From dae9241190d658f44af6e3f8d7de107f03771797 Mon Sep 17 00:00:00 2001
From: Joe Zhao <ztuowen@gmail.com>
Date: Thu, 4 Jun 2015 00:39:54 +0800
Subject: rename

---
 ensemble-train.py | 127 ------------------------------------------------------
 1 file changed, 127 deletions(-)
 delete mode 100644 ensemble-train.py

(limited to 'ensemble-train.py')

diff --git a/ensemble-train.py b/ensemble-train.py
deleted file mode 100644
index 34b4024..0000000
--- a/ensemble-train.py
+++ /dev/null
@@ -1,127 +0,0 @@
-from misc import *
-import math
-
-def onefold(inr,inm,tot,clist,folds,resm)
-
-#inr="a.rid"
-#resm="res.m"
-#consts used
-#clist=[0.0001, 0.005, 0.01, 0.05, 0.1, 0.5, 1, 10, 100, 1000]
-
-#folds=4
-#tot=316
-    step = tot // folds
-#inm="0.m"
-
-    ourb=inr
-#splits
-    print("splitting")
-    for i in range(folds-1):
-        inra=ourb
-        oura="a%d.rid"%i
-        ourb="b%d.rid"%i
-        params = "-c %d -i %s -a %s -b %s" %(step,inra,oura,ourb)
-        split(params)
-
-    entries=['0','0']
-
-    tmp=take("b0.rid")
-    put("c0.rid",tmp)
-
-    tmp=take("b%d.rid"%(folds-2))
-    put("a%d.rid"%(folds-1),tmp)
-    print("merging")
-    for a in range(folds-1):
-        tmp=take("a%d.rid"%a)
-        entries = merge(tmp,entries)
-            
-        if a<folds-2:
-            tmp=take("b%d.rid"%(a+1))
-            tmp = merge(tmp,entries)
-        else:
-            tmp = entries;
-            
-        rid="c%d.rid" %(a+1)
-        put(rid,tmp)
-
-    for i in range(folds):
-        entries = take("a%d.rid"%a)
-        inra="c%d.rid"%i
-        oura="a%d.rid"%i
-        ourb="b%d.rid"%i
-        params = "-c %d -i %s -a %s -b %s" %(step,inra,oura,ourb)
-        split(params)
-        entries = merge(take("a%d.rid"%a),entries)
-    print("completed")
-    wlist=[]
-    mai=0
-#train
-    for i in range(folds):
-        for c in clist:
-            print("folds: %d ,c: %g"%(i,c))
-            wlist.append("%d-%g"%(i,c))
-            oum="%d-%g.m" % (i,c)
-            rid = "a%d.rid"%i
-            params = "-T -d -m %s -i %s -o %s -c %g" % (inm,rid,oum,c)
-            #train(params)
-            oup="%d-%g.p"%(i,c)
-            params = "-P -p -m %s -i %s -o %s" %(oum,inr,oup)
-            #bare(params)
-            for p in getpred(oup):
-                mai=max(abs(p),mai);
-
-    mai=mai*2;
-
-#inits
-    D=getpred(oup)
-    for i in range(len(D)):
-        D[i]=1/len(D);
-    mod=getmodel(oum);
-    for i in range(len(mod)):
-        mod[i]=0;
-
-    while len(wlist)>0:
-        low=1e20
-        k=0
-        P=[]
-        #find best weak ranker
-        for w in wlist:
-            t=0
-            pr=getpred(w+".p")
-            for (d,p) in zip(D,pr):
-                if p<=0:
-                    t+=d
-            if t<low:
-                low=t
-                k=w
-                P=pr
-        
-        print(k)
-        wlist.remove(k)
-        # cal alpha
-        r=0;
-        for (d,p) in zip(D,P):
-            r+=d*p;
-        r=r/mai;
-        a=0.5*math.log((1+r)/(1-r))
-        
-        #update model
-        tmod=getmodel(k+".m")
-        for i in range(len(mod)):
-            mod[i]+=a*tmod[i];
-        
-        #update D
-        for i in range(len(D)):
-            D[i]=D[i]*math.exp(-a*P[i]);
-        
-        #normalize D
-        acc=0;
-        for d in D:
-            acc+=d;
-        
-        for i in range(len(D)):
-            D[i]/=acc;
-
-#output model
-    #print(mod)
-    putmodel(resm,mod)
-- 
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