From fdeb2267eb843ef80b5f2b95234a72c9c3333bbe Mon Sep 17 00:00:00 2001
From: Chris Dyer <prguest11@taipan.cs>
Date: Wed, 7 Mar 2012 20:13:58 +0000
Subject: more mpi fixes

---
 training/mpi_flex_optimize.cc | 9 +++++----
 1 file changed, 5 insertions(+), 4 deletions(-)

diff --git a/training/mpi_flex_optimize.cc b/training/mpi_flex_optimize.cc
index d98ea4dc..a9197208 100644
--- a/training/mpi_flex_optimize.cc
+++ b/training/mpi_flex_optimize.cc
@@ -272,6 +272,7 @@ int main(int argc, char** argv) {
 
   int iter = -1;
   bool converged = false;
+  vector<double> gg;
   while (!converged) {
 #ifdef HAVE_MPI
     mpi::timer timer;
@@ -354,13 +355,14 @@ int main(int argc, char** argv) {
           // g /= (size_per_proc * size);
           if (!o)
             o.reset(new LBFGSOptimizer(FD::NumFeats(), lbfgs_memory_buffers));
-          vector<double> gg(FD::NumFeats());
+          gg.clear();
+          gg.resize(FD::NumFeats());
           if (gg.size() != cur_weights.size()) { cur_weights.resize(gg.size()); }
           for (SparseVector<double>::const_iterator it = g.begin(); it != g.end(); ++it)
             if (it->first) { gg[it->first] = it->second; }
           g.clear();
           double r = ApplyRegularizationTerms(regularization_strength,
-                                time_series_strength * (iter == 0 ? 0.0 : 1.0),
+                                time_series_strength, // * (iter == 0 ? 0.0 : 1.0),
                                 cur_weights,
                                 prev_weights,
                                 &gg);
@@ -375,10 +377,9 @@ int main(int argc, char** argv) {
           o->Optimize(obj, gg, &cur_weights);
         }
 #ifdef HAVE_MPI
-        // broadcast(world, x, 0);
+        broadcast(world, cur_weights, 0);
         broadcast(world, converged, 0);
         world.barrier();
-        if (rank == 0) { cerr << "  ELAPSED TIME THIS ITERATION=" << timer.elapsed() << endl; }
 #endif
     }
     prev_weights = cur_weights;
-- 
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