... | ... |
@@ -2064,10 +2061,9 @@ |
2064 | 2061 |
/// "primal scale". |
2065 | 2062 |
/// |
2066 | 2063 |
/// \pre Either run() or start() must be called before using this function. |
2067 |
Value matching(const Edge& edge) const { |
|
2068 |
return Value(edge == (*_matching)[_graph.u(edge)] ? 1 : 0) |
|
2069 |
* primalScale / 2 + Value(edge == (*_matching)[_graph.v(edge)] ? 1 : 0) |
|
2070 |
* primalScale / 2; |
|
2064 |
int matching(const Edge& edge) const { |
|
2065 |
return (edge == (*_matching)[_graph.u(edge)] ? 1 : 0) |
|
2066 |
+ (edge == (*_matching)[_graph.v(edge)] ? 1 : 0); |
|
2071 | 2067 |
} |
2072 | 2068 |
|
2073 | 2069 |
/// \brief Return the fractional matching arc (or edge) incident |
... | ... |
@@ -236,6 +236,12 @@ |
236 | 236 |
} |
237 | 237 |
check(pv == mfm.matchingSize(), "Wrong matching size"); |
238 | 238 |
|
239 |
for (SmartGraph::EdgeIt e(graph); e != INVALID; ++e) { |
|
240 |
check((e == mfm.matching(graph.u(e)) ? 1 : 0) + |
|
241 |
(e == mfm.matching(graph.v(e)) ? 1 : 0) == |
|
242 |
mfm.matching(e), "Invalid matching"); |
|
243 |
} |
|
244 |
|
|
239 | 245 |
SmartGraph::NodeMap<bool> processed(graph, false); |
240 | 246 |
for (SmartGraph::NodeIt n(graph); n != INVALID; ++n) { |
241 | 247 |
if (processed[n]) continue; |
... | ... |
@@ -284,6 +290,11 @@ |
284 | 290 |
check(mfm.matching(n) != INVALID, "Invalid matching"); |
285 | 291 |
check(indeg == 1, "Invalid matching"); |
286 | 292 |
} |
293 |
for (SmartGraph::EdgeIt e(graph); e != INVALID; ++e) { |
|
294 |
check((e == mfm.matching(graph.u(e)) ? 1 : 0) + |
|
295 |
(e == mfm.matching(graph.v(e)) ? 1 : 0) == |
|
296 |
mfm.matching(e), "Invalid matching"); |
|
297 |
} |
|
287 | 298 |
} else { |
288 | 299 |
int anum = 0, bnum = 0; |
289 | 300 |
SmartGraph::NodeMap<bool> neighbours(graph, false); |
... | ... |
@@ -337,6 +348,12 @@ |
337 | 348 |
} |
338 | 349 |
} |
339 | 350 |
|
351 |
for (SmartGraph::EdgeIt e(graph); e != INVALID; ++e) { |
|
352 |
check((e == mwfm.matching(graph.u(e)) ? 1 : 0) + |
|
353 |
(e == mwfm.matching(graph.v(e)) ? 1 : 0) == |
|
354 |
mwfm.matching(e), "Invalid matching"); |
|
355 |
} |
|
356 |
|
|
340 | 357 |
int dv = 0; |
341 | 358 |
for (SmartGraph::NodeIt n(graph); n != INVALID; ++n) { |
342 | 359 |
dv += mwfm.nodeValue(n); |
... | ... |
@@ -391,6 +408,12 @@ |
391 | 408 |
SmartGraph::Node o = graph.target(mwpfm.matching(n)); |
392 | 409 |
} |
393 | 410 |
|
411 |
for (SmartGraph::EdgeIt e(graph); e != INVALID; ++e) { |
|
412 |
check((e == mwpfm.matching(graph.u(e)) ? 1 : 0) + |
|
413 |
(e == mwpfm.matching(graph.v(e)) ? 1 : 0) == |
|
414 |
mwpfm.matching(e), "Invalid matching"); |
|
415 |
} |
|
416 |
|
|
394 | 417 |
int dv = 0; |
395 | 418 |
for (SmartGraph::NodeIt n(graph); n != INVALID; ++n) { |
396 | 419 |
dv += mwpfm.nodeValue(n); |
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