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author | Chris Dyer <cdyer@cs.cmu.edu> | 2011-03-17 22:53:19 -0400 |
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committer | Chris Dyer <cdyer@cs.cmu.edu> | 2011-03-17 22:53:19 -0400 |
commit | 4482fe7a82e3f9a197bf65d60635885c4bfab195 (patch) | |
tree | 474316454796062afe622d10e5a2319b0fc238cd | |
parent | 7079e3685def6f231ecf9f0c3f31b5c03a46d858 (diff) |
try 2
-rw-r--r-- | training/online_optimizer.h | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/training/online_optimizer.h b/training/online_optimizer.h index 61d62a37..28d89344 100644 --- a/training/online_optimizer.h +++ b/training/online_optimizer.h @@ -92,7 +92,11 @@ class CumulativeL1OnlineOptimizer : public OnlineOptimizer { void ResetEpochImpl() { u_ = 0; } void UpdateWeightsImpl(const double& eta, const SparseVector<double>& approx_g, int max_feat, SparseVector<double>* weights) { u_ += eta * C_ / N_; - (*weights) += eta * approx_g; + for (SparseVector<double>::const_iterator it = approx_g.begin(); + it != approx_g.end(); ++it) { + if (frozen_.count(it->first) == 0) + weights->add_value(it->first, eta * it->second); + } for (int i = 1; i < max_feat; ++i) if (frozen_.count(i) == 0) ApplyPenalty(i, weights); } |