81 lines
2.4 KiB
Python
Executable File

#!/usr/bin/python
import sys
import json
def loadnmap( fname ):
nmap = {}
for l in open(fname):
arr = l.split()
nmap[int(arr[0])] = arr[1].strip()
return nmap
def recstats( rec, l, label ):
for it in l.split(','):
k = int( it )
if k not in rec:
rec[ k ] = (0,0)
else:
if label == 0:
rec[k] = (rec[k][0]+1,rec[k][1])
else:
rec[k] = (rec[k][0],rec[k][1]+1)
def loadstats( fname, fpath ):
res = {}
fp = open( fname )
for l in open( fpath ):
label = int( fp.readline().split()[0] )
arr = l.split()
for i in xrange( len(arr) ):
if i not in res:
res[ i ] = {}
recstats( res[ i ], arr[i], label )
return res
def mapid( idmap, fid, bid ):
if (bid, fid) not in idmap:
idmap[ (bid,fid) ] = len(idmap)
return idmap[ (bid,fid) ]
def dumpjson( fo, trees ):
fo.write('{\n')
fo.write(' \"roots\":'+json.dumps( trees['roots'], separators=(' , ',' : ') ) +',\n' )
fo.write(' \"weights\":'+json.dumps( trees['weights'], separators=(' , ',' : ') ) +',\n' )
fo.write(' \"nodes\":[\n' )
fo.write('%s\n ]' % ',\n'.join((' %s' % json.dumps( n, separators=(' , ',' : ') ) ) for n in trees['nodes']) )
fo.write('\n}\n')
fo = sys.stdout
nmap = loadnmap( 'featmap.txt' )
stat = loadstats( 'agaricus.txt.test', 'dump.path.txt' )
trees = {'roots':[], 'weights':[], 'nodes':[] }
idmap = {}
for l in open( 'dump.raw.txt'):
if l.startswith('booster['):
bid = int( l.split('[')[1].split(']')[0] )
trees['roots'].append( mapid(idmap,bid,0) )
trees['weights'].append( 1.0 )
continue
node = {}
rid = int( l.split(':')[0] )
node['id'] = mapid( idmap, bid, rid )
node['neg_cnt' ] = stat[ bid ][ rid ][ 0 ]
node['pos_cnt' ] = stat[ bid ][ rid ][ 1 ]
idx = l.find('[f')
if idx != -1:
fid = int( l[idx+2:len(l)].split('<')[0])
node['label'] = nmap[ fid ]
node['children'] = [ mapid( idmap, bid, int(it.split('=')[1]) ) for it in l.split()[1].split(',') ]
node['edge_tags'] = ['yes','no']
else:
node['label'] = l.split(':')[1].strip()
node['value'] = float(l.split(':')[1].split('=')[1])
trees['nodes'].append( node )
trees['nodes'].sort( key = lambda x:x['id'] )
dumpjson( sys.stderr, trees)