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tripFlowCal_all.py
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tripFlowCal_all.py
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#!/usr/bin/env python
# -*- coding: utf-8 -*-
#
# tripFlow 计算
#
# python tripFlowCal.py -d /home/joe/Documents/git/fake -p /home/joe/Documents/git/fake -e 0.01 -m 40 [grid]
# [circle]
#
# line
# python tripFlowCal.py -d /datahouse/tao.jiang -p /datahouse/tao.jiang -e 2 -m 10
import sys
import time
import logging
import getopt
from util.tripFlow.extractGridEdges import ExtractGridEdges
from util.tripFlow.dbscanTFIntersections import DBScanTFIntersections
from util.tripFlow.mergeClusterEdges import MergeClusterEdges
from util.tripFlow.lineTFIntersections import LineTFIntersections
def processTask(x, eps, K, delta, stdindir, stdoutdir, locs, city, LngSPLIT, LatSPLIT):
subfix = "%.2f" % (delta)
PROP = {
'index': x,
'delta': delta,
'IDIRECTORY': stdindir,
'ODIRECTORY': stdoutdir,
'subfix': subfix,
'locs': locs,
'city': city,
'LngSPLIT': LngSPLIT,
'LatSPLIT': LatSPLIT
}
task = ExtractGridEdges(PROP)
res = task.run()
count = res['count']
#min_samples = int(count / K) if count > K else 1
min_samples = 2
resByDir = res['res']['resByDir']
resByCate = res['res']['resByCate']
dataType = 'angle' # 确定是按照方向聚类还是角度聚�?direction, category
#EPS_INTERVAL = 0.001 if dataType == 'direction' else 0.4
EPS_INTERVAL = 0.001 if dataType == 'direction' else 0.4
clusterofilename = ''
iterationTimes = 0
while (True):
if (iterationTimes == 50):
eps -= EPS_INTERVAL*50
min_samples -= 5
iterationTimes = 0
clusterPROP = {
'index': x,
'ODIRECTORY': stdoutdir,
'resByDir': resByDir,
'resByCate': resByCate,
'resByAng': resByCate,
'dataType': dataType,
'eps': eps,
'min_samples': min_samples,
'subfix': subfix,
'locs': locs,
'city':city,
'LngSPLIT': LngSPLIT,
'LatSPLIT': LatSPLIT
}
print '''
=== Cluster Parameters ===
index = %d
stdindir = %s
stdoutdir = %s
eps = %f
min_samples = %d
=== Cluster Parameters ===
''' % (x, stdindir, stdoutdir, eps, min_samples)
# 角度聚类单独处理
if dataType == 'angle':
clusterTask = LineTFIntersections(clusterPROP)
noiseRate, clusterofilename = clusterTask.run()
break
clusterTask = DBScanTFIntersections(clusterPROP)
noiseRate, clusterofilename = clusterTask.run()
if noiseRate <= 0.5:
print(iterationTimes)
break
else:
eps += EPS_INTERVAL
iterationTimes += 1
mergePROP = {
'index': x,
'IDIRECTORY': stdindir,
'ODIRECTORY': stdoutdir,
'dataType': dataType,
'subfix': subfix,
'city':city
}
mergeTask = MergeClusterEdges(mergePROP)
mergeTask.run()
def usage():
# /datahouse/zhtan/datasets/VIS-rawdata-region/
print "python tripFlowCal.py -d /datasets -p /datasets -e 2 -x 18 -k 24000"
def main(argv):
cityLatLngDict = {
'BJ':{
'north': 41.0500, # 41.050,
'south': 39.4570, # 39.457,
'west': 115.4220, # 115.422,
'east': 117.5000, # 117.500
},
'TJ': {
'north': 40.2500, # 40.1500,
'south': 38.5667, # 38.340,
'west': 116.7167, # 116.430,
'east': 118.3233, # 118.1940
},
#117°30'—119°19'、38°55'—40°20'
'TS':{
'north': 40.3333, # 41.050,
'south': 35.9167, # 39.457,
'west': 117.50, # 115.422,
'east': 119.3167, # 117.500
}
}
gridSizeDict = {
500: [0.0064, 0.005],
100: [0.00128, 0.001],
250: [0.0032, 0.0025],
1000:[0.0128, 0.01],
2000:[0.0256, 0.02],
4000:[0.0512, 0.04],
5000:[0.064, 0.05]
}
gridSize = 500
LngSPLIT = gridSizeDict[gridSize][0]
LatSPLIT = gridSizeDict[gridSize][1]
city = 'BJ'
try:
argsArray = ["help", 'stdindir=', 'stdoutdir', "eps", "min_samples", "index=", "delta", "kval"]
opts, args = getopt.getopt(argv, "hd:p:e:m:x:t:k:", argsArray)
except getopt.GetoptError as err:
print str(err)
usage()
sys.exit(2)
stdindir = '/datahouse/tripflow/2019-30-800-'+city
stdoutdir = '/datahouse/tripflow/2019-30-800-'+city
if gridSize != 500:
stdoutdir = '/datahouse/hcc/grid-' + str(gridSize)
# if gridSize == 100:
# stdoutdir = '/datahouse/hcc/grid-100'
# if gridSize == 250:
# stdoutdir = '/datahouse/hcc/grid-250'
# if gridSize == 1000:
# stdoutdir = '/datahouse/hcc/grid-1000'
# if gridSize == 2000:
# stdoutdir = '/datahouse/hcc/grid-2000'
# if gridSize == 4000:
# stdoutdir = '/datahouse/hcc/grid-4000'
# stdindir = '/datahouse/tripflow/2019-30-1200'
# stdoutdir = '/datahouse/tripflow/2019-30-1200'
#eps = 2 initial
#eps = 4 bj, tj
#eps = 3 #from shil
eps = 2 #grid = 100
# min_samples = 10
delta = -1
x = 9
#K = 24000 initial
K=60000
#bj tj the first three days
#K = 12000 #bj tj
#K = 10000 ts
for opt, arg in opts:
if opt == '-h':
usage()
sys.exit()
elif opt in ("-d", "--stdindir"):
stdindir = arg
elif opt in ('-p', '--stdoutdir'):
stdoutdir = arg
elif opt in ("-e", "--eps"):
eps = float(arg)
# elif opt in ('-m', '--min_samples'):
# min_samples = int(arg)
elif opt in ('-x', '--index'):
x = int(arg)
elif opt in ('-t' '--delta'):
delta = float(arg)
elif opt in ('-k' '--kval'):
K = int(arg)
STARTTIME = time.time()
print "Start approach at %s" % STARTTIME
# print '''
# === Cluster Opts ===
# stdindir = %s
# stdoutdir = %s
# eps = %f
# min_samples = %d
# === Cluster Opts ===
# ''' % (stdindir, stdoutdir, eps, min_samples)
for i in xrange(1736,1737):
processTask(i, eps, K, delta, stdindir, stdoutdir, cityLatLngDict[city], city, LngSPLIT, LatSPLIT)
#processTask(x, eps, K, delta, stdindir, stdoutdir)
# @多进程运行程�?END
ENDTIME = time.time()
print "END TIME: %s" % ENDTIME
print "Total minutes: %f" % ((ENDTIME-STARTTIME)/60.0)
if __name__ == '__main__':
logging.basicConfig(filename='logger-tripflowcal.log', level=logging.DEBUG)
main(sys.argv[1:])