From 65a47d21082deb41aceb6516212568408bddaeac Mon Sep 17 00:00:00 2001
From: graehl <graehl@ec762483-ff6d-05da-a07a-a48fb63a330f>
Date: Sun, 25 Jul 2010 20:33:06 +0000
Subject: being ensuring edge debug info is copied when apply_models - new
 hg.AddEdge methods

git-svn-id: https://ws10smt.googlecode.com/svn/trunk@409 ec762483-ff6d-05da-a07a-a48fb63a330f
---
 decoder/apply_models.cc |  2 +-
 decoder/ff_from_fsa.h   |  5 ++---
 decoder/ff_fsa.h        | 11 ++++++----
 decoder/hg.h            | 55 ++++++++++++++++++++++++++++++++++++++++++-------
 decoder/oracle_bleu.h   |  2 +-
 5 files changed, 59 insertions(+), 16 deletions(-)

diff --git a/decoder/apply_models.cc b/decoder/apply_models.cc
index 11d43e93..77d35c92 100644
--- a/decoder/apply_models.cc
+++ b/decoder/apply_models.cc
@@ -336,7 +336,7 @@ struct NoPruningRescorer {
       Hypergraph::TailNodeVector tail(arity);
       for (int i = 0; i < arity; ++i)
         tail[i] = nodemap[in_edge.tail_nodes_[i]][tail_iter[i]];
-      Hypergraph::Edge* new_edge = out.AddEdge(in_edge.rule_, tail);
+      Hypergraph::Edge* new_edge = out.AddEdge(in_edge, tail);
       new_edge->feature_values_ = in_edge.feature_values_;
       new_edge->i_ = in_edge.i_;
       new_edge->j_ = in_edge.j_;
diff --git a/decoder/ff_from_fsa.h b/decoder/ff_from_fsa.h
index adb704de..d32e90df 100755
--- a/decoder/ff_from_fsa.h
+++ b/decoder/ff_from_fsa.h
@@ -5,9 +5,8 @@
 
 #define FSA_FF_DEBUG
 #ifdef FSA_FF_DEBUG
-# define FSAFFDBG(e,x) do { if (debug) { FSADBGae(e,x) }  } while(0)
-# define FSAFFDBGnl(e) do { if (debug) { std::cerr<<std::endl; INFO_EDGE(e,"; "); } } while(0)
-
+# define FSAFFDBG(e,x) FSADBGif(debug,e,x)
+# define FSAFFDBGnl(e) FSADBGif_nl(debug,e)
 #else
 # define FSAFFDBG(e,x)
 # define FSAFFDBGnl(e)
diff --git a/decoder/ff_fsa.h b/decoder/ff_fsa.h
index f48fac60..93e3bd5e 100755
--- a/decoder/ff_fsa.h
+++ b/decoder/ff_fsa.h
@@ -6,6 +6,7 @@
 
   state is some fixed width byte array.  could actually be a void *, WordID sequence, whatever.
 
+  TODO: fsa feature aggregator that presents itself as a single fsa; benefit: when wrapped in ff_from_fsa, only one set of left words is stored.
 */
 
 //SEE ALSO: ff_fsa_dynamic.h, ff_from_fsa.h
@@ -13,12 +14,14 @@
 //TODO: decide whether to use init_features / add_value vs. summing elsewhere + set_value once (or inefficient for from_fsa: sum distinct feature_vectors.  but L->R if we only scan 1 word at a time, that's fine
 
 //#define FSA_DEBUG
-
-# define FSADBGae(e,x) std::cerr << x; INFO_EDGE(e,x);
+#define FSA_DEBUG_CERR 0
+#define FSA_DEBUG_DEBUG 0
+# define FSADBGif(i,e,x) do { if (i) { if (FSA_DEBUG_CERR){std::cerr<<x;}  INFO_EDGE(e,x); if (FSA_DEBUG_DEBUG){std::cerr<<"FSADBGif edge.info "<<&e<<" = "<<e.info()<<std::endl;}} } while(0)
+# define FSADBGif_nl(i,e) do { if (i) { if (FSA_DEBUG_CERR) std::cerr<<std::endl; INFO_EDGE(e,"; "); } } while(0)
 #ifdef FSA_DEBUG
 # include <iostream>
-# define FSADBG(e,x) do { if (d().debug()) { FSADBGae(e,x) } } while(0)
-# define FSADBGnl(e) do { if (d().debug) { std::cerr<<std::endl; INFO_EDGE(e,"; "); } } while(0)
+# define FSADBG(e,x) FSADBGif(d().debug(),e,x)
+# define FSADBGnl(e) FSADBGif_nl(d().debug(),e,x)
 #else
 # define FSADBG(e,x)
 # define FSADBGnl(e)
diff --git a/decoder/hg.h b/decoder/hg.h
index 10a24910..95a6525a 100644
--- a/decoder/hg.h
+++ b/decoder/hg.h
@@ -70,6 +70,9 @@ public:
   // product of the weight vector and the feature values)
   struct Edge {
     Edge() : i_(-1), j_(-1), prev_i_(-1), prev_j_(-1) {}
+    Edge(int id,Edge const& copy_add_from) : id_(id) { copy_add(copy_add_from); }
+    Edge(int id,Edge const& copy_add_from,TailNodeVector const& tail)
+      : tail_nodes_(tail),id_(id) { copy_add(copy_add_from); }
     inline int Arity() const { return tail_nodes_.size(); }
     int head_node_;               // refers to a position in nodes_
     TailNodeVector tail_nodes_;   // contents refer to positions in nodes_
@@ -91,15 +94,18 @@ public:
     short int prev_i_;
     short int prev_j_;
 
-    void copy_fixed(Edge const& o) {
+    void copy_add(Edge const& o) {
       rule_=o.rule_;
       feature_values_ = o.feature_values_;
-      edge_prob_ = o.edge_prob_;
       i_ = o.i_; j_ = o.j_; prev_i_ = o.prev_i_; prev_j_ = o.prev_j_;
 #if USE_INFO_EDGE
-      info_.str(o.info_.str());
+      set_info(o.info_.str());
 #endif
     }
+    void copy_fixed(Edge const& o) {
+      copy_add(o);
+      edge_prob_ = o.edge_prob_;
+    }
     void copy_reindex(Edge const& o,indices_after const& n2,indices_after const& e2) {
       copy_fixed(o);
       head_node_=n2[o.head_node_];
@@ -109,16 +115,23 @@ public:
 
 #if USE_INFO_EDGE
     std::ostringstream info_;
-
-    Edge(Edge const& o) : head_node_(o.head_node_),tail_nodes_(o.tail_nodes_),rule_(o.rule_),feature_values_(o.feature_values_),edge_prob_(o.edge_prob_),id_(o.id_),i_(o.i_),j_(o.j_),prev_i_(o.prev_i_),prev_j_(o.prev_j_), info_(o.info_.str()) {  }
+    void set_info(std::string const& s) {
+      info_.str(s);
+      info_.seekp(0,std::ios_base::end);
+    }
+    Edge(Edge const& o) : head_node_(o.head_node_),tail_nodes_(o.tail_nodes_),rule_(o.rule_),feature_values_(o.feature_values_),edge_prob_(o.edge_prob_),id_(o.id_),i_(o.i_),j_(o.j_),prev_i_(o.prev_i_),prev_j_(o.prev_j_), info_(o.info_.str(),std::ios_base::ate) {
+//      info_.seekp(0,std::ios_base::end);
+ }
     void operator=(Edge const& o) {
-      head_node_ = o.head_node_; tail_nodes_ = o.tail_nodes_; rule_ = o.rule_; feature_values_ = o.feature_values_; edge_prob_ = o.edge_prob_; id_ = o.id_; i_ = o.i_; j_ = o.j_; prev_i_ = o.prev_i_; prev_j_ = o.prev_j_;  info_.str(o.info_.str());
+      head_node_ = o.head_node_; tail_nodes_ = o.tail_nodes_; rule_ = o.rule_; feature_values_ = o.feature_values_; edge_prob_ = o.edge_prob_; id_ = o.id_; i_ = o.i_; j_ = o.j_; prev_i_ = o.prev_i_; prev_j_ = o.prev_j_;
+      set_info(o.info_.str());
     }
     std::string info() const { return info_.str(); }
     void reset_info() { info_.str(""); info_.clear(); }
 #else
     std::string info() const { return std::string(); }
     void reset_info() {  }
+    void set_info(std::string const& s) {  }
 #endif
     void show(std::ostream &o,unsigned mask=SPAN|RULE) const {
       o<<'{';
@@ -215,12 +228,40 @@ public:
     if (e) edges_.reserve(e);
   }
 
+private:
+  void index_tails(Edge const& edge) {
+    for (int i = 0; i < edge.tail_nodes_.size(); ++i)
+      nodes_[edge.tail_nodes_[i]].out_edges_.push_back(edge.id_);
+  }
+public:
+  // the below AddEdge all are used mostly for apply_models scoring and so do not set prob_
+
+  // tails are already set, copy_add members are already set.
+  Edge* AddEdge(Edge const& nedge) {
+    int eid=edges_.size();
+    edges_.push_back(nedge);
+    Edge* edge = &edges_.back();
+    edge->id_ = eid;
+    index_tails(*edge);
+    return edge;
+  }
+
+  Edge* AddEdge(Edge const& in_edge, const TailNodeVector& tail) {
+    edges_.push_back(Edge(edges_.size(),in_edge));
+    Edge* edge = &edges_.back();
+    edge->tail_nodes_ = tail; // possibly faster than copying to Edge() constructed above then copying via push_back.  perhaps optimized it's the same.
+    index_tails(*edge);
+    return edge;
+  }
+
+  // oldest method in use - requires much manual assignment from source edge:
   Edge* AddEdge(const TRulePtr& rule, const TailNodeVector& tail) {
+    int eid=edges_.size();
     edges_.push_back(Edge());
     Edge* edge = &edges_.back();
     edge->rule_ = rule;
     edge->tail_nodes_ = tail;
-    edge->id_ = edges_.size() - 1;
+    edge->id_ = eid;
     for (int i = 0; i < edge->tail_nodes_.size(); ++i)
       nodes_[edge->tail_nodes_[i]].out_edges_.push_back(edge->id_);
     return edge;
diff --git a/decoder/oracle_bleu.h b/decoder/oracle_bleu.h
index fbb681e0..56ff8b72 100755
--- a/decoder/oracle_bleu.h
+++ b/decoder/oracle_bleu.h
@@ -281,7 +281,7 @@ struct OracleBleu {
   void DumpKBest(const int sent_id, const Hypergraph& forest, const int k, const bool unique, std::string const &kbest_out_filename_) {
 
     WriteFile ko(kbest_out_filename_);
-    std::cerr << "Output kbest to " << kbest_out_filename_;
+    std::cerr << "Output kbest to " << kbest_out_filename_<<std::endl;
 
     if (unique)
       kbest<KBest::NoFilter>(sent_id,forest,k,ko.get(),std::cerr);
-- 
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