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import numpy as np | |
def slidingWindow(x,max_error): | |
n=len(x) | |
leftNode=0 | |
segmentList=[] | |
print n | |
while leftNode<n-1: | |
print leftNode |
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origin='Madison,Chicago,IL'; | |
destination='N+Michigan+Ave,Chicago,IL'; | |
url1=['https://maps.googleapis.com/maps/api/directions/json?origin=' origin '&destination=' destination '&sensor=false&key= XXXX&departure_time=1343641500&mode=driving']; | |
direction=urlread(url1); | |
d=parse_json(direction); | |
steps=d{1}.routes{1}.legs{1}.steps; | |
[startpoints,endpoints]=cellfun(@parsecoord,steps); | |
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from __future__ import division | |
import numpy as np | |
class OnlineClf(object): | |
def __init__(self,iterNum,R): | |
self.w=None | |
self.iterNum=iterNum | |
self.misNum=[[0,0]] |
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test_function_1 <- function(a=1){ | |
cat("a is here",a) | |
} | |
test_function_2 <- function(b,...){ | |
test_function_1(...) | |
} | |
test <- function(a,b){ | |
test_function_2(b,a) |
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import statsmodels.tsa as st | |
import numpy as np | |
import numpy.linalg as nl | |
import statsmodels.tsa as tsa | |
def solver_leastSquare(A,y): | |
return nl.lstsq(A,y); | |
def read_data(filename): | |
x=[] |
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def omega(N,k,n): | |
return np.exp(-2*np.pi/N*k*n*1j) | |
def hanWindow(N): | |
diag=np.array([np.sin(np.pi*i/(N-1))**2 for i in range(N)]) | |
H=np.diag(diag) | |
return H | |
def createF(N): | |
F=np.zeros((N,N),dtype=complex) |
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#### LDA,QDA, RDA, naive baye functions #### | |
lda.model=function(traindata){ | |
lda.result=lda(Y~.,data=traindata) | |
return(lda.result) | |
} | |
lda.pred=function(model,dataSets.X){ | |
predresult=lapply(dataSets.X,function(X) predict(model,X)$class) | |
errorInfo(predresult,"lda") |
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import urllib2; | |
import numpy as np; | |
import json; | |
from pyproj import Geod; | |
def decode_line(encoded): | |
"""copied from https://github.com/jconst/Byway-Server/blob/master/polyline.py | |
""" | |
encoded_len = len(encoded) |
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# include <iostream> | |
using namespace std; | |
struct person{ | |
person * previousPerson; | |
person * nextPerson; | |
int sword; | |
int num; | |
}; |
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# http://stackoverflow.com/questions/10628847/geom-boxplot-with-precomputed-values | |
library(ggplot2) | |
DF <- data.frame(x=c("A","B"), min=c(1,2), low=c(2,3), mid=c(3,4), top=c(4,5), max=c(5,6)) | |
ggplot(DF, aes(x=x, ymin = min, lower = low, middle = mid, upper = top, ymax = max)) + | |
geom_boxplot(stat = "identity") |